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High Voltage Variable Frequency Speed Control System Operation

1. Ace IE CI FA iP SE EE E IE HI NG o a El f ie ed Hee Er EEE Figure 2 7 Outline structural chart of the high voltage frequency inverter Figure 2 8 Inner schematic drawing of the high voltage frequency inverter 28 Product overview 2 6 2 System size parameters Table of the Basic parameters of CHH100 Series of frequency inverter 6kV A paid utomat isolated ke Stand Inlet Manual 2 Rated Rated Motor Dimension automatic Serial capacit ard airflow bypass Model voltage current power W3xHxD bypass bypass NO y weight M3 H cabinet 3 kV A kw mm cabinet cabinet kVA kG W1 mm W2 mm W5 mm oo 3000x2690x sago 5500 oee 1 6 236 23 185 1000 800 185 06 1000 muvee 3000x2690x 4975 5500 2 6 255 25 200 1000 800 1000 0200 06 1009 uv 3000x2690x 5045 5500 3 6 280 27 220 1000 800 1000 0220 06 1000 CHEOD 3000x2690x 5095 5500 4 6 315 30 250 1000 800 1000 0250 06 1009 uta 3000x2690x 5095 5500 5 6 350 33 280 1000 800 1000 0280 06 1000 Eee 3000x2690x
2. 05 STOP MODE 0 1 0 DEC Stop STATUS RETURN Figure 7 13 Schematic drawing of the common interface of Parameter Number Settings As for the input of number type the settings interface as shown in the figure above will pop out after clicking users can carry out the settings of numbers by the popped out soft keyboard 101 Detailed functional description Detailed Functional Description 8 PO Group Basic Function Function ENE Setting Factory Name Description f Code Range Setting Speed 0 V F control P0 00 control 0 1 0 1 Vector control reserved mode Select speed control mode of the inverter 0 V F control V F control It is suitable for general purpose application such as pumps fans etc and it can also drive several motors Function LEA Setting Factory Name Description Code Range Setting Run 0 Keypad P0 01 command 1 Terminal 0 2 0 source 2 Communication The control commands of inverter include starting stopping forward running reverse running jogging and fault reset and so on 0 Keypad LOCAL REMOT LED extinguished Both RUN and STOP RST key are used for running command control If Multifunction key QUICK JOG is set as FWD REV switching function Reference the description of specific functions P7 03 In runnin
3. Check Cycle N Check Inspec Not Locati Check content Dai Regular year check method check standard o Item tion es on ly 1 2 3 should be firmly adsorbed no obvious dust Insulation resistance e insulation test phase shifting resistance Insulati transformer values should on D2 100MQ insulation case be within the ohmm 7 All 2 3 No Loose parts e normal range eter exceptions Abnormal heating e e e Check and DC parts tighten 2500V Cleaning e SObservation Connect Conductor is tilted e ing Wire insulation is e e 8 Main conduct damaged aging Observation No exceptions circuit or and wires Termina broken e e 9 Observation No exceptions Dfluid leakage e e D 2 Obserati 2 No Filter expansion e on Capaci exceptions 10 capacito 3 electrostatic e Measured by tance 3 Rated r capacity capacitance Meter Capacity 85 meter abnormal noise e Observation 11 Relay No exceptions Contact is rough e e e and hearing 194 Maintenance Check Cycle N Check Inspec Not Locati Check content Dai Regular year check method check standard o Item tion es on ly 1 2 3 broken Measuring The balance of the output voltage on output voltage the onii cabinet alternate differential Measuring voltage is less the output 10V Contro terminals
4. Frame Node addr Command Data addr head Cod 0 1 0 6 1 0 0 0 e ASCI 3A 30 31 30 36 31 30 30 30 l Data to write LRC Frame tail 201 Appendix 2 0 0 0 LF 30 30 30 33 45 35 oD OA Protocol function Different respond delay can be set through drive s parameters to adapt to different needs For RTU mode the respond delay should be no less than 3 5 bytes interval and for ASCII mode no less than 1ms The main function of Modbus is to read and write parameters The Modbus protocol supports the following commands 0x03 Read inverter s function parameter and state parameters 0x06 Write single function parameter or command parameter to inverter All drive s function parameters control and state parameters are mapped to Modbus R W data address The data addresses of each function parameters please refer the sixth column of chapter 9 The data address of control and state parameters please refer to the following table Parameter R W Dascripdon Address Meaning of value Penne 0001H Forward 0002H Reverse 0003H JOG forward Control 0004H JOG reverse command an 0005H Stop Ka 0006H Coast to stop 0007H Reset fault 0008H JOG stop 0001H Forward running 0002H Reverse running Inverter state 1001H 0003H Standby R 0004H Fault 0005H POFF state Com
5. RO8 RO7 RO6 RO5 RO4 RO3 RO2 RO1 ON 1 OFF O it shows the state of digital output signal during fault P8 06 and P8 07 is used to record fault unit state during fault P9 Group PID Control PID control is a common used method in process control such as flow pressure and temperature control The principle is firstly detect the bias between preset value and feedback value then calculate output frequency of inverter according to proportional gain integral and differential time Please refer to following figure Output frequency PID Preset O PID Control control algorithm Figure 8 18 PID control diagram value Feedback value Function EN Setting Factory Name Description Code Range Setting PID preset 0 Keypad P9 00 P JE 0 9 0 source 1 Al1 151 Detailed functional description Function Code Name Description Setting Range Factory Setting selection o ND A A W N Al2 Al3 All Al2 Al2 AI3 Al1 AI3 HDI Multi step 9 Communication These parameters are used to select PID preset and feedback source Note 1 When the frequency set PID that is the value of P0 03 is 6 the group function decides the target volume channels of this PID parameter 2 Goal value of the process PID given is relative value 10096 of preset value is corresponding to 100 of feedback va
6. Function Setting Factory Name Description Code Range Setting Power 0 Manual power frequency Pb 14 frequency bypass 0 1 0 bypass 1 Auto power frequency 164 Detailed functional description Function Rae Setting Factory Name Description f Code Range Setting when bypass failure The inverter switches to power frequency when failure 0 Manual bypass Inverter failure system choose coast to stop or cut off high voltage input when coast to stop according to seriousness 1 Auto bypass Coast to stop and switch to power frequency when inverter error Function ar Setting Factory Name Description j Code Range Setting Low frequency restraining Pb 15 EN 0 100 0 100 10 oscillation factor High frequency restraining Pb 16 0 100 0 100 0 oscillation factor Boundary of Pb 17 restraining 0 00 120 00Hz 0 00 120 00 20 00Hz oscillation In different condition need to adjust the restraining oscillation factor through high frequency Pb 16 low frequency vibration Pb 15 inhibitory factor That is an increase of restraining oscillation factor may increase the value of the motor vibration suppression of intensity Boundary of restraining oscillation specified the frequency range of low frequency restraining oscillation factor and high frequency restraining oscillation factor When the operating frequency is less than Pb 17 use Pb 15 for restr
7. P4 05 P4 10 are used to set the user defined V F curve The value should be set according to the load characteristic of motor Note 1 V1 lt V2 lt V3 f1 lt f2 lt f3 2 The voltage corresponding to low frequency should not be set too high otherwise it may cause motor overheat or inverter fault Voltage 100 V3 Figure 8 10 f1 f2 f3 Js Frequency V F curve setting diagram Note V F voltage is relative to the percentage of motor rated voltage 124 Detailed functional description P2 04 Function Pa Setting Factory Name Description Code Range Setting PWM 0 SPWM 1 P4 11 mode 0 1 0 1 SPWM2 selection P4 11 is used to select the way of modulate waveform 0 SPWM 1 sine waveform with triple harmonics 1 SPWM 2 standard sine waveform P5 Group Input terminals CHH series have 16 multifunction digital input terminals 3 analog input terminals and 1 high speed pulse input terminal Function Code Name Description Setting Range Factory Setting P5 00 S1 Terminal function 0 39 0 39 P5 01 S2 Terminal function 0 39 0 39 P5 02 S3 Terminal function 0 39 0 39 P5 03 S4 Terminal function 0 39 0 39 P5 04 S5 Terminal function 0 39 0 39 P5 05 S6 Terminal function 0 39 0 39 125 Detailed functional description
8. Function Code Name Description Setting Range Factory Setting P5 06 S7 Terminal function 0 39 0 39 P5 07 S8 Terminal function 0 39 0 39 P5 08 S9 Terminal function 0 39 0 39 P5 09 S10 Terminal function 0 39 0 39 P5 10 S11 Terminal function 0 39 0 39 P5 11 12 Terminal function 0 39 0 39 P5 12 13 Terminal function 0 39 0 39 P5 13 14 Terminal function 0 39 0 39 P5 14 15 Terminal function 0 39 0 39 P5 15 S16 Terminal function 0 39 0 39 126 Detailed functional description Setting x ARA Function Description value i Please set unused terminals to be invalid to avoid 0 Invalid i malfunction 1 Forward When the run command channel is set as terminal control the run command of inverter is given by the 2 Reverse two terminal functions 5 3 wire Please refer to description of P5 18 control Jog forward oe Please refer to description of P3 06 P3 08 Jog reverse The inverter blocks the output immediately For Coast to large inertia loads and without limiting the stop stop time it is advised to apply the methods It has the same meaning as P1 05 Resets faults that have occurred It has the same 7 Reset fault function as STOP RST External 8 fault normal o
9. gt Please do not reset and re run the inverter if do not know the reason of fault treat the fault after confirming the fault 187 Warning information and fault solution level and reason lt CHH series inverter is complicated electronics converter equipment Inspection or repair must under the instruction of manufacture engineer lt Please make sure the power supply is off and filter capacitor discharge completely during inspection or repair 9 4 Action after warning 1 System warning introduction Alarm code Alarm Name Reason Solution A00 01 Input over voltage 1 Grid voltage too high Make sure grid voltage within rated voltage vibration range 15 A00 02 Phase shift transformer overheating 1 Overload 2 Environment temperature too high 3 Temperature controller fault 4 Cooling fault 5 Protection circuit wire under interference 6 Control shield grounding cable is not right 1 Check external signal cable and shield layer ground right or not 2 Check transformer load and environment temperature compare to rated value 3 Check install condition 4 Check control cable shield layer grounding right or not 6 Check controller and its circuit temperature A00 03 Main control power supply off 1 Main Power Control Supply Power down or not plugged 2 Control cabinet main control pow
10. Appendix 2 Interfaces RS485 asynchronous half duplex Default 8 E 1 19200bps See Group PC parameter settings Communication Modes 1 The protocol is Modbus protocol Besides the common register Read Write operation it is supplemented with commands of parameters management 2 The drive is a slave in the network It communicates in point to point master slave mode It will not respond to the command sent by the master via broadcast address 3 In the case of multi drive communication or long distance transmission connecting a 100 1200 resistor in parallel with the master signal line will help to enhance the immunity to interference Protocol Format Modbus protocol supports both RTU and ASCII mode The frame format is illustrated as follows RTU mode 4 Modbus data frame gt Start at least 3 5 bits Slave Function End at least 3 5 of vacancy address code Data Check bits of vacancy ASCII mode lt 4 Modbus data frame lan AR Slave Function Lany we Start OX 3A address code Data Check End 0 XD 0 XA Modbus adopts Big Endian representation for data frame This means that when a numerical quantity larger than a byte is transmitted the most significant byte is sent first RTU mode In RTU mode the Modbus minimum idle time between frames should be no 200 Appendix 2 less than 3 5 by
11. If the signal of analog input is current signal the current signal of OmA 20mA corresponds to the voltage of OV 5V For different applications the corresponding value of 100 0 analog setting is different For details please refer to description of each application Corresponding setting value Frequency given value by PID feedback 100 ox Zag 2 Figure 8 15 Relationship between Al and corresponding setting Al1 input filter time Adjusting the analog input sensitivity Increase the value of the appropriate analog can enhance the anti interference but it will weaken the sensitivity of analog inputs Function NGA Setting Factory pad Name Description Rance Setting P5 26 Al2 lower limit 0 00 P5 28 0 00 P5 28 0 00V Al2 lower limit P5 27 corresponding 100 0 100 0 100 0 100 0 0 0 setting P5 28 _Al2 upper limit P5 26 10 00 P5 26 10 00 10 00V Al2 upper limit P5 29 corresponding 100 0 100 0 100 0 100 0 100 0 setting P5 30 ei 0 00 10 00s 0 00 10 00 0 10s constant P5 31 Al3 lower limit 10 00 P5 33 10 00 P5 33 0 00V Al3 lower limit P5 32 corresponding 100 0 100 0 100 0 100 0 0 0 setting P5 33 JAI3 upper limit P5 31 10 00 P5 31 10 00 10 00V P5 34 AI3 upper limit 100 0 100 0 100 0 100 0 100 0 135 Detailed functional description Function ING Setting Factory Name Description f Code Range Setting corresponding setting P5 35 A13 filter
12. Torque stepdown V F curve 1 3 order Torque stepdown V F curve 1 7 order Torque stepdown V F curve 2 0 order Linear curve RK Output frequency Figure 8 8 Multiple V F curve diagram Function Pa Setting Factory Name Description Code Range Setting Torque P4 01 0 1 10 0 0 0 Automatic 0 0 10 0 1 0 boost Torque 0 0 50 0 motor rated P4 02 boost 0 0 50 0 20 0 frequency cut off Torque boost will take effect when output frequency is less than cut off frequency of torque boost P4 02 Torque boost can improve the torque performance of V F control at low speed The value of torque boost should be determined by the load The heavier the load the larger the value should be set But this value should not be too large otherwise may cause the motor over excitation and over heat or the inverter would be tripped by over current or over load If value of function is set to 0 the inverter will boost the output torque according to the load automatically Please refer to following diagram 122 Detailed functional description Torque boost cut off If value of output frequency is less than cut off frequency the torque boost is valid otherwise the torque boost is invalid Output voltage Seut of J Output frequency Figure 8 9 Manual torque boost diagram Function lt Setting Factory Name Description Code Range Setting V F slip P4 03 f 0 0 200 0 0
13. automatic Serial capaci ard airflow bypass Model voltage current power W3xHxD bypass bypass NO y weight M3 H cabinet kV A kW mm cabinet cabinet KVA ka W1 mm W2 mm W5 mm ene 3500x2690 sago 5500 1 t0 295 17 220 1000 800 1000 0220 10 1000 En 3500x2690 ngan 5500 2 t0 330 19 250 1000 800 1000 0250 10 x1000 ent 3500x2690 sogo 5500 6 10 360 21 280 1000 800 1000 0280 10 1000 Baia 3500x2690 3999 5500 4 10 400 24 315 1000 800 1000 0315 10 1000 oe 3700x2690 3449 11700 5 t0 450 27 355 1000 800 1000 0355 10 1000 ions 3700x2690 3469 11700 6 10 500 30 400 1000 800 1000 0400 10 1000 rod 3700x2690 3599 11700 7 t0 570 33 450 1000 800 1000 0450 10 1000 TO 3700x2690 399p 11700 8 10 630 37 500 1000 800 1000 0500 10 1000 ET 3700x2690 399p 11700 9 t0 710 41 560 1000 800 1000 0560 10 1000 Een 3700x2690 357 11700 10 10 800 46 630 1000 800 1000 0630 10 31000 11 cHH100 10 870 51 710 4400x2690 8570 16400 1000 800 1000 32 Product overview At mai utomat isolated ated Stand Inlet Manual A Rated __ Rated Motor Dimension automatic Serial capaci ard airflow bypass Model voltage current power W3xHxD bypass bypass NO y weight M3 H cabinet kV A kW mm cabinet cabinet KVA ka W1 mm W2 mm W5 mm 0710 10 1200 CHH100 4800x2690
14. 0 0A P8 05 DC bus voltage of current fault 0 0V P8 06 DC bus voltage of current fault unit P8 07 Unit temperature of current fault 0 0 P8 08 Input terminal state of current fault The following table format P8 09 Output terminal state of current fault The following table format P8 10 Time of current fault 00 00 The state of current fault input terminals is a decimal number For all of digital input terminals state order during last fault please refer to table as below 150 Detailed functional description BIT15 BIT14 BIT13 BITIZ BITI1 BIT10 BIT9 BIT8 S16 S15 S14 S13 S12 S11 S10 SI BIT7 BIT6 BIT5 BIT4 BIT3 BIT2 BIT1 BITO S8 S7 S6 S5 S4 S3 S2 S1 ON 1 OFF 0 it shows the state of digital input signal during fault The state of current fault output terminals is a decimal number For all of digital output terminals state order during last fault Please refer to table as below BIT15 BIT14 BIT13 BIT12 BIT11 BIT10 BIT9 BIT8 Reser Reserv Reser Reserv Reser Reserv Reser Reserv ved ed ved ed ved ed ved ed BIT7 BIT6 BIT5 BIT4 BIT3 BIT2 BIT1 BITO
15. 241 Appendix 3 eee Looe EE Description Code Unit C3 Pd 23 temperature 0 0 100 0 C indication Unit C4 Pd 24 temperature indication Unit C5 Pd 25 temperature indication Unit C6 Pd 26 temperature indication Unit C7 Pd 27 temperature indication Unit C8 Pd 28 temperature indication Unit C9 Pd 29 temperature indication Pd 30 bus voltage 0 2000V indication Pd 31 bus voltage 0 2000V indication Unit A3 DC Pd 32 bus voltage 0 2000V indication Pd 33 Unit A4 DC 0 2000V 242 Setting Appendix 3 Function niya Setting Factory Lat indication G ad Pd 34 bus voltage 0 2000V 0 2000 indication had et en Pd 35 bus voltage 0 2000V 0 2000 indication er foe Pd 36 bus voltage 0 2000V 0 2000 indication e a dito Pd 37 bus voltage 0 2000V 0 2000 indication Pd 39 bus voltage 0 2000V 0 2000 indication Unit B2 DC Pd 40 bus voltage 0 2000V 0 2000 indication Unit B3 DC Pd 41 bus voltage 0 2000V 0 2000 indication Pd 42 bus voltage 0 2000V 0 2000 indication bus voltage 243 Unit A9 DC Pd 38 bus voltage 0 2000V 0 2000 indication Appendix 3 Function A Setting Factory Description f Code range Setting etn O Unit B6 DC Pd 44 bus voltage 0 2000V 0 2000 indication po Unit B7 DC Pd 45 bus voltage 0 2000V 02000 indication Pd 46 bus voltage 0 2000V 02000 indication Pd 47 bus voltage 0 2000V 02000 indication Pd 48 bus voltage 0 2000V
16. 84 Operation of the variable frequency speed control system Indicator light name Description of indicator light FWD REV Forward amp Reverse indicator light Lights off indicates the system is in the Forward state Lights on indicates the system is in the Reverse state LOCAL REMOTE Control Mode indicator light Lights off indicates the Keyboard Control mode lights flashing indicates the Terminal Control state lights on indicates the Remote Communication Control state TRIP Overload Pre alarm indicator light lights off represents the Normal state lights flashing represents the Overload Pre alarm state lights on represents the Fault state 3 Description of unit indicator lights Symbol characteristics Description of symbol contents Hz Frequency unit A Current unit V Voltage unit RPM Rotation speed unit Percentage 7 1 3 Description of keyboard operations 1 Description of keyboard interface hierarchies Fault interface a o s State inquiry interface Gt 1 Operation interface Figure 7 3 Converting relation drawing of the keyboard operation interfaces The keyboard operation interfaces are divided into 3 categories of Fault interface State Query interface and Operation interface The display contents are as follows 85 Operation of the variable frequency speed control system Na
17. 8770 16400 12 t0 980 57 800 1000 800 1000 0800 10 1200 cones 4600x2690 49739 28900 13 t0 1100 64 900 1000 800 1000 0900 10 1200 Arn 4600x2690 49379 28900 14 10 1200 71 1000 1000 800 1000 1000 10 31200 o 4600x2690 49599 28900 15 10 1370 79 1120 1000 800 1000 1120 10 31200 ET 4600x2690 49970 28900 16 t0 1500 88 1250 1000 800 1000 1250 10 x1200 HUAN 4600x2690 44499 28900 17 t0 1700 98 1400 1000 800 1000 1400 10 1200 Ar 4800x2690 49774 33100 18 10 1900 112 1600 1000 800 1000 1600 10 31200 en 5000x2690 43494 33100 19 to 2200 127 1800 1000 800 1000 1800 10 F190 PE 5000x2690 45814 33100 20 to 2400 141 2000 1000 800 1000 2000 10 1500 Ee 5000x2690 sapag 33100 21 to 2700 157 2240 1000 800 1000 2240 10 ws 33 Product overview Automat Isolated ated Stand Inlet Manual A Rated __ Rated Motor Dimension automatic Serial capaci ard airflow bypass Model voltage current power W3xHxD bypass bypass NO y weight M3 H cabinet kV A kW mm cabinet cabinet KVA ka W1 mm W2 mm W5 mm anne 5000x2970 44392 33100 22 to 3000 175 2500 1000 800 1000 2500 10 1500 aver 5000x2970 44642 33100 23 to 3600 205 2800 1000 800 1000 2800 10 1500 ane 7100x2940 15950 58100 24 to 4000 230 3150 1000 800 1000 3150 10
18. ARG RATING kri RATE Figure 4 6 Wiring diagram of user terminals of the high voltage Precautions frequency inverter gt reinforced insulation If wire insulators are damaged due to certain reasons then the intrusion of the high voltage into the control circuit is possible This is not permitted for European Low Voltage Directive If this situation occurs electric shock or equipment damage may occur Usually the user control wires shall not use the wires with 60 System installation and wiring If shielding cables are used the each cable shielding layer can only be grounding at the single ended To ensure the normal work of the variable frequency speed control system it must be guaranteed that work of various signal lines is normal without being affected by various electromagnetic interference Therefore during the installation of user control wires the correct installation of these signal lines must be focused on in the following aspects Separate wiring of the signal wires and power cord especially the large current high voltage wires must be ensured to avoid electromagnetic interference The control cables shall not be wired parallel to the power cables If this situation is inevitable the distance between the control cables and main cables must be kept as a minimum 30cm The control cables and power cables shall be cross wired perpendicularly Separate wiring of digital signal lines
19. INVt High Voltage Variable Frequency Speed Control System Operation Manual SHENZHEN INVT ELECTRIC CO LTD Content Content COMMON isi asks avescscsh A e e a a e araa Eaa eaS T 2 alens Eea ON En 5 Precautions E E 6 Wek Safety notes ANNA benen ER 6 1 2 Relevant design standards of the high voltage variable frequency speed control Systems annaa aiaa ND La ETEESI 9 Product Overview 2S ba GAAN 12 2 1 Technical features cccccescecececeeeceeneeeeeeeeeeeeeeeeeseeeeeeeaeeeeeeee 12 2 2 Brief introduction of features nnen ennnnenennnenennneereenn 15 2 3 Product application fields nennen enne nenneeenenenneenn 19 2 4 System composition and principle of work nee 20 2 4 1 System COMPOSITION annen nennereneeennerenveenn 20 2 5 Public technical parameters specifications and models 24 2 5 1 Model description 3a verant snnevereenesrveesensreercerenn 2 5 2 Descriptions of data plate model 2 5 3 General parameters of the system nanne 2 6 System profile and size parameters ennen ennen 2 6 1 System profil nnen ene venereeneneeneennereneeeeneeenn 2 6 2 System size parameters nnen ennen nennen System transportation storage and waste disposal DANGAN Na denderend Aone tee Aa eed i ee 36 3 1 The transportation of high voltage variable frequency speed control systems 3 2 Arrival acceptance check nennen eenneenneneneeerneeenee 39 3 3 Storage and conditions nennen vennen e
20. P7 03 P7 04 QUICK JOG function selection ISTOP RST function selection 2 Download parameters from LCD Note The parameter automatically return to 0 after1 2 operation 0 Jog running 1 FDW REV switching 2 Search the parameters different from the factory settings 0 Valid when keypad control 1 Valid when keypad or terminal control 2 Valid when keypad or communication control 3 Always valid 00 00 23 P7 05 Time setting 00 00 23 59 59 00 00 P7 06 Running state display selection1 0x0000 0xFFFF BITO Running frequency Hz BIT1 Setting frequency Hz BIT2 Input voltage V BIT3 Output voltage V eng Ge BIT 4 Output current A BIT5 Running speed rpm BIT6 Linear speed BIT7 Output power rating 227 Appendix 3 Function Setting Factory Description Code range Setting Running state display selection BIT8 Output torque BITS PID giving value BIT10 PID Feedback value BIT11 Input terminal state BIT 12 Output state BIT13 Analog Value V BIT14 Value V BIT15 Value V 0x0000 0xFFFF BITO HDI frequency value BIT1 Current multi steps BIT2 BIT3 Input current A BIT4 current terminal All Analog Al2 Analog Al3 step of Input power factor Percentage of relate to motor rated current BIT5 current relate to inverter Percentage of rated current BIT6 Running time BIT7 Time dis
21. PID stops operation when the bias is within this range Setting this parameter correctly is helpful to improve the system output accuracy and stability 155 Detailed functional description Feedback value p gg Bias limit Reference value Time t l l l Output frequency Time t Figure 8 23 Relationship between bias limit and output frequency Function NA Setting Factory Name Description i Code Range Setting Feedback lost P9 09 0 0 100 0 0 0 100 0 0 0 detecting value Feedback lost P9 10 0 0 3600 0s 0 0 3600 0 1 0s detecting time When feedback value is less than feedback lost detecting value continuously for the period determined by feedback lost detecting time the inverter will alarm feedback lost failure E00 17 Note 100 of Feedback lost detecting value is the same as 100 of Keypad PID preset Function ie Setting Factory Name Description Code Range Setting PID P9 11 dormancy 0 0 100 0 0 0 100 0 0 0 wake up 156 Detailed functional description Function ne Setting Factory Name Description f Code Range Setting value PID P9 12 dormancy 0 0 3600 0s 0 0 3600 0 1 0s delay time PID dormancy wake up value IF PID feed back dormancy value PID will be wake up then inverter frequency increase from O until PID feedback reach PID preset again PID dormancy delay time If not 0 PID dormancy valid
22. Step 4 Perform the maintenance of the transformer cabinets and power cabinets Step 5 After the maintenance remove the safety grounding wires on the input side of the transformer Step 6 If the system is not running with power frequency bypass and it is required to recover the running of the variable frequency speed control system switch to the variable frequency running according to the procedures of power up and booting up If the system is running with power frequency bypass and it is required to recover the running of the variable frequency speed control system firstly set the boot mode to speed tracking boot up then boot and run using the method of switching the power and variable frequency switch to the mode of variable frequency 81 Operation of the variable frequency speed control system Human machine interface 7 fre 1 6 6 5 a RA Touch screen o la O me Keyboard pa 4 d EF Figure 7 1 Schematic drawing of the human machine interface of the high voltage frequency inverter 7 1 Keyboard 7 1 1 The outline of keyboard and the position in the system All default configurations of each high voltage variable frequency speed control system of CHH Series include a keyboard The keyboard is connected to the high voltage variable frequency speed control system via the keyboard 82 Operation of the variable frequency speed control system wires A
23. Torque 0 096 50 094 Motorrated 0 0 50 0 20 0 O 216 Appendix 3 Function TIYA Setting Factory Description f Code range Setting V F slip P4 03 compensatio 0 0 200 0 0 0 200 0 0 0 O n Auto energy P4 04 saving 0 1 selection V F 0 00 P4 0 P4 05 0 00Hz P4 07 0 00Hz frequency 1 7 V F voltage 0 0 100 0 Motor P4 06 0 0 100 0 0 0 1 rated voltage V F P4 05 P4 P4 07 P4 05 P4 09 0 00Hz frequency 2 09 P4 08 V F voltage2 0 0 100 0 0 0 100 0 V F P4 07 P2 02 Motor rated P4 07 P2 P4 09 0 00Hz frequency 3 frequency 01 V F voltage 0 0 100 0 Motor P4 10 0 0 100 0 0 0 3 rated voltage PWM mode 0 PWM 1 P4 11 0 1 selection 1 PWM 2 P5 group Input terminals S1 Terminal 0 i P5 00 AE NG 0 39 function 1 Forward S2 Terminal 2 Reverse P5 01 0 39 function 3 3 wire control S3 Terminal 4 Jog forward P5 02 0 39 function 5 Jog reverse S4 Terminal 6 Coast to stop P5 03 0 39 function 7 Reset fault S5 Terminal 8 External fault normal P5 04 3 0 39 function open input 217 Appendix 3 Function LAA Setting Factory Description Modify Code range Setting S6 Terminal P5 05 function S7 Terminal P5 06 function S8 Terminal P5 07 function S9 Terminal P5 08 i function S10 P5 09 Terminal function S11 P5 10 Terminal function S12 P5 11 Terminal function S13 Terminal function S14 P5 13 Terminal funct
24. Emergency stop If the running command channel is used for communication then after pressing this button the variable frequency speed control system will freely stop Deceleration stop If the running command channel is used for communication then after pressing this button the variable frequency speed control system will stop with deceleration Forward running If the running command channel is used for communication then after pressing this button the variable frequency 92 Operation of the variable frequency speed control system Serial NO Area Buttons and content Meanings speed control system will be forward running Reverse running If the running command channel is used for communication then after pressing this button the variable frequency speed control system will be reverse running Frequency settings If the frequency specifying channel is used for communication then after pressing this button the dialog box will pop up for setting the running frequency of the variable frequency speed control system Normal inching turning After pressing this button the system will be running forward in the inching mode after releasing this button the system will stop the inching operation Reverse inching turning After pressing this button the system will be running reversely in the inching mode after releasing this button the
25. PID feedback reach PID preset and work steadily Inverter will work in current state for PID dormancy delay time and then reduce frequency to 0 according to preset entering dormancy state until PID dormancy wake up P9 12 Feed back value 3 al Limited bias Preset T value 7 7 I I PELL he a aaa Sn ma amanda minds mk L k a Time Output A r i frequency sl Naa gt Time t Figure 8 2 Frequency increase after inverter start PID feedback increase too When the feed back reach preset value inverter maintain current state and PID walk into dormancy delay time P9 12 Constant output frequency keep PID within bias limit inverter frequency reduce to 0 in the decrease time because of system inertia PID feedback reduce slowly When feedback value reach to the wake up value P9 11 inverter wake up from dormancy state then frequency increase PID feedback increase too PA Group Multi step speed conirol Function Aine Setting Factory Name Description Code Range Setting PA 00 Multi step 100 0 100 0 100 0 100 0 0 0 157 Detailed functional description Function Es Setting Factory Name Description Code Range Setting speed 0 Multi step PA 01 100 0 100 0 100 0 100 0 0 0 speed 1 Multi step PA 02 100 0 100 0 100 0 100 0 0 0 speed 2 Multi step PA 03 100 0 100 0 100 0 100 0 0 0 speed 3 Mult
26. criterion Checked ee Visual indication 1 Temperature humidity dust See or use Operation vapor leakage grease i pO instrument check if environment contamination gases s P need the technical 2 Hazardous material regulation Visual indication Touch screen Clear display clear 1 Abnormal vibration or sound Frame 2 Screw bolt loose or not Visual indication structure 3 Damage out of shape normal 4 Dusty or defile or not Abnormal vibration or sound or Visual auditory cooling fan not normal Visual indication Cooling channel Block attached material or not normal phase shifting 1 Abnormal temperature or not Visual auditory transformer 2 Abnormal sound or not check interface High voltage 1 Abnormal vibration or not Visual auditory contactor 2 Abnormal sound or not normal 10 2 Periodic Maintenance General steps of periodic maintenance and inspection 191 Maintenance 1 Cut off all of the power supply for high inverter including main power supply and auxiliary power supply 2 Confirm Item 1 after waiting for 30 min confirm power unit discharge 3 Make sure switcher open and grounding correctly 4 Open cabinet door of high inverter check the item one by one according to periodic maintenance 5 Implement maintenance of high voltage 6 Confirm the maintenance and inspection work 7 Finish the maintenance and inspection 8 Confirm main power supply control power supply an
27. switch on the high voltage switcher after the receiving When inverter need to break with high i voltage switcher send signals to up level Emergency breaking 14 i operation platform or high voltage of high voltage switcher to break the high voltage switcher to protect inverter State of running 15 Inverter running channel 138 Detailed functional description Setting 3 a Function Description Value State of power unit 16 Power unit bypass running bypass Signal of buffer relay 17 when powering on 18 20 No output Note ON means that the normal open contact of relay is closed and the normal close contact of relay is open Function Code Name Description Setting Range Factory Setting P6 08 HDO ON OFF output selection 0 24 0 24 P6 09 AO1 output selection 0 24 0 24 P6 10 AO2 output selection 0 24 0 24 P6 11 AO3 output selection 0 24 0 24 P6 12 AO4 output selection 0 24 0 24 Analog output terminal AO1 and AO2 provide 0 10V voltage output while Analog output terminal AO3 and AO4 can provide both 0 10V voltage and 0 20mA current signal it is selectable by the jumper J3 AO3 and J4 AO4 on the I O board The Range of HDO Open Collector High speed pulse output is 0 50 000 kHz 139 Detailed functional description AO HDO output fun
28. system will stop the inching operation Language option There are two options in English and Chinese Monitoring area Running frequency The actual running frequency of the variable frequency speed control system Setting frequency The configured frequency of the variable frequency speed control system Motor speed Displays the actual rotating speed of the current motor 93 Operation of the variable frequency speed control system Serial NO Area Buttons and content Meanings Output power Displays the percentage taken by the output power of the current motor of the rated power Output voltage The output voltage of the variable frequency speed control system Input voltage The input voltage of the variable frequency speed control system Output current The output current of the variable frequency speed control system Output torque The actual torque output percentage of the variable frequency speed control system Power Variable frequency state It is on the left side of this area and displays the state of all high voltage switches of the current high voltage variable frequency speed control system in graphic mode Running state The text box above this area displaying the high voltage variable frequency speed control system is currently in the state of Power frequency operation Variable frequency ope
29. then the fault elimination can be carried out according to the warning information provided on the keyboard touch screen referring to the methods described in Chapter 9 Fault detection and elimination in this document 3 Specify the running frequency in accordance with the designated frequency specifying mode 4 Specify the running control signals according to the designated control mode 3 Deceleration shutdown Carry out the shutdown operation according to the control mode Note Before the frequency output is not lowered down to the shut down frequency if starting signal is given again the system will raise the frequency to the specified target frequency 4 Free shutdown After free stopping the variable frequency speed control system stops the voltage output the motor rotates freely and will gradually slow down under the impact of the load and friction lt Whether the working condition allows the free shut down of the motor needs to be fully estimated lt During the process of free shutting down due to the residual magnetism voltage may still exist in the output cables lt After shutdown do not touch the main circuit and motor this is because the DC voltage of the frequency inverting part still exists 5 Power off 1 Execute the shutdown or free shutdown operations of the variable frequency speed control system 79 Operation of the variable frequency speed control system 2 Send down the p
30. 0 0 50Hz P5 19 0 01 50 00Hz s O change rate 0 s DOWN 0 01 50 0 0 50Hz P5 20 setting 0 01 50 00Hz s j O s change rate All lower 0 00 P5 2 P5 21 0 00V P5 23 00 O limit 3 All lower limit 100 0 10 P5 22 _ 1 100 096 100 095 O correspondin 0 0 g setting Al1 upper P5 21 10 P5 23 P5 21 10 00V 10 00V O limit 00 Al1 upper limit 100 0 10 P5 24 100 0 100 0 100 0 O correspondin 0 0 g setting All filter time 0 00 10 0 P5 25 0 00s 10 00s 0 10s O constant 0 Al2 lower 0 00 P5 2 P5 26 0 00V P5 28 0 00V O limit 8 Al2 lower limit 100 0 10 P5 27 _ 100 0 100 0 0 0 O correspondin 0 0 g setting Al2 upper P5 26 10 P5 28 P5 26 10 00V 10 00V O limit 00 Al2 upper limit 100 0 10 P5 29 100 0 100 0 100 0 O correspondin 0 0 g setting 220 Appendix 3 Function A Setting Factory Description A Modify Code range Setting Al2 filter time 0 00 10 0 P5 30 0 00s 10 00s 0 10s O constant 0 Al3 lower 10 00 P5 P5 31 10 00V P5 33 10 00V O limit 33 Al3 lower limit 100 0 10 100 0 100 0 100 0 O correspondin 0 0 g setting A13 upper P5 31 10 P5 33 P5 31 10 00V 10 00V O limit 00 A13 upper limit 100 0 10 _ 100 0 100 0 100 096 O correspondin 0 0 g setting Al3 filter time 0 00 10 0 P5 35 0 00s 10 00s 0 10s O constant 0 HDI1 lower 0 000 P5 0 000K P5 36 tee 0 000 KHz P5 38 O limit 38 Hz HDI1 lower limit 100 0 10 _ 100 0 100 0 O correspondin 0 0 g setting HDI1
31. 0 0 P6 19 0 0 O limit AO1 lower limit 0 00 10 0 P6 18 0 00V 10 00V 0 00V O correspondin 0 g output AO1 upper P6 17 100 P6 19 P6 17 100 0 100 0 O limit 0 AO1 upper limit 0 00 10 0 P6 20 0 00V 10 00V 10 00V O correspondin 0 g output AO2 lower P6 21 ne 0 0 P6 23 0 0 P6 23 0 0 O limit AO2 lower limit 0 00 10 0 P6 22 10 00V 10 00V 0 00V O correspondin 0 g output O AO2 upper P6 21 100 P6 23 a P6 21 100 096 a 100 0 imi 3 AO2 upper limit 0 00 10 0 _ 0 00V 10 00V 10 00V O correspondin 0 g output AO3 lower P6 25 pa 0 096 P6 27 0 0 P6 27 0 096 imi 225 0 0 Appendix 3 Function Setting Factory y Description Modify Code range Setting AO3 lower limit 0 00 10 0 P6 26 _ 0 00V 10 00V 0 00V O correspondin 0 g output A03 upper P6 25 100 P6 27 ini P6 25 100 0 o 100 0 O Imt AO3 upper limit 0 00 10 0 P6 28 _ 0 00V 10 00V 10 00V O correspondin 0 g output AO4 lower P6 29 limit 0 0 P6 31 0 0 P6 31 0 0 O imi A04 lower limit 0 00 10 0 P6 30 _ 10 00V 10 00V 0 00V O correspondin 0 g output A04 upper P6 29 100 P6 31 limit P6 29 100 0 A 100 0 O imi i AO4 upper limit 0 00 10 0 P6 32 _ 0 00V 10 00V 10 00V O correspondin 0 g output P7 group Human Machine interface User P7 00 065535 065535 O password LCD I 0 Chinese language 0 1 O i 1 English selection 0 Invalid Parameter 1 Upload parameters to 0 2 O copy LCD 226 Appendix 3
32. 0 100 0 C 0 0 100 0 C Pd 08 Unit A6 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 09 Unit A7 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 10 Unit A8 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 11 Unit A9 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 12 Unit B1 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 13 Unit B2 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 14 Unit B3 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 15 Unit B4 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 16 Unit B5 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 17 Unit B6 0 0 100 0 C 0 0 100 0 C 170 Detailed functional description Function Code Name Description Setting Range Factory Setting temperature indication Pd 18 Unit B7 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 19 Unit B8 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 20 Unit B9 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 21 Unit C1 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 22 Unit C2 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 23 Unit C3 temperature indication 0 0 100 0 C 0 0 100 0 C P
33. 0 2 0 DEC Stop 0 Run at P0 09 STATUS _ RETURN Figure 7 9 Parameter Settings 3 level interface The main interface is mainly for displaying the value and state of the function codes Users can click corresponding function codes to perform the setting and modifying operations 3 The interface of the 3 level sub menu popped up by Running Mode Settings HV POWER eld NORMAL OUTPUT BYPASS OUTPUT K1 CUT OFF HIGH VOL or Figure 7 10 Schematic drawing of the Running Mode Settings 3 level interface Current Running Mode displays the current variable frequency speed control 99 Operation of the variable frequency speed control system system is in Variable frequency Power frequency or Power off The lower left button represents the required operations Under the current operation if button operation is allowed then this button is black otherwise the button is grey The lower right graph displays the current specific action state of the contactor of the variable frequency speed control system and the distribution of the high voltage 4 The description of the 3rd level sub menu popped up by software version EXAM SOFT EDITION FPGAEDITION 0 00 ooo Jo fe 0 00 7 Figure 7 11 Schematic drawing of the software edition 3rd level interface This interface mainly displays the current software version of FPGA and power unit of the var
34. 02000 indication Pd 49 bus voltage 0 2000V 02000 indication Pd 50 bus voltage 0 2000V 0 2000 indication Unit C4 DC Pd 51 bus voltage 0 2000V 0 2000 indication Unit C5 DC Pd 52 bus voltage 0 2000V 0 2000 indication Unit C6 DC Pd 53 bus voltage 0 2000V 0 2000 indication 244 Appendix 3 Function nne Setting Factory Description Code range Setting Unit C7 DC Pd 54 bus voltage 0 2000V 0 2000 indication Unit C8 DC Pd 55 bus voltage 0 2000V 0 2000 indication Unit C9 DC Pd 56 bus voltage 0 2000V 0 2000 indication Unit A1 fault LAGA 0000 FFF Pd 57 indicated 0x0000 0xFFFF value Unit A2 fault PA 0000 FFF Pd 58 indicated 0x0000 0xFFFF value Unit A4 fault 0000 FFF Pd 60 indicated 0x0000 0xFFFF F value Unit A5 fault 0000 FFF Pd 61 indicated 0x0000 OxFFFF F value Unit A6 fault 0000 FFF Pd 62 indicated 0x0000 OxFFFF 7 value Unit A7 fault 0000 FFF Pd 63 indicated 0x0000 0xFFFF F value Pd 64 Unit A8 fault 0x0000 0xFFFF 0000 FFF 245 F Unit A3 fault Abi 0000 FFF Pd 59 indicated 0x0000 O0xFFFF F value Appendix 3 Function ae Setting Factory Description Modify Code range Setting indicated F value Unit A9 fault 0000 FFF Pd 65 indicated 0x0000 0xFFFF E e value Unit B1 fault 0000 FFF Pd 66 indicated 0x0000 0xFFFF E e value Unit B2 fault indi 0000 FFF Pd 67 indicated 0Xx0000 0xFFFF a e value Unit B3 fault indi 0000 FFF Pd 68 indicated 0x0
35. 06 1200 27600 20 CHHtoo 6 1900 185 1600 3900x2690 9320 1000 800 1000 30 Product overview Autom 5 utomat isolated atog Stand Inlet Manual Rated __ Rated Motor Dimension i automatic Serial capaci ard airflow bypass Model voltage current power W3xHxD bypass bypass NO y weight M3 H cabinet kV A kW mm cabinet cabinet kVA a gt W1 mm W2 mm W5 mm 1600 06 1200 CHH100 5900x2690x 11710 41500 21 6 2200 220 1800 1000 800 1000 1800 06 1200 renee 5900x2690 17099 41500 22 6 2400 229 2000 1000 800 1000 2000 06 1200 AINT EN 5900x2690x 42569 41500 23 6 2700 261 2240 1000 800 1000 2240 06 1500 CHH100 5900x2690x 17930 41500 24 6 3000 281 2500 1000 800 1000 2500 06 1500 CHH100 5900x2690x 13310 41500 25 6 3300 324 2800 1000 800 1000 2800 06 1500 CHH100 7100x2970x 15395 58500 26 6 3700 363 3150 1000 800 1000 3150 06 1200 CHH100 7100x2970x 16050 58500 27 6 4500 428 3550 1000 800 1000 3550 06 1500 CHH100 7100x2970x 16800 58500 28 6 5000 482 4000 1000 800 1000 4000 06 1300 Table of the basic parameters of CHH100 Series of frequency inverters 10kV 31 Product overview At mai utomat isolated ated Stand Inlet Manual A Rated __ Rated Motor Dimension
36. 10 00Hz 0 00 10 00 0 00Hz frequency 109 Detailed functional description Function ne Setting Factory Name Description f Code Range Setting Hold time P1 02 of starting 0 0 50 0s 0 0 50 0 0 0s frequency The inverter will start from the starting frequency P1 01 and after hold time of starting frequency P1 02 the running frequency of inverter will increase to reference frequency If the reference frequency is less than starting frequency inverter will be at stand by state The starting frequency couldn t be limited by the lower frequency Note When the inverter starts directly if the reference frequency is less than starting frequency the inverter will be at stand by state Inverter has no output Function Nay Setting Factory Code Namg Resmpuan Range Setting DC Braking P1 03 current 0 0 120 0 0 0 120 0 0 0 before start DC Braking P1 04 time 0 0 50 0s 0 0 50 0 0 0s before start Note 1 P1 03 Before starting the value of DC braking current is the percentage of rated current of the variable frequency inverter 2 P1 04 It is duration of the DC current DC braking is invalid when P1 04 is set to be 0 3 The bigger the DC braking current the greater the braking torque will get 110 Detailed functional description Function eet Setting Factory Name Description f Code Range Setting 0 Decel
37. 10 is to set the input voltage pre warning threshold when actual input voltage exceed the point inverter will warn the setting value is corresponding to percentage of input rated voltage 163 Detailed functional description Function eet Setting Factory Name Description Code Range Setting Unit 0 Manual bypass Pb 11 bypass 0 1 0 1 Auto bypass function Unit Depend manual on Pb 12 0x000 0x1FF 000 1FF bypass bit Inverter selection voltage Pb 11 is used to set inverter bypass function 0 manual bypass If unit appear failure inverter will stop and indicate error If user want to bypass failure unit it s necessary to set Pb 12 to bypass the failure unit after stopping 1 Auto bypass If unit appear failure inverter will not stop and bypass failure unit automatically Pb 12 is invalid CHH series high voltage inverter support maximum 9 units in series each bit of Pb 12 corresponding to unit number in series Pb 12 is indicated as hexadecimal system each bit corresponding to one unit If bit 1 No bypass If bit 0 means bypass the unit Function ce Setting Factory Name Description Code Range Setting Hardware over Pb 13 50 200 50 200 150 current threshold Pb 13 is used to set the system s hardware over current point When the system output current exceeds the hardware over current point the system will report over current fault
38. 20 1 Decrease input 184 Warning information and fault solution Fault A Fault Type Reason Solution Code higher than rated Grid voltage voltage 2 Adjustment of phase shifting transformer terminal 9 2 Unit fault CHH series high voltage inverter allows the unit reports all of current faults There are 12 bits each bit corresponding to one kind of fault the inverter will report the fault according to EX1X2 Y1Y2 when unit fault without the fault shield Fault unit X1X2 means the first unit with error Fault code Y1Y2 is corresponding to the fault bit of first fault unit All of fault information can be found with function codePd 57 Pd 83 Refer to the relationship between fault bit and fault type For example A5 unit upstream communication failure occurred then the fault code reported is EA5 01 Pd 61 fault code is 0x0001 Fault N bit Fault Name Reason Solution i Unit 1 Re plug in tie in 1 Tie in loose optical fiber uplink ane 2 Replace optical 1 pien 2 Optical fiber damage communication fiber 3 Unit fault fault 3 Ask for service Unit optical fiber 1 Re plugin tie in r downlink 1 Tie in loose 2 Replace optical communication 2 Optical fiber damage fiber fault 3 Ask for service PE Control board of unit 1 Replace fault unit 3 Unit is not ready f fault 2 Ask for service 1 Big inertia of load 1 Set longer decrease too fast decreas
39. 3035H C4 unit version number R 3036H C5 unit version number R 205 Appendix 2 Parameter R R W Deseription Address Meaning of value ST 3037H C6 unit version number R 3038H C7 unit version number R 3039H C8 unit version number R 303AH C9 unit version number R This address stores the fault 5000H type of inverter The meaning of R each value is same as P7 15 The above shows the format of the frame Now we will introduce the Modbus command and data structure in details which is called protocol data unit for simplicity Also MSB stands for the most significant byte and LSB stands for the least significant byte for the same reason The description below is data format in RTU mode The length of data unit in ASCII mode should be doubled Protocol data unit format of reading parameters Request format Protocol data unit Data length bytes Range Command 1 0x03 Data Address 2 0 OxFFFF Read number 2 0x0001 0x0010 Reply format success Protocol data unit Data length bytes Range Command 1 0x03 Returned byte number 2 2 Read number Content 2 Read number If the operation fails the inverter will reply a message formed by failure command and error code The failure command is Command 0x80 The error code indicates the reason of the error see the table below Value Name Meaning PAT Illegal The command from master can not be
40. 4 Confirm that the manual disconnected switch if manual disconnected switch is provided is in the closing state and confirm that current K1 K2 and K3 are all under the open state 5 Close all doors control cabinet can be excluded gt If some cabinet doors are not reliably closed the system will report the alarm and will not be able to work normal 6 Send the operation instructions of variable frequency down to the system can be sent down via the touch screen or terminals the sending down by terminals needs to send pulse signals to the terminals configured as Variable frequency operation function 7 The DCS in the upper level waits for the high voltage closing permit signal to be fed back by the variable frequency speed control system and after receiving the signal close the high voltage switch in the upper level then power up with high voltage 8 After the power up check whether the ready indicator light of the control 78 Operation of the variable frequency speed control system cabinet is on or check whether the high voltage variable frequency speed control feeds back the ready signals 2 Start up 1 Perform the power up according to the required operations of power up 2 Check whether CHH System is ready and whether the Ready indicator light of the control cabinet is on then confirm that the fault and warning indicator lights on the control cabinet are out If any fault or warning exists
41. Code Range Setting 0 Jog running QUICK JOG 1 FDW REV switching P7 03 function 2 Search the parameters 0 2 0 selection which value is different from factory settings parameters 0 Jog Press QUICK JOG the inverter will jog 1 FWD REV switching Press will reverse Note It is only valid when by the keyboard command channel QUICK JOG is a multifunctional key whose function can be defined by setting QUICK JOG the running direction of inverter 2 Search the parameters which value is different from factory settings Please press this key the inverter will automatically search the different parameters Function ey Setting Factory Name Description 5 Code Range Setting 0 Valid when keypad STOP RST control P7 04 function 1 Valid when keypad or 0 3 0 selection terminal control 2 Valid when keypad or 145 Detailed functional description Function ne Setting Factory Name Description f Code Range Setting communication control 3 Always valid Note 1 The value of P7 04 only determines the STOP function of STOP RST is always valid 2 The fault reset function of STOP RST Function ANA Setting Factory Name Description fi Code Range Setting Time 00 00 23 59 Real P7 05 00 00 23 59 setting time The function code is used to set the current clock Function ts Se
42. Frequency command selection refer to P0 05 and P0 06 104 Detailed functional description Figure 8 1 A B channel combination diagram Note 1 Current or voltage signals of analog input is selectable by jumper 2 Al1 Al2 Al3 is programmable analog input terminals please refer to description of P5 group 3 When the command source is HDI Please set its percentage by referring to description of P5 group 4 Standards for HDI setting 24V 0 0 50 0 kHz 5 When the A frequency channel select multi speed control the variable frequency speed control system will run by multi stage speed Through setting the combination of P5 Group select the currently running stage through setting the combination of PA Group select the currently running frequency 6 P0 03 5 multi stage speed control meaning as follows When the multi stage speed input is 0 A frequency source depends on the frequency of the 0 speed at this time UP DOWN apply the fine tuning value for the multi stage speed 0 7 When the Frequency channel is selected to Modbus communication the user can write the frequency to the cell of address 2000H by Modbus specific content can refer to the Communications Agreement 8 P0 06 is used for selecting the method of main setting frequency the 0 1 2 corresponding combination function can be switched via terminals P5 group Function paa Factory Name Description Setting Range Code Setting
43. Maximum P0 07 P0 08 120 00Hz P0 08 120 00Hz 50 00Hz frequency 105 Detailed functional description Note 1 The frequency reference should not exceed maximum frequency 2 Actual acceleration time and deceleration time are determined by maximum frequency Please refer to description of P0 11 and P0 12 3 Set the maximum output frequency lt is the basis of the acceleration deceleration time and the running frequency setting Function Pg Setting Factory Name Description Code Range Setting Upper oF P0 09 P0 08 frequency P0 09 P0 07 50 00Hz P0 07 limit Lower 0 00 P0 09 frequency 0 00 Hz P0 08 0 00Hz P0 08 limit Note 1 Upper and lower frequency limit of the variable frequency speed control system 2 Restrictions on the relationship between frequencies Maximum frequency 2 Upper frequency 2 setting frequency 2 lower frequency Function Ug Setting Factory Name Description a Code Range Setting Keyboard 0 00 P0 10 setting 0 00 Hz P0 07 50 00Hz P0 07 frequency When the instruction of A frequency is selected to Keyboard Settings the function code value is the initial frequency value of the variable frequency speed control system Function pig Setting Factory Name Description X Code Range Setting Depend Acceleration P0 11 0 1 3600 0s 0 1 3600 0s on time 0 model P0 12 Deceleration 0 1 3600 0s 0 1 3600 0
44. P0 07 0 00 P0 07 0 00Hz bandwidth 1 Skip P3 11 frequency 0 00 P0 07 0 00 P0 07 0 00Hz 2 Skip frequency P3 12 0 00 P0 07 0 00 P0 07 0 00Hz bandwidth 2 Note 1 By means of setting skip frequency the inverter can keep away from the mechanical resonance with the load The inverter can set two skip frequencies if two skip frequencies are 0 the skip function is invalid Output frequency i Skip frequency1 Skip frequency2 Reference frequency Figure 8 5 Skip frequency diagram 118 Detailed functional description Function on Setting Factory Name Description A Code Range Setting Auto reset P3 13 0 3 0 3 0 times Auto reset P3 14 0 1 100 0s 0 1 100 0 1 0s interval Auto reset times When the inverter is selected automatic fault reset the times of automatic reset can be set by the user When the number of consecutive reset more than the set value the fault will cause the inverter stopping require manual intervention Auto reset interval is to set the interval from the fault occur to auto reset take effect Function PA Setting Factory Name Description j Code Range Setting P3 15 FDT level 0 00 P0 07 0 00 P0 07 50 00Hz P3 16 FDT lag 0 0 100 0 0 0 100 0 5 0 When the output frequency reaches a certain preset frequency FDT level output terminal will output an ON OFF signal until output frequency drops below a certain frequency o
45. The running and stopping of the high voltage variable frequency speed control systems can not be operated by the methods of connecting or disconnecting the main circuit 63 System debugging and running 5 1 Items of detection and confirmation before debug running 1 Check the input power supply complies with the inverter The input voltage of the inverter is recorded on the name plate of the back door 2 The maximum output voltage matches the rated voltage of the motor on the name plate 3 The control voltage matched the rated voltage of the inverter designated in the technical protocol 4 The rated power on the name plate of the motor matches that of the inverter 5 Ensure the two high voltage cables are tightly connected to the phase shifting transformer The connectors are the O tapings from three coils of the phase shifting transformer When the grid voltage is low connect them to 5 but when the grid is high connect them to 5 6 Ensure the cables between the phase shifting transformer and power unit cabinet have been connected properly and tightly 7 Check and ensure all wiring and configuration are proper and tight Ensure all electric equipments are marked red sign 8 Ensure all electric equipments are connected tightly and there is no damage and paint removing to the cabinet If there is check the back of the damaged parts and other components cables 9 Check all connecti
46. Ti 0 Differential 0 00 10 0 P9 06 0 00 10 00s 0 00s O time Td 0 Samplin 0 01 100 P9 07 pang 0 01 100 00s 0 10s O cycle T 00 233 Appendix 3 Function Mr Setting Factory 3 Description F Modify Code range Setting PID control P9 08 deviation 0 0 100 0 0 0 100 0 0 0 O limits Feedback lost 0 0 100 0 P9 09 0 0 100 0 O detecting Yo value Feedback lost 0 0 3600 P9 10 i 0 0 3600 0s 1 O detecting 0 time PID dormancy P9 11 0 0 100 0 0 0 100 0 0 0 O wake up value PID 0 0 3600 P9 12 dormancy 0 0 3600 0s dl 1 O delay time PA group Multi step speed control Multi step 100 0 10 PA 00 100 0 100 0 0 0 O speed 0 0 0 Multi step 100 0 10 PA 01 100 0 100 0 0 0 O speed 1 0 0 Multi step 100 0 10 PA 02 100 0 100 0 0 0 O speed 2 0 0 Multi step 100 0 10 PA 03 100 0 100 0 0 0 O speed 3 0 0 Multi step 100 0 10 PA 04 100 0 100 0 0 0 O speed 4 0 0 i 0 o 0 Multi step 100 0 10 PA 05 100 0 100 0 0 0 speed 5 0 234 Appendix 3 Function TINA Setting Factory Description Code range Setting Multi ba PA 06 100 0 100 0 100 0 10 0 Multi step 100 0 10 PA 07 100 0 100 0 0 0 speed 7 0 0 Multi step 100 0 10 PA 08 100 0 100 0 0 0 speed 8 0 0 Multi step 100 0 10 PA 09 100 0 100 0 0 0 speed 9 0 0 Multi step 100 0 10 PA 10 100 0 100 0 0 0 speed 10 0 0 Multi step 100 0 10 PA 11 100 0 100 0 0 0 speed 11 0 0 Multi step 100 0
47. U V The Action Ww phases high voltage Multim 12 Protect jock itch i Check Mero swileh 18 voltage switch can switch eter ion normal protection At simulation on after switch circuit Kahi rere circuit indicating Pi aa run position allow is given normal associated test The high voltage switch is immediately breaking when press emergency stop button Abnormal vibration WRotated by Smooth Coolin and sound hand without rotation Cooling 13 g power 2 No exceptions Fans system Loose parts e e e 2 Check and tighten 14 Displa Display Man machine DObservation Con 195 Maintenance Check Cycle N Check Inspec Not Locati Check content Dai Regular year check method check standard o Item tion es on ly 1 2 3 y interface display is 2 Cleaning with firm normal cotton yarn ed without organic nor Cleaning solvents mal Consistent with Meeting the Indicato 15 Light and right e the design r requirements requirements Instrum Recognized the Meet rated value 16 Normal ent value Abnormal vibration Observation e 17 All and sound and hearing No exceptions Abnormal odor Observation Insulati Electro Insulatio on motor n Insulation resistance Removed U V ohmm 18 e 2 50MQ resistan test W wiring eter ce DC 2500V 196 Appendix 1 Appendix 1 Gen
48. Unit warning introduction 189 Warning information and fault solution Alarm Alarm a Reason Solution code Name 1 Fan fault 2 Poor cabinet 1 Ask for technical support Unit over tightness and cooling i f Ann 01 f 2 Select bigger inverter heating condition 3 Clear dusty on filter net 3 Heavy load and current Note nn is the number 1 27 of alarm unit 9 5 Common Faults and Solutions The inverter may have following faults or malfunctions during operation Please refer to the following solutions No light of indicator after power on 1 Using keypad touch screen check There is input voltage or not When there is high voltage the indicator light 2 Check corresponding unit if there is voltage or not through PD 30 PD 56 If not cut off input and check the wiring between phase shifting transformer and unit 3 The unit has voltage but the indicator is not light then please check virtual unit of inverter corresponding to unit with input voltage Over voltage during decelerating 1 Check input voltage if too high or not 2 Increase decreasing time 190 Maintenance Maintenance 10 In order to prevent the fault of inverter and to make it operate smoothly in high performance for a long time the user must inspect the inverter periodically The following table indicates the inspection content 10 1 Daily Maintenance Items to be tae Inspection content Means
49. and analog signal lines is required to avoid mutual interference If the signal lines and power cords must be wired in the same place then the shielding measures shall be taken to the signal lines so as to reduce the interference produced by power cords to the signal lines as much as possible Avoid the parallel wiring of signal lines and power cords so as not to produce mutual interference The grounding of signal lines must be connected to shielded wires reliably the shielded layer must also be reliably grounded at one single termination If necessary the signal lines can be connected to the external through the threading of metal conductive casing pipes In this way various interference signals can be reliably isolated to ensure the normal operation of the variable frequency speed control system For reducing the interference and attenuation of the 61 System installation and wiring control signals the connection length of the control signal lines shall be limited within 50m lt gt After the wiring is completed please be sure to check Whether there is anything wrong with the wiring Whether there is any residue of the screws and connectors inside the equipment Whether there is any loosening of the screws Whether the bare conductors of the terminal parts are connected to other terminals 62 System debugging and running System debugging and running 5 The debugging of CHH Serie
50. automatically The parameters of P2 group will not return Function xe Setting Factory Name Description p Code Range Setting 0 Disabled AVR 1 Enabled all the time P0 17 0 2 1 function 2 Disabled during deceleration AVR Auto Voltage Regulation function ensures the output voltage of inverter stable no matter how the DC bus voltage changes During deceleration if AVR function is disabled the deceleration time will be short and the output voltage of Inverter will change with the input voltage or DC bus voltage P1 Group Start and Stop Control Function Pag Setting Factory Name Description f Code Range Setting 0 Start directly P1 00 Start Mode 1 DC braking and start 0 2 0 2 Speed tracking and start 0 Start directly Start the motor from the starting frequency 1 DC braking and start Inverter will output DC current firstly and then start the motor at the starting frequency Please refer to description of P1 03 and P1 04 It is suitable for the motor which have small inertia load and may reverse rotation when start 2 Speed tracking and start Inverter detects the rotation speed and direction of motor then start running to its reference frequency based on current speed This can realize smooth start of rotating motor with big inertia load when instantaneous power off Function Got Setting Factory Name Description f Code Range Setting Starting P1 01 0 00
51. avoiding the resonance points in the machineries and preventing the equipment from being damaged due to resonances For the information of the detailed settings please refer to the relevant description of the function codes in Group P3 6 Torque increase function controlled by V F CHH Series variable frequency speed control system provides the function of low frequency torque increasing which is mainly used to solve the problems of lack of magnetic flux led by the voltage loss caused by stator resistors under low frequency Users can specify the torque increase value and the speed range of the torque increase in the function codes in Group P4 7 Selections of multiple V F curves CHH Series variable frequency speed control system provides multiple forms of V F curves e g multi points V F curves power of 1 3 power of 1 7 V F curves to power of 2 0 with which various load requirements can be met Users can choose the suitable V F curves among the function parameters in Group P4 17 Product overview 8 The configuration of programmable user terminals Standard CHH Series high voltage variable frequency speed control systems are equipped with abundant I O terminals and the terminals are all programmable thereby guaranteeing the flexibility and extensibility of the system For the detailed terminal functions please refer to the detailed specifications of the function codes in Group P5 and P6 9 Real time monitoring of runn
52. braking time The time used to perform DC braking Output frequency Time T Output voltage P1 04 Figure 8 3 DC braking diagram Function ae Setting Factory Name Description i Code Range Setting Dead time P1 10 of 0 0 3600 0s 0 0 3600 0 0 0s FWD REV Set the hold time at zero frequency in the transition between forward and reverse running It is shown as following figure Output frequency f Reverse Figure 8 4 FWD REV dead time diagram 112 Detailed functional description Function Rae Setting Factory Name Description f Code Range Setting Action when running 0 Running at the lower frequenc frequency limit P1 11 dian piga 0 2 0 islessthan 1 Stop lower 2 Stand by frequency limit This function code determines the running state of the variable frequency control system when reference frequency is less than lower frequency limit Stand by Inverter will stand by when the reference frequency is less than lower frequency limit When the reference frequency is higher than or equal to lower frequency limit again the inverter will start to run automatically Function pa Setting Factory Name Description J Code Range Setting Restart 0 Disabled P1 12 after 0 1 0 1 Enabled power off Delay P1 13 timefor 0 0 3600 0s 0 0 3600 0 0 0s restart P1 12 When inverter is running after power off and power on again what
53. cabinet there are signal wire light current and power cable strong current in one cabinet For the inverter the power cables are categorized into input cable and output cable Signal wires can be easily disturbed by power cables to make the equipment malfunction Therefore wiring signal cables and power cables should be arranged in different area It is strictly prohibitive to arrange them in parallel or interlacement at a close distance less than 20cm or tie them together If the signal wires have to cross the power cables they should be arranged in 90 angles Power input and output cables should not either be arranged in interlacement or tied together especially when installed the EMC filter Otherwise the distributed capacitances of its input and output power cable can be coupling each other to make the EMC filter out of function 3 Grounding Inverter must be ground safely in operation Grounding enjoys the priority in all EMC methods because it does not only ensure the safety of equipment and persons but also is the simplest most effective and lowest cost solution for EMC problems Grounding has three categories special pole grounding common pole grounding and series wound grounding Different control system should use special pole grounding and different devices in the same control system should use common pole grounding and different devices connected by same power cable should use series wound grounding 199 Appendix 2
54. digital keyboards providing abundant functions of setting display and operations and friendly human machine interface Users can conveniently understand the running state information of the system via the interfaces and implement the control to the high voltage variable frequency speed control systems according to the requirement of process control 13 Reduce the abrasion of motor and the cost of maintenance Loads such as fans and pumps can apply CHH high voltage variable frequency speed control system to adjust the motor output This method is not only good for energy saving and also for reducing the abrasion of motor and loads and the cost of maintenance 2 2 Brief introduction of features 1 Frequency settings Supporting multiple ways for specifying the running frequency such as 1 Specifying by keyboard 2 Specifying by communication the touch screen uses this scheme 3 Specifying by analog signal inputs 4 Specifying by high speed pulse 5 Specifying by adjusting the PID control automatically adjusting the frequencies through the comparison of PID specifying and feedback This is particularly convenient when applied in constant pressure water supply systems 6 Multi stage speed specifying multiple frequency bands and the acceleration deceleration time can all be specified in the variable frequency speed control system These frequency bands can be switched flexibly by the selecting through the terminals 7 Also
55. electromagnetic field interference resistant test First Transient Burst Immunity test Standards of EMC conduction and radiated interference General standards of industrial environment Recommended Practices and Requirements for Harmonic Control in Electrical Power Systems CE Mark State Electrical Appliance Code Recommended anti electrostatic methods Noise Level Norms International electrical wiring American National Electrical Manufacture Association Quality of electric energy supply Admissible voltage fluctuation and flicker Quality of electric energy supply Harmonics in public supply network Power transformers Dry type power transformers 10 Precautions GB T 10228 GB 17211 GB 311 1 DL T 620 GB T 3859 1 GB T 3859 2 GB T 3859 2 JB4276 GB T 13384 1992 GB T4064 1983 GB4028 1993 Specification and technical requirements for dry type power transformers Loading guide for dry type power transformers Insulation co ordination for high voltage transmission and distribution equipment Overvoltage protection and insulation coordination for AC electrical installations Semiconductor converters Specification of basic requirements Semiconductor converters Application guide Semiconductor converters Transformers and reactors Technical specifications for the packing of power converter General specifications for packing of mechanical and electrical product General guide for designing of ele
56. enne eennerenneenneeenneennenn 75 6 1 2 Manual bypass cabinet nnen erneer eneen rennen 76 6 2 Control cabinet Introduction nnen neee enneeneenneeeenneeen 76 6 3 Operation steps of variable frequency speed control system 78 Human machine interface Testen A tt ti a senen 82 TA Keyboard namana GRAE DAGDAGAN NAGANA 82 7 1 1 The outline of keyboard and the position in the system 82 74 2 General introduction of the functions of the buttons on the keyboard 83 7 1 3 Description of keyboard operations nnen eneen 85 7 2 MOUCH SCIE CN EEEN 90 7 2 1 Introduction of the touch screen 90 3 Content 7 2 2 The meanings of the touch screen operations 91 Detailed Functional Description Banana aa ABAD INIA AGANG 102 PO Group Basic Function nnn eikai aieiaiee 102 P1 Group Start and Stop Control anneer ene eennerenneenn 109 P2 Group Motor Parameters nn annnennenneenrennnerrennveneeneeer eneen 115 P3 Group Auxiliary function P4 Group V F Control Parameter nnn sanar eennnere nennen vennen eneen P5 Group Input terminals anneer eeneeeeenneeeeennseneeneeerennenn P6 Group Output terminals nanne eeneeeeenneeerennveneeneeer eenen P7 Group Human Machine interface P8 Group Fault record ns a ANAN GRIN NAAN P9 Group PID Control nennen eeneeereeneereennseneenenerennnen PA Group Multi step speed control ana eeeenneeneeneeer ennen Pb
57. executed command The reason maybe 206 Appendix 2 Value Name Meaning 1 This command is only for new version and this version can not realize 2 Slave is in fault state and can not execute it O2H Illegal data Some of the operation addresses are invalid or not address allowed to access When there are invalid data in the message framed received by slave 03H Illegal value Note This error code does not indicate the data value to write exceed the range but indicate the message frame is an illegal frame 06H Slave busy Inverter is busy EEPROM is storing 10H Password The password written to the password check error address is not same as the password set by P7 00 Hu sehen The CRC RTU mode or LRC ASCII mode check not passed It only happen in write command the reason maybe an Written not 1 the data to write exceed the range of allowed according parameter 2 The parameter should not be modified now 3 The terminal has already been used When password protection take effect and user 13H SUSE does not unlock it write read the function locked parameter will return this error 207 Appendix 3 Appendix 3 List of function parameters The function parameters of CHH100 series inverters have been divided according to the function Each function group contains certain function codes applying 3 class menus For example P8 08 means the eighth function co
58. first and can not perform the resetting until the fault and warning have all be eliminated Reset method If it is in the Warning state the resetting can only be performed by pressing STOP RST DATA ENT if it is in the Fault state the resetting can be performed either by pressing STOP RSTHDATAMENT jor by pressing STOP RST The so called Fault Warning resetting function means removing the locking of Fault Warning and checking the state of the fault or warning currently occurred in real time If the Fault Warning resetting is performed in the state of Fault Warning and the fault Warning has been eliminated then the current state will be switched to the normal state Note 1 If the fault is not excluded the Fault state can be switched to the normal state even by clicking 2 The difference between Fault and Warning Fault represents the abnormality that can cause damages Warning represents the abnormality that can cause fault if not attached with importance In the Fault state the variable frequency speed control system will choose to freely shut down or cut off the high voltage according to the property of the fault and will not affect the current operation state of the variable frequency speed control system in Warning state 5 Automatically search for the parameters different from the ex factory values 89 Operation of the variable frequency speed control system By setting P7 03 to
59. frequency speed control Running system the state parameters that can be queried via the keyboard are configured by the function codes P7 06 P7 07 When the variable frequency speed control system is in the Shutdown Shutdown state the state parameters that can be queried via the keyboard are configured by the function codes P7 08 The digital keyboard can only display 1 of the parameters once Users can use the buttons on the keyboard to rotate right the displayed parameters The details are introduced as follows Button Operation The displayed parameters rotate to the right Display the next state in the state parameter display array If the parameter currently displayed is the last one in the array then the first one in the array will be displayed after rotating to the right Note the aligning sequence of the Display states in the State parameter display array is the same as that of the parameters of the corresponding function codes 3 Functional parameter settings 87 Operation of the variable frequency speed control system The settings of functional parameters shall be completed in the Operation interface the whole process from selecting function codes to completing the settings of function codes requires 3 levels of menus to complete The descriptions of the 3 levels of menus are as follows Menu name Menu function 45 Level Display and modify the group number o
60. requirements in actual use 20 Product overview optlonal part ae Te A i ES CI F o i manual bypass cabinet auto bypass cabinet transformer cabinet power units cabinet inet Figure 2 1 Outline schematic drawing of the frequency inverter 1 Transformer cabinet The cabinet is equipped with a phase shifting transformer on the inside the phase shifting transformer adopts the dry type structure with the insulation level of Level H it also adopts the connection method of trans phase prolonged edge delta reducing the grid side harmonics of the high voltage variable frequency speed control system The basis of the phase shifting transformer is connected to the load bearing framework of the cabinet body through screw bolts The input of the phase shifting transformer cabinet is 3 phase high voltage through the bypass cabinet The output of the phase shifting transformer cabinet is 3 phase low voltage signals forming certain electrical angle between each other after the shape alteration of the prolonged edge delta each of the signals shall be separately connected
61. reset when alarm There are two type alarm of CHH series high voltage inverter Unit alarm and system alarm it is express as AX1X2 Y1Y2 X1X2 Alarm unit Y1Y2 Alarm code X1X2 00 System fault Y1Y2 System fault code For unit fault X1 means fault phase X2 means The unit in the location of fault phase Y1Y2 first fault code of error unit Fault is divided into three kinds Serious fault The fault causes alarm shut down and cut off the high voltage power supply For example system fault in the motor overload E00 08 inverter system overload E00 09 the output phase lack E00 10 phase shifting transformer overheating E00 11 EEPROM Operation Failure E00 16 the clock failure E00 18 power over voltage fault E00 21 and all 180 Warning information and fault solution the units fault Light fault The fault causes alarm shut down but will not cut off the high voltage power supply Refer to system failures other than serious fault Warning Only alarm but non stop machine It refers to system level and unit level warning alarm 9 1 System Fault Fault 3 Fault Type Reason Solution Code 1 Increase Acc time 1 Acc time is too short 2 Check input power Over current KG E00 01 J 2 The voltage of grid is supply when acceleration b tool low 3 Select bigger power range inverter 1 Dec time is too short 2 Load inertia torque is 1 Increase Dec time Over current i E00 02 _ too large
62. setting P7 Group Human Machine interface Function mee Setting Factory Name Description Code Range Setting User P7 00 0 65535 0 65535 0 password The password protection function will be valid when set to be any nonzero data When P7 00 is set to be 00000 the user s password set before will be cleared and the password protection function will be disabled After the password has been set and becomes valid the user can not access menu if the user s password is not correct Only when a correct user s password is input the user can see and modify the parameters Please keep user s password in mind Function KA Setting Factory Name Description Code Range Setting LCD 0 Chinese P7 01 language 0 1 0 1 English selection The function is only valid for LCD keypad which is used to select the language type of LCD keypad 144 Detailed functional description Function TEN Setting Factory Name Description f Code Range Setting 0 Invalid 1 Upload parameters to Parameter P7 02 LCD 0 2 0 copy 2 Download parameters from LCD The function code of the function chose the way to copy parameters Parameter copy function embedded in the LCD keypad Note When upload or download operation completes the parameter will restore to 0 automatically Function paa Setting Factory Name Description 4
63. state Bit8 0 manual bypass 1 Auto bypass 3018H Input terminal state 3019H Output terminal state 301AH Effective unit selectable bit 301BH Running control channel 0 Keypad 1 Terminal 2 Communication 301CH Fault information code is the same as the serial number of function code The date sent to the host computer is the hexadecimal data not fault character 204 Appendix 2 Parameter R W Dasep plan Address Meaning of value Posture Alarm information code is the same as the serial number of 301DH function code The date sent to R the host computer is the hexadecimal data not fault character 301EH Reserved 301FH FPGA version number R 3020H A1 unit version number R 3021H A2 unit version number R 3022H A3 unit version number R 3023H A4 unit version number R 3024H A5 unit version number R 3025H A6 unit version number R 3026H A7 unit version number R 3027H A8 unit version number R 3028H A9 unit version number R 3029H B1 unit version number R 302AH B2 unit version number R 302BH B3 unit version number R 302CH B4 unit version number R 302DH B5 unit version number R 302EH B6 unit version number R 302FH B7 unit version number R 3030H B8 unit version number R 3031H B9 unit version number R 3032H C1 unit version number R 3033H C2 unit version number R 3034H C3 unit version number R
64. state will the inverter be 0 Disabled Inverter will not automatically restart when power on again 1 Enabled When inverter is running after power off and power on again the inverter will automatically restart after delay time for restart P1 13 If the inverter is terminal control must ensure that the running terminals are still in the closed state otherwise the inverter will not automatically restart Note This function may cause serious consequences please use it with cautious 113 Detailed functional description Function Rae Setting Factory Name Description f Code Range Setting High voltage switching 0 Cut off high voltage P1 14 action supply 0 1 1 select 1 Holding when stopping The function decides whether cut off high voltage automatically after system stopping 0 Cut off high voltage the system will stop according to instruction cut off the main circuit high voltage automatically If it also controls the higher vacuum circuit breaker then it will break the higher vacuum circuit breaker at the same time 1 Holding The system will stop according to instruction but do not cut off high voltage automatically until receiving high voltage breaking signals Function pna Setting Factory Name Description Code Range Setting Waiting time of P1 15 NAIN 0 0 3600 0s 0 0 3600 0 10 0s switching on System receive switching on signals P1 15 is th
65. the deceleration time is ee deceleration time Hardware too short 12 ERR 2 Reduce input overvoltage 2 Current vibration voltage 3 Grid overvoltage 8 3 Ask for service 4 Unit fault The power unit is f 13 Unit do not match 1 Ask for service incorrect 1 Replace bypass 1 Bypass relay fault PO relay 14 Bypass unit failure 2 Bypass relay wiring 2 Check bypass relay error le wiring 9 3 The action after fault After CHH series high voltage inverter fault the system latches and indicates fault information acousto optic alarm begin For system fault the inverter will coast to stop For series system fault such as if temperature of phase shift transformer exceeds 150 C The system will coast to stop with cutting off high voltage For unit fault use bypass fault unit according to requirement for derating run without measure to process unit fault If you check fault unit stop inverter and cut off high voltage Bypass fault unit is only used to deal with one fault unit If the fault units are more than one and the unit is not on the bypass location the system will trigger fault and cut off high voltage CHH high voltage inverter latch fault until the user removes the fault Push the button to reset the inverter The keypad of the inverter can latch last three fault information environment information The touch screen can latch last several hundred fault information environment information
66. the function codes in Group PA 12 Fault protection functions CHH Series variable frequency speed control systems provide abundant functions for protection some functions can be flexibly configured through the parameters of the function codes such as overvoltage stall overcurrent stall 18 Product overview phase loss detections etc For the details please refer to the detailed specifications of the function codes in Group Pb The parameters in Group Pd can also be configured to shield the failure information of certain power units The information of the running environment of the variable frequency speed control system at the times of recent 3 failures are recorded in the parameters in Group P8 in the meantime the failure information of the corresponding power units shall be displayed in the function codes in Group Pd CHH Series high voltage variable frequency speed control systems also support the alarming function While alarming system uses acoustic optic prompts without shutdown the system will automatically reset that alarm according to the fixed period of time users can select whether the alarming function is shielded and configure the reset interval time of alarming 13 Modbus communication function CHH Series variable frequency speed control systems provide the support of standard Modbus communication protocols Users can use their own systems to implement the control and set the frequency inverter through Modbus p
67. time 0 00 10 00s 0 00 10 00 0 10s Please refer to description of Al1 Note Al2 support voltage 0 10V or 0 20mA current input with Al1 the same Al3 only supports voltage input the input range 10V 10V Function at y Factory Name Description Setting Range 4 Code Setting HDI1 lower 0 000 P5 36 0 000kHz P5 38 0 000kHz P5 38 limit kHz HDI1 lower limit P5 37 i 100 0 100 0 100 0 100 0 0 0 corresponding setting HDI1 upper P5 38 iinit P5 36 50 000kHz P5 36 50 000 50 000k imi HDI1 upper limit P5 39 100 0 100 0 100 0 100 0 100 0 corresponding setting HDI1 filter P5 40 i 0 00 10 00 0 00 10 00 0 10s ime This group of function code defines the corresponding relationships of high speed pulse input port for high speed pulse input pulse frequency The description of P5 21 P5 25 is similar to All P6 Group Output terminals CHH series have 8 multifunction Relay output terminals RO1 RO8 4 analog output terminals AQ1 AO4 and 1 high speed pulse output terminal Only as high speed pulse output 136 Detailed functional description Function ER Setting Factory ends Name Description Fange Setting Relay 1 P6 00 output 0 20 0 20 0 selection Relay 2 P6 01 output 0 20 0 20 0 selection Relay 3 P6 02 output 0 20 0 20 0 selection Relay 4 P6 03 output 0 20 0 20 0 selection Relay 5 P6
68. upper P5 36 50 50 000K P5 38 Na P5 36 50 000KHZ O limit 000 Hz HDI1 upper limit 100 0 10 100 0 100 0 O correspondin 0 0 g setting HDI filter 0 00 10 0 time 0 00s 10 00s 5 O constant 221 Appendix 3 Function rs Setting Factory 3 Description Modify Code range Setting Output terminals P6 group P6 00 P6 01 P6 02 P6 03 P6 04 P6 05 P6 06 P6 07 Relay 1 output selection Relay 2 output selection Relay 3 output selection Relay 4 output selection Relay 5 output selection Relay 6 output selection Relay 7 output selection Relay 8 output selection 0 No output 1 Run FOR REV 0 20 O 2 Fault output 3 FDT reached 4 Frequency reached 0 20 O 5 Zero speed running 6 Variable frequency 7 Power frequency 0 20 O 8 Run time reached 9 Upper frequency limit reached 0 20 O 10 Lower frequency limit reached 11 Ready for high voltage 0 20 O power on 12 Alarm output 13 Permission of high 0 20 HE O voltage switcher on 14 Emergency breaking of high voltage 0 20 pe O 15 State of running channel 16 State of power bypass 17 20 No output 0720 a 9 222 Appendix 3 Function AA Setting Factory Description f Code range Setting 0 Running frequency 10096 corresponds to maximum High speed p pulse HDO output frequency 1 Reference selection frequency 100 corresponds to maximum frequency 2 Inverter output current 100
69. value 0 OxFFFF 0000 FFFF Pd 68 Unit B3 fault indicated value 0 OxFFFF 0000 FFFF Pd 69 Unit B4 fault indicated value 0 OxFFFF 0000 FFFF Pd 70 Unit B5 fault indicated value 0 0xFFFF 0000 FFFF Pd 71 Unit B6 fault indicated value 0 OxFFFF 0000 FFFF Pd 72 Unit B7 fault indicated 0 OxFFFF 0000 FFFF 177 Detailed functional description Function Code Name Description Setting Range Factory Setting value Pd 73 Unit B8 fault indicated value 0 0xFFFF 0000 FFFF Pd 74 Unit B9 fault indicated value 0 0xFFFF 0000 FFFF Pd 75 Unit C1 fault indicated value 0 0xFFFF 0000 FFFF Pd 76 Unit C2 fault indicated value 0 OxFFFF 0000 FFFF Pd 77 Unit C3 fault indicated value 0 OxFFFF 0000 FFFF Pd 78 Unit C4 fault indicated value 0 OxFFFF 0000 FFFF Pd 79 Unit C5 fault indicated value 0 OxFFFF 0000 FFFF Pd 80 Unit C6 fault 0 OxFFFF 0000 FFFF 178 Detailed functional description Function Code Name Description Setting Range Factory Setting indicated value Pd 81 Unit C7 fault indicated value 0 OxFFFF 0000 FFFF Pd 82 Unit C8 fault indicated value 0 OxFFFF 0000 FFFF Pd 83 Unit C9 fault in
70. variable frequency speed control systems to the motors is proposed It is recommended that the length to be no longer than 1000 meters the case that the field cable length is larger than 1 kilometer shall be proposed in the order The rated voltage of the cables is consistent with the corresponding motor models the rated current of the cables shall comply with the motor models and the permit overload current for motor protection The capacitance lowering of cables shall refer to the highest ambient temperature cooling factors and the other factors required by local electrical regulations The installation shall be completed according to the standard for high voltage devices Since the waveforms of the output voltage and current of CHH Series high voltage variable frequency speed control systems are close to standard sine 51 System installation and wiring waves no special shielding is required for the cables Therefore there is no need to take special measures for the common mode current 4 High voltage wiring The cabling of main power supply and the motor must comply with national standards please refer to the specifications and recommendation of the cable manufacturers It is recommended to use separately shielded armored 3 phase cables if single phase cables are used the combination of three cables is required to ensure the EMC characteristics If the area of the shielding layer of the cables is less than 50 of the area of a
71. 0 00V 0 00 10 00 10 00V corresponding output AO2 lower P6 21 KN 0 00 P6 23 0 00 P6 23 0 00 limit AO2 lower limit P6 22 p 0 00 10 00V 0 00 10 00 0 00V corresponding output AO2 upper P6 23 Re P6 21 100 0 P6 21 100 0 100 0 limit AO2 upper P6 24 limit 0 00 10 00V 0 00 10 00 10 00V corresponding 142 Detailed functional description Function Code Name Description Setting Range Factory Setting output P6 25 AO3 lower limit 0 0 P6 27 0 00 P6 27 0 00 P6 26 AO3 lower limit corresponding output 0 00 10 00V 0 00 10 00 0 00V P6 27 AO3 upper limit P6 25 100 0 P6 25 100 0 100 0 P6 28 AO3 upper limit corresponding output 0 00 10 00V 0 00 10 00 10 00V P6 29 AO4 lower limit 0 00 P6 31 0 00 P6 31 0 00 P6 30 AO4 lower limit corresponding output 0 00 10 00V 0 00 10 00 0 00V P6 31 AO4 upper limit P6 29 100 0 P6 29 100 0 100 0 P6 32 AO4 upper limit corresponding output 0 00 10 00V 0 00 10 00 10 00V The function is similar to HDO terminals Note When AO is current output 1mA is corresponding to 0 5V For details please refer to description of each application 143 Detailed functional description AO 10V 20mA Corresponding setting 0 0 100 0 Figure 8 17 Relationship between AO and corresponding
72. 0 200 0 0 0 compensation The motor s slip changes with the load torque which results in the variance of motor speed The inverter s output frequency can be adjusted automatically through slip compensation according to the load torque Therefore the change of speed due to the load change can be reduced The value of compensated slip is dependent on the motor s rated slip which can be calculated as below P4 03 fb n p 60 fb Where fb is motor rated frequency P2 02 n is motor rated speed P2 03 and p is pole pairs of motor Function Pn Setting Factory Name Description D Code Range Setting Auto ener 0 Energy saving invalid P4 04 ad D 9 0 1 0 saving 1 Energy saving valid selection Energy saving operation is that while there is a light load it will reduce the inverter output voltage by detecting the load current and saves energy Note the function have particular effect to fan pumps etc 123 Detailed functional description Function ae Setting Factory Name Description f Code Range Setting V F 0 00 P4 07 P4 05 frequency 0 00 P4 07 0 00Hz 1 V F 0 0 100 0 Motor rated 0 0 100 0 P4 06 0 0 voltage 1 voltage V F P4 05 P4 09 P4 07 frequency P4 05 P4 09 0 00Hz 2 V F 0 0 100 0 Motor rated 0 0 100 0 P4 08 0 0 voltage2 voltage V F P4 07 P2 02 P4 09 frequency P4 07 P2 02 0 00Hz 3 V F 0 0 100 0 Motor rated 0 0 100 0 P4 10 0 0 voltage 3 voltage
73. 00 0s Depend on 0 0 3600 P1 13 0 0s O for restart P1 12 0 High voltage switcher O cut off high voltage action P1 14 supply 0 1 1 O selection 1 Holding when stop Waiting time 0 0 3600 P1 15 of switching 0 0 3600 0s a 10 0 s O s on Waiting time 0 0 3600 P1 16 of running in 0 0 3600 0s 5 10 0 s O s order P2 group Motor parameters 0 Asynchronous motor Inverter 1 Synchronous 0 1 e Model motor reserved Motor rated 4 0 5000 4 0 5000 0kW power 0 213 Appendix 3 Function IR Setting Factory Description Modify Code range Setting Motor rated 0 01 P0 07 Maximum 0 01 P0 0 P2 02 50 00Hz O frequency frequency 7 Motor rated P2 03 1 36000rpm 1 36000 985rpm speed Motor rated P2 04 0 20000V 0 20000 voltage Motor rated 0 1 1000 P2 05 0 1 1000 0A current 0 Motor stator 0 001 65 P2 06 0 001 65 5350 O resistance 535 Motor rotor 0 001 65 P2 07 0 001 65 5350 O resistance 535 Motor 0 1 6553 P2 08 leakage 0 1 6553 5mH z O inductance Motor 0 1 6553 P2 09 mutual 0 1 6553 5mH g O inductance Current 0 01 655 P2 10 0 01 655 35A O without load 35 P3 group Auxiliary function O Acceleration 0 1 3600 P3 00 F 0 1 3600 0s time 2 0 Deceleration 0 1 3600 Depend P3 01 0 1 3600 0s O time 2 0 on 214 Appendix 3 Function en Setting Factory 3 Description i Modify Code range Setting ol l mod Acceleration 0 1 3600 P3 02 0 1 3600 0s O time
74. 00 1FF unit on voltage 168 Detailed functional description Function sen Setting Factory Name Description Code Range Setting indication B phase Depend Pd 01 unit 0x000 0x1FF 000 1FF HUN on voltage indication C phase Depend Pd 02 unit 0x000 0x1FF 000 1FF Eats on voltage indication The error of power unit can be neglected of each phase A B C It is indicated in Pd 00 Pd 02 CHH series high voltage inverter support maximum 9 power units in series the function of low 9 bits relative to each phase power unit the function is defined with hexadecimal system If the bit 1 the corresponding power unit error is not neglected If the bit 0 means power unit error is neglected Note The function is only used to neglect warning during power unit error the power unit error fault information can be queried by fault inquiry function Function es Setting Factory Coda Name Description Binuo Setting Unit A1 Pd 03 temperature 0 0 100 0 C 0 0 100 0 C indication Unit A2 Pd 04 temperature 0 0 100 0 C 0 0 100 0 C indication Unit A3 Pd 05 temperature 0 0 100 0 C 0 0 100 0 C indication Unit A4 Pd 06 temperature 0 0 100 0 C 0 0 100 0 C indication 169 Detailed functional description Function Code Name Description Setting Range Factory Setting Pd 07 Unit A5 temperature indication 0
75. 000 0xFFFF E value Unit B4 fault indi 0000 FFF Pd 69 indicated 0Xx0000 0xFFFF z value Unit B5 fault indi 0000 FFF Pd 70 indicated 0Xx0000 0xFFFF E value Unit B6 fault indi 0000 FFF Pd 71 indicated 0x0000 OxFFFF f e value Unit B7 fault indi 0000 FFF Pd 72 indicated 0x0000 0xFFFF E e value Unit B8 fault 0000 FFF Pd 73 indicated 0x0000 0xFFFF F e value Unit B9 fault 0000 FFF Pd 74 i 0x0000 0xFFFF e indicated F 246 Appendix 3 Function A Setting Factory Description Code range Setting Unit C1 fault Pd 75 indicated 0x0000 OxFFFF 0000 FFF value F Unit C2 fault AEN 0000 FFF Pd 76 indicated 0x0000 OxFFFF F value Unit C3 fault 0000 FFF Pd 77 indicated 0x0000 OxFFFF value Unit C4 fault er 0000 FFF Pd 78 indicated 0x0000 OxFFFF s value Unit C6 fault Gn 0000 FFF Pd 80 indicated 0x0000 OxFFFF F value Unit C7 fault En 0000 FFF Pd 81 indicated 0x0000 OxFFFF E value Unit C8 fault N gd 0000 FFF Pd 82 indicated 0x0000 OxFFFF E value Unit C9 fault AKA 0000 FFF Pd 83 indicated 0x0000 O0xFFFF F value 247 Unit C5 fault kha 0000 FFF Pd 79 indicated 0x0000 OxFFFF F value
76. 04 output 0 20 0 20 0 selection Relay 6 P6 05 output 0 20 0 20 0 selection Relay 7 P6 06 output 0 20 0 20 0 selection Relay 8 P6 07 output 0 20 0 20 0 selection Setting P TE Value Function Description 0 No output Output terminal has no function 1 Run FOR REV ON During forward reverse run 2 Fault output ON Inverter is in fault state 3 FDT reached Please refer to description of P3 15 and 137 Detailed functional description Setting 3 NG Function Description Value P3 16 4 Frequency reached Please refer to description of P3 17 t ON The running frequency of inverter is 5 Zero speed running zero a Variable frequency ON inverter working in variable state frequency state 7 Power frequency ON inverter working in power frequency state state Running time as i 8 ON Running time to reach setting value reached 9 Upper frequency ON Running frequency reaches the limit reached upper value Fa Lower frequency ON Running frequency reaches the limit reached lower value ON Inverter is ready no fault power is 11 Ready for running ON 12 Alarm output ON Alarm Not serious enough for error Inverter receive Variable frequency it should pass self testing and time of nak waiting for swithing on and then send Permission of high i 13 t signals to up level operation platform or voltage switcher on high voltage switcher The up level will
77. 0s 0 1 3600 0 on time 2 model F Depend Deceleration P3 03 0 1 3600 0s 0 1 3600 0 on time 2 model R Depend Acceleration P3 04 0 1 3600 0s 0 1 3600 0 on time 3 model Depend Deceleration P3 05 0 1 3600 0s 0 1 3600 0 on time 3 model Acceleration and deceleration time can be switched between groups 0 to 3 according to multi function digital input terminals by different combinations of acceleration and deceleration time The meaning of the different acceleration and deceleration time is the same For details please refer to description of P0 11 and P0 12 Function bi Setting Factory Name Description Code Range Setting Jog P3 06 0 00 P0 07 0 00 P0 07 5 00Hz frequency Jog Depend P3 07 acceleration 0 1 3600 0s 0 1 3600 0 on time model Jog Depend P3 08 deceleration 0 1 3600 0s 0 1 3600 0 on time model Jog start stop manner of in operation directly starting and decelerating to stop Jog acceleration time means the required accelerate time from OHz to 117 Detailed functional description maximum output frequency P0 07 of the inverter Jog deceleration time means the required decelerate time from the maximum output frequency P0 07 to OHz time of the inverter Function S Setting Factory Name Description Code Range Setting Skip P3 09 frequency 0 00 P0 07 0 00 P0 07 0 00Hz 1 Skip frequency P3 10 0 00
78. 1 phase cross section then an additional grounding line must be provided to prevent the shielding layer of the cables from overheating The cable terminations must comply with the requirement of the cable manufacturers the cables connectors must be installed at the terminations The grounding of the grounding terminals of the corresponding cables must comply with the national standard of electrical installation 5 Equipment grounding The user shall be sure to provide good grounding wires with grounding resistance of less than 4 ohms copper bars shall be used for connecting the cabinet bodies of CHH Series high voltage variable frequency speed control systems the connecting wires between the grounding points of whole sets of devices and the grounding points of grids shall use the copper core cables with the cross section of no less than 50 mm The detection of grounding system is required before being put into operation in order to guarantee the equipment and personal safety 6 Precautions All connections of the electrical installations of high voltage variable frequency speed control systems must be installed by experienced electricians according to the national standards related to electrical installations All high voltage connectors must receive insulation treatment to 52 System installation and wiring ensure good insulation The high voltage connecting positions must be kept clean and meet the requirement of the
79. 10 PA 12 100 0 100 0 0 0 speed 12 0 0 Multi step 100 0 10 PA 13 100 0 100 0 0 0 speed 13 0 0 Multi step 100 0 10 PA 14 100 0 100 0 0 0 speed 14 0 0 Multi step 100 0 10 PA 15 100 0 100 0 0 0 speed 15 0 0 Pb group Protection parameter Pboo Reserved Resoved Output k 0 Disabled phase failure 1 Enabled protection 0 Disabled 1 Normal motor Motor overload 2 Variable frequency protection motor Motor Pb 03 20 0 120 0 overload 235 20 0 120 Appendix 3 Function NIYA Setting Factory N Description Modify Code range Setting protection current Frequency drop threshold of 70 0 110 0 O Instantaneo us power down Decrease rate of 0 00Hz P Pb 05 0 00Hz P0 07 0 00Hz O Frequency 0 07 drop Over voltage r 0 Disabled Pb 06 stall 1 O 1 Enabled protection Over voltage Pb 07 ee 105 140 105 140 protection point Automatic Pb 08 current limiti 50 200 50 200 ng level Decline rate of frequency 0 00 10 00HZ Te Pb 09 during 0 00 means invalid of ee current limiti over current stall ng Input Pb 10 eee 105 120 105 120 110 O pre warning threshold 236 120 O 120 O 10 00 Appendix 3 Function ne Setting Factory Description fi Code range Setting Unit bypass 0 Maunal bypass Pb 11 HE m 0 1 function 1 Auto bypass Unit manual Pb 12 bypass bit 0x000 0x1FF 000 1FF selection hardware 50 200 inverter rated
80. 1500 EOT 7100x2940 s95go 58100 25 to 4500 260 3550 1000 800 1000 3550 10 1500 ATEN 7100x2940 s9g4o 58100 26 t0 5000 290 4000 1000 800 1000 4000 10 1500 Pan 7100x2940 0759 58100 27 10 5600 326 4500 1000 800 1000 4500 10 1500 CHH100 8300x2970 22210 70200 28 to 6300 362 5000 1000 800 1000 5000 10 s1500 CHH100 8300x2970 22780 70200 29 to 7000 405 5600 1000 800 1000 5600 10 s1500 CHH100 10800297 30970 93600 30 to sooo 456 6300 1000 800 1000 6300 10 0x1500 CHH100 10800297 32790 93600 31 to 9000 512 7100 1000 800 1000 7100 10 0x1500 Note The outline dimensions of the high voltage variable 34 Product overview frequency speed control systems listed in the table above are the standard sizes Their outline dimensions may differ to the outline dimension of the high voltage variable frequency speed control systems listed in the table due to the requirements of the actual users 35 System transportation storage and waste disposal System transportation storage and waste disposal 3 The functional unit electrical cabinets of CHH Series high voltage variable frequency speed control systems are assembled tested and packaged as a whole before delivery from factory During the transportation the cabinet bodies must be transported as a whole To improve the reliability of the variable frequency speed control system and avoid the high voltage variable frequency speed contr
81. 2 after clicking the QUICK JOG button the frequency inverter will automatically search for the parameters currently different from the ex factory values and store them in the Quick Debugging menu according to the sequence of the function codes for the users to view and configure The length of the shortcut menu buffer is 16 the recorded parameters will be searched by the sequence of the function codes and when there are more than 16 parameters recorded the parameters over 16 will not be displayed If it displays NULLP after clicking QUICK JOG then it is regarded that all current parameters are the same as the ex factory parameters 6 Functions summary of DO buttons The functions of buttons Interface Function Fault interface Invalid State Query interface Increase decrease the frequency currently configured perform fine tuning to the configured frequency Menu of the 1 Increase decrease the group number of the level current function code Operation Menu of the 2 Increase decrease the number of the current interface level sub function code Menu of the 3 Increase decrease the numerical value of the level current function code 7 2 Touch screen 7 2 1 Introduction of the touch screen The touch screen is connected to the main control panel via the Modbus communication protocol which will take up the Modbus communication resource of the variable frequency speed control syst
82. 2 Select bigger power when deceleration 3 Inverter rated power range inverter is too small 1 Check load or 1 Load sudden change reduce load sudden or abnormal Over current eed change 2 Voltage of Grid is to E00 03 when constant i 2 Check input power ow speed running supply 3 Inverter rated power 3 Select bigger power is too small range inverter 1 Input voltage 1 Check input power Over voltage abnormal suppl E00 04 PpY when acceleration 2 sudden cut off power 2 Avoid stop and rotation motor restart restart 1 Dec time is too short 1 Increase Dec time Over voltage Ne i E00 05 2 Load inertia torque is 2 Check input power when deceleration too large supply 181 Warning information and fault solution Fault a Fault Type Reason Solution Code 3 Input voltage abnormal Over voltage 1 Input voltage variation A 1 Select bigger power E00 06 when constant abnormal 3 AIN range inverter speed running 2 Load inertia too large Grid i 1 Check the power E00 07 Grid voltage is too low under voltage supply of Grid 1 Grid voltage is too 1 Check the power low supply of Grid 2 Motor rated current 2 Reset the motor setting is incorrect rated current E00 08 Motor overload 3 Motor blockage or 3 Check the load the load with large regulate the amount mutation of torque 4 Inverter rated power 4 Select the is too large appropriate motor er 1 Incre
83. 3 0 Deceleration 0 1 3600 P3 03 0 1 3600 0s O time 3 0 Acceleration 0 1 3600 P3 04 0 1 3600 0s O time 4 0 Deceleration 0 1 3600 P3 05 0 1 3600 0s O time 4 0 Jog run 0 00 P0 0 P3 06 0 00 P0 07 5 00Hz O frequency 7 Jog 0 1 3600 P3 07 acceleration 0 1 3600 0s x O time Jo 9 0 1 3600 P3 08 deceleration 0 1 3600 0s 0 O time Skip 0 00 P0 0 P3 09 0 00 P0 07 0 00Hz O frequency 1 7 Skip 0 00 P0 0 P3 10 frequency 0 00 P0 07 7 0 00Hz O bandwidth 1 Skip 0 00 P0 0 P3 11 0 00 P0 07 0 00Hz O frequency 2 7 Skip 0 00 P0 0 P3 12 frequency 0 00 P0 07 5 0 00Hz O bandwidth 2 215 Appendix 3 Function A Setting Factory Description Code range Setting Modify Auto reset P3 13 0 3 0 3 O times Reset P3 14 0 1 100 0s 0 1 100 0 1 0s O interval 0 00 P0 0 P3 15 FDT level 0 00 P0 07 7 50 00Hz O P3 16 FDT lag 0 0 100 096 0 0 100 0 O Frequency arrive P3 17 0 0 100 0 0 0 100 0 0 0 O detecting range Over P3 18 modulation 0 1 O selection Operation BEN i Normal operatin P3 19 mode of p H 0 1 O l 1 Operating all the time cooling fans Alarm reset 0 0 Alarm invaild 0 0 3600 P3 20 O intervals 0 1 3600 0s 0 P4 group V F Control Parameter O Linear curve 1 User defined curve 2 Torque stepdown curve V F curve 1 3 order 0 4 selection 3 Torque stepdown curve 1 7 order 4 Torque stepdown curve 2 0 order Torque 0 0 AUTO 0 1 10 0 P4 01 0 0 10 0 0 1 O boost Yo Pao2
84. 5095 5500 6 6 400 37 315 1000 800 1000 0315 06 1000 evn 3000x2690x 555 5500 7 6 440 42 355 1000 800 1000 0355 06 1009 fr EE 3000x2690x 2395 5500 8 6 500 48 400 1000 800 1000 0400 06 1009 at 3600x2690x sego 12300 9 6 560 54 450 1000 800 1000 0450 06 1500 29 Product overview Autom 5 utomat isolated atog Stand Inlet Manual Rated __ Rated Motor Dimension i automatic Serial capaci ard airflow bypass Model voltage current power W3xHxD bypass bypass NO y weight M3 H cabinet kV A kW mm cabinet cabinet kVA KG W1 mm W2 mm W5 mm nn 3600x2690x gry 12300 10 6 600 60 500 1000 800 1000 0500 06 1200 Gua 3600x2690x soso 12300 11 6 690 67 560 1000 800 1000 0560 06 1200 En 3600x2690x cano 12300 12 6 750 75 630 1000 800 1000 0630 06 1209 OA 3600x2690x s359 12300 13 6 880 84 710 1000 800 1000 0710 06 1200 SHAO 3600x2690x geo 12300 14 6 980 95 800 1000 800 1000 1200 0800 06 CHH100 3700x2690x 7390 19300 15 6 1100 106 900 1000 800 1000 0900 06 1200 CHH100 3700x2690x 7690 19300 16 6 1250 118 1000 1000 800 1000 1000 06 1200 CHH100 3900x2690x 9040 27600 17 6 1370 132 1120 1000 800 1000 1120 06 1200 CHH100 3900x2690x 9140 27600 18 6 1500 146 1250 1000 800 1000 1250 06 1200 CHH100 3900x2690x 9270 27600 19 6 1700 164 1400 1000 800 1000 1400
85. Figure 8 12 Two wire control mode 2 2 three wire control mode 1 SB1 Start button SB2 Stop button NC K Run 132 Detailed functional description direction button Terminal Sin is the multifunctional input terminal of 0 39 The terminal function should be set to be 3 3 wire control When the Sin is closed the run command generated by the FWD terminal rising edge is effective the direction control by the REV REV terminals opened refer to forward direction REV terminals closed refer to reverse direction When Sin disconnected FWD REV control is invalid Inverter will stop sB1 FWD K Run command ss2 5 CHH OFF FWD f REV Inverter ON REV EON Figure 8 13 Three wire control mode 1 3 three wire control mode 2 SB1 Forward run button SB2 Stop button NC SB3 Reverse run button Terminal SIn is the multifunctional input terminal of 0 39 The terminal function should be set to be 3 3 wire control When the Sin is closed the run command generated by the FWD or REV terminal rising edge is effective the direction control by the FWD and REV When Sin disconnected FWD REV control and FWD control are invalid FWD and REV terminals both rising edge respectively refer to the inputs of Forward and reverse run command SB1 PWD sg2 S CHH Inverter SB3 REV COM Figure 8 14 Three wire control mode 2 133 Detailed functional description Note During 2 wire cont
86. Group Protection parameter PC Group Serial communication annen nennen renneenverenneenn Pd Group Unit state query ennen ernenenevernenenneeenerenveneneeenn PE Group gt Factory Setting aa ideal vin NANANA eneen de Warning information and fault solution 9 nnen enn ennnnvennenenneen 180 9T System Faults marsen treated dert ie 181 9 2 Unit fault ene reneeeenenennereneeenenennerenneenverenvenneeenne 185 9 3 The action after fault ennen vennenenneeenevensenenevenenenee 187 9 4 Action after warning nanne eneen venneeenenenneeeneeenereneenneeenee 188 9 5 Common Faults and Solutions anneer eneen 190 Maintenance LA 191 10 1 Daily Maintenance nnen nenennenenennnereennveneenenerennven 191 10 2 Periodic Maintenanc anneer vereen venenneneeennven 191 Appendix E E AA HA eveneens 197 Appendix di ANAN NA GANG 200 Appendix BG ANAGNDATAA eantata asiain 208 Introduction Introduction Thank you for purchasing the high voltage variable frequency speed control system of our company CHH series high voltage variable frequency speed control systems are the multilevel high voltage variable frequency speed control systems manufactured by our company and are applicable to 3 phase high voltage induction motors Please read and comprehend the contents stated in this manual before use to ensure proper usage Improper usage will result in abnormal running or the reduction of the service life This user man
87. Hz 0 5 2 0 O setting 1 No action Restore P0 16 Restore factory setting 2 parameters Clear fault records Disabled AVR P0 17 Enabled all the time 2 1 function i Disabled during 211 0 0 Motor 0 No action P0 15 parameters i 0 f Autotuning autotuning O Appendix 3 Function Rn Setting Factory Description Code range Setting eeen P1 group Start and Stop Control 0 Start directly 1 DC braking and start P1 00 Start Mode 2 Speed tracking and start Starting 0 00 10 0 P1 01 0 00 10 00Hz 0 00Hz frequency 0 Hold time of P1 02 starting 0 0 50 0s 0 0 50 0 0 0s frequency DC Braking P1 03 current 0 0 120 0 0 0 120 0 0 0 before start DC Braking P1 04 time before 0 0 50 0s 0 0 50 0 0 0s start 0 Deceleration to stop P1 05 Stop Mode 071 1 Coast to stop Starting 0 00 P0 07Hz Maximum P1 06 frequency of i frequency DC braking Waiting time P1 07 before DC 0 0 50 0s braking DC braking P1 08 0 0 120 0 0 0 120 0 0 0 current 0 DC braking P1 09 i 0 0 50 0s 0 0s time P1 10 Dead time of 0 0 3600 0s 0 0 3600 212 Appendix 3 Function en Setting Factory N Description 3 Modify Code range Setting eworev Action when running 0 Running at the lower frequency is O frequency limit less than 0 2 1 Stop lower 2 Stand by frequency limit estart after 0 Disabled P1 12 0 1 power off 1 Enabled Delay time 0 0 36
88. Invalid User can not adjust the reference frequency by UP DOWN The value of UP DOWN will be cleared if P0 02 is set to 2 3 Valid during running clear when power off User can adjust the reference frequency by UP DOWN when inverter is running When inverter power off the value of UP DOWN will be cleared Note e UP DOWN function can be achieved by keypad and PD and multifunctional terminals Reference frequency can be adjusted by UP DOWN UP DOWN has highest priority which means UP DOWN is always active no matter which frequency command source is 103 Detailed functional description J When the factory setting is restored P0 18 is set to be 1 the value of UP DOWN will be cleared Note The value of UP DOWN will be cleared when user restore the inverter Function NG Setting Factory Name Description 3 Code Range Setting 0 Keypad 1 All z 2 Al2 requenc 3 4 3 Al3 P0 03 A command 0 7 0 4 HDI source 5 Multi Step speed 6 PID 7 Communication F 0 Al1 requenc N a 1 Al2 P0 04 B command 0 3 0 2 Al3 source 3 HDI Reference 0 Maximum frequency P0 05 selection of 0 1 0 1 Frequency A command frequency B 0 A Combination ng P0 06 of frequency 0 3 0 2 A B source 3 Max A B CHH series inverter have two command sources A and B channel A command source is general channel B command source is assistant channel Real frequency setting consist of the two channels
89. M Don t place it directly on the ground place it on appropriate supporting objects If there is any impact of humidity appropriate desiccating agent shall be provided each unit of desiccating agent 30g absorbs 6g of water content According to the packaging materials used you will need the desiccating agent of the following amounts Polyethylene metal film 10 units per square meter aluminum metal film 8 units per square meter Using polyethylene materials or aluminum metal film as the protective packaging can prevent the water content from infiltrating 40 System transportation storage and waste disposal Regular inspections During the whole storage period the inspection of the storage state and packaging state of the equipment shall be carried out once a month Focus in particular on mechanical damage and the damage caused by humidity temperature or fire hazard If the packaging is damaged or you have found that the equipment has been damaged you should immediately check the equipment damage situation and store the variable frequency speed control system according to the requirements mentioned above after repairing the damaged equipment 3 4 Storage of spare parts After receiving CHH Series high voltage variable frequency speed control systems check immediately whether there is any damage to the spare parts and if any damage to the spare parts is found please report it to our company Our company will not undertak
90. OF BI 6 Dl 4 le d O Function Setting Factory Name Description Code Range Setting Filter time P5 17 of digital 0 10 0 10 5 signal Set S1 S16 terminals filter time of sampling and increasing the parameter can Increase anti interference ability to prevent incorrect operation 131 Detailed functional description Function Na Setting Factory Name Description i Code Range Setting 0 Two wire control mode 1 1 Two wire control mode 2 Terminal 2 Three wire control mode P5 18 control run P 0 3 0 mode 2 3 Three wire control mode This parameter defines four different control modes that control the inverter operation through external terminals 0 two wire control mode 1 Enable terminal and direction terminal are combined This is the most frequently used two line mode The direction of forward or reverse motor is determined by the definition of FWD REV terminal command K1 K2 Run command OFF OFF Stop ki FWD ON OFF FWD gn CHH K2 Inverter OFF ON REV COM ON ON Stop Figure 8 11 Two wire control mode 1 two wire control mode 2 Enable terminal is separate from direction terminal START STOP command is determined by FWD terminal Run direction is determined by REV terminal K1 K2 Run command FWD OFF OFF Stop ka Ii NA CHH ON OFF FWD K2 Inverter OFF ON Stop COM ON ON REV
91. Pb 13 over current 50 200 150 current threshold Power 0 Manual power frequenc frequency bypass Pb 14 q y q y Dyp 0 1 bypass 1 Auto power frequency when failure bypass Low frequen Cy Pb 15 restraining oscillation factor High frequen cy Pb 16 restraining oscillation factor Boundary of restraining oscillation 0 1200BPS 1 2400BPS 2 4800BPS Baud rate selection 237 Appendix 3 Function Code PC 02 Data format Communicat ion delay time Communicat ion timeout delay Communicat PC 05 ion error Modify A Setting Factory Description f range Setting 4 19200BPS 5 38400BPS 0 RTU 1 start bit 8 data 0 5 1 0 200ms 0 200 0 0 100 0 bits no parity check 1 0 Alarm and coast to stop 0 3 j 1 No alarm and continue 238 stop bit 1 RTU 1 start bit 8 data bits even parity check 1 stop bit 2 RTU 1 start bit 8 data bits odd parity check 1 stop bit 3 RTU 1 start bit 8 data bits no parity check 2 stop bits 4 RTU 1 start bit 8 data bits even parity check 2 stop bits 5 RTU 1 start bit 8 data bits odd parity check 2 stop bits 0 0 invaild 0 1 100 0s Appendix 3 Function LAA Setting Factory Description f Modify Code range Setting l Communicat ions action selection to run 2 No alarm but stop according to P1 06 if P0 03 2 Only communication control mode 3 No alarm but stop according to P1 06 All co
92. TEM 2010 10 20 9 28 48f HV POWER QF STATUS Fault Unit is normal K1 Ba 0 00 aaa A CHH sPpEED Um ourpower 0 0 EA out voLT Ov INVOLT Rv out curR 0 0 PA IN CURR RUN MODE FUNC ser PARA SET RECORD STATUS warn ff reser QUIT Figure 7 4 Schematic drawing of the touch screen main interface The schematic drawing of the main interface of the touch screen is shown in the figure above the main interface of which is mainly divided into the following areas 91 Operation of the variable frequency speed control system Serial NO Area Buttons and content Meanings Setting area Function setting button By clicking the Function Settings button we can configure the running command channel and frequency specifying methods of the variable frequency speed control system and other setting methods related to controlling in the popped up dialog box Parameters setting button By clicking the Parameter settings button we can configure the function codes of the variable frequency speed control system and examine the values of all function codes in the popped up dialog box History area Running recording button the information of the variable frequency Recording historical start stop speed control system Alarm button the fault information of the variable frequency Recording historical speed control system Operation area
93. The downmost groups display the operation state since the modification of the function codes are closely related to the operation state The Return button is for returning to the previous menu 4 The description of the 2 level interface popped up by clicking Operation Recording button Run Record Record cycle setting 5 Second Tem ATUS SETFREQ OUTFREQ INVOLT OUTVOLT OUTCURR SPEED OUTPOWER a q En _Downloadto Uisk ff RETURN Figure 7 6 Schematic drawing of the Running recoding 2nd level interface This interface is mainly for popping up the running historical records of the frequency inverter The buttons below are for the operations of turning pages 97 Operation of the variable frequency speed control system and deleting records 5 Description of the 2 level interface popped up by pressing Fault recording button 1 06 13 10 15 04 45 SHAR HEBDE MP 0 00 CH 0 0 CAO a a Figure 7 7 Schematic drawing of the Fault Recording 2 level interface When the user presses the Fault Recording button or the fault of the frequency inverter exists this interface will pop out The main interface is for displaying the fault information The Previous and Next button on the right are for querying the previous and next fault information Delete This and Delete All buttons are for deleting the fault information the users don t need 6 Description of the 2 level
94. aining the oscillation when the operating frequency is higher than Pb 17 use Pb 16 for restraining the oscillation Note The low frequency high frequency restraining oscillation factor is not as high as possible when the motor does not set matching will 165 Detailed functional description increase the motor current shock PC Group Serial communication CHH series high voltage variable frequency speed control system supports standard modbus communication protocol In the communication network the inverter can only exist as a slave node This Group of function Code is used to set the communication For more information on Modbus communication protocol refer to appendix Function nen Setting Factory Name Description 3 Code Range Setting Local 1 247 0 the broadcast PC 00 1 247 1 address address This parameter determines the slave address used for communication with master ln the same Modbus network the address can not be repeated Function Sor Setting Factory Name Description a Code Range Setting 0 1200BPS 1 2400BPS Baud rate 2 4800BPS PC 01 0 5 4 selection 3 9600BPS 4 19200BPS 5 38400BPS This parameter can set the data transmission rate during serial communication Note The baud rate of master and slave must be the same Note BPS stands for the bit per second how many bits per second Function Re Setting Factory Name De
95. and abrasion free surface and shall be moisture proof and able to bear the weight of the variable frequency speed control system The cable ducts must be made of non combustible material and have smooth and abrasion free surface and shall be moisture proof and dust proof providing the measures for preventing the animals from entering High voltage variable frequency speed control system cabinet Power unit Power unit Figure 4 5 Schematic drawing of the basic requirements of installation of the high voltage frequency inverter 4 Installation of cabinet bodies The high voltage variable frequency speed control system is composed of more than 3 cabinet bodies this depends on the power size and the layout mode According to the requirement a single cabinet or multiple cabinets can be placed upon the foundation steel channels vertically using traveling crane or forklift The phase shifting transformer cabinet must be installed separately The cabinet bodies shall be assembled connected positioned and aligned then shall be directly welded onto foundation steel channels the connecting wires inside the cabinets and the ones between the cabinets shall be installed under the guidance of the professional from our company 46 System installation and wiring In some cases the power units shall be separately packaged for transportation and they are installed into the power unit cabinets under the guidance of the professionals fr
96. and no load running 1 Keep the power on configuration of 5 3 2 and connecting to a high voltage 2 Press RUN button on the keyboard and run at 50Hz 3 It can be listened and checked whether there s any abnormal sound or noise when the blower starts please test the variable frequency speed control system with thin A4 paper in it for each enclosure air inlet if it is inhaled look inside the normal otherwise the direction is not correct if no noise or abnormal sound is heard and the running is steady then the air blower is working normally 54 Test with motors 5 4 1 No load test with motors 1 Connect L1 L2 and L3 separately to the high voltage inputs connect U V and W to the high voltage motor Connect to the input power supply switch the frequency inverter to variable frequency state 2 Set the output frequency to 10Hz while testing with the motor then increase the frequency to 20Hz after the motor is running steadily then increase to the rated frequency of the motor with this method and start the motor and run at 50Hz 3 During the whole process there is no abnormal sound or vibration of the motor and the running is steady 4 Press the Slowdown amp Stop button the output frequency of the frequency 71 System debugging and running inverter has decreased And press the coast to stop command when it decreases to about 5Hz 5 After blocking the pulse press the Start command agai
97. and phase shifting transformer cabinet will be test in accordance with the following criteria Power kV Cabinet Part fCHz T S Note 6kV 10kV cabinet and earth A phase to B C phase 16 22 5 50 60 and earth Bypass B phase to A C phase A P P 16 22 5 50 60 C phase to A B phase 16 22 5 50 60 and earth primary winding to Short connect of phase shifting every windings 16 22 5 50 60 Phase shift winding ground and in the secondary ing auxiliary winding side transforme phase shifting winding Short connect of rcabinet to primary winding every windings ground and auxiliary winding 16 22 5 50 60 in the secondary side 69 System debugging and running among phase A B Short connect of and C of secondary secondary side s 16 22 5 50 60 winding each phase winding Note 1 Above positions of components such as K1 k2 k3 QS1 QS2 and QS3 can be found in the electrical and wiring diagrams 2 When doing dielectric voltage withstand test the power units must disconnect with the dielectric voltage withstand test components 3 After doing dielectric voltage withstand test it must check and make sure the inductive electricity been discharged 5 2 5 Motor parameter setting Complete the parameter settings of the function codes of P2 01 P2 05 according to the data plate of the motor 5 3 Power on for main lo
98. ase Acc time 1 Acc time is too short 2 Avoid stop and 2 re start the rotation restart motor E00 09 Inverter overload 3 Check the power 3 Grid voltage is too supply of Grid low 4 Select bigger 4 Load is too heavy a capacity inverter 1 U V W a 1 Check the wiring Output phase missing phase 00 10 f _ 2 Check motor and failure or three phase load is cables severe asymmetry 1 Over load 1 check external Phase shifting i 2 Environment signal cable and E00 11 transformer over f j temperature is too high shield layer ground heating 3 Tempearture right or not 182 Warning information and fault solution Fault A Fault Type Reason Solution Code controller fault 2 Check transformer 4 Transformer cooling load and environment fault temperature compare 5 Interferece of to rated value protection circuit 3 check install 6 Control cable shield condition layer is not grounding 4 check control cable correctly shield layer grounding right or not 6 Check temperature controller and other circuit 1 Inspect external equipment Sl external fault input 2 Check the P5 E00 12 External fault terminal take effect group of input terminal function setting 1 Set proper baud rate 1 Improper baud rate 2 Press setting ISTOP RESE to Communication 2 Receive wrong data E00 13 anG _ reset fault 3 Communication is Ask
99. at it can produce certain electromagnetic interference noise And the same time inverter should be designed with certain anti jamming ability to ensure the smooth working in certain electromagnetic environment The following is its EMC features Input current is non sine wave The input current includes large amount of high harmonic waves that can cause electromagnetic interference decrease the grid power factor and increase the line loss Output voltage is high frequency PMW wave which can increase the 197 Appendix 1 temperature rise and shorten the life of motor And the leakage current will also increase which can lead to the leakage protection device malfunction and generate strong electromagnetic interference to influence the reliability of other electric devices As the electromagnetic receiver too strong interference will damage the inverter and influence the normal using of customers In the system EMS and EMI of inverter coexist Decrease the EMI of inverter can increase its EMS ability In order to ensure all electric devices in the same system to work smoothly this section based on EMC features of inverter introduces EMC installation process in several aspects of application noise control site wiring grounding leakage current and power supply filter The good effective of EMC will depend on the good effective of all of these aspects 1 Noise control All the connections to the control terminals must use shield
100. be modified by pressing the BS SHIFT button and increase or decrease the numerical value by pressing the button Note Not all function codes are allowed to be modified the function codes allowed to be modified in the current state shall have the flicker bits In the menu of the 3 level pressing the DATA ENT button or the PRG ESC button can both return to the menu of the 2 level The difference is that pressing DATA ENT button indicates that this is valid for the modifications made to the menu of the 3rd level and the sub function code number shall be 88 Operation of the variable frequency speed control system added by 1 after returning to the menu of the 2 level while pressing the PRG ESC button indicates that this is invalid to the modifications made to the menu of the 3rd level and the sub function code numbers will stay the same after returning to the menu of the 2 level 4 Fault Warning and Reset When fault or warning occurs in the variable frequency speed control system the variable frequency speed control system will be locked to Fault Warning now even if the condition of Fault Warning has been eliminated the variable frequency speed control system is still in the Fault Warning state Doing so can provide the capability of locking the fault or warning occurred instantaneously and occasionally and better protection of the system Users must exclude the fault warning
101. binets are also included according to the user s choice therefore as for different projects the arrangement and layout of the equipment shall be determined according to the appropriate positions with the layout and installation diagrams provided 4 1 Installation of cabinet bodies 1 Requirement of running environment The efficiency of CHH Series high voltage variable frequency speed control systems is over 96 the loss of 4 will be basically converted into heat Therefore the cooling issue of the high voltage variable frequency speed control systems needs to be taken into consideration If the installation environment of the high voltage variable frequency speed control systems is narrow and the ambient temperature is high additional installation of forced air cooling unit or air conditioning cooling devices is needed It is recommended to adopt the exhaust air rate of larger than 1M s every 200kW of capacity during air cooling and when air conditioning cooling is used more than 4HP of air conditioners shall be configured for every 200kW of capacity 2 Requirements of space for cabinet placement For the drawings of the cabinet dimension outline dimension and the bottom plate installation of the variable frequency speed control system please refer to the drawings related to engineering technical information All cabinet bodies shall be installed according to the drawings and sufficient spacing shall be provided in the periphery in order
102. cation 0 2000V 0 2000 Pd 38 Unit A9 DC bus voltage indication 0 2000V 0 2000 Pd 39 Unit B1 DC bus voltage indication 0 2000V 0 2000 Pd 40 Unit B2 DC bus voltage indication 0 2000V 0 2000 Pd 41 Unit B3 DC bus voltage indication 0 2000V 0 2000 Pd 42 Unit B4 DC bus voltage 0 2000V 0 2000 173 Detailed functional description Function Code Name Description Setting Range Factory Setting indication Pd 43 Unit B5 DC bus voltage indication 0 2000V 0 2000 Pd 44 Unit B6 DC bus voltage indication 0 2000V 0 2000 Pd 45 Unit B7 DC bus voltage indication 0 2000V 0 2000 Pd 46 Unit B8 DC bus voltage indication 0 2000V 0 2000 Pd 47 Unit B9 DC bus voltage indication 0 2000V 0 2000 Pd 48 Unit C1 DC bus voltage indication 0 2000V 0 2000 Pd 49 Unit C2 DC bus voltage indication 0 2000V 0 2000 Pd 50 Unit C3 DC bus 0 2000V 0 2000 174 Detailed functional description Function Rae Setting Factory Name Description f Code Range Setting voltage indication Unit C4 DC bus Pd 51 0 2000V 0 2000 voltage indication Unit C5 DC bus Pd 52 0 2000V 0 2000 voltage indication Unit C6 DC bus Pd 53 0 2000V 0 2000 voltage indicati
103. cing its output frequency When DC bus voltage become lower than Pb 10 the deceleration continues as shown in following figure Output current Over voltage stall point Output frequency Time t Figure 8 27 Over voltage stall function Function Paa Setting Factory Name Description i Code Range Setting Automatic Pb 08 current limiting 50 200 50 200 120 level Pb 09 Limiting rate of 0 00 10 00Hz 0 00 0 00 10 00 10 00 162 Detailed functional description Function EN Setting Factory Name Description f Code Range Setting frequency invalid drop During acceleration of inverter the actual motor speed rise rate may lower than the output frequency rise rate because of too big load If no measures to take inverter will trip caused by over current During running by detecting the output current and comparing with the automatically limit value Pb 08 inverter rated current if more than the automatically limit value the function of automatic current limiting is valid Please refer to the following diagram Over current stall threshold Output frequency Reference frequency Output current Decelerating process Time t Figure 8 28 Over current stall function Function NATI Setting Factory Name Description 4 Code Range Setting Input over voltage Pb 10 105 125 105 125 110 pre warning threshold Pb
104. corresponding cleanliness All work must be carried out while the main power supply and the auxiliary power supplies are all disconnected Connect the main incoming cables and the output motor cables correctly otherwise the equipment of the whole variable frequency speed control system will be seriously damaged when the power is turned on The phase sequence of output cables is related to the rotating direction of the motor please connect the U V and W according to the requirement of load turning directions and perform tests before formally putting into operation High voltage electrical insulation distances must meet the requirements of electrical safety distance in order to avoid short circuit lt Before cabling please confirm that the input power supply has been cut off There is the risk of electric shock and fire Please call electric engineering professionals to perform the cabling operation There is the risk of electric shock and fire lt Please be sure to make reliable grounding of the cabinet bodies There is the risk of electric shock and fire lt Please be sure to test the normal functioning of the power variable frequency switch and the emergency breaking buttons before power is turned on There is risk of injuries users shall take the responsibility of cabling lt Please don t touch the output terminals directly the output terminals of the variable frequency speed control system must not be c
105. corresponds to 2 times rated current 3 Motor current 100 corresponds to 2 times AO1 output selection rated current 4 Output voltage 100 corresponds to 1 2 times rated voltage P6 10 5 Output power 100 selectio corresponds to two times P6 11 AO3 output motor rated power selection _ 6 Output torque 100 corresponds to two times motor rated torque 7 Al1 voltage 8 Al2 voltage A04 output 9 A13 voltage selection 100 corresponds to 10V 10 Input line voltage of RS 11 Input line voltage of ST 12 Input line voltage of TR 223 Appendix 3 Function Liga Setting Factory Description f Code range Setting HDO lower P6 13 Ah 0 00 P6 15 limit HDO lower limit correspondin g output 13 Output line voltage of AB 14 Output line voltage BC 15 Output line voltage CA 16 Input current of phase 17 Input current of phase 18 Input current of phase 19 Output current of phase 20 Output current of phase 21 Output current of phase 22 A phase waveform 23 B phase waveform 24 C phase waveform modulate modulate modulate 0 00 P6 1 o 0 00 0 000 50 0 000kH 0 000 50 000kHz 000 Zz P6 15 HDO upper P6 13 100 0 P6 13 100 100 0 224 Modify Appendix 3 Function niya Setting Factory Description Code range Setting m lal HDO upper limit 0 000 50 50 000k 10 0 50 000kHz O correspondin 000 Hz g output Modify AO1 lower P6 17 al 0 0 P6 19
106. ctions are indicated in the following table Setting f Function Range Value 0 Running frequency 100 maximum frequency 1 Reference frequency 10096 maximum frequency 2 100 2 inverter rated Inverter output current RMS current Motor current RMS 100 2 motor rated current 4 100 2 inverter rated Output voltage voltage 5 Output power 100 2 rated power 6 Output torque 100 2 rated torque 7 Al1 voltage 100 10V 8 Al2 voltage 10096 10V 9 Al3 voltage 10096 10V 10 100 1 5 rated voltage peaki Input line voltage of RS value 11 4 100 1 5 rated voltage peak Input line voltage of ST value 12 100 1 5 rated voltage peak Input line voltage of TR value 13 100 1 5 rated voltage peak Output line voltage of AB value 14 100 1 5 rated voltage peak Output line voltage of BC value 15 100 1 5 rated voltage peak Output line voltage of CA value 16 100 1 5 rated Current peak Input current of R phase value 17 100 1 5 rated Current peak Input current of S phase value 18 100 1 5 rated Current peak Input current of T phase value 140 Detailed functional description Setting Function Range Value 19 100 1 5 rated Current peak Output current of A phase value 20 100 1 5 rated Current peak Output current of B phase value 21 100 1 5 rated Cu
107. ctrical equipment to satisfy safety requirements Degrees of protection provided by enclosures IP code and other relevant standards currently used 11 Product overview Product Overview 2 2 1 Technical features CHH Series high voltage variable frequency speed control systems are the voltage source variable frequency speed control systems of a new generation featuring direct output of high voltage designed and manufactured by our company implementing a perfect high voltage waveform output via the cascade of multi level H Bridge power units and can directly drag the high voltage asynchronous motors without the need of boosting and without the necessity of additional installation of any wave filter the harmonic index complies with the most strict requirements of IEC International Electrotechnical Commission and GB national standard on grid harmonic CHH Series high voltage variable frequency speed control systems are applicable to three phase alternating current motor under standard high voltage 3kV 6kV 10kV providing the following features 1 Small content of input harmonic CHH Series high voltage variable frequency speed control systems adopt trans phase multiple rectifying technology on the power supply side the harmonic on the grid side has little pollution and high power index meeting the requirement of GB 14549 93 standard and IEEE std 519 1992 power quality standard on the harmonic distortion of voltage and current and w
108. cularly important in motor protection and the voltage output so be sure to set the parameters in accordance 115 Detailed functional description with the setting parameters 2 In order to achieve superior performance the rated power of the inverter should match the motor If the bias is too big the control performances of inverter will be deteriorated distinctly 3 Resetting the rated power of the motor P2 01 can initialize P2 06 P2 10 automatically Function sf Setting Factory Ba Name Description Banog Setting Motor Depend P2 06 stator 0 001 65 5350 0 001 65 535 on resistance model Motor Depend P2 07 rotor 0 001 65 5350 0 001 65 535 on resistance model Motor Depend P2 08 leakage 0 1 6553 5mH 0 1 6553 5 on inductance model Motor Depend P2 09 mutual 0 1 6553 5mH 0 1 6553 5 on inductance model Current Depend P2 10 without 0 01 655 35A 0 01 655 35 on load model The parameters from P2 06 P2 10 are reserved temporarily in V F control P3 Group Auxiliary function Function aes Setting Factory Name Description Code Range Setting Depend Acceleration P3 00 0 1 3600 0s 0 1 3600 0 on time 1 model Deceleration Depend P3 01 0 1 3600 0s 0 1 3600 0 time 1 on 116 Detailed functional description Function ee Setting Factory Name Description i Code Range Setting model h Depend Acceleration P3 02 0 1 3600
109. d 24 Unit C4 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 25 Unit C5 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 26 Unit C6 temperature indication 0 0 100 0 C 0 0 100 0 C Pd 27 Unit C7 temperature 0 0 100 0 C 0 0 100 0 C 171 Detailed functional description Function Setting Factory Name Description Code Range Setting indication Unit C8 Pd 28 temperature 0 0 100 0 C 0 0 100 0 C indication Unit C9 Pd 29 temperature 0 0 100 0 C 0 0 100 0 C indication Note All of the function codes are used to display the temperature of A1 A9 B1 B9 and C1 C9 They are read only Function nae Setting Factory Name Description Code Range Setting Unit A1 DC bus Pd 30 0 2000V 0 2000 voltage indication Unit A2 DC bus Pd 31 0 2000V 0 2000 voltage indication Unit A3 DC bus Pd 32 0 2000V 0 2000 voltage indication Unit A4 DC bus Pd 33 0 2000V 0 2000 voltage indication Unit A5 DC bus Pd 34 0 2000V 0 2000 voltage indication 172 Detailed functional description Function Code Name Description Setting Range Factory Setting Pd 35 Unit A6 DC bus voltage indication 0 2000V 0 2000 Pd 36 Unit A7 DC bus voltage indication 0 2000V 0 2000 Pd 37 Unit A8 DC bus voltage indi
110. d control circuit connected properly 9 Make sure without tools or foreign material in cabinet No other hidden trouble 10 Make sure filter do not block 11 Electric cabinet door close 12 13 Fill in maintenance and inspection report 14 Power on again to make sure maintenance and inspection 14 Hand in receipt maintenance and inspection report 192 Maintenance High Voltage Variable Frequency Speed Control System Maintenance List Check Cycle Check Inspec Not Locati Check content Dai Regular year check method check standard Item tion es on ly 1 2 3 Ambient temperature 10 Therm The ambient 5 40 C ometer Environ temperature o Observation unfrozen A ment humidity dust etc humidity below hygro 90 non conden meter sation Entire Abnormal vibration Observation No exceptions e system and abnormal noise and hearing Observe the Rated Main interface shows voltage 15 supply Voltage is normal e All the input 10 voltage voltage Measurement AC220V 10 Control control part of Multi Supply Voltage is normal e the input meter Voltage voltage Man ma displayed in the Show information is chine normal range abnormal the e Observation interfac and operation operation is accurate e normal Dust Congestion dust is With an A4 size Observation filter too much paper filter 193 Maintenance
111. d control system herein we will not make any more introductions The operation permissions of the Operation area owned by the running staff are as follows Area Operator People in charge Settings area Running not allowed Running allowed History area Viewing allowed Viewing allowed Operation area Running allowed Running allowed Monitoring area Viewing allowed Viewing allowed Exit area Running allowed Running allowed Reset area Running allowed Running allowed Running state area Running allowed Running allowed 3 Description of 2 level interface 1 The buttons for generating 2 level interfaces 95 Operation of the variable frequency speed control system The buttons for setting area and history area can both generate the 2 level interfaces 2 The description of the 2 level interface popped up by clicking Function Settings button RUN SETTING A S Manual bypass C kepa lt Tamina Suto bypass SZ communication Es Eee a Figure 7 4 Schematic drawing of the Function Settings 2nd level interface This interface is mainly used to set some commonly used control parameters which are Running mode is used for controlling the Power Variable frequency switching of the variable frequency speed control system and this group box displays that it is currently in the state of Variable frequency Power frequency or Power o
112. de in the P8 group function PE group is factory reserved and users are forbidden to access these parameters For the convenience of function codes setting the function group number corresponds to the first class menu the function code corresponds to the second class menu and the function code corresponds to the third class menu 1 Below is the instruction of the function lists The first column Function code codes of function parameter group and parameters The second column Name full name of function parameters The third column Description Detailed illustration of the function parameters The forth column Setting range the effective setting range of the function parameters which will displayed on the LCD The fifth column Factory Setting the original factory set value of the function parameter The sixth column Modify the modifying character of function codes the parameters can be modified or not and the modifying conditions below is the instruction O means the set value of the parameter can be modified on stop and running state O means the set value of the parameter can not be modified on the running state means the value of the parameter is the real detection value which can not be modified 208 Appendix 3 The inverter has limited the automatic inspection of the modifying character of the parameters to help users avoid mismodifying 2 Parameter rad
113. dicated value 0 OxFFFF 0000 FFFF Note All of the function codes are used to display the fault of A1 A9 B1 B9 and C1 C9 They are read only PE Group Factory Setting This group is the factory setting parameter group It is prohibited for user to access 179 Warning information and fault solution Warning information and fault solution 9 CHH series high voltage inverter have perfect protection and alarm functions when fault occurs to the inverter the inverter indicates fault state and implement stopping protection power unit bypass acousto optic alarm cut off high voltage input automatically according to alarm level Having instructions on fault alarm and the general methodology in the touch screen the user may be quick to judge fault and make appropriate policy response by the quidance of alarm interface CHH series high voltage inverter have two kinds fault 1 unit fault 2 system fault express as EX1X2 Y1Y2 X1X2 means system fault or unit fault Y1Y2 is fault code X1X2 00 means system fault Y1Y2 is system fault code For unit fault X1 means the phase of fault unit X2 The unit in the location of fault phase Y1Y2 first fault code of error unit CHH series high voltage inverter provides alarm function When inverter is in abnormal state but the fault is not serious enough to damage the inverter cause acousto optic alarm and not stop during alarm time Inverter can auto reset or manual
114. e operation disappear Pauses acceleration or deceleration and maintains 26 ACRES output frequency When this terminal is disabled ramp hold acceleration deceleration is restarted 27 29 Reserved Reserved Variable System change From switch off state to variable 30 frequency frequency state of inverter by pulse signal of the running terminal If inverter is under other state the 129 Detailed functional description Setting SEA Function Description value terminals are invalid System change From Switch off state to power Power frequency state of inverter by pulse signal of the 31 frequency h i terminal If inverter is under other state the running i terminals are invalid Switching from Switch variable frequency state to power frequency nG variable state of inverter by pulse signal of the terminal If frequency inverter is under other state the terminals are to power invalid frequency Switch power frequency state to variable frequency Switching state of inverter by pulse signal of the terminal from power which is from high voltage control DCS if inverter 33 frequency is under other state the terminals are invalid to variable Note Function of 30 33 is valid only for the frequency inverter containing switching cabinet If not they are invalid Emergency A breaking Send a signal by through the terminal 1 to cut off input of high voltage of inverter high voltage R
115. e any product quality guarantee responsibility for the damages caused by external shocks or external environment within the product quality guarantee period Within the quality guarantee period to prevent the equipment spare parts from being damaged please pay attention to the following items there must be no vibration or impact at the storage place and it is a requirement to prevent damage from moisture frost temperature dust and gravels The environmental conditions shall meet the requirements of temperature and humidity The spare parts must be stored in a dry original packing box with no flying insects and kept away from corrosive gas The relative air humidity shall be less than 95 and the storage temperature of the spare parts shall be 5 C 55 C The circuit boards must be stored in anti static packing bags with no leakage of moisture proof agent and must be kept away from corrosive gases that will cause damage to the circuit boards or gases containing alkali saline or other impurities and mustn t be frozen If you find that the humidity has surpassed the maximum allowable extent in the air environmental protection measures such as cooling heating dehumidifying and other methods shall be taken to guarantee the environmental conditions for storing the spare parts The power unit is equipped with electrolytic capacitors on the inside the long term power off of the electrolytic capacitors will lead to the deterioration 41 System t
116. e time 4 Unit overvoltage te jk 2 Current vibration 2 Reduce input 3 Grid voltage is too voltage 185 Warning information and fault solution Fault bit Fault Name Reason Solution i high 3 Ask for service 4 Unit error 5 Unit under voltage 1 Grid voltage is too low 1 Check grid voltage Unit power supply 1 Unit drive board fault 6 1 Ask for service fault 2 Unit power board fault 1 Environment temperature is too high 1 Reduce 2 Unit cooling channel is environment if Unit overheating not clear temperature 3 Cabinet tightness and 2 Ask for service cooling condition are not 3 Clear dusty filter good 1 Unit input terminals BY 1 Check and wiring error 8 Unit input phase pro reconnect the input 8 2 Phase shifting i lacking wire transformer fault 2 Ask for service 3 Unit fuse broken 1 Check and 1 Unit input terminals i De reconnect the input 9 Unit power fall wiring error wire 2 Unit fault 2 Ask for service 1 Unit output short circuit Upper bridge VCE I n 10 2 H bridge direct 1 Ask for service fault connection 3 Unit drive error 1 Unit output short circuit Lower bridge VCE i I 11 ta 2 H bridge direct 1 Ask for service ault connection 3 Unit drive error 186 Warning information and fault solution Fault A bit Fault Name Reason Solution i 1 Big load inertia and 1 Increase the
117. e turned on 11 Measure the on off of K1 K2 and K3 with a multimeter now K1and K2 are off and K3 is on 12 UPS power down reboot the UPS after the system is all power down 13 Reboot the UPS then after switching the power on you will hear a beep of the contactor sound the indicator lights of the bypass cabinet will go out 14 Click Variable frequency in the interface and wait until the 2 indicator lights on the leftmost of the bypass cabinet are both turned on 15 Press the emergency breaking switch on the control cabinet and you will hear one beep of the contactor 16 Measure the on off of KM1 KM2 and KM3 with a multimeter now KM1and KM2 are off and KM3 is on 17 Turn the emergency breaking knob to the normal position 18 Measure the on off of KM1 KM2 and KM3 with a multimeter now KM1and KM2 are on and KM3 is off 2 Manual bypass system Test whether the work of QS1 QS2 and QS3 are normal 1 Ensure that L1 L2 and L3 are disconnected from the high voltage power supply 2 Switch on QS1 on the manual cabinet and measure QS1 are on with a 66 System debugging and running multimeter at the same time QS3 is off Watch the on off of isolator and ensure the state complies with the reality 3 Switch on QS2 on the manual cabinet and measure QS2 are on with a multimeter at the same time QS3 is off Watch the on off of isolator and ensure the state complies with the reality 4 In the touch scr
118. e waiting time which contain switching cabinet action time system fault self testing time and sending enable signal time of high voltage switching on The waiting time is used to protect the unit from assault because of short time between adjacent switching on Function Setting Factory Name Description Code Range Setting Waiting P1 16 time of 0 0 3600 0s 0 0 3600 0 10 0s running in 114 Detailed functional description Function Code Name Description Setting Range Factory Setting order The waiting time of running in order is calculated from finished charging of DC bus to signal sending of running in order to upgrade DCS after vacuum contactor high voltage switching on The time is used to make sure DC bus charging completely and reducing the assault of grid voltage P2 Group Motor Parameters Function Lab Setting Factory Name Description A Code Range Setting 0 Asynchronous motor Depend Inverter P2 00 1 Synchronous motor 0 1 on Model Reserved model Motor Depend P2 01 rated 4 0 7100 0kW 4 0 7100 0 on power model Motor P2 02 rated 10 00 P0 07 10 00 P0 07 50 00Hz frequency Motor Depend P2 03 rated 1 36000rpm 1 36000 on speed model Motor Depend P2 04 rated 0 20000V 0 20000 on voltage model Motor Depend P2 05 rated 0 1 1000 0A 0 1 1000 0 on current model Note 1 The motor parameters is parti
119. ect f 52 points grounding points observation i Inspect by Firm with good i Grounding connection h wrenching and conduction guiding 4 2 Installation of the high voltage parts 1 Standard requirement of high voltage distributions 48 System installation and wiring The high voltage power supply needs to pass through the main circuit breaker and then shall be connected to CHH Series high voltage variable frequency speed control systems it is allowed to close the main circuit breaker only after receiving the high voltage closing permit signal The high voltage power supply of the main circuit breaker shall be directly connected into the input terminal of the bypass cabinets or incoming cabinets of the variable frequency speed control system without the need of passing through the input reactor The variable frequency output of high voltage variable frequency speed control systems is directly connected to high voltage motors via the output terminals of the bypass cabinets or incoming cabinets lt The input and output terminals cannot be connected AN incorrectly otherwise the high voltage variable frequency speed control systems will be damaged 2 Wiring of the bypass cabinets of high voltage variable frequency speed control systems Terminal ID Terminalname Remakes Connect to 3 phase high Input Output Main circuit power supply a i voltage AC power supply 1 input 1 phase sequence pha
120. ed 2 5 Public technical parameters specifications and models 2 5 1 Model description CHH 100 355 06 fre Whey HAS Voltage grade a 10 10KV 1st generation 4 06 6KV 03 3KV Universal products Power grade KW Figure 2 3 Product model definitions of CHH Series frequency inverters 24 Product overview 2 5 2 Descriptions of data plate model INEEN IK e ADESEA gt INWE SHENZHEN INVT ELECTRIC CO LTD pe i mij PaaS RA MODEL CHH100 1250 10 _ SPEC V1 E gt POWER 1250kW 5 INPUT AC 3PH 10kV 50 60Hz aats ERN zb SNS OUTPUT 88A AC 0 10kV 0 120Hz gt O 4p u gt EE MADE IN CHINA a gt 7 Yv E da EE ix a H Figure 2 4 Product Code of the high voltage frequency inverter J 7 CHH100 SERIES INVERTER MODEL CHH100 355 06 RATED POWER 355 kW RATED OUTPUT CURRENT 27 RATED INPUT VOLTAGE 6 kV OUTPUT VOLTAGE RANGE 0 6 RATED INPUT FRQ 50 Hz OUTPUT FRQ RANGE 9 120 RYE BB SAE BR AYE o ShenZhen INVT Electric CO LTD Figure 2 5 Data plate of the high voltage frequency inverter 2 5 3 General parameters of the system items Technical specifications Input frequency 50 60Hz 10 Number of power units on 3 or 4 of 3kV 5 or 6 of 6kV 8 or 9 of 10kV each phase Input power factor gt 97 unde
121. ed wire And the shield layer of the wire must ground near the wire entrance of inverter The ground mode is 360 degree annular connection formed by cable clips It is strictly prohibitive to connect the twisted shielding layer to the ground of inverter which greatly decreases or loses the shielding effect Connect inverter and motor with the shielded wire or the separated cable tray One side of shield layer of shielded wire or metal cover of separated cable tray should connect to ground and the other side should connect to the motor cover Installing an EMC filter can reduce the electromagnetic noise greatly 2 Site wiring Power supply wiring the power should be separated supplied from electrical transformer Normally it is 5 core wires three of which are fire wires one of which is the neutral wire and one of which is the ground wire It is strictly prohibitive to use the same line to be both the neutral wire and the ground wire Device categorization there are different electric devices contained in one control cabinet such as inverter filter PLC and instrument etc which have different ability of emitting and withstanding electromagnetic noise Therefore it needs to categorize these devices into strong noise device and noise sensitive device The same kinds of device should be placed in the same area and the distance between devices of different category should be more than 198 Appendix 1 20cm Wire Arrangement inside the control
122. een interface QS1 and QS2 are switched on and QS3 is switched off The LED for the variable frequency on the shifting cabinet is on 5 Switch off QS1 and QS2 and switch on QS3 on the manual cabinet Measure QS3 is on with a multimeter Watch the on off of isolator and ensure the state complies with the reality 6 In the touch screen interface QS1 and QS2 are switched off and QS3 is switched on The LED for the power frequency on the shifting cabinet is on 3 Automatic bypass system with isolation Test whether the work of K1 K2 K3 QS1 and QS2 are normal 1 Ensure that L1 L2 and L3 are disconnected from the high voltage power supply 2 Switch on QS1 on the manual cabinet and measure QS1 are on with a multimeter Watch the on off of isolator and ensure the state complies with the reality 3 Switch on QS2 on the manual cabinet and measure QS2 are on with a multimeter Watch the on off of isolator and ensure the state complies with the reality 4 In the touch screen interface Function Settings click the settings button within the Running Mode box on the interface of Function Settings Enter the Power Variable Frequency Switch interface 5 Click Variable Frequency in the interface 6 The sound of the contactor can be heart twice and then the power supply indicator lights and variable frequency indicator lights of the bypass cabinet will be turned on 7 Measure the on off of K1 K2 and K3 with a multimeter now K1and K2 are o
123. em Therefore the CHH Series high voltage variable frequency speed control systems configured by using the touch screen will no longer support the other Modbus control functions 90 Operation of the variable frequency speed control system 7 2 2 The meanings of the touch screen operations After the power on of the touch screen the Login interface will first pop up users can choose the corresponding user names and input passwords to log in after logging in and the main interface of the touch screen will appear Users can click the corresponding buttons in the main interface for performing different operations As for some setting operations the clicking will generate the corresponding specialized interface which is referred to as the sub interface Sometimes clicking the corresponding buttons on the sub interface will also pop up the corresponding specialized interface for running therefore the sub interface is hierarchical In order to make the distinction the main interface is called the 1 level interface the specialized sub interface popped up from the main interface is called the 2 level interface and so on For the area of numerical settings a common setting interface will pop up after clicking to permit the user to input figures the interfaces of this category are called Common interface and not grouped under the category of sub interface 1 The main work interface of the touch screen ITAY CHH HV DRIVE SYS
124. enneeenneeenenn 40 3 4 Storage of spare parts sn as erven ened eddie ivy daisies 41 3 5 Product waste treatment nennen nneeeneeennnnnneeneeeennnnn 42 System InsTALLATION AND WIRING Ate kee 43 4 1 Installation of cabinet bodies nnn nennnerennnenennneer eenn 43 2 Content 4 2 Installation of the high voltage parts nennen ennen 48 4 3 Wiring of user terminals nennen eenen 56 System debugging and running PAGA AKA 63 5 1 Items of detection and confirmation before debug running 64 5 2 Tests of powering on for control cabinets and tests after power on 65 5 2 1 Powering on for control cabinet nnn nanne ennen rennen 65 EAK EEE 65 5 2 3 Test whether the power alarm is normal nnee 68 5 2 4 Test insulation resistance and voltage nnn 69 5 2 5 Motor parameter setting 5 3 Power on for main loop and power on debugging 70 5 3 1 High voltage on whole machine nennen nennen 70 5 3 2 Correction of the unit voltage and temperature 70 5 3 3 Disconnecting the motor and no load running eee 71 5 4 Test With motors iiniu KA NGA NANANA NADA DINAANAN 71 5 4 1 No load test with motors nennen neneenenenenneen 71 5 4 2 Motor testing with load nnee eneen veneene neren 72 Operation of the variable frequency speed control system EE DNA AA 73 6 1 Description of bypass Cabinet nennen nennen vennen 74 6 1 1 Auto bypass cabinet nennen
125. er 1 Inspect main control power supply make sure connector plug in 2 Check and make sure Q1 close 3 Check K7 work state 188 Warning information and fault solution Alarm A EE Alarm Name Reason Solution supply switcher Please replace K7 if it can open Q1 not work properly 3 Control cabinet 4 Ask for service main control power supply feed back relay K7 fault 1 Off or not plugged 1 Inspect main control 2 Control cabinet power supply make sure Alternative control connector plug in Alternative power supply 2 Check and make sure A00 04 control power switcher open Q2 Q2 close supply off 3 Control cabinet 3 Check K8 work state alternative control Please replace K8 if it can power supply feed not work properly back relay K8 fault 4 Ask for service 1 The power supply for fan from phase 1 Check phase shifting shifting transformer is auxiliary winding circuit off access is ok or not 2 Control cabinet 2 Check and make sure A00 05 FAN fault fan s power supply Q3 close switcher 23 open 3 Check K10 work state 3 Control cabinet Please replace K10 if it can fan s power supply not work properly feed back relay K10 4 Ask for service fault 1 UPS is not connect 1 Make sure Ups properly connected and right A00 06 UPS fault 2 UPS fault operation 3 UPS state feed back relay K9 fault 2 Check K9 work state 3 Ask for service 2
126. eral knowledge of EMC EMC is the abbreviation of electromagnetic compatibility which means the device or system has the ability to work normally in the electromagnetic environment and will not generate any electromagnetic interference to other equipments EMC includes two subjects electromagnetic interference and electromagnetic anti jamming According to the transmission mode Electromagnetic interference can be divided into two categories conducted interference and radiated interference Conducted interference is the interference transmitted by conductor Therefore any conductors such as wire transmission line inductor capacitor and so on are the transmission channels of the interference Radiated interference is the interference transmitted in electromagnetic wave and the energy is inverse proportional to the square of distance Three necessary conditions or essentials of electromagnetic interference are interference source transmission channel and sensitive receiver For customers the solution of EMC problem is mainly in transmission channel because of the device attribute of disturbance source and receiver can not be changed Different electric and electronic devices because of its various EMC standards and degrees have different EMC capacities Like other electric or electronic devices inverter is not only an electromagnetic interference source but also an electromagnetic receiver The operating principle of inverter determines th
127. erate to stop P1 05 Stop Mode 0 1 0 1 Coast to stop 0 Decelerate to stop When the stop command takes effect the inverter decreases the output frequency according to the selected deceleration time till stop 1 Coast to stop When the stop command takes effect the inverter blocks the output immediately The motor coasts to stop by its mechanical inertia Function Maa Setting Factory Name Description 3 Code Range Setting Starting frequency 0 00 P0 07 Maximum 0 00 P1 06 0 00Hz of stop frequency P0 07 braking Waiting time P1 07 before 0 0 50 0s 0 0 50 0 0 0s stop braking DC P1 08 braking 0 0 120 0 0 0 120 0 0 0 current DC P1 09 braking 0 0 50 0s 0 0 50 0 0 0s time Starting frequency of stop braking During deceleration start the DC braking when running frequency reaches the starting frequency If the value of stop braking starting frequency is 0 DC braking is invalid the variable frequency speed control system will stop according to the set deceleration time Waiting time before DC braking Inverter blocks the output before starting the DC braking After this waiting time the DC braking will start It is used to 111 Detailed functional description prevent over current fault caused by DC braking at high speed DC braking current The value is the DC braking current Imposed The bigger the DC braking current the greater the braking torques DC
128. f FDT level FDT level FDT lag as shown in following figure Output frequency FDT level FDT reached signal Figure 8 6 FDT Level diagram 119 Time t Time t _FDTlag Detailed functional description Note FDT lag is relative to the percentage of FDT level Function oet Setting Factory Name Description 3 Code Range Setting Frequency arrival P3 17 i 0 0 100 0 0 0 100 0 0 0 detecting range When output frequency is within the detecting range of reference frequency an ON OFF signal will be output Reference frequency Frequency arrive signal Output frequency FAR Figure 8 7 Frequency arriving detection diagram Time t Time t Detecting range P8 27 Note Frequency arrival detecting range is relative to the percentage of P0 07 Function RYE Setting Factory Name Description Code Range Setting Over O Invalid P3 18 modulation 1 Valid 071 0 selection This parameter can increase the utilization of DC bus to raise output voltage when system works with full load and low grid voltage 8596 rated voltage below for long time 120 Detailed functional description Function TEN Setting Factory Name Description f Code Range Setting Operation mode of 0 Automatic stoppin P3 19 P i 0 1 0 cooling 1 Operating all the time fans 0 Automatic stopping Cooling fans work durin
129. f the current function evel menu code 7 Display and modify the identifier number of the current function 2 Level menu code Sub function codes 3 Level menu Display and modify the value of the current function code In the Fault interface Parameter inquiry interface press PRG ESC button to enter the 1 level menu of the Operation interface The group number of the function codes required to be selected can be modified by using the DO buttons in this level of menu Pressing PRG ESC button in the 1 level menu will return to the Basic interface In the 1 level menu press DATA ENT button to enter the 2nd level menu of the Operation interface In the menu of this level we can switch the modified bit number by pressing the 6S SHIFT button and modify the sub function number below the specified bit number by pressing the button Press PRG ESC button in the 2 level menu to return to the menu of the 1 level In the 2nd level menu press DATA ENT button to enter the 3 level menu of the Operation interface In the menu of this level we can modify the current function code the value determined by the group number of the function codes in the menu of the 17 level and the sub function code numbers in the menu of the 2 level If it is permitted now users can modify the value of the function code During the modification we can select the bit number to
130. ff the motor running mode settings is for entering the menu of the 3rd level configured by the running mode Frequency mode is mainly for controlling the specification method of the running frequency This group box displays in the sequence of Specification method of frequency source A Specification method of frequency source B and the actual frequency source is composed of which frequency source or several frequency sources Clicking the white edit box on the right of the function code will pop up the corresponding selection dialog box for selecting and setting Password modifying is mainly for modifying the password of the Person in charge property Unit Bypass is mainly for setting the mode of unit bypass after the unit fault occurs i e manual bypass or automatic bypass Command Channel is mainly for setting the mode through which the start stop 96 Operation of the variable frequency speed control system of the variable frequency speed control system is controlled 3 The description of the 2 level interface popped up by clicking Parameter Settings button i PARAMETER SETTING 2010 10 20 9 20 54 CEN an Bass ed STATUS RETURN Figure 7 5 Schematic drawing of the Parameter Settings 2 level interface The upmost groups are the ones that need to be configured After pressing the corresponding buttons the settings interface of the corresponding function code group will pop up
131. for support interrupted for Long 3 Check time Paga communication devices and signals 1 Wires or connectors a 1 Check the wiring of control board are Current detection 2 Ask for support E00 14 loose fault 3 Ask for support 2 Power supply is 4 Ask for support damaged 183 Warning information and fault solution Fault a Fault Type Reason Solution Code 3 Hall sensor is damaged 4 Amplifying circuit is abnormal Motor autotuning E00 15 Reserved Reserved fault 1 Press 1 Read Write fault of STOP RESE to E00 16 EEPROM fault control parameters reset 2 EEPROM damaged Ask for support 2 Ask for support 1 PID feedback is 1 Inspect PID F o47 PID feedback disconnected feedback signal wire f fault 2 PID feedback source 2 Inspect PID disappears feedback source a 1 Clock chip damaged E00 18 Clock chip fault Ask for support 2 Low battery 1 Check external cable and motor 1 Output cable or motor grounding or not Output grounding J E00 19 eae have single phase 2 Use M OHM meter au grounding checking the insulation of motor and motor cable 1 Cabinet door is not 1 Check the cabinet closed completely door state Cabinet door 2 Cabinet door switcher E00 20 2 Check the switcher switcher fault error and touch point of 3 Control cable shield i cabinet door is not grounding E00 21 Grid overvoltage Grid voltage is
132. for the flexibility of the control of running frequencies CHH Series 15 Product overview frequency inverters support 2 frequency sources either of which or the combination of the sum difference and maximum values of which can be selected to be used as the actual running frequency Users can not only use the frequencies to control frequencies but are also allowed to flexibly perform fine tunings of increasing or decreasing to the running frequency by pressing the up down buttons or manipulating the digital terminals For the settings related to running frequency please refer to the descriptions of the function codes in PO Group 2 Acceleration Deceleration time CHH Series high voltage variable frequency speed control systems support 4 groups of acceleration deceleration time Users can choose the current acceleration deceleration time by various combinations of the multi functional terminals 3 Running control methods There are three different ways of starting up meeting the application requirements on different occasions 1 Direct start up 2 DC braking first and then start as for the fan type loads the inversion phenomenon exists first ensure the rotating speed of the motor to be zero by the DC braking then start the motor in order to avoid the rush current being generated while starting up 3 Rotation speed tracking start up the variable frequency speed control system will firstly examine the current rotating s
133. g state pressing RUN and STOP RST simultaneously will cause the inverter to coast to stop 1 Terminal LED flickering The operation including forward running reverse running forward jogging reverse jogging etc can be controlled by multifunctional input terminals 2 Communication LED lights on The running operation of inverter can be controlled through communication Modbus If you set 2 then can operate by touch screen 102 Detailed functional description Note CHH series high voltage inverter communicate channel is used by touch screen Function DR Setting Factory Name Description Code Range Setting 0 Valid save UP DOWN value when power off Keyboard 7 1 Valid do not save and UP DOWN value when P0 02 Terminal 0 3 0 power off UP DOWN a 2 Invalid setting 3 Valid during running clear when power off Modify the setting frequency of the system through r and O and terminal UP DOWN The setting method not only can combine all frequency setting channels exclude multi step speed but also can realize the inch adjusting for the setting frequency 0 Valid save UP DOWN value when power off User can adjust the reference frequency by UP DOWN The value of UP DOWN can be saved when power off 1 Valid do not save UP DOWN value when power off User can adjust the reference frequency by UP DOWN but the value of UP DOWN will not be saved when power off 2
134. g system operation time the fans stop after the system stopped for 30s 1 The fan works all the time when the system is powering on Function pan Setting Factory Name Description 9 Code Range Setting Alarm 0 1 3600 0s 0 0 Alarm P3 20 reset a de i 0 0 3600 0s 0 0s function invalid intervals Note 1 Alarm reset intervals is used for resetting alarm when the system comes out unusual state which is not serious enough to cause damage but it may lead to error 2 The user can use P3 20 to select whether it needs alarm report or not and reset intervals P4 Group V F Control Parameter The parameters of the group is only valid for V F control P0 00 0 Function mp3 Setting Factory Name Description o Code Range Setting 0 Linear curve 1 User defined curve 2 Torque stepdown curve V F curve 1 3 order P4 00 0 4 0 selection 3 Torque stepdown curve 1 7 order 4 Torque stepdown curve 2 0 order 121 Detailed functional description 0 Linear curve It is applicable for normal constant torque load 1 User defined curve It can be defined through setting P4 05 P4 10 2 4 Torque stepdown curve It is applicable for variable torque load such as blower pump and so on Please refer to following figure Note The V corresponds to the motor rated voltage f corresponds to the motor rated frequency in the figure below Output voltage
135. g the login button of the person in charge the system will enter the main interface and prompt that the DC bus lacks voltage 4 Observe deviation of the temperature displayed on the phase shifting transformer cabinet and the actual ambient temperature and if it is less than 1 C it will indicate that the deviation is normal 5 2 2 Testing 1 Automatic bypass system Test whether the work of K1 K2 and K3 are normal 1 Ensure that L1 L2 and L3 are disconnected from the high voltage power supply 2 In the touch screen interface Function Settings click the settings button within the Running Mode box on the interface of Function Settings Enter the 65 System debugging and running Power Variable Frequency Switch interface 3 Click Variable Frequency in the interface 4 The sound of the contactor can be heart twice and then the power supply indicator lights and variable frequency indicator lights of the bypass cabinet will be turned on 5 Measure the on off of K1 K2 and K3 with a multimeter now K1and K2 are on and K3 is off 6 Click Cut off high voltage in the interface 7 One beep of the contactor can be heart the indicator light of bypass cabinet will go out 8 Measure the on off of K1 K2 K3 with a multimeter now K1 K2 and K3 are all off 9 Click Power frequency in the interface 10 One beep of the contactor can be heart the indicator lights on the leftmost of the bypass cabinet ar
136. hort time 5 Supporting smooth rebooting after power recovery While running after the instantaneous power interruption of the grid and the recovery of the running conditions of the re power up system if corresponding function codes are configured then the system can be rebooted automatically after power up If the start up mode is set to Rotation speed tracking Start up then the high voltage variable frequency speed control systems can automatically detect the rotation speed of the motors in 2 0 seconds implementing no impact reboot and recovering the operation to the configured state avoiding the impact caused by the interference of electricity and ensuring the continuous operation reliability for the running of motor thereby avoiding the loss caused by unnecessary shut downs 6 High reliability and convenient maintenance The IGBT power module of CHH Series high voltage variable frequency speed control systems has the relatively large design margin of voltage and current the triggering and overcurrent protection of the IGBT module uses the specialized driver module circuit providing very high reliability CHH Series high voltage variable frequency speed control systems use optical fiber for the transmission of control signals the electrical cabinets and PCBs of all functions are provided with reliable electromagnetic shielding features CHH Series high voltage variable frequency speed control systems adopt the modular design of Power electro
137. i step PA 04 100 0 100 0 100 0 100 0 0 0 speed 4 Multi step PA 05 100 0 100 0 100 0 100 0 0 0 speed 5 Multi step PA 06 100 0 100 0 100 0 100 0 0 0 speed 6 Multi step PA 07 100 0 100 0 100 0 100 0 0 0 speed 7 Multi step PA 08 100 0 100 0 100 0 100 0 0 0 speed 8 Multi step PA 09 100 0 100 0 100 0 100 0 0 0 speed 9 Multi step PA 10 100 0 100 0 100 0 100 0 0 0 speed 10 Multi step PA 11 100 0 100 0 100 0 100 0 0 0 speed 11 Multi step PA 12 100 0 100 0 100 0 100 0 0 0 speed 12 Multi step PA 13 100 0 100 0 100 0 100 0 0 0 speed 13 Multi step PA 14 100 0 100 0 100 0 100 0 0 0 speed 14 Multi step PA 15 100 0 100 0 100 0 100 0 0 0 speed 15 158 Detailed functional description Note 1 100 of multi step speed is corresponding to the maximum frequency P0 07 2 When you select a multi segment speed require to set PA 00 PA 15 to determine the frequency and the direction of their operation Multi stage speed determines the sign of the direction of multi stage speed Negative number means the reverse run Multi stage speed range can be set straight within fmax fmax 3 CHH series inverter can be set to 16 speed by a designated number of input terminals combined coding options corresponding to multi stage speed 0 to multi stage speed 15 Output frequency ming y si COHOT fad 82 AN Hi di Figure 8 25 Multi
138. iable frequency speed control system 5 Description of common interfaces RUN STOP CTRL P1 00 START MODE 0 2 06 STOP BRAK FREQ 0 00 P0 07 12 RESTART ACT 0 1 0 Start directly Bs O Disabled 04 START FREQ 0 00 10 00 13 RESTART DELAY TIME 0 0 3600 0 0 00 Jip 0 0 S f 0 Disabled 02 HOLD TIME 0 0 50 0 4 STOP SWITCH ACT 0 1 0 0 2 Speed trace start 03 START BRAK CURR 0 0 120 0 15 QF CLOSE DEI Y 0 0 3600 0 0 0 EN CE A 0 0 S 04 START BRAK TIME 0 0 50 0 10 FWDIREV DEAD TIME 0 0 3600 0 16 READY SEND DELAY 0 0 3600 0 0 0 S S s 05 STOP MODE 0 1 11 ACT FREO lt P0 09 0 2 0 DEC Stop 0 Run at P0 09 STATUS RETURN Figure 7 12 Schematic drawing of the common interface of Parameter Settings As for the input of enumeration type the enumeration interface as shown in 100 Operation of the variable frequency speed control system the figure above will pop out after clicking users can complete the settings by clicking the corresponding items RUN STOP CTRL P1 00 START MODE 0 2 06 STOP BRAK FREQ 0 00 P0 07 42 RESTART ACT 0 1 0 Start directly 0 00 Hz O Disabled 04 START FREQ 0 00 10 00 07 STOP BRAK DELAY 0 0 50 0 13 RESTART DELAY TIME 0 0 3600 0 Hz 0 0 0 0 02 HOLD TIME 0 0 50 0 0 0 S 03 START BRAK CURR 0 0 120 0 04 START BRAK TIME 0 0 50 0 0 0 s
139. ill not produce any harmonic interference to the other electrical equipment on the same grid 2 Low output harmonic CHH Series high voltage variable frequency speed control systems adopt the trans phase multiple PWM pulse width modulation technology on the output side with very little output harmonic and can adapt to various kinds of motors without the necessity of output filter equipment Since the output voltage has low distortion and good sine degree of waveforms the motor has low running noise small torque pulsation and low productivity of heat 3 High power factor CHH Series high voltage variable frequency speed control systems adopt the trans phase multiple PWM pulse width modulation technology and can 12 Product overview maintain high power factors in the full speed range with the full load power factor of over 0 95 thereby reducing the issues of low utilization rate of the users power transformer equipment and the power factor compensation on the user end caused by the low power factors 4 Strong voltage adaptability The input voltage has strong adaptability allowing the fluctuating of grid side voltage between 10 15 AVR function is provided to automatically adjust the output voltage according to the fluctuation of the grid voltage CHH Series high voltage variable frequency speed control systems can continue run when the grid voltage fluctuate less than 85 6596 rating or greater than 110 12096 rating in a s
140. ing power speed speed current voltage voltage setting frequency The corresponding state information of P7 07 s each bit is described in the following table 10 low bits of P7 07are available and high 6 bit are reserved BIT15 BIT14 BIT13 BIT12 BIT11 BIT10 BIT9 BIT8 Inverter Inverter output input ReservediReserved Reserved Reserved ReservediReserved terminals terminals state state BIT7 BITO BIT5 BIT4 BITS BIT2 BIT1 BITO Current Current __jpercentagepercentage Input Current Running Input HDI Time of inverter of motor power steps of time current frequency rated rated factor Multi step current current Note The input output terminal state of bit 11 and bit 12 in P7 06 bit 8 and bit 9 in P7 07 are displayed by decimal numbers which convert to hex numbers with each bit represent the terminal ON OFF state For example input terminal displaye10 which means S2 and S4 are switched on the others are switched off for details please refer to P8 08 and P8 09 Function Pa Setting Factory Name Description 4 Code Range Setting Stop state P7 08 display 0 OxFFFF O OxFFFF OxOFFF selection P7 08 determines the displa
141. ing parameters CHH Series high voltage variable frequency speed control systems provide abundant parameter monitoring functions In the running state it is allowed to monitor the running frequency given frequency grid voltage output voltage output current running speed output power output torque PID specifying PID feedback terminal state analog input value and time In the stopping state it is allowed to monitor the given frequency grid voltage terminal state analog input value and the current stage of the multi stage speed Users can select the monitoring object to be displayed using the function codes and can also examine the relevant parameters with the touch screen The monitoring objects are viewed by the keyboard via the relevant function codes in Group P7 10 PID control PID control function can realize the closed loop application similar to the constant water supply it provides flexible settings of PID parameters to meet the requirements of the users on different occasions For the details please refer to the detailed specifications of the function codes in Group P9 11 Multi stage speed control For the systems requiring frequent speed changes CHH Series variable frequency speed control system can provide the running modes of multi stage speed Users can flexibly choose the speed stage currently used via the terminals For the detailed settings of multi stage speed please refer to the specifications of
142. interface popped up by pressing Running state button Run Status Display Raga 0 00 GA OUT TORG Hala 0 00 irs PID Set INKE oM PID Feedback TGN oo PA INPUT STATUS aao E OUTPUT STATUS ag oo PM Alt SPEED lo Ku Al2 ie oo Pi A13 Figure 7 8 Schematic drawing of the run state 2nd level interface When the user presses the Running state button this interface will pop out The main interface is for displaying the parameters information of running 98 Operation of the variable frequency speed control system 4 Description of 3 level interface 1 The 2 level interface that can generate the 3rd level interface The 2 level interface popped up by pressing Parameter Settings button can generate the 3 level interface 2 Description of the Parameter Settings 3 level interface RUN STOP CTRL P1 00 START MODE 0 2 06 STOP BRAK FREQ 0 00 P0 07 12 RESTART ACT 0 1 0 Start directly 0 00 Hz O Disabled O1 START FREQ 00 10 00 07 STOP BRAK DELAY 0 0 50 0 13 RESTART DELAY TIME 0 0 3600 0 nee 0 0 g 0 0 s 02 HOLD TIME 0 0 50 0 STOP BRAK CURR 0 0 120 0 4 STOP SWITCH ACT 0 1 0 0 s 0 0 O Disabled 03 START BRAK CURR 0 0 120 0 09 STOP BRAK TIME 0 0 50 0 15 QF CLOSE DELAY 0 0 3600 0 0 0 0 0 g 0 0 a 04 START BRAK TIME 0 0 50 0 10 FWDIREV DEAD TIME 0 0 3600 0 16 READY SEND DELAY 0 0 3600 0 S 0 0 S 0 0 05 STOP MODE 0 1 1 ACT FREO lt P0 09
143. ion S15 P5 14 Terminal function S16 P5 15 Terminal function 9 External fault normal close input 10 Up command 11 DOWN command 12 Clear UP DOWN 13 Clear UP DOWN Temporary 14 ACC DEC selection1 15 ACC DEC selection 2 16 Multi step reference1 17 Multi step speed reference 2 18 Multi step speed reference 3 19 Multi step speed reference 4 20 Multi step speed pause 21 Switch between A and B 22 Switch between A and A B 23 Switch between B and A B 24 Pause PID 25 Pause operation 26 ACC DEC ramp hold 27 29 Reserved 30 Available frequency 218 Appendix 3 Function Setting Factory Description Code range Setting running Pulse 31 Power frequency running Pulse 32Switching from variable frequency to power frequency Pulse 33 Switching from power frequency to variable frequency Pulse 34 Emergency breaking input of high voltage Pulse 35 Running command switch to keypad 36 Running command switch to terminals 37 Running command switch to communication 38 Input signals of high voltage switch on 39 Reserved selection of 0000 FFF 0x0000 0xFFFF 0000 input F terminal Filter time of P5 17 1 10 1 10 5 ON OFF 0 2 wire control mode 1 terminals 1 2 wire control mode 2 control mode 2 3 wire control mode 1 ae 3 3 wire control mode 2 219 Appendix 3 Function Naya Setting Factory 3 Description i Modify Code range Setting UP setting 0 01 50
144. is needed at the corner of the relieving in order to prevent the cabinet from damage KE 2 YUG YY gf Figure 3 3 Moving with forklifts Rolling bars this is the simplest method Put rows of parallel rolling bars on the floor to move the cabinet The length of the rolling bar should exceed the thickness of the cabinet The diameter is more than 50mm and the space between the rolling bars is more than 500mm 38 System transportation storage and waste disposal w pa Ke Figure 3 5 Hoisting for high voltage inverters 3 2 Arrival acceptance check After receiving the high voltage variable frequency speed control equipment that you ordered if there is anything wrong with the products you ordered or they don t comply with the specifications that you ordered please contact the agent from whom you order the equipment or contact the nearest office of our company Mm Check the data tags of the high voltage variable frequency speed control systems and confirm the models and specifications of the equipment you ordered Check whether any damage has occurred during the handling and transporta
145. istance does not meet the requirements it will be dangerous About disposal A Warning The discarded parts and components shall be disposed of as industrial waste 1 2 Relevant design standards of the high voltage variable frequency speed control systems The design and manufacturing of CHH Series high voltage variable frequency speed control systems are referred to the latest version of national standards GB or GB T the standards of International Electrotechnical Commission IEC and International System of Units SI As the lowest design technical indices the technical parameters of the relevant parts can meet the 9 Precautions requirements of the national standards GB or GB T and the standards of International Electrotechnical Commission IEC Part of the technical standards referenced by the design IEC 76 IEC 529 IEC 1131 111 PLC IEC 68 IEC68 2 6 IEC68 2 27 IEC 1175 IEC 801 IEC 870 lEC1000 4 2 lEC1000 4 3 lEC1000 4 4 IEC1800 3 EN50082 2 IEEE519 89 336EC NFPA 70 NFPA 77 OCMA NWGIREV2 ISO IEC 11801 NEMA GB 12326 GB T 14549 GB 1094 1 1094 5 GB 6450 Power Transformers European ECC water protection specifications Correlative norms Correlative tests Anti vibration standards Anti impact standards Design of signals and connections Electro magnetic radiation and anti surge interference Communication protocol ESD immunity test RF radiation
146. ix is decimal DEC if the parameter is expressed by hex then the parameter is separated form each other when editing The setting range of certain bits are 0 F hex 3 Factory setting means the function parameter will restore to the default value during default parameters restoring But the detected parameter or recorded value won t be restored 4 For a better parameter protection the inverter provides password protection to the parameters After setting the password set P7 00 to any non zero number the system will come into the state of password verification firstly after the user press PRG ESC to come into the function code editing state And then 0 0 0 0 0 will be displayed Unless the user input right password they cannot enter into the system For the factory setting parameter zone it needs correct factory password remind that the users can not modify the factory parameters by themselves otherwise if the parameter setting is incorrect damage to the inverter may occur If the password protection is unlocked the user can modify the password freely and the inverter will work as the last setting one When P7 00 is set to O the password can be canceled If P7 00 is not 0 during powering on then the parameter is protected by the password When modify the parameters by serial communication the function of the password follows the above rules too Function aes Setting Factory Description C
147. ll incoming terminals and output terminals with the current flow of larger than 10A shall be considered large current terminals The key points are Terminals shall be made of the materials with excellent conductive properties such as oxygen free copper terminals silver plating or tin plating fasteners and other connecting materials All terminals shall be carefully cleaned with ethanol before connecting Connections of all connectors shall be very reliable the fasteners shall be tightened with wrenches the important connectors shall be wrenched tight reliably with torque wrenches to ensure the contact resistance is less than 2 milliohms The fasteners of all large current connecting positions shall include spring rings which shall be pressed flat 55 System installation and wiring after fastening The large current connecting wires shall use appropriate current density to avoid the heating and the consequent impact on equipment use 4 3 Wiring of user terminals 1 General introduction of user terminals CHH Series high voltage variable frequency speed control systems provide the terminals of 16 channels of digital inputs 8 channels of relay outputs 3 channels of analog inputs 4 channels of analog outputs 1 channel of high pulse input and 1 channel of high pulse output All user terminals are programmable and can be specified using the function codes CHH Series high voltage variable frequency
148. ll operations of controls parameter settings state query and fault reset shall be performed through the keyboard The position of the keyboard in the variable frequency speed control system and the meanings of the buttons are as follows C N O O O O SZ NA NG 7 Functional indicator lamps RUN TUNE FWD REV LOCAL REMOT TRIP G m RPM 5 0 0 2 O e NG Unit indicator lamps Digital display Program or Exit button ma 8 Data check button Quick Jog button Shift button Stop button Run button Fault reset button Number modification buttons Figure 7 2 Schematic drawing of the operation panel 7 1 2 General introduction of the functions of the buttons on the keyboard 1 Preliminary introduction of buttons Button p ie Name Function descriptions symbols Enter and exit the running interface or return from Program or 5 f a menu at a certain level to the menu of the upper Exit button level Within the running interface enter the menu at the Data check next level if the menu is on the 3rd level at this button time then the pressing of this button will confirm the numerical value shown in the menu of this level A UP Increment Increment of data or function codes 83 Operation of the variable frequency speed control system button DOWN Decrement button Decrement of data or function codes Shift button Switching between the Fault inte
149. ltage E00 05 06 Constant speed over voltage E00 06 07 Grid undervotlage fault E00 07 08 Motor overload E00 08 09 Inverter overload E00 09 10 output phase lacking E00 10 11 Transformer overheating E00 11 12 External fault E00 12 13 485 communication fault E00 13 14 Current detecting fault E00 14 15 Motor autotuning fault E00 15 16 EEPROM Operation Fault E00 16 Appendix 3 Function Code Last time P8 01 fault type current fault P8 02 type Running frequency of current fault Output current of current fault DC bus voltage of current fault DC bus voltage of current fault unit Temperature of current fault unit Input terminal state of current fault Output terminal state of current state Time of P8 10 00 00 current fault P9 group PID Control 232 Appendix 3 Function La Setting Factory Description f Modify Code range Setting Keypad P9 01 Alf Al2 Al3 PID preset Al1 Al2 source 0 9 O Al2 Al3 selection 6 Al1 Al3 7 HDI 8 Multi step 9 Communication Preset PID P9 01 0 0 100 0 0 0 100 0 0 0 O given Al1 Al2 PID Al3 feedback Al1 Al2 source Al2 Al3 Dn p selection Al1 AI3 HDI Communication PID output Ki 0 Positive P9 03 characteristi 0 1 O 1 Negative cs Proportional 0 00 100 0 0 00 100 00 1 00 O gain Kp 00 P9 04 Integral time 0 01 10 0 P9 05 0 01 10 00s 0 10s O
150. lue 3 System operate in relative value O 100 in the default condition The values of PID and feedback are based on 100 corresponds to 10V 4 Preset source and feedback source must not be same otherwise PID will be malfunction Function WAR Setting Factory Name Description Code Range Setting Keypad P9 01 0 0 100 0 0 0 100 0 0 0 PID preset P9 00 0 that is the target sources is the keyboard Need to set this parameter The value of this parameter is the system feedback value Function NA Setting Factory Name Description Code Range Setting 0 Al PID 1 Al2 feedback P9 02 2 Al3 0 7 0 source 3 Al1 Al2 selection 4 Al2 Al3 152 Detailed functional description Function Rae Setting Factory Name Description f Code Range Setting 5 Al1 AI3 6 HDI 7 Communication Please select the PID feedback channel through this parameter Note Preset channel and feedback channel shouldn t be the same otherwise PID can not be effectively controlled Function mid Setting Factory Name Description Code Range Setting PID output R 0 Positive P9 03 character i 0 1 0 i 1 Negative selection 0 Positive When the feedback value is greater than the preset value output frequency will be decreased to get the actual value reach the preset value 1 Negative When the feedback value is greater than the preset value out
151. me Content Remarks 1 This interface does not exist in normal state only when the high voltage power is Displays the off or it is in the state of Warning Fault will Failte Warning Fault code if it this interface appear Now this interface is au i is in Warning or Fault used as the basic interface interface i i state displays P oFF if 2 The interface disappears P oFF after the it is in Power off state reset of Warning Fault state if it is in power off state then the interface disappears after the high voltage power up Stai Displaying current bus 1 While high voltage power up and there is ate Q voltage specified no warning fault this interface is regarded uer i y frequency and other as the basic interface For the details interface information please refer to the 2 State Query 1 Enter into this interface only when the Users operate the user needs to query or modify the Operation 4 i aE i function codes in this information of the function codes interface interface 2 For the details please refer to the 3 Functional parameter settings The introduction of the conversion among the 3 categories of interfaces 1 In Warning Fault state 1 All 3 interfaces exist Fault interface is the basic interface 2 In the Fault interface press interface gt gt SHIFT button enter the State Query 3 If the system is now in the last query state of the State Query interface p
152. municatio 2000H Communication Setting Range W R 202 Appendix 2 Parameter R W Daser pon Address Meaning of value Posture n setting Fmax Fmax If it is set as PID preset value 2001H or feedback value the value is the percentage of the PID 0001H variable frequency 0002H power frequency 0003H switch to power frequency from variable 2002H frequency 0004H switch to variable frequency from power frequency 0005H Cut off high voltage 3000H Output frequency R 3001H Reference frequency R 3002H DC Bus voltage R 3003H Output voltage R 3004H Output current R 3005H Rotation speed R 3006H Output power R 3007H Output torque R State 3008H PID preset value R parameters 3009H PID feedback value R 300AH Input terminal state R 300BH Output terminal state R 300CH Input of Alf R 300DH Input of Al2 R 300EH Input of Al3 R 300FH HDI frequency R 3010H Reserved R 3011H Reserved R 203 Appendix 2 Parameter Description Address Meaning of value R W Feature 3012H Step No of multi step R 3013H Reserved 3014H Reserved I 3015H Reserved I 3016H Device code I 3017H Power state Bit0 K1 state Bit1 K2 state Bit2 K3 state Bit3 QF state Bit4 variable frequency state Bit5 power frequency state Bit6 Running state ready state Bit7 bypass unit
153. n and K3 is off 8 Click Cut off high voltage in the interface 9 One beep of the contactor can be heart the indicator light of bypass cabinet will go out 67 System debugging and running 10 Measure the on off of K1 K2 K3 with a multimeter now K1 K2 and K3 are all off 11 Click Power frequency in the interface 12 One beep of the contactor can be heart the indicator lights on the leftmost of the bypass cabinet are turned on 13 Measure the on off of K1 K2 and K3 with a multimeter now K1and K2 are off and K3 is on 14 UPS power down reboot the UPS after the system is all power down 15 Reboot the UPS then after switching the power on you will hear a beep of the contactor sound the indicator lights of the bypass cabinet will go out 16 Click Variable frequency in the interface and wait until the 2 indicator lights on the leftmost of the bypass cabinet are both turned on 17 Press the emergency breaking switch on the control cabinet and you will hear one beep of the contactor 18 Measure the on off of KM1 KM2 and KM3 with a multimeter now KM1and KM2 are off and KM3 is on 19 Turn the emergency breaking knob to the normal position 20 Measure the on off of KM1 KM2 and KM3 with a multimeter now KM1and KM2 are on and KM3 is off 5 2 3 Test whether the power alarm is normal 1 Main control cabinet is power on turn the switch of the input power supply 1 Q1 open the system will t
154. n then the frequency inverter will reach the current rotating speed within 2 seconds and steadily accelerate the motor to 50Hz Previously shall be P1 0 to speed track to start 6 No jump fault is allowed during the deceleration process Note ensure the voltage degree of the inverter is the same as that of the motor otherwise the inverter will be damaged 5 4 2 Motor testing with load 1 Run the motor to 50Hz with actual load 2 Enter Group Pd detect Pd 03 Pd 29 the difference between the detected temperature and the actual ambient temperature must not be more than 30 C 3 In the procedure of deceleration and acceleration the frequency inverter can not jump failure otherwise please contact with the factory technician to adjust relevant parameters T2 Operation of the variable frequency speed control system Operation of the variable frequency speed control system 6 lt Running without complying with the guidance of Chapter 1 Safety Notes is very dangerous lt Only the staff that have received training and obtained the permission of the user s organization can perform the operation to the variable frequency speed control system A The description in this chapter only takes the bypass cabinet of our company as an example the different application requirements will cause the changes of the wiring principles of the bypass cabinet please refer to the description in this chapter and make up the operation
155. ng 57 System installation and wiring Classificati Terminal Terminal Technical specifications markings functions Forming a loop connection with GND Itis recommended to use the 10V provided by the Analog input frequency inverter as the terminals input voltage Al1 and Al2 Support the For voltage input voltage inputs of voltage range 0 10V for current and current input current range 0 20mA 20mA current responds to 5V Analog 4 Input impedance 20kQ Hapi voltage 2500 current _ Forming a loop connection with GND Analog input Itis recommended to use terminals Only the 10V provided by the support voltage frequency inverter as the input the input input voltage range permits Voltage input range is negative voltage 10V 10V Impedance of voltage input is 20kQ Outputting the voltage corresponding to the GND terminals Analog output l Output voltage range terminals Only AO1 and AO2 0 10V support voltage Maximum output loop output current range 0 2mA minimum input impedance of external circuit 5kQ System installation and wiring Classificati Terminal Terminal Technical specifications markings functions LE E Relay RO1 RO8 output Analog output terminals Support the outputs of voltage and current Relay output terminals High speed pulse output terminal 2 Wiring diagram of user terminals 59 Outputting the voltage and current corresp
156. ng according to the settings The system level faults of CHH Series variable frequency speed control systems are classified as light faults and severe faults For the light faults free shut down shall be performed and for the severe faults the high voltage shall be directly cut off Step 3 Shut down the variable frequency speed control system Step 4 Power off Step 5 30 minutes after cutting off the power the faults that occurred shall be treated according to the fault treatment methods in Chapter 9 80 Operation of the variable frequency speed control system gt If Emergency breaking button is pressed it is required to first turn the emergency breaking knob to the Reset position after the fault is excluded so as to perform the Power Variable frequency switching normally 7 Maintenance of the variable frequency speed control system Step 1 Execute power off operation of the variable frequency speed control system Step 2 If bypass cabinets are chosen and the load still needs to run switch firstly the frequency inverter to the power frequency running state via the bypass cabinet lt Due tothe live running of the bypass cabinet the incoming A N wires still carry high voltage so the bypass cabinet must not be opened during the maintaining process Step 3 Open the transformer cabinet body connect the grounding wires on the input side of the transformer and take good measures of safety grounding
157. ng cables Ensure there is no conductor outside because of the abrasion and transportation 10 Check whether all the terminals and fixing elements and other parts are marked or not If there is any discrepancy contact with the factory and correct it 11 Ensure all covers are connected correctly and tightly 12 Ensure all fans are installed properly and they can work normally 13 Ensure all control and main power supplies are connected normally and comply with the local electric regulations 64 System debugging and running 14 Check all the wirings are tight and correct 15 Comply with the standard safety precautions and load laws and regulations during external wiring Keep certain distance between the low voltage wires and other wires 16 Apply shield cables as the external control cables for the assurance of EMC 17 If there is anything wrong contact the supplier 5 2 Tests of powering on for control cabinets and tests after power on 5 2 1 Powering on for control cabinet 1 Ensure that L1 L2 and L3 are disconnected to high voltage inputs 2 Start the UPS when the keyboard on the running panel of the frequency inverter displays CHH and is flashing the 7 LED lights shall all be turned on After 2 seconds all LED lights shall go out except the ones that correspond to Hz 3 The interface of the touch screen shall display the initialization interface and finally pop up the Login button After pressin
158. ng or disconnecting the main circuit lt Control cabinet and other cabinet use optical fiber isolation technology and there is no high voltage but it can be operated by authorized personnel lt Don t disconnect the fan s power supply during operation otherwise this will lead to overheating damage to system equipment lt Confirm that the good ventilation system is installed indoors maintain the ambient temperature at 5 45 C The operation of the input cabinets phase shifting transformer cabinet power unit cabinet and the bypass cabinet must comply with high pressure 8 Precautions operating procedures lt The input cabinets phase shifting transformers cabinets power unit cabinet and the bypass cabinet are danger zone so don t open the door during operation after power on system includes a locking device About maintenance and replacement A Warning lt Maintenance repair and replacement are completed by the relevant qualification requirements personnel in accordance with relevant operating procedures Please don t touch any part inside of the cabinet body if the voltage and temperature is not ensured lt Allow to check the variable frequency control system after high voltage power cut off for 30 minutes and the power unit indicator light turns off lt Grounding resistance should often check according to the requirements of equipment operation and national standards If grounding res
159. nic building blocks type for implementing the perfect structural process design the unit components of the same sizes are designed for universality if any failure occurs they can be replaced with 13 Product overview simple tools within a few minutes very conveniently and easily 7 Alarm and failure protection functions CHH Series variable frequency speed control system provide abundant features of alarming and protections wherein over 11 kinds of failure messages related to the power units are already provided all of which can be examined using the function codes in PD group If any failure occurs the variable frequency speed control system can automatically record the information of the running environment of the last 3 failures and the touch screen can record more 8 Power unit bypass features When any failure occurs to a certain power unit of the variable frequency speed control system the power unit can be bypassed through the bypass function and the frequency inverter shall be derated for further running Users can choose manual bypassing or automatic bypassing of the unit by manipulating the function codes 9 Soft start with no surge current CHH Series high voltage variable frequency speed control systems have the Soft start capability to which no other system can compare The start up time shall be configured by the user The internal function of over current stall acceleration was also provided for suppre
160. ntrol mode Unit s place of LED 0 Response to writing 1 No response to writing Ten s place of LED 0 Reference not saved when power off 1 Reference saved when posh power off ba Hundred s place of LED 0 Virtual Terminal is invalid 1 Virtual Terminal is valid poor reseve do d e Unit state query Pd group Pd 02 0x000 0x1FF 000 1FF 239 A Phase effective unit indication B phase effective unit indication 0x000 0x1 FF 000 1FF B 0x000 0x1FF 000 1FF Appendix 3 Function niya Setting Factory indication Unit A1 Pd 03 temperature 0 0 100 0 C indication me Unit A2 Pd 04 temperature indication Unit A3 Pd 05 temperature indication Unit A4 Pd 06 temperature indication Unit A5 Pd 07 temperature indication Unit A6 Pd 08 temperature indication Unit A7 Pd 09 temperature indication Unit A8 Pd 10 temperature 0 0 100 0 C 0 0 100 0 indication E Unit A9 Pd 11 temperature indication temperature 240 Appendix 3 Function D escription Code B wan Unit B2 Pd 13 temperature indication Unit B3 temperature indication Unit B4 temperature indication Unit B5 temperature indication Unit B6 temperature indication Unit B7 temperature indication Unit B8 temperature indication Unit B9 temperature indication Unit C1 temperature indication Unit C2 temperature indication 0 0 100 0 C Setting Factory Setting range 0 0 100 0
161. ode range Setting PO group Basic function 0 V F control Speed pi control mode control reserved 209 Appendix 3 Function TIYA Setting Factory Description Code range Setting Run 0 Keypad P0 01 command 1 Terminal source 2 Communication 0 Valid save UP DOWN value when power off 1 Valid do not save POO UP DOWN UP DOWN value when setting power off 2 Invalid 3 Valid during running clear when power off Keypad Frequency A P0 03 command source Al Al2 Frequency B P0 04 command source Scale of Maximum frequency P0 05 frequency B Frequency A command command Al3 HDI1 Multi Step speed 0 A P0 03 1 B P0 04 2 A B PID Communication 3 Max A B ON OON A ON oO Frequency command selection P0 07 Maximum P0 08 120 00Hz 10 00 120 50 00Hz 210 Modify Appendix 3 Function en Setting Factory 3 Description F Modify Code range Setting KE Upper P0 09 P0 07 Maximum P0 09 PO P0 08 frequency 50 00Hz O frequency 07 limit Lower 0 00 P0 08 Upper 0 00 P0 0 P0 09 frequency Ja 0 00Hz O o frequency limit limit Keypad 7 0 00 P0 07 Maximum 0 00 P0 0 P0 10 reference 50 00Hz O frequency frequency Acceleration 0 1 3600 P0 11 i 0 1 3600 0s O time 1 0 Deceleration 0 1 3600 P0 12 i 0 1 3600 0s O time 1 Running 0 Forward P0 13 direction 1 Reverse 2 selection 2 Forbid reverse Carrier P0 14 frequency 0 5 2 0k
162. ol system being damaged during the transportation this chapter identifies the basic requirements for transportation and storage The environmental requirements of transportation and storage specified in detail in this chapter must all be strictly abided by Any violation of the relevant requirement in this chapter will influence the service life of the high voltage variable frequency speed control system 3 1 The transportation of high voltage variable frequency speed control systems The outer packaging of CHH Series high voltage variable frequency speed control systems can endure the external impact from the sea land or air transportation but appropriate protection measures must be taken to avoid the pollution of water immersing and dust Also during the process of sea air and land transportation the impact of damage caused by mechanical external shocks and rough handling must be avoided To realize correct shipping disassembling and storage please note that all relevant precautions and indication and instruction tags are marked on the packing boxes We recommend entrusting logistic companies with a good reputation and credit with the lifting and transportation of high voltage variable frequency speed control systems Transportation CHH Series high voltage variable frequency speed control systems can be transported by trucks trains airplanes ships and any other vehicles During the transportation the products must be handled with care E
163. om our company after arriving at the destination lt It shall be installed onto the non combustible structure made of basic steel channels otherwise it may cause fire lt Ensure that various kinds of fibers paper scraps sawdust metal fragments and other foreign matters don t enter into the cabinet or adhere to the radiators otherwise it may cause accidents or fire The following installation guide is applicable to the general installations in industrial environment If the application in special environment and occasions is required please make inquiry to our company for detailed installation procedures 1 Before the machinery installation please be sure to meet all environmental conditions described in the previous points 2 Examine the basic level with level instruments The allowable maximum overall roughness is less than 5mm If the ground surface is not flat then it must be smoothed 3 Move to the installation position Please refer to the requirement in Chapter 3 4 Open all cabinet doors and carefully inspect possible transportation damage of the variable frequency speed control system and the attached equipment thereof If any part is damaged or missing please immediately contact the technical service department of our company and the corresponding transportation company Please note the opening methods of cabinet doors 5 Check whether the cabinet door can be fully opened or closed if not the cabine
164. on 148 Detailed functional description Function E Setting Factory Name Description f Code Range Setting software Control Version Accumulated P7 12 IA 0 65535h 0 65535 running time DSP Software version Indicates current software version of DSP Accumulated running time Displays accumulated running time of inverter P8 Group Fault record CHH series inverter can record recent three fault times and the running frequency output current bus voltage information of last fault Fault type and environmental Information is impermissible to modify user can clean to be 0 of the fault information by P0 16 Function Tag Setting Factory Name Description Code Range Setting Last P8 00 second fault type Last time P8 01 fault type Type of P8 02 current fault 0 No Fault There are two system fault and unit fault because of its structure Please refer to inverter fault code principle EXX YY If XX 00 means system fault If XX 0 means unit fault and YY is fault code For more details Please refer to chapter 9 Function LEA Setting Factory Name Description f Code Range Setting P8 03 Running 0 00Hz 149 Detailed functional description Function Code Name Description Setting Range Factory Setting frequency of current fault P8 04 Output current of current fault
165. on Unit C7 DC bus Pd 54 0 2000V 0 2000 voltage indication Unit C8 DC bus Pd 55 0 2000V 0 2000 voltage indication Unit C9 DC bus Pd 56 0 2000V 0 2000 voltage indication Note All of the function codes are used to display the bus voltage of A1 A9 B1 B9 C1 C9 They are read only Function oe Setting Factory Name Description Code Range Setting Pd 57 Unit A1 0 OxFFFF 0000 FFFF 175 Detailed functional description Function Code Name Description Setting Range Factory Setting fault indicated value Pd 58 Unit A2 fault indicated value 0 OxFFFF 0000 FFFF Pd 59 Unit A3 fault indicated value 0 OxFFFF 0000 FFFF Pd 60 Unit A4 fault indicated value 0 OxFFFF 0000 FFFF Pd 61 Unit A5 fault indicated value 0 OxFFFF 0000 FFFF Pd 62 Unit A6 fault indicated value 0 OxFFFF 0000 FFFF Pd 63 Unit A7 fault indicated value 0 OxFFFF 0000 FFFF Pd 64 Unit A8 fault indicated value 0 OxFFFF 0000 FFFF 176 Detailed functional description Function Code Name Description Setting Range Factory Setting Pd 65 Unit A9 fault indicated value 0 OxFFFF 0000 FFFF Pd 66 Unit B1 fault indicated value 0 OxFFFF 0000 FFFF Pd 67 Unit B2 fault indicated
166. on and principle of work CHH Series high voltage variable frequency speed control systems adopt power unit series connecting technology which not only solves the problem of device withstand voltage but also solves the problem of loop current the trans phase overlapping of inter level output voltage greatly improves the harmonic performance of the system output voltage and decreases the du dt of the output voltage lowering the input side harmonics through current multiple technology and reducing the harmonic pollution to the grids The main control part of CHH Series high voltage variable frequency speed control systems use Digital Signal Processor DSP as the control core supplemented by SLSI programmable logic devices FPGA analog input Al analog output AO digital input SI relay output RO units The human machine interfaces are composed of digital keyboards and touch screens The control signals of the main control part and the unit control part are transmitted through optical fiber effectively avoiding electromagnetic interference and guaranteeing the reliability of the transmission of the system control signals 2 4 1 System composition The overall structure of a high voltage variable frequency speed control system of CHH Series is composed of phase shifting transformer cabinets power unit cabinets and control cabinets manual switching cabinets and automatic switching cabinets can also be equipped according to the user s
167. onding to the GND terminals While Output 0 10V impedance25KQ While Output 0 20mA output impedance 100 5002 Contact point definition voltage output voltage range output permit current output current range permit A and B Normally closed C Normally open Contact capacity AC250V 3A DC30V 3A Output frequency range 0 50kHz Forming optical coupling insulation with COM Sy stem installation and wiring CHH1 00 7 IH HA A Hi CHH Series variable frequency speed control system anan 24V A014 ama lu TATA aiba O Ss ied TT 02d s2 T id NI i GND u s3 Td NG A ii sa fed sa oe IE jo s5 BE 1 GND Ni 1S6 Td J4 Aoad it Ss pg Gog TIP ni 11488 irq HET ee HDO g 3 La S10 Td TJ COM TT i LE Jsu Td f so H RO1A 7 LS 7 pou ii s13 q LG H i Roc u sa Td Ro2A im Ps 1s15 Td RO2B NI E Roc Lt S16 ed kana RO3A COM RO3B Ka RO4A Ertasi TZ E modbus 189 ous 485 RAC Q duo I JAN o ji A Ro6c Rose pAI2 ROTA RO7B pAI3 PA ore pGNI a ROSA em oss Pa ROSC Sik FLAT HHL Akela B LS Bk rl ihn NN SRR ATES
168. onnected to the casing there mustn t be short connections between output terminals There is the risk of electric shock and causing short circuit 53 System installation and wiring Please check whether the AC main circuit power supply is consistent with the rated voltage of the variable frequency speed control system otherwise there will be risks of injury and fire hazard The voltage resistance test shall be performed according the manual otherwise it will cause the damage to the semi conductor components and others Please use the screw driver of designated torque to tighten the terminals otherwise there will be the risk of fire Please don t connect the input power supply line to the output U V and W terminals Putting voltage on the output terminals will cause the inner damage of the variable frequency speed control system All high voltage connectors must receive insulation treatment to ensure good insulation The high voltage connecting positions must be kept clean and meet the requirement of the corresponding cleanliness The electrical insulation distance of the high voltage positions must comply with the requirement of electrical safe distance to avoid any short circuit caused by the electric discharge The electric insulation detection test to the input end of the system shall be performed after the short connecting and grounding of the iron core of the phase shifting transformer and all secondary ou
169. op and power on debugging 5 3 1 High voltage on whole machine 1 Connect L1 L2 and L3 separately to the high voltage inputs Make sure the U V and W are disconnected to the motor and the system is in the state of power off Close all cabinet doors 2 Switch the system to variable frequency state via the touch screen 3 Connect to the high voltage according to the operation procedures when it is the first time to connect to high voltage power supply all staffs need to stay over 3 meters away from the cabinet 4 After over 6 seconds after power is turned on the ready LED Yellow LED is turned on Note ensure the voltage degree of the inverter is the same as that of the high voltage input otherwise the inverter will be damaged 5 3 2 Correction of the unit voltage and temperature 1 Make sure that L1 L2 L3 are separately connected to the high voltage inputs Make sure U V and W are disconnected to the motor and the variable 70 System debugging and running frequency speed control system is working in the state of variable frequency 2 Log in the touch screen as the person in charge and enter the parameters in Pd group 3 Observe Pd 03 Pd 29 the temperature deviation displayed shall be no more than 2 C 4 Observe Pd 30 Pd 56 the voltage deviation of the unit shall be no more than 50V 5 If the deviation exceeds the above range please confirm with the factory technician 5 3 3 Disconnecting the motor
170. orbid reverse 0 Default orientation run After the power of the variable frequency inverter is connected the variable frequency inverter will run in accordance with the actual direction 1 Opposite direction running It is used for changing the direction of motor and it is equivalent to changing the direction of motor by changing the cable When the factory setting is restored the rotation direction of motor may be restored to its original state Please be cautious to use 2 Forbid reverse It is used for forbidding the variable frequency inverter reverse running Such as on the occasions which needs to switch between Industrial Frequency and variable frequency occasion Function NG Setting Factory Name Description Code Range Setting Carrier P0 14 frequency 0 5 2 0kHz 0 5 2 0kHz 0 setting Note The factory setting is optimal in most cases modification of this parameter is not recommended if the carrier frequency exceeds the factory setting the inverter must be derated Function Nr Setting Factory Name Description i Code Range Setting Motor 0 No action P0 15 parameters 0 1 0 i 1 Autotuning Reserved autotuning 0 No action Restore P0 16 1 Restore factory setting 0 2 0 parameters 2 Clear fault records Note After P0 16 function operation is completed this function code will 108 Detailed functional description restore to 0
171. otor With the Motor i low speed compensation Pb 02 overload 0 2 2 2 Variable frequency protection motor Without the low speed compensation 0 No protection The inverter haven t motor overload protection feature caution The inverter hasn t overload protection 1 For normal motor the lower the speed the poorer the cooling effect will be Based on this reason if output frequency is lower than 30Hz inverter will reduce the motor overload protection threshold to prevent normal motor from overheat 2 As the cooling effect of variable frequency motor has nothing to do with running speed it is not required to adjust the motor overload protection threshold Function atts Setting Factory Name Description Code Range Setting Motor overload 20 0 120 0 Motor rated Pb 03 20 0 120 0 100 0 protection current current 160 Detailed functional description Time Motor overload protection current 1minute 140 200 Current Figure 8 26 Diagram of motor overload protection The value can be determined by the following formula Motor overload protection current Allowable maximum load current of motor inverter rated current x100 This parameter is normally used when rated power of inverter is greater than rated power of motor Function NE Setting Factory Name Description Code Range Setting Frequency drop 70 0 110 0 Standard Pb 04 th
172. ower off command to the frequency system can be sent down via the touch screen or terminals 3 If the high voltage switch in the upper level is also controlled by the system the system will first break off the high voltage switch in the upper level then break off the switch of the bypass cabinet If the high voltage switch in the upper level is not controlled by the system the system will break off the switch of the bypass cabinet 4 If the high voltage switch in the upper level is not controlled by the system it is necessary to manually break off the high voltage switch in the upper level after the switch of the bypass cabinet is directly broken off by the system lt After the AC incoming wire is disconnected it will take at least 30 minutes for the DC voltage to drop to the safe value lt As long as the system is still electrified please don t get near the bypass cabinet transformer cabinet power unit cabinet and the circuits related to the motors 6 Fault treatment Step 1 If the main control system is judged to be working abnormally it is required to manually press the emergency breaking button of the control cabinet and then the bypass cabinet will immediately cut off the high voltage input Step 2 When any failure occurs during normal operation after the failure occurs to the power unit CHH Series variable frequency speed control systems can choose to directly cut off the high voltage or choose bypass runni
173. pass cabinet is the users 3 phase high voltage distribution it shall be connected to the phase shifting transformer via K1 QS1 The output of the bypass cabinet is the 3 phase frequency conversion output of the power unit cabinet it will be directly connected to the motor via K2 QS2 The bypass cabinet also provides the power frequency bypass contactor K3 QS3 once any failure occurs to the frequency inverter users can directly switch the motor to the state of power frequency via the vacuum contactor K3 QS3 to effectively guarantee the consistent running of the system Inside the bypass cabinet K2 and K3 QS2 and QS3 implement the interlocking through logic The current transformers are installed inside the bypass cabinet to provide the 23 Product overview actual input voltage and current information to the control cabinet QF USER POWER swirom QSI QS2 ER SUPPLY M MOTOR MANUAL BYPASS CABINET QF USER POWER switch KMI QSI QS2 KM2 EEK SUPPLY k CHH100 SERIES 7 M INVERTER NG MOTOR ISOLATED AUTO BYPASS CABINET Figure 2 2 Schematic drawings of Manual and automatic bypass cabinets As shown in the drawing above this is a typical configuration of bypass cabinets wherein the QS1 QS2and QS3 are the manual knife switches the K1 K2 and K3 are the vacuum contactors Users can choose to use manual bypass cabinet or automatic bypass cabinet as need
174. peed of the motor and then directly start up based on it 2 Ways of stopping 1 Deceleration stop 2 Free stop Supporting the selections of 3 different start stop control command channels including 1 Keyboard control 2 Terminal control 3 Communication control The settings of the start up and shut down of the variable frequency speed 16 Product overview control system shall refer to the descriptions of the relevant function codes in P1 Group for the settings of the start stop control command channels please refer to the descriptions of the function codes in PO Group 4 AVR function CHH Series high voltage variable frequency speed control systems can automatically adjust the duty cycle of the output PWM signals according to the fluctuation of the grid voltage thereby reducing the impact of the fluctuation of the grid voltage on the output voltage Users can choose whether to enable the AVR function in PO Group 5 Miscellaneous functions CHH Series variable frequency speed control systems support the settings of the inching function and the hopping frequency the usage of these functions is as follows 1 Inching function This function is mainly used for debugging and is capable of individually setting the inching frequency and acceleration deceleration time 2 Hopping frequency CHH Series variable frequency speed control system can specify 2 hopping frequency points at most which are mainly used for
175. pen input The function of the terminals is to receive the External external fault Stop the inverter and output a alarm r fault when a fault occurs in a peripheral device normal close input The reference frequency of inverter can be 10 Up adjusted by UP command and DOWN command command Use this terminal to clear the value of UP DOWN setting Down Up command frequency increment instruction 11 Down command descending order of frequency command Clear UP DOWN The terminal is used to clear the Clear value of setting by UP DOWN It will take the UP DOWN value of frequency back to the instruction given by 127 Detailed functional description Setting A ARA Function Description value the frequency channel Clear Clear UP DOWN Temporary The terminal is UP DOWN 13 used to clear the value of setting by UP DOWN Temporary Kap temporarily when it is valid the frequency value back to normal when the terminal is invalid ACC DEC 4 groups of ACC DEC time can be selected by the 14 time combination of these two terminals selection1 ACC DEC s ACC DEC time time ACC DEC time selection selection1 OEF ACCIDEC time O P0 11 ACC DEC and P0 12 15 time ACCIDEC time 1 P3 00 selection 2 and P3 01 ACC DEC time 2 P3 02 and P3 03 an ACC DEC time 3 P3 04 and P3 05 Multi step 16 speed 16 steps speed control can be realized by the reference1 combination of these four
176. play BIT8 Inverter terminals state BIT9 Inverter terminal state 228 input Output 0000 FFF E 0000 Appendix 3 Function Code Stop state display selection Display coefficient of speed Display coefficient of line speed Setting Modify BIT10 BIT15 0x0000 0xFFFF BITO Frequency setting Factory Setting range OFFF BIT1 Input voltage BIT2 User input terminal state BIT3 User output terminal state BIT4 PID giving value BIT5 PID feedback value BIT6 Analog Al1 value BIT7 Analog Al2 value BIT8 Analog Al3 value BIT9 HDI Frequency BIT10 Current step of 0000 FFF F Multi step BIT11 RTC time BIT12 Inverter terminals state BIT13 Inverter terminals state BIT14 BIT15 Reserved 0 1 999 9 Mechanical speed input output 120 Running frequency P7 09 polar number 0 1 999 9 Linear speed Mechanical 0 1 999 9 100 0 0 1 999 9 1 0 0 speed P7 10 229 Appendix 3 Function Setting Factory y Description Modify Code range Setting Depend Manufacturers software Parameters Version mode Accumulated P7 12 0 65535h o running time P8 group Fault record 230 Appendix 3 Last two fault types E00 mm System fault Mm Fault types 00 No fault 01 Acceleration current E00 01 02 Deceleration current E00 02 03 Constant speed over current E00 03 04 Acceleration over voltage E00 04 05 deceleration vo
177. power unit shall be separately connected using copper bars connecting the connecting terminal on the side close to the phase shifting transformer cabinet in to the bypass cabinet or lead in cabinet through cables connecting the starting points of the 3 phases on the side close to the main control cabinet together with copper bars to establish the midpoint of a star shaped connection The power unit cabinet is used for installing and placing high voltage power units the power unit uses an H bridge structure the output side is directly connected in a series composing the high voltage output of the high voltage frequency inverter The input of the power unit is 3 phase rectifying input which corresponds to the output of the phase shifting transformer The control panel interacts with the power unit through the signals of optical fibers the main transmission signal is the drive signal failure and alarm signals and other control signals of power units The sensor of output current and the rotating speed tracking circuit board are installed in the interior of the power unit cabinet 3 Control cabinet The control cabinet is the brain of the entire variable frequency speed control system It uses a separate UPS for power supply The UPS has 2 channels of power input main and standby power supply when the main power supply is invalid the system will automatically switch to the standby power supply When the UPS is broken but one channel of the main s
178. pply IN directly or send the command of cutting off the high voltage power supply to the system directly lt When choosing the manual bypass cabinet the emergency breaking button only can control the superior hierarchical level high voltage breaker or contactor it couldn t control the knife switches in the bypass cabinet Please connect the control part with the superior hierarchical level control circuit 77 Operation of the variable frequency speed control system 6 3 Operation steps of variable frequency speed control system lt Even if the high voltage is cut off wait for 30 minutes to A touch the body of the variable frequency speed control system Otherwise electric shock accidents may occur since the DC bus of the power units is electrified 1 Power on 1 Make sure that the debugging and running operations of the variable frequency speed control system has already been completed according to the instructions in Chapter 5 2 Power up the main control cabinet 3 Check and make sure that the settings of all parameters related to transmission system are correct The parameters that must be examined include the parameters related to the frequency settings the operation control modes and the V F curves described in Section 2 2 gt In order to guarantee the safety and normal start up of the A N equipment the parameters that have special impact on the start up must be carefully confirmed
179. procedures according to the wiring principles of the actual bypass cabinet In this chapter all normal running procedures after completing the installation and debugging of CHH Series high voltage variable frequency speed control systems are introduced in detail step by step and all necessary operation steps are numbered the operation must be precisely carried out strictly according to these operation steps For the detailed operation of K1 K2 and K3 of bypass cabinets please refer to the content in 5 2 2 73 Operation of the variable frequency speed control system 6 1 Description of bypass cabinet Variable frequency indicator light H Power frequency indicator light bu a Live displaying device OS ee TU Sad i oe ee os O 5 N por Manual switch E J O q Door lock d Observation window ae 9 p Hi I I z 74 Operation of the variable frequency speed control system Figure 6 1 Outline structure schematic drawing of manual and automatic bypass cabinet 6 1 1 Auto bypass cabinet Power indicator light Indicates the state of K1 if K1 is closed then phase shifting transformer high voltage power supply and power unit input circuit connection already in place Variable frequency indicator light Indicates the state of K2 if K2 is closed then power unit to out
180. put frequency will be increased to get the actual value reach the preset value Function P Setting Factory Name Description Code Range Setting Proportional P9 04 0 00 100 00 0 00 100 00 0 10 gain Kp Integral P9 05 0 01 10 00s 0 01 10 00 0 10s time Ti Differential P9 06 0 00 10 00s 0 00 10 00 0 00s time Td Optimize the responsiveness by adjusting these parameters while driving an actual load Adjusting PID control Use the following procedure to activate PID control and then adjust it while monitoring the response 1 Enabled PID control P0 03 6 2 Increase the proportional gain Kp as far as possible without creating oscillation 153 Detailed functional description 1 Reduce the integral time Ti as far as possible without creating oscillation 2 Increase the differential time Td as far as possible without creating oscillation Making fine adjustments First set the individual PID control constants and then make fine adjustments Reducing overshooting If overshooting occurs shorten the differential time and lengthen the integral time Response Before adjustment After adjustment Time Figure 8 19 Reducing overshooting diagram eo Rapidly stabilizing control state To rapidly stabilize the control conditions even when overshooting occurs shorten the integral time and lengthen the differential time Response Before adjustment After adjus
181. put terminal of the bypass cabinet connections has gotten ready high voltage inverter system can drive the motor Power frequency indicator light Indicates the state of K3 if K3 is closed then the high voltage inverter system is in bypass state can direct drive motor by the power frequency 75 Operation of the variable frequency speed control system 6 1 2 Manual bypass cabinet Power display device Indicates the higher voltage has reached to the bypass cabinet The high voltage power supply of bypass cabinet already exists prohibit from opening all the doors of bypass cabinet at this time Variable frequency indicator light Indicates the state of QS2 if QS2 is closed then power unit to output terminal of the bypass cabinet connections has gotten ready The high voltage inverter system can drive the motor Power frequency indicator light Indicates the state of QS3 if the QS3 is closed then the high voltage inverter system is in bypass state can direct drive motor by the power frequency 6 2 Control cabinet Introduction Alarm lamp Fault aki NI O a i Operation SON INVE NN X T Ready __ NG he ng AS Remote local NAAN s T m TN Touch screen 2e A o Ei Keypad MA Door lock N b 1 E 76 H Ml Operation of the variable frequency speed control system Figure 6 2 Schematic shape diagram of control cabinet As shown in
182. r rated load System efficiency gt 96 under rated load Output frequency 0 120Hz continuously adjustable 25 Product overview Items Output voltage Overload capacity Control interface Acceleration deceleration time Control characteristics High low voltage insulation method Communication Digital input Digital output Analog input Analog output High speed pulse input High speed pulse output Noise level Harmonics Protection i System fault functions Technical specifications O rated input voltage 120 rated current protection for 60s 150 rated current protection for 1s touch screen keyboard 0 1 3600S can be set up V F control multiple V F curves are available to be selected High and low voltages are insulated by optical fiber RS485 physical ports supporting Modbus standard communication protocols 16 channel digital inputs 8 channel relay outputs 3 channel analog input terminals Al1 Al2 Al3 Alt Al2 0 10V 0 20mA A13 10V 10V 4 channel analog output AO1 AO4 output range AO1 AO2 0 10V AO3 AO4 0 10V 0 20mA Range 0 50kHz Range 0 50kHz lt 75dB Meeting the requirements of national standard GB 14549 93 and IEEE 519 1992 power quality standards Acceleration overcurrent deceleration overcurrent constant speed overcurrent acceleration overvoltage deceleration overvoltage constant speed overvoltage grid undervoltage motor overload inverter o
183. ransportation storage and waste disposal of their electrical characteristics therefore the preservation shall be carried out in the method of electrifying once every year 3 5 Product waste treatment lt When the product packs and the products are being discarded they shall be treated as industrial waste otherwise injury accidents or environmental pollution may occur The packaging of CHH Series high voltage variable frequency speed control systems shall be designed with the minimum usage of the packing materials that have adverse effects on the environment some of the packing materials can be recycled and reused The treatment of the packing materials shall comply with the national standard related to environmental protection While discarding the devices inside the high voltage variable frequency speed control systems the electrolytic capacitors PCBs electronic components and other parts need to be treated with correct methods for any part of them not to cause harm to the surroundings These treatment methods can refer to the national legislation and regulations to the environment protection 42 System installation and wiring System Installation and Wiring 4 The main bodies of CHH Series high voltage variable frequency speed control systems are composed of the phase shifting transformer cabinet power units cabinet bypass cabinets optional main control cabinets and others Wiring cabinets or bypass ca
184. ration Standby or Fault Running mode Displays the Power Variable frequency state of the variable frequency speed control system and the specification method of the running command Reset area Fault reset If any fault occurs to the variable frequency speed control system the variable frequency speed control system will keep locking that fault until 94 Operation of the variable frequency speed control system Serial Buttons and No Area Peper Meanings the fault is unlocked by clicking the Fault Reset Whichever control method is used the Fault Reset button can always unlock the fault 6 Exit area Exit button Click this button to exit the current user 7 Running Running state Query by functional parameter P7 06 state area parameters query P7 07 2 Log in interface of touch screen After the frequency inverter is power on or the user has exited the main interface the touch screen will display the Log in interface There are 3 types of running staff for the Log in interface including Operators These staffs can start and stop the variable frequency speed control system Persons in charge These staffs are applicable to the technical persons in charge of the organization and can perform the configuration and running of the variable frequency speed control system Manufacturer These staffs can only be used for the manufacturer of the variable frequency spee
185. reshold of 70 0 110 0 80 0 bus voltage Instantaneous power down Decrease rate p 0 00 P0 07 Maximum Pb 05 of frequency 0 00 P0 07 0 00Hz frequency drop If Pb 05 is set to be O the frequency drop of Instantaneous power down function is invalid The frequency drop of Instantaneous power down function enables the inverter to perform low voltage compensation when DC bus voltage drops below Pb 04 The inverter can continue to run without tripping by reducing its output frequency and feedback energy from motor Note Setting these two parameters according to load inertia and the actual load can cause the inverter to continue to run during switch the power grid 161 Detailed functional description Function Hi Setting Factory Name Description A Code Range Setting Over voltage 0 Disabled Pb 06 stall 0 1 0 1 Enabled protection Over voltage stall Pb 07 105 140 105 140 120 protection point During deceleration the motor s decelerating rate may be lower than that of inverter s output frequency due to the load inertia At this time the motor will feed the energy back to the inverter resulting in DC bus voltage rise If no measures taken the inverter will trip due to over voltage During deceleration the inverter detects DC bus voltage and compares it with over voltage stall protection point If DC bus voltage exceeds Pb 07 the inverter will stop redu
186. ress gt gt SHIFT button enter Fault interface 4 In the Fault interface State Query interface press PRG ESC button enter the Operation interface 5 In the 17 level menu of the Operation interface press PRG ESC button enter the Fault interface 2 In Normal state 1 There is only the State Query interface and Operation interface State Query interface is the basic interface 2 In the State Query interface press PRG ESC button enter the Operation 86 Operation of the variable frequency speed control system interface 3 In the 1st level menu of the Operation interface press PRG ESC button enter the State Query interface Note The so called Basic Interface means the interfaces displayed in the default state without any other operation 2 State query The State Query interface is for checking the current voltage current output frequency and other work related state values of the variable frequency speed control system In different state Running and Shutdown of the variable frequency speed control system the content of the keyboard displayed in the Query interface is specified by relevant function codes the relations of the function codes correspondent to the state of the variable frequency speed control system and the query content are as follows State The function codes correspondent to the query content During the running process of the variable
187. rface and the Parameter Display interface as well as cycle shifting the parameters shown in the Parameter Display interface to the right This is used for running operation under the mode Run button a of Keyboard Operation In Running state pressing this button can be used for stopping the running operation which is Stop Reset i Dn buti constrained by the function codes P7 04 While in utton fault state this can be used for resetting the faults which is not restricted by the function codes P7 04 In the Fault or Warning state the faults and warnings can all be reset by pressing this Warning Fault Noes f l GR combination of buttons without influencing the reset button actions of the current variable frequency speed control system Quick Jog button The function of this button is determined by the function codes in P7 03 QIO Combination Pressing RUN button and STOP RST button simultaneously the variable frequency speed control system stops freely 2 Description of functional indicator lights Indicator light name Description of indicator light RUN TUNE Indicator light in Running state Lights off means the variable frequency speed control system is in the Stop state the flashing of light means the variable frequency speed control system is in the Parameter Self study state lights on means the variable frequency speed control system is in the Running state
188. rigger the alarm of Power supply 1 2 Close the switch of the input power supply 1 Q1 the system alarm disappears 3 Open the switch of the input power supply 2 Q2 the system will trigger the alarm of Power supply 2 4 Close the switch of the input power supply 2 Q2 the system alarm disappears 5 Close the UPS the system will trigger the alarm of UPS 6 Boot the UPS the system alarm disappears Note Before debugging it is necessary to set P3 20 the time of alarm reset interval to non 0 parameter otherwise even if the input power is disconnected the system does not generate alarms 68 System debugging and running 5 2 4 Test insulation resistance and voltage m Test insulation resistance 1 Respectively short connect L1 L2 and L3 and short connect U V and W 2 Main control cabinet is power on switch the system to the power frequency work state via the touch screen 3 Measure the inner resistance between the short connected L1 L2 L3 U V W and the cabinet body the resistance shall be over 20MQ 4 Measure the insulation resistance between each power unit casing and the cabinet body with a withstanding voltage tester the resistance shall be over 20MQ Note The voltage level of insulation resistance tester is requested 2500V gt 500M Ohm m Test insulation voltage 1 Disconnect the wiring of three phase transformer temperature sensor 2 Remove the three arrester of the transformer 3 The bypass cabinet
189. rol mode when the FWD REV terminals is active the stop command generated by other sources can t cause inverter shutdown the inverter will not run after the stop command disappears even if FWD REV terminal is enabled In order to cause the inverter rerunning you must re trigger the FWD REV For example during terminal control through the keyboard STOP RST stop refer to P7 04 Function HIS Setting Factory Name Description Code Range Setting UP setting 0 50 P5 19 change 0 01 50 00Hz s 0 01 50 00 Hz s rate DOWN setting 0 50 P5 20 0 01 50 00 Hz s 0 01 50 00 change Hz s rate This parameter is used to determine how fast UP DOWN setting changes Function Name Description Code Setting Factory Range Setting P5 21 Alt lower limit 0 00 P5 23 0 00 P5 23 0 00V Alt lower limit P5 22 corresponding 100 0 100 0 setting 100 0 100 0 0 0 P5 23 All upper limit P5 21 10 00 P5 21 10 00 10 00V Alt upper limit P5 24 corresponding 100 0 100 0 setting 100 0 100 0 100 096 All filter time P5 25 0 00 10 00s constant 0 00 10 00 0 10s These parameters determine the relationship between analog input voltage and the corresponding setting value When the analog input voltage exceeds the range between lower limit and upper limit it will be regarded as the upper limit or lower limit 134 Detailed functional description
190. rotocols for the detailed relevant information about Modbus please refer to the detailed description of the function codes in Group PC Note The touch screen and the frequency inverter are connected by using Modbus protocols if the touch screen is used users will not be able to use Modbus communication 2 3 Product application fields CHH Series high voltage variable frequency speed control systems are mainly applied to blowers and pumps and on other occasions when a great amount of energy can be saved through speed control The detailed applications are as follows Thermal power draught fans supply blowers dust collecting fans compressors water supply pumps mortar pumps etc Metallurgical mining draught fans ventilation fans dust collecting fans sand pumps descaling pumps centrifugal feed pumps etc Petrochemical draught fans gas compressors injection pumps submersible pumps main pipe pumps boiler water supply pumps brine pumps mixers 19 Product overview etc Cement manufacturing kiln draught fans raw meal grinding draught fans pressure supply blowers main dust collecting fans cooler dust collecting fans cooler exhaust fans preheating tower blowers sorting device blowers kiln gas blowers etc Water supply and sewage treatment sewage pumps clear water pumps mixed flow pumps oxygen delivery blowers etc Others Drive mechanical devices wind turbines wind tunnels etc 2 4 System compositi
191. rrent peak Output current of C phase value 22 A phase modulate waveform 100 Full voltage 23 B phase modulate waveform 100 Full voltage 24 C phase modulate waveform 100 Full voltage Function ANC Setting Factory Name Description Code Range Setting P6 13 HDENower 0 00 P6 15 0 00 P6 15 0 00 limit HDO lower P6 14 HATE 0 50 000kHz 0 50 000 0 000kHz corresponding output P6 15 sa ae P6 13 100 0 P6 13 100 0 100 0 imi HDO upper P6 16 nb 0 50 000kHz 0 50 000 50 000kHz corresponding output These parameters determine the relationship between High speed pulse output frequency and the corresponding output value When the high speed pulse output value exceeds the range between lower limit and upper limit it will output the upper limit or lower limit For different applications the corresponding value of 100 0 high speed pulse output is different For details please refer to description of each application 141 Detailed functional description HDO 50 OKHZ Corresponding setting 0 0 100 0 Figure 8 16 Relationship between HDO and corresponding setting Function aen Setting Factory Name Description f Code Range Setting AO1 lower P6 17 ov 0 0 P6 19 0 0 P6 19 0 00 limit AO1 lower limit P6 18 0 00 10 00V 0 00 10 00 0 00V corresponding output AO1 upper P6 19 ban P6 17 100 0 P6 17 100 0 100 0 limit AO1 upper limit P6 20 0 00 1
192. s Depend 106 Detailed functional description Function ae Setting Factory Name Description Code Range Setting time 0 on model Acceleration time is the time of accelerating from OHz to maximum frequency P0 07 Deceleration time is the time of decelerating from maximum frequency P0 07 to OHz Please refer to following figure anag es Output frequency UA Actual Deceleration Time Actual Acceleration Time Time T Figure 8 2 Acceleration and Deceleration time When the setting frequency equals to the maximum frequency the actual acceleration and deceleration time will be in accordance with the setting time When the reference frequency is less than the maximum frequency the actual acceleration and deceleration time will be less than the setting time The actual acceleration deceleration time the setting time reference frequency maximum frequency CHH series inverter has 4 groups of acceleration and deceleration time 14 P0 11 P0 12 2 P3 00 P3 01 3 P3 02 P3 03 4 P3 04 P3 05 The acceleration and deceleration time can be selected by combination of multifunctional ON OFF input terminals 107 Detailed functional description Function RENS Setting Factory Name Description f Code Range Setting I 0 Default direction running Running Fee es ends 1 Opposite direction P0 13 direction i 0 2 0 f running selection 2 F
193. s tools and other foreign objects in 6 Precautions the variable frequency control system lt When the components of the variable frequency control system are damaged prohibit any installation and operation lt Do install the fence if necessary marked with high voltage danger signs It shouldn t be removed while the equipment is running About installation A Danger It is required to configure the grounding lines strictly in accordance with the requirement of the technical guidance in the manual and the national standard configurations The wiring operation must be carried out by professional electrical technicians lt The operation can only be carried out after confirming that the control circuit and the main circuit both have no voltage input lt The I O cables must be wired according to the instructions and no error is allowed otherwise the equipment may be damaged lt Confirm that the input power supply complies with the requirement of the product technical specifications lt The I O lines must meet the requirement of insulation and capacity The high voltage frequency inverter should be installed in fire retardant materials such as metal trestle concrete floor surface lt Don t place flammable items near the cabinet of the high voltage frequency inverter including equipment drawings and manual etc About wiring A Danger lt A high voltage circuit breaker must be eq
194. s high voltage variable frequency speed control systems must be carried out under the guidance of the professionals of our company The function testing debugging and parameter settings must be carried out strictly according to the relevant regulations and the instruction manual of the high voltage frequency inverter of our company During debugging users must provide at least 2 professional electricians as the running staff required by the debugging and the running staff must comply with the following conditions e Familiar with the high voltage electrical equipment and the corresponding safety standards e Familiar with the users load driving process Authorized to operate on high voltage equipment Power circuit breakers and other high voltage transmission switches etc Authorized to operate on drive devices lt Ensure the high voltage variable frequency speed control systems are correctly wired and all electrical cabinet doors are closed before connecting to the power supply The cabinet doors can t be opened after the power is turned on lt Correctly setting the function parameters of the high voltage variable frequency speed control system lt While booting the system is designed to ensure personal A N and equipment safety When the power of the variable frequency speed control system is turned on even if it is in the state of shutdown the terminals are still electrified and must not be touched lt
195. scription f Code Range Setting PC 02 Data parity 0 5 0 5 1 Setting communication format Communication RTU parity mode odd parity O even parity E no parity N end of the bit number 1bit 2bit the bit number of bytes 7bit 8bit The relationship between the value of function and the corresponding data 166 Detailed functional description parity code refer to following table 0 1 2 3 4 5 RTU 8 N 1 E 1 0 1 N 2 E 2 O 2 Function n Setting Factory Name Description Code Range Setting Communication PC 03 i 0 200ms 0 200 5 delay time This parameter refers to the interval between receiving end signal and sending response data to upward bit machine If the response delay is less than the system processing time the response time based on the system processing time If the response delay is longer than the system processing time the system processing time should wait until the delay time Then send data Function Kaka Setting Factory Name Description S Code Range Setting Communication tee PC 04 0 1 100s 0 0 invalid 0 0 100 0 0s timeout delay When the value is zero this function will be invalid When communication interruption is longer than the non zero value of PC 04 the inverter will alarm communication error E00 13 Setting this parameter you can monitor the communications
196. se sequence hey 0h Connect to 3 phase high Main circuit power supply ke i nd voltage AC power supply 2 input 2 phase sequence phase sequence High voltage frequency Connect to 3 phase AC high inverter output 1 phase voltage motor 1 phase sequence sequence High voltage frequency Connect to 3 phase AC high inverter output 2 phase voltage motor 2 phase sequence sequence High voltage frequency Connect to 3 phase AC high 49 ons sits Connect to 3 phase high Main circuit power supply A L3 4 voltage AC power supply 3 input 3 phase sequence phase sequence System installation and wiring inverter output 3 phase voltage motor sequence sequence Note The phase sequence of U V and W output of the high voltage variable frequency speed control systems may be inconsistent with the phase sequence of power supply L1 L2 and L3 on the occasions when the power frequency power supply bypass is needed please check the O phase sequences of the high voltage variable frequency speed control systems and make the phase sequence of both consistent otherwise the system may not work normally 3 Requirements of equipment and cables Main circuit breaker The main circuit breaker may be the vacuum or gas insulation circuit breaker It must not only meet the requirement of the supply voltage and current but also the requirement of the rated voltage and current of the phase shifting transformer on the primary side I
197. speed control systems connect all terminals the user used onto the terminal blocks Please carry out the wiring from the terminal blocks while using Description of the terminal ports the users used Classificati Terminal Terminal Technical specifications markings functions communication Standard 485 Physical Upper AL positive pole interface supporting 485 standard MODBUS communication communication protocols communicat ion negative pole Forming the optical coupler isolation input with COM The input voltage can only ee be the 24V provided by the Mann 28 Switch input Digital input G system terminals The suspension of terminals will be regarded as disconnected Input impedance 3 3kQ 56 System installation and wiring Classificati Terminal Terminal Technical specifications markings functions Forming the optical coupler isolation input with COM The input voltage can only High pulse input be the 24V provided by the terminals system The suspension of terminals will be regarded as disconnected Input impedance 1 1kQ 24V power supply provided by the system 24V power for the use of 1 Maximum output current supply digital input and 150mA high pulse input 24V Powers COM supply grounding 10V power supply provided by the system f ri 10V Power 1 Maximum output capability for the use of supply 20mA analog input 10V Powers GND supply groundi
198. ssing the impact current produced at the start up of the motor ensuring the safe running of the motor and lengthening its service life and to enable the rapid start up of the grids and motors with no impact This feature can also effectively avoid the breaking of electric squirrel cage bar in the motor and other failures of motors 10 Reducing motor abrasion saving maintenance costs Blower pumps and other loads use CHH Series high voltage variable frequency speed control systems for adjusting the rotating speed of the motor to adjust the output which not only fulfills the objective of energy saving but also significantly reduces the mechanical abrasion of the motor and its loads saving maintenance costs for the users 11 Abundant user terminal interfaces Standard CHH Series high voltage variable frequency speed control systems shall be equipped with abundant I O ports 3 channel analog inputs 4 channel analog outputs 16 channel digital inputs 8 channel relay outputs 1 channel 14 Product overview high speed pulse input and 1 channel high speed pulse output All I O ports are programmable which facilitates the users to use these ports to build up their own application system and also guarantees the system has good extensibility 12 Abundant human computer interface features The human machine interaction of CHH Series high voltage variable frequency speed control systems adopt the dual configuration of touch screens and
199. state during communicating Function LIA Setting Factory Name Description j Code Range Setting 0 Alarm and coast to stop 1 No alarm and oh continue to run Communication PC 05 2 No alarm but stop 0 3 1 error action according to P1 06 if P0 03 2 3 No alarm but stop according to P1 06 All 167 Detailed functional description Function Code Name Description Setting Range Factory Setting control mode This function code is used to select action mode when communication error occurs to the inverter Function Rin Setting Factory Name Description Code Range Setting Unit s place of LED 0 Response to writing 1 No response to writing Ten s place of LED 0 Reference not saved Response when power off PC 06 0x000 0x111 000 action 1 Reference saved when power off Hundred s place of LED 0 Virtual terminal function Invalid 1 Virtual terminal function Invalid Note This function LED unit 10 100 is in the range of 0 1 Function see Setting Factory Name Description Code Range Setting PC 07 Reserved Pd Group Unit state query CHH series inverter can query power unit temperature DC bus voltage warning etc it s more accurate to know the state of power unit Function re Setting Factory Name Description f Code Range Setting A Phase Depend Pd 00 f 0x000 0x1 FF 0
200. steps speed operation diagram Set S1 S4 as multi steps input terminals S1 S2 S3 S4 OFF Frequency source is determined by P0 03 P0 06 If not all of S1 S2 S3 S4 are OFF the inverter work at Multi steps mode it is more priority than Keypad analog input high speed pulse input communication 16 steps are combinatorial by S1 S2 S3 S4 code Multi steps speed start stop is determined by the function code P0 01 multi steps speed control process as shown above The relationship between multi steps terminal S1 S2 S3 S4 and multi steps speed is displayed in the following table S1 OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFFON S2 OFFOFF ON ON JOFFIOFF ON ON OFFOFF ON ON OFFIOFF ON ON S3 OFFOFFOFFOFF ON ON ON ON OFFOFFIOFFIOFF ON ON ON ON S4 OFFOFFOFFOFFOFFOFFOFFHOFF ON ON ON ON ON ON ON JON Step 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 159 Detailed functional description Pb Group Protection parameter Function en Setting Factory Name Description Code Range Setting Pb 00 Reserved Reserved Reserved Output i 0 Disabled Pb 01 phase failure 0 1 1 1 Enabled protection Output phase failure protection is to select whether th e output phase failure protection is effective Function Tea Setting Factory Name Description f Code Range Setting 0 Disabled 1 Normal m
201. t body needs to be adjusted Examine the position restraint locks on the doors after the power is turned on aside from the doors of the main control cabinets no other front doors and back doors can be opened The illegal opening of cabinet doors will trigger the alarm 6 Perform the fine adjustment of the cabinet bodies and fix the adjacent cabinet bodies tightly with binding bolts 47 System installation and wiring 7 Under the guidance of the professionals of our company connect the wiring inside the cabinet bodies install and fix the power units Note Please pay attention to the methods for opening the cabinet door forced opening of cabinet door is forbidden otherwise the equipment will be damaged 5 Installation checking Table of basic installation check items of plate cabinet Inspection Working ke Quality Inspection items methods and procedure standard apparatus Pull wire for Basic steel non straightness lt 1 mm m i inspection or lt 5 mm full Track level bar Error levelness length inspection Basic centerline error Inspect with ruler y Inspect with leveler Plate cabinet basis and at lt 10mm or communication pipes Consistent to Inspect with leveler ground fixing mode Basic Elevation difference the ground or communication installation A elevation pipes Inspect with According to Basic layout contrast to the the design drawings Number of basic steel Insp
202. tandby power supply is still valid the electricity for the control cabinet will be provided by the main 22 Product overview standby power supply When the UPS or one channel of the main standby power supply fails the system will prompt an alarm which ensures that the system can be used in the worst power supply environment The input signals of the control cabinet are the contactor state signal of the bypass cabinet according to the configuration I O voltage current detection signals the feedback signal of each power unit and the users operation via the human machine interface etc The output signals of the control cabinet are the control signal of the power units optical fiber the control signal of the fans and the contactor control signals of the bypass cabinet Touch screens keyboards and other human machine interfaces area all installed on the control cabinet The programmable terminals open to users for using are also installed on the control cabinet 4 Bypass cabinet CHH100 Series of the high voltage frequency inverter provide several standard bypass cabinets for users to select The bypass cabinets mainly realize the functions below User I O connection terminals power frequency variable frequency conversion function relevant affiliated electrical protection measures in the meantime the insulation of the phase shifting transformer with the distribution system is also provided The input of the by
203. terminals For details Multi step please refer to the description of PO and PA group 17 speed Note multi speed 1 is low bit and multi speed reference 2 4 is high bit Multi step Multi sp Multi sp Multi sp Multi sp 18 speed eed eed eed eed reference 3 terminal terminal terminal terminal Multi step 4 3 2 1 19 speed BIT3 BIT2 BIT1 BITOJ reference 4 128 Detailed functional description Setting SEA aa Function Description Multi step Shield the function of multi speed terminals and 20 speed keep the set value as the current state pause Switch Switching the channel of frequency can be realized 21 between A by these terminals and B When the system frequency is given by A channel Switch and the function of terminal 21 act the channel of 22 between A frequency by given will switch to B channel after and A B the terminal 21 return the channel of frequency will switch to A channel No 22 23 function is invalid The function of No 22 23 similar to the function of No 21 Switch 23 between B PO A B A B and A B Termina 13 valid B A 14 valid A B A 15 valid A B B da Pause PID If PID adjustment is paused inverter keeps output frequency unchanged Pause operation make inverter decelerate to stop a Pause preserve all of running parameters The inverter operation recover the running state as before after paus
204. tes The checksum adopts CRC 16 method All data except checksum itself sent will be counted into the calculation Please refer to section CRC Check for more information Note that at least 3 5 bytes of Modbus idle time should be kept and the start and end idle time need not be summed up to it The table below shows the data frame of reading parameter 002 from slave node address 1 Node Comman Data addr Read No CRC addr d 0x01 0x03 0x00 0x02 0x00 0x01 0x25 OxCA The table below shows the reply frame from slave node address 1 Node addr Command Bytes No Data CRC 0x01 0x03 0x02 0x00 0x00 0xB8 0x44 ASCII mode In ASCII mode the frame head is Ox3A and default frame tail is OxOD or Ox0A The frame tail can also be configured by users Except frame head and tail other bytes will be sent as two ASCII characters first sending higher nibble and then lower nibble The data have 7 8 bits A F corresponds to the ASCII code of respective capital letter LRC check is used LRC is calculated by adding all the successive bytes of the message except the head and tail discarding any carriers and then two s complementing the result Example of Modbus data frame in ASCII mode The command frame of writing 0x0003 into address Ox1000 of slave node address 1 is shown in the table below LRC checksum the complement of 01 06 10 00 0x00 0x03 OxE5
205. the figure Fault indicator light and warning light This indicator light indicates that the variable frequency speed control system is in the state of fault or warning If any fault occurs then the fault indicator light and the warning light will be turned on If any warning occurs then the fault indicator light and warning light will light up and go out intermittently taking 2 seconds as the interval Running indicator light This indicator light indicates whether the variable frequency speed control system is in the state of running and if so the indicator light will be turned on Ready indicator light It indicates whether the variable frequency speed control system is in the state of ready amp standby and if the system is power up but is not running and no fault is detected then the indicator light is turned on Emergency breaking button when the main control panel is damaged or other faults that can t be normally controlled occur to the system users can directly disconnect K1 through physical lines by pressing the emergency breaking switch and thereby minimize the losses lt If the emergency button had been pressed down please release it after cutting off the high voltage and then the power can be turned on lt If the system is running at power frequency the emergency button is invalid In this case if it needs to cut off the high voltage power supply the only way is to turn off the superior hierarchical level power su
206. tion on the appearance such as damage to the cabinet body appearance any deformation to the door and sideboards and any falling off of the inner devices etc 39 System transportation storage and waste disposal Open the cabinet door and check the situation inside the cabinet and check for the occurrence of the loosening of the control cables water immersion as well as missing or damaged devices Contrasting to the supply lists check if there s any shortage and other issues of the equipment that you ordered to prevent the omission of parts Note Since the configuration requirements of the user to the high voltage variable frequency speed control systems are different the configurations of the high voltage variable frequency speed control systems of same capabilities will also differ 3 3 Storage and conditions Inappropriate methods of storage of power electronic equipment will affect the service lives of the equipment or even result in the failure of the equipment Table Storage environment conditions items Specifications 40 70 C the change of air Don t put in the places Storage i temperature of less than where condensation temperature Sada i 1 C Min and freezing occurs due A to acute changes of Relative humidity lt 95 temperature Preservation Keep away from direct sunlight dust corrosive gas environment flammable gas oil mist vapor or water dripping General requirements D
207. tment Time Figure 8 20 Rapidly stabilizing diagram e Reducing long cycle oscillation If oscillation occurs with a longer cycle than the integral time setting it means that integral operation is strong The oscillation will be reduced as the integral time is lengthened 154 Detailed functional description Before adjustment Response After adjustment Time Figure 8 21 Reducing long cycle oscillation diagram e Reducing short cycle oscillation If the oscillation cycle is short and oscillation occurs with a cycle approximately the same as the differential time setting it means that the differential operation is strong The oscillation will be reduced as the differential time is shortened Response Before adjustment gt X After adjustment Time Figure 8 22 Reducing short cycle oscillation diagram If oscillation cannot be reduced even by setting the differential time to 0 then either lower the proportional gain or raise the PID primary delay time constant Function PATA Setting Factory Name Description Code Range Setting Sampling P9 07 0 01 100 00s 0 01 100 00 0 10s cycle T P9 08 Bias limit 0 0 100 096 0 0 100 0 0 0 Sampling cycle T refers to the sampling cycle of feedback value The PI regulator calculates once in each sampling cycle The bigger the sampling cycle the slower the response is Bias limit defines the maximum bias between the feedback and the preset
208. to guarantee the air flow the maximum door swinging and the space required for maintenance and also providing the channel for entering the installation basis aisle spacing etc and ensuring the space for the auxiliary equipment used for providing the transportation of the variable frequency speed control system 43 System installation and wiring Nn 500 Figure 4 1 Schematic Drawing 1 of installation requirements of the high voltage frequency inverter Front view unit mm 1000 200 ji wp O NAAT F N LORNE 8 ont pn le Pa eae W 600 800 Figure 4 2 Schematic Drawing 2 of installation requirements of the high voltage frequency inverter Side view unit mm 44 System installation and wiring 1500 EPI MP 10844A 20E W1 600 800 Figure 4 3 Schematic Drawing 3 of installation requirements of dual row layout for high voltage frequency inverter Side view unit mm The basic requirements of the widths of the surrounding channels of the cabinet are shown in the figure above and the table below Minimum width of the surrounding channels of high voltage
209. to the input side of the power unit of each phase The phase shifting transformer cabinet can monitor the temperature of the phases of the phase shifting transformer in real time and provide the functions of overheating alarm and failure protection The default configuration of the system is that when the temperature of the phase shifting transformer is over 130 C the system will prompt an alarm message but will not stop when the temperature is over 150 C the system will start the over temperature failure protection and freely stops 2 Power unit cabinet The power unit cabinet is used for placing power units the main control 21 Product overview cabinet uses fiber communication to control the actions of the power units Every power unit is pushed in through the front door of the power unit cabinet and fixed on the power unit cabinet with screws fixed through the FRP on the rear or under the rear The sensor of output voltage and current shall also be placed into the power unit cabinet The input of the power unit cabinet is connected to the output of the phase shifting transformer the output signal from the power unit on each phase shall be connected in series one after another to establish a 3 phase voltage output to be connected to the bypass cabinet in order to control the operation of the motor The Input 3 phase electricity of the power unit shall be wired through the backdoor of the power unit cabinet the output of the 3 phase
210. tput end while performing the electric insulation detection test to the output end of the system no units output is allowed to be connected into the output cables otherwise the power units will be damaged After the completion of all connections the detection of electric insulation properties shall be carried out to the input end of the system the experimental voltage shall use the reference value as follows for 6kV system it shall be 54 System installation and wiring 25kV for 10kV system it shall be 35kV During the field hand over test the actual insulation test voltage shall choose 75 of the value mentioned above If the air humidity is apparently too large on the spot or there s the situation that the humidity is relatively large for a long time in the long term storage environment before the installation commissioning and operation of the system if the equipment are found to be damped before putting into operation then further voltage withstand test must not be carried out in order to avoid the equipment being damaged The voltage withstand test shall be performed after using non fire heating source for drying The indicators at the high voltage positions must be clear and eye catching to avoid errors Installation of large current positions to enable the variable frequency speed control system to meet the technical properties great attention must be paid to the installation of large current positions A
211. ts basic electrical characteristic also has to be able to bear the closing impulse current of the transformer and the failure current caused by the secondary side short circuit of the transformer within 100ms and won t cause trip Protective equipment The high voltage switch on the power side of CHH Series high voltage variable frequency speed control systems shall be configured with reasonable protection the setting of the protection definite value shall be carried out in reference to the following principles When the winding on the primary side or the incoming cables on the primary side of the phase shifting transformer fails the switch must conduct immediate trip The setting value of the protection current must be sure to dodge the excitation surge current for switching in no load without trip this can be set as 8 to 10 times of the rated current of the phase shifting transformer The fault protection of the secondary side of phase shifting transformers adopts the method of delayed trip When short circuit failure occurs to the winding on the secondary side of the phase shifting transformer the cables connecting the secondary side of the phase shifting transformer with system units and the unit input bridge rectifier the incoming switch can be flipped open With short delay of protection the time settings can be adjusted and can 50 System installation and wiring be set to ensure the phase shifting transformer of no trip will occ
212. tting Factory Name Description Code Range Setting Running state P7 06 0 OxFFFF 0 OxFFFF OFFF display selection 1 Running state P7 07 i 0 OxFFFF 0 OxFFFF 0000 display selection 2 There are 26 state parameters of CHH inverter display on two function codes of P7 06 and P7 07 16 general states displayed in P7 06 and the others are display on P7 07 For details please refer to the function table as below Function Code for each one bit need to display state information If Bit is 0 the parameter will not be displayed If Bit is 1 The parameter will be displayed Press SHIFT to scroll through these parameters in right order When you set function code P7 06 and P7 07 first of all need to display state information according to set up every code of the functions and then set the values of the two functional code from the binary number converted to hex system for a few Finally input to the corresponding function code 146 Detailed functional description The corresponding state information of P7 06 s each bit is described in the following table BIT15 BIT14 BIT13 BIT12 BIT11 BIT10 BIT9 BIT8 Output Input PID feed Output Al3 Al2 Al1 value terminal terminal PID preset back torque state state BIT7 BIT6 BITS BIT4 BIT3 BIT2 BIT1 BITO Output line Rotation Output Output Input Frequency Runn
213. ual is only applicable to the CHH Series High voltage variable frequency speed control systems of our company Please keep this manual with the variable frequency speed control system under safe custody for use whenever it is necessary Precautions Precautions 1 1 1 Safety notes Sign convention A Danger If you ignore it or not handle properly will result in bodily injury or even death Warning There is dangerous situation If ignore it may result in personal injury or serious damage to equipment About usage A Warning Before installation wiring operation maintenance check Ensure enough master to the contents of this manual for proper use Ensure to be familiar with the machinery situation and all relevant safety precautions A Danger The high voltage variable frequency speed control systems of this series are only applicable to 3 phase high voltage induction motors and cannot be put into other applications as it would result in danger lt Under the circumstances of application where the failure of this product may cause accidents or loss corresponding safety measures must be provided for emergencies About transit A Warning During moving transporting and placing equipment should be kept level lt Lifting equipment ensure the lifting equipment strength is enough to lift and the process should be gentle lt Don t leave line head paper metal debri
214. uipped at the power supply side of the high voltage frequency inverter for circuit protection lt Reliable grounding is required Precautions lt The wiring must be implemented under the guidance of the professionals of our company according to the relevant electrical safety standards The main body of the equipment must be installed in place before the wiring operations It is required to confirm the consistency of the phase number of the input power and the rated input voltage with the ratings of the frequency inverter The output terminals U V and W must not be connected to AC power supplies The I O cables are accord with relevant national or industry standards for insulation capacity and other requirements About operation A Danger The variable frequency speed control system can be connected to the power supply only after the electrical cabinet doors are all closed and the cabinet doors must not be opened after the power supply is connected lt The switch must not be operated with wet hands When trip and rebooting occurs the peripheral system specially designed shall be able to guarantee personal and equipment safety When the variable frequency speed control system is switched on even if it is in the stopping state the terminal may still be charged and must not be touched lt The start stops of the high voltage frequency inverter shall not be operated using the methods of connecti
215. unning i If you input 1 signal to the terminal running command 35 i command switch to keypad whatever the command switch to i source is valid keypad Running 4 i If you input 1 signal to the terminals running command 36 command switch to terminals whatever the switch to command source is valid terminals 130 Detailed functional description Setting 5 mA Function Description value Running command f you input 1 signal to the terminals running 37 switchto command switch to remote host whatever the communica command source is valid tion Input 2 Terminal with the function connect to feed back signals of 38 high voltage signals from up level switcher of high voltage The En inverter can detect current state of up level high switching voltage switcher on 39 Reserved Reserved Function a Setting Factory Name Description f Code Range Setting Polar selection P5 16 0x0000 0xFFFF 0000 FFFF 0000 of input terminal Setting polar selection of ON OFF input terminals each terminal takes up one bit 0 normal open 1 normal close S16 S15 S14 513 S12 S11 S10 S9 S8 S7 SE S5 S4 S3 S2 S1 Br BoB BB eq bq bobo e eT eq Bq BB 15 14 13 12 14 HO
216. ur during the period of excitation surge current The movement current setting value can be set as twice the rated current of the rectifying transformer so as to ensure that when failure occurs on the secondary side of the rectifying transformer trip will be performed within 500ms Overload protection optional is a long time overload protection with the feature of inverse time limit and can protect the long time overload of transformers and cables If the system is part of a high voltage large capacity motor reconstruction project the vertical protection of the high voltage motor shall quit during the variable frequency operation and shall be put in during the power frequency bypass the switching function needs to be realized in the technical schemes Primary side cables of transformers No special requirement to the cables between the primary side of the transformer and the circuit breaker is proposed The rated voltage shall be consistent with the circuit voltage on the primary side The rated current of cables shall comply with the protection setting value of the transformer The reduced capacity shall be designed according to the maximum expected ambient temperature cooling factors and the other factors required by local electrical regulations and the installation shall be completed according to the standard for medium voltage devices Cables which connects to the motors No special requirement of the Cables from CHH Series high voltage
217. variable frequency speed control systems Layout mode Maintenance channel Running channel Dual row layout Single ow layout The cooling air duct of the variable frequency speed control system is shown in the figure below To guarantee sufficient cooling it must be guaranteed that the distance between the top of the variable frequency speed control system and the roof complies with the requirement of the relevant national regulations For further reducing ambient temperature the user can install centralized ventilation air ducts for transmitting the hot air through centrifugal blower and directly lead it to the outside through the air ducts IL Air outlet j oe te San wa E air blower Filter meshAir outlet pasak Air outlet Air outlet er Power unit ir en eae HELE ee BEAT WAO a t Nae ma o ower unl Power unit jai Air inlet CF T T Air inlet L Figure 4 4 Schematic drawing of the cooling air ducts of the high voltage frequency inverter 45 System installation and wiring 3 The requirement of the foundation installation of the variable frequency speed control system The cabinet bodies of CHH Series high voltage variable frequency speed control systems must be vertically installed onto the concrete casting foundation framework made of flat steel channels the overall roughness of the surface shall be less than 5mm The foundation must be made of non combustible materials and have smooth
218. verload output missing phase phase shifting transformer overheating external fault input 26 Product overview Technical specifications communications failure current detect failure EEPROM read and write failures PID feedback disconnection fault clock failure illegally open door failure fan failure UPS power failure Uplink communications failure downlink communications failure dead area wrong unit overvoltage unit undervoltage unit power Unit Fault 8 3 O ata failure unit overheating unit missing phase unit power down VCE failure hardware overvoltage failure unit bypass failure Protection level IP20 Cooling method Forced air cooling Indoors altitude of below 1000m the higher altitude shall be used after derating with Using environment o f additional correction factor no corrosive explosive gas or dust no direct sunlight etc 10 C 40 C if gt 40 C additional installation of Ambient temperature forced air cooling equipment Ambient humidity 5 95 no condensation Vibration 5 9m s below 0 5g lout A 100 80 eee cnet 1 i l 60 l i i i T 1 4 40 l al n i i i i 1 li gt 1000 2000 3000 4000 m Figure 2 6 Relation chart of the altitude and derating index 27 Product overview 2 6 System profile and size parameters 2 6 1 System profile
219. xposure to rain and sunlight are both strictly forbidden no severe vibration impact and upend is allowed 36 System transportation storage and waste disposal Moving the power unit cabinets phase shifting transformer cabinets and shifting cabinets can be packaged separately for moving There are two moving methods e Forklifts e Cranes 1 Ensure the maximum bearing weight of the forklift The relieving 600mm 1200mm should be at least 1 5m long and its thickness should be less than 90mm so when the device is too long or too short two forklifts can work together While hoisting it is required to be hoisted on the position designated The geometric centre of the four tags is really the center of the device Below is the figure Figure 3 1 Hoisting with package In the bottom of the inverter there are forklift holes After unpacking there are three moving methods Cranes or chain hoisting e Forklifts e Rolling bars Cranes or chain hoisting Hoist via the rapes through the forklift holes and ensure the rape doesn t impact on the cabinet directly 37 System transportation storage and waste disposal ORR Figure 3 2 Cabinet hoisting Forklift Ensure the maximum bearing weight of the forklift The relieving 600mm 1200mm should be at least 1 2m long and its thickness should be less than 50mm and the width should be less than 50mm While moving a piece of wood
220. y parameters in stop state The setting method is 147 Detailed functional description similar with P7 06 and P7 07 The display content corresponding to each bit of P7 07 is described in the following table BIT15 BIT14 BIT13 BIT12 BIT11 BIT10 BIT9 BIT8 Inverter Inverter Current output input RTC HDI Reserved Reserved steps of Al3 terminalsterminals time frequency multi steps state state BIT7 BIT6 BIT5 BIT4 BIT3 BIT2 BIT1 BITO Output Input PID PID i Input Frequency Al2 Alt terminal terminal feedback preset voltage setting state state Function NAA Setting Factory Name Description R Code Range Setting Display coefficient P7 09 of 0 1 999 9 0 1 999 9 100 0 rotational speed Mechanical speed 120xrunning frequencyxP7 09 Motor poles it is used for regulating rotation speed display have no effect to actual speed Function Setting Factory Name Description 3 Code Range Setting Display coefficient P7 10 0 1 999 9 0 1 999 9 1 0 of linear speed Linear speed mechanical speedxP7 10 it is used for regulating line speed display error have no effect to actual speed Function Mak Setting Factory Name Description i Code Range Setting P7 11 DSP Manufacturers Versi

High Voltage Variable Frequency Speed Control System Operation

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