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High Voltage Variable Frequency Speed Control System User Manual

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4. d I I I I I I I I I m m m m T T ST le s 4 B lo e e e le Automatic switch Transformer j i Manual switch ansforme Power unit cabinet Conrobesbinet cabinet cabinet cabinet t io 11 Figure 1 Outline schematic drawing of the frequency inverter 1 Trans phase transformer cabinet The cabinet is equipped with a trans phase transformer on the inside the trans phase transformer adopts the d
5. E d 5 6 f ooo Wm m d e E 9 a Manual Switch Cabinet Automatic Switch Transformer Power Unit Control Cabinet D2 e n E Cabinet Cabinet Cabinet wA Figure 6 Outline structural chart of the high voltage frequency inverter E 2 SeSSS
6. 4 lV A 4 5 6 5 8 68 ai V Ro 800 FA _ 800 Ens 8 9 g Z E l m m B s DASS Uu E v 2 S 222 f Q 2 7 S 2 eem 78 2 e A O g 9 g E 4 Figure 9 Schematic Drawing 1 of installation requirements of the high voltage frequency inverter Front view 22 CC c Y ra tlle n 4 H 35 yt 3g Interior ground plane h 1
7. 9 5 i d 9 9 Pull Pd 3 mmi j F a 6 J i T 74 35 Wa e 3 SI X Fa Ground Figure 8 Hoisting schematic drawing of high voltage frequency inverters During the handling of variable frequency speed control systems it is allowed to do the job referring to the 2 methods shown in the figures above Method 1 is to put the fixed wire ropes through the drill holes on the bottom of the frequency inverter cabinets the latter method is to carry out the handling using rolling bars 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 1 Check the data tags of the high voltage variable frequency speed c
8. Figure 7 Inner schematic drawing of the high voltage frequency inverter 15 2 6 2 System size parameters Table 1 of the Basic parameters of CHH100 Series of frequency inverter 3kV Rated Rated Serial Frequency inverter Rated current ce voltage capacity Outline dimension of frequency Size of Manual Size of automatic Motor power inverters bypass cabinet bypass cabinet W2xHxD mm 200 4100 X 2400 X 1200 model CHH100 0200 03 CHH100 0250 03 CHH100 0315 03 CHH100 0400 03 CHH100 0500 03 CHH100 0630 03 CHH100 0800 03 250 4350 X 2400 X 1200 315 4350 X 2400 X 1200 500 400 4350 X 2400 x 1200 80 116 500 4350 X 2400 x 1200 750 150 630 4350 X 2400 X 1200 980 185 800 4950 X 2700 X 1200 CHH100 0900 03 9 _ _ o o9 o sg50x2700x1200 100 1000 03 230 1000 4950 x 2700 x 1200 9 CHH100 1250 03 1250 o ee _ 9 o 9 ee o _ 9 gt CA 0 1 2 4950 X 2400 x 1200 CHH100 1400 03 1400 4950 X 2700 x 1200 CHH100 1600 03 1600 4950 X 2700 x 1200 CHH100 1800 03 1800 6250 2700 x 1500 CHH100 2000 03 2000 6250 2700 x 1500 CHH100 2240 03 2240 6250 2700 x 1500 CHH100 2500 03 33 0 600 2500 7200 X 2700 1500 CHH100 2800 03 650 2800 7200 X 2700 X 1500 Table of the Basic parameters of CHH100 Series of frequency inverter 6kV G2 4 5 6 7 Rated Rated
9. 15 2 6 2 system size parameters 16 Chapter 3 System transportation storage and waste disposal 1 mmmHHHm e MH 20 3 1 transportation of high voltage variable frequency speed control systems 77007 20 3 2 Arrival acceptance check 0X 20 3 3 Storage and conditions eeeee eer errr er er ere eere eer rere rere rere rere eer reer rere rere eer ee 21 3 4 Storage of spare parts Pere eer reer errr ere rere rererer rere rere rere rere rere eer reer rere rer reer rere rer reee rere rer ere reese reer A 21 3 5 Product waste treatment 7 MM MM HH 21 Chapter 4 System Installation and Wiring tnnt nnne nennen tento 22 4 1 Installation of cabinet bodies e 22 4 2 Installation of the high voltage parts POPPeeT ETE T TEST E rere 25 43 Wiring of user terminalS eee 2 Chapter 5 System debugging and running nnne nnne tente nsn tente ntn tente ntn nis 31 5 Items of detection and confirmation before debug running 70e 31 5 2 Tests of Control cabinet power on and after POW GI Omi 31 5 3 Main loop power on and power on debugging eeeeeososesosososososossososesosososososeseseseseseseseeeeeeeeecee 32 54 Test with IDOtOTS HH ceo 33 Chapter 6 Operation of the variable frequency speed control system mH 34 6 1 Description of switch cabinet M eee 34 6 2 Operation steps of variable frequency speed control system eene 35 Chapter 7 Human machine interface nnne
10. cmmwewoos 3 3 2m 9 Cx 5 3m x rexmeeum 9 Ux cmmwasoos 5 am me 99 amooo 5 sw _ Cx cmmwaxen 5m 4m LE Cx amos 5 m m I I Table of the basic parameters of CHH100 Series of frequency inverters 10kV Rated Rated Outline dimension of frequency Size of bypass Size of bypass Serial Frequency inverter Rated current Motor power voltage capacity inverters cabinet cabinet NO model A kW kV KVA W2xHxD mm Wl mm W2 mm m m Sexmexm we 9 3 2 sexmexue ww 99 _ 5 o 3e a sexmexue 99 w w sexmexme _ cmmwassm o w m _ s xe w sexmwxue 5 5 x sexmexue 5 3 e x se s o e 99 _ cmmwomae o w e 8 _ amomo w w s m w w emma w 9 s w swo 9 _ omom w m w sexe 18 3 aed sexswxum 99 Tis o me m 99 _ Tis
11. 1 cabinet E User switch cabinet User switch x eee Qs 1 a High voltage f High voltage 3 Variable frequency 3 variable frequency C H H 1 00 speed control speed control system C H H 1 00 system iL QS KM2 p Figure 2 Schematic drawings of Manual and automatic switch cabinets As shown in the drawing above this is a typical configuration of switch cabinets wherein the QS1 and QS2 are the manual knife switches the KM1 2 and KM3 are the vacuum circuit breakers Users can choose to use manual switch cabinet or automatic switch cabinet as needed 2 5 Public technical parameters specifications and models 2 5 1 Model description CHH 100 1000 10 8 Number of power High voltage units frequency inverter Voltas Ist generation V F 10 10KV control 06 6KV Universal products 03 S3KV Power grade Figure 3 Product model definition of CHH Series frequency inverters 252 Descriptions of data plate mo Company name Model number Power Input specification Output specification Bar code e SHENZHEN INVT ELECTRIC CO LTD MODEL CHH100 100 10 8 SPEC V1 POWER 1000kW INPUT AC 3PH 10KV 10 50 60HZ OUTPUT 71A AC 3PH 0 10KV 0 120HZ MADE IN CHINA Figure 4 Data plate of the high voltage frequency inverter 13 2 5 3 14 General parameters of the system Items Rated capacity Rated power Input vol
12. 5 E Channel B percentage L nia of frag uency salting js ye Channel A frequency setting 7 Figure 29 A B channel combination diagram Notice 1 Current or voltage signals of alalog input is selectable by jumper 2 AI AI2 AI3 is programmable analog input terminals Please refer to description of P5 group 3 When the command source is HDI Please set its percentage refer to description of P5 group 4 Standard of HDI setting 24V 0 0 50 0kHz 5 when P0 03 5 inverter run in multi step Please refer to P5 group termial to select running stage according to PA group to select current running frequency 6 Multi step speed is priority 7 0 03 5 when multi step terminal is 0 command source come from first stage frequency setting UP DOWN setting is availabe 8 0 03 7 user can write A command source in 2000H location through Modbus protocol Please refer to communication parts 9 0 06 is used to set general frequency source status of P0 06 0 1 2 switched by terminal function in P5 group Function UM Factory P0 07 P0 08 120 00Hz P0 08 120 00Hz 50 00Hz frequency Notice The frequency reference should not exceed maximum frequency Actual acceleration time and deceleration time are determined by maximum frequency Please refer to description of P0 11 and P0 12 Function Factory P0 08 e P0 09 P0 07 POO9 POO7 09 P0 07 50 00Hz 00Hz Super Ee T 0 00 P0 08 0 0
13. The request command is BUSST NENNEN Node address Command righ bys of Sar 9 103 Low byte of start address High byte of data number Low byte of data number The reply is START i Returned byte number 4 3 RTU mode write 5000 1388H into address 0008H slave node address 02 The request command is The reply command is 2H 6H OH 8H 3H 8H oH DH START T1 T2 T3 T4A transmission time of 3 5 104 Node address High byte of data address OOH Low byte of data address 08H T1 T2 T3 TA transmission time of 3 5 END bytes 4 ASCII mode write 5000 1388H into address 0008H slave node address 02 The request command is START 5 The reply command is START Node address High byte of data address Low byte of data address High byte of write content LRC CHK Hi LRC CHK Lo 105 END Lo END Hi 106 Appendix 3 High inverter LIST OF FUNCTION PARAMETERS Function ae Factory PO Group Basic Function P0 00 Speed control mode 0 Keypad LED extinguished P0 01 Run command 1 Terminal LED flickering source 2 Communication LED lights 0 V F control 1 Vector control reserved on 0 Valid save UP DOWN value when power off 1 Valid do not save P0 02 UP DOWN setting SOV Nae MRED 2 Invalid 3 Valid during running clear when power off 0 Keypad 1 A
14. 61 P9 ssreminatineton Jo S6 Terminal function S o o ow o P0 o P amp 10 o LIGNO aaa A 13 Ee Terminal function 8 39 LEN CNN NNNM function Settin Function Description Invalid Please set unused terminals to be invalid to avoid malfunction LE mm Please refer to description of P5 18 Reverse 3 Swirecontro Please refer to description of P5 18 Jog f d LEE Please refer to description of P3 06 P3 08 Jogreverse reverse The inverter blocks the output immediately The motor coasts to stop Coast to stop by its mechanical inertia Besspfauft Resets faults that have occurred It has the same function as STOP RST External fault normal close input device External fault normal Open input The reference frequency of inverter can be adjusted by UP command 10 Up command and DOWN command Stop the inverter and output a alarm when a fault occurs in a peripheral DOWN command Clear UP DOWN Clear UP DOWN Use this terminal to clear UP DOWN setting Please refer to description Temporary of 02 62 Setting value Ql I 16 17 18 19 0 2 22 23 4 2 26 29 C2 C2 OO Q2 Q2 N N N A ON ACC DEC t
15. teta testen tense 37 7 l Keybo ard 0 eee eee 3 7 7 2 Touch sereen RM lll 41 Chapter 8 Detailed Functional Description nnne enne entente 44 Chapter 9 Warning information and fault solution nnne nnne teen 85 9 Fault and trouble shooting 85 92 Unit eee 97 9 3 The action after fault M MMMMMMMMMeeeeee 88 9 4 Action after warning sitexbiserione vp lorc ue vui CUL oen idi Do EET RE OU us dv een We o 88 9 5 Common Faults and Solutions M 89 Chapter 10 Maintenance 90 vnu A 93 IvSuuvVI 95 Appendix Se 103 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 mo
16. 3 Amplifying circuit is abnormal Communication fault Current detection fault 1 Set proper baud rate 2 Check communication devices and signals 1 Check the wiring 2 Ask for support Autotuning fault EEPROM fault Read Write fault of control Press STOP RESET to reset parameters Ask for support 1 PID feedback disconnected PID feedback fault 2 PID feedback source disappears 1 Inspect PID feedback signal wire 2 Inspect PID feedback source Clock chip fault Clock chip damaged Ask for support Output grounding fault 1 output cable or motor have snigle phase grounding 1 Cabinet door open 2 Cabinet door switcher error Cabinet door switcher fault Grid overvoltage 3 Control grounding Grid voltage is 20 higher than rated voltage cable shield is not 1 Check external cable and motor grounding or not 2 Use M OHM meter checking the insulation of motor and motor cable Check the cabinet door status Check the switcher and touch point of cabinet door Decrease input Grid voltage 9 2 Unit fault CHH high voltage allow unit report all of current fault There are 12 bits each bit corresponding to one tpye fault inverter will report the fault according to ther way of EX1X2 Y1Y2 when unit fault without the fault shield Fault unit X1X2 means the first unit with error Fault code Y1Y2 is corresponding to first fault unit fault bit All of fault information can be found with funct
17. 0 No action 1 Inverter restores all parameters to factory setting except P2 group 2 Inverter clear all fault records 3 Inverter restores special parameters for injection molding machine This function code will restore to 0 automatically when complete the function operation Function mm Factory 0 Disabled 0 17 AVR function 1 Enabled all the time 0 2 1 2 Disabled during deceleration AMR Auto Voltage Regulation function ensure 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 but the current will be big If AVR function is enabled all the time the deceleration time will be long but the current will be small P1 Group Start and Stop Control Function ELT 0 Start directly P1 00 Start Mode 1 DC braking and start 0 2 2 Speed tracking and start 0 Start directly Start the motor at the starting frequency determined by P1 01 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 mo
18. Lert T e HDO A Multi function input terminals 9 69 ad Y 2 OC collector high speed impulse output Multi function input terminals 10 _ S10 COM Multi function input terminals 11 1511 Multi function terminals 12 4 12 oy PA RO1B gt Relay output 1 Multi function input terminals 13 13 by d J I S 9 Multi function input terminals 14 614 all R02 al D Multi function input terminals 15 1615 02 Relay output 2 E p Ah s Multi function input terminals 16 S16 ber COM pe gt Relay output 3 PE R03C R04A S N TES 0 485 RO4B 5 gt Relay output 4 Standard 485 communication i d 485 R04C ROSA One RO5B gt Relay output 5 y 10 RO6A 11 E ROOB gt Relay output 6 0 10V 0 20mA I 7 sRO6C 0 10V 0 20mA on 12 ROTA 1 Voltage and current input R07B amp AI3 Jumper Switch P gt Relay output 7 10V 10V ROIC a oGND M ROSA Analog input TN S PE ROSB gt Relay output 8 ROBC Figure 13 Wiring diagram of user terminals of the high voltage frequency inverter 2 Precautions A Note the grounding check Usually the user control wires shall not use the wires with reinforced insulation If wire insulators are damaged due to certain reasons then the intrusion of the high voltage into the control circui
19. The main function of Modbus is to read and write parameters The Modbus protocol supports the following commands Read inverter s function parameter and status parameters 0x06 Write single function parameter or command parameter to inverter All drive s function parameters control and status 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 status parameters please refer to the following table Ed Address Meaning of value Description Feature 0001H Forward 0002H Reverse 0003H JOG forward 1000H Control command s 0001H Forward running 0002H Reverse running Inverter status 1001H 0003H Standby 0004H Fault 0005H POFF status Communication Setting Range 2000H Fmax Fmax If itis set as PID preset value or 2001H feedback value the value is the percentage of the PID e 0001H variable frequency Communication 0002H power frequency W R setting 0003H switch to power frequency from variable frequency 0004H switch to variable frequency from power frequency 0005H Cut off high voltage Virtual terminal address setting AM with range O OxFFFF Status 3000H Output frequency R parameters 3001H Reference frequency R 302H 0 Bus voltage R 3008H Output voltage R Output current R 2002H 100 3005H Rot
20. 89 336EC NFPA 70 NFPA 77 OCMA NWGIREV2 ISO IEC 11801 NEMA GB 12326 GB T 14549 GB 1094 1 1094 5 GB 6450 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 GB T4064 1983 GB4028 1993 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 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 convertors Specification of basic requirements Semiconductor convertors Application guide semiconductor convertors Transformers and reactors Technical specifications for the packing of power convertor General specifications for packing of mechanical and electrical product General guide for designing of electrical equipment to satisfy safety requirements Degrees of protection provided by enclosures IP code and other relevant standards currently used Chapter 2 Product Overview 2 1 Technical features CHH Series high voltage
21. Only support voltage range 0 10V Biase usu ax mum output loop current range 0 2mA minimum input impedance of external circuit 5KQ Outputting the voltage and current corresponding to the GND terminals Analog output While voltage output Output voltage AO3 AOA terminals Support the range 0 10V output permit E inputs of voltage and impedance25K OQ current While current output Output current range 0 20mA output permit impedance 100 5000 Contact point definition A Public ROI R02 terminal B Normally closed C R04 R05 R06 Relay output terminals Normally open R07 R0S Contact point capacity AC250V 1A DC30V 1A 2 Wiring diagram of user terminals 28 CHH Series variable frequency speed control system 24 AQ et Analog output 1 High speed impulse input HDI CNDe 0 10V Multi function input terminals Rm 61 T TA 020 Analog output 2 Multi function input terminals 2 62 Ve s idi i GNDo Multi function input terminals 3 193 Multi function input terminals 4 _ S4 Pu iid 039 Analog output 3 T 0 10V 0 20mA Multi function input terminals 5 S5 ve Multi function input terminals 6 56 f ve J4 A046 Analog output 4 Multi function input terminals 7 _ 67 Eu x I GND pare es Multi function input terminals 8 S8
22. inverter stoped and indicate error If user want bypass failure unit it s necessary to set Pb 12 to bypass failure unit after stopping 1 Auto bypass unit failure inverter do not stop and bypass failure unit automaticly Pb 12 is invaild CHH series high voltage inverter Supporting a maximum of 9 units in series each bit of Pb 12 corresponding to unit number in series Pb 12 indicate as hexademical each bit corresponding to one unit If bit 1 No bypass If bit 0 means bypass the unit Function Te Factory hardware Pb 13 overcurrnet 50 200 50 200 150 threshold Power frequency Q manual power frequency bypass Pb 14 bypass when failure 1 Auto power frequency bypass Inverter switch to power frequency when failure O 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 82 PC Group Serial Communication Function Factory This parameter determines the slave address used for communication NEN master The t 0 is the broadcast address Function ee Factory 0 1200BPS 1 2400BPS Baud rate 2 4800BPS 0 5 4 selection 3 9600BPS 4 19200BPS 5 38400BPS This parameter can set the data transmission rate during serial communication Notice The baud rate of master and slave must be the same Function PC 02 Data format This
23. o 1 _ s amono o me s m sexmexuw 99 _ 18 CHH100 1600 10 10 1900 112 1600 6500 2700 X 1500 1000 900 Remarks The outline dimensions of the high voltage variable frequency speed control systems listed in the table above are the standard sizes The outline dimensions of the high voltage variable frequency speed control systems 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 Chapter 3 System transportation storage and waste disposal The functional unit electrical cabinets of CHH Series high voltage variable frequency speed control systems are assembled tested and packaged as a whole for outgoing from factories 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 control 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 spe
24. the mode of Variable frequency 36 Chapter 7 Human machine interface Alarm lamp Tt Fault Operation INVE Ready Remote grounding Vom uae m Iw Z N Touch screen adl ms Keyboard Door lock E Figure 16 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 wires All operations of controls parameter settings status 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 fo Nay Ka m J RUN TUNE FWD REV LOCAL REMOT TRIP Mz i Digital display H Program or Exit button ESC NE SEVT NC _ E I 1 e d wv ES N R J P Run button n UN RST e Number modification buttons Functional indicator lamps Unit indicator lamps Data check button Shift button Stop button Fault reset button Figure 17 Schemat
25. 0000 FFFF value Pg 75 Unit C1 fault indicated 0x0000 0xFFFF 0000 FFFF 305 value Unit C2 fault indicated 0x0000 0xF FFF 0000 FFFF 306 Pd 76 value Parr Unit fault indicated 0x0000 0xF FFF 0000 FFFF 77 value Unit C4 fault indicated 9x9000 0xFFFF 0000 FFFF 308 Pd 78 value Pd 79 Unit C5 fault indicated gx9000 0xFFFF 0000 FFFF o hose value Unit C6 fault indicated 0x0000 0xF FFF 0000 FFFF 310 Pd 80 value Unit C7 fault indicated 0x0000 0xFFFF 0000 FFFF 311 Pd 81 value Unit C8 fault indicated 0x0000 0xFFFF 0000 FFFF 312 Pd 82 value Pd 83 Unit C9 fault indicated gx9000 0xFFFF 0000 FFFF pt sts value PE factory function group 127 128
26. 1 closed Status of KM2 ON KM2 closed Status of ON closed Inverter receive Variable frequency it should pass Permission of self testing and time of waiting for swithing on and high voltage then send signals to up level operation platform or high switcher on voltage switcher The up level will switch on the high voltage switcher after the receiving When inverter need to break with high voltage switcher send signals to up level t operation platform or high voltage switcher to break the high voltage switcher to protect inverter 13 14 15 Emergency breaking of high voltage N O Notice ON Relay normal open switcher close normal close switcher open Function ON OFF output S x selection selection selection 68 selectio Analog output terminal 1 and 2 have 0 10V voltage output while Analog output terminal and 4 can provide both 0 10V voltage and 0 20mA current signal It is selectable by the jumper J3 AO3 and on I O the board High speed pulse output The maximum pulse frequency is 50 0 kHz Please refer to description of P6 08 AO HDO output functions are indicated in the following table 4 Output torque 0 2 rated torque 8 Ape WW 9 Ave 0v 0 1 5 rated Current peak value 0 1 5 rated Current peak value 0 1 5 rated Current peak value 0 1 5 rated Current peak value 0 1 5 rated Current peak value Functi
27. 2000v 0 2000 283 voltage indication Pd 54 Pd ss UnitC8 DC bus 9 2000V 0 2000 285 voltage indication Pd sg 9 DC bus 9 2000V 0 2000 286 voltage indication Pd 57 Unit A1 fault indicated 9x9000 0xFFFF 0000 FFFF o pog value Pd 58 Unit A2 fault indicated 0x0000 0xF FFF 0000 FFFF o p value Pd 59 Unit fault indicated 0x0000 0xF FFF 0000 FFFF o og value eue ee 0x0000 EEE 0000 FFFF 290 value Pg 61 Unit As E indicated 0x0000 0xF FFF 0000 FFFF o pom Value 126 Unit C7 DC bus 9 2000V 0 2000 284 voltage indication Pasz A6 fault indicated 0x0000 0xF FFF 0000 FFFF 292 Paez 62 value Unit A7 fault indicated 0x0000 0xFFFF 0000 FFFF value Unit A8 fault indicated 9x0000 0xFFFF 0000 FFFF 294 value Unit A9 fault indicated OxFFFF poorer FFFF 295 Pd 65 value Unit B1 fault uni cc 0x0000 0xFFFF 0000 FFFF 296 Pd 66 NS Pg 67 Unit B2 fault indicated 0x0000 0xFFFF 0000 FFFF 297 value B3 indicated FFFF 298 2d Unit B4 fault 0x0000 0xFFFF 0000 FFFF 299 value 70 Unit BS fault indicated moveo OxFFFF poorer FFFF 300 value Par Unit B6 fault il _ 0x0000 0xFFFF 0000 FFFF erum Pd 71 value Pare Unit B7 fault indicated 9x0000 0xFFFF 0000 FFFF o poe Pd 72 value Unit B8 fault indicated 9x0000 0xFFFF 0000 FFFF 303 UPS value 74 Unit B9 be indicated 9x0000 0xFFFF
28. 3000 0 on model Depends Motor stator 0 001 65 5350 0 001 65 535 resistance on model Depends Motor rotor resistance 0 001 65 5350 0 001 65 535 on model Depends Motor 0 1 6553 5 inductance on model 1 2 05 2 06 2 07 2 08 2 09 lt MOTOR mA 0 1 6553 5mH 0 1 6553 5 i inductance on model Depends 0 01 655 35A 0 01 655 35 on model P3 Auxiliary function group P2 10 Current without load U U R go 109 Function Code Description Factory Depends P3 00 0 1 3600 0s 0 1 3600 0 Acceleration time 1 on model Depends P3 01 Deceleration time 1 0 1 3600 0s 0 1 3600 0 on model Depends P3 02 Acceleration time 2 0 1 3600 0s 0 1 3600 0 on model Depends P3 03 Deceleration time 2 0 1 3600 0s 0 1 3600 0 on model Depends P3 04 Acceleration time 0 1 3600 0s 0 1 3600 0 on model Depends Deceleration time 0 1 3600 0s 0 1 3600 0 on model P3 06 0 00 P0 07 0 00 P0 07 5 00Hz jo fox Depends 0 1 3600 0s 0 1 3600 0 on model P3 07 Jog acceleration time Depends P3 08 Jog deceleration time 0 1 3600 0s 0 1 3600 0 on model P3 09 Skip frequency 1 0 00 P0 07 0 00 P0 07 0 00Hz jo fos Skip frequency 0 00 P0 07 0 00 P0 07 0 00Hz 56 Skip frequency 2 0 00 P0 07 0 00 P0 07 0 00Hz os 12 Skp requency 4 05 59 57 0 00 P0 07 0 00Hz 58 bandwidth 2 F
29. F curve 1 7 order Torque stepdown V F curve 2 0 order Linear curve EA Output frequency Figure36 Multiple V F curve diagram Function TE Factory P4 01 0 0 10 0 0 0 100 SARE 0 0 50 0 0 0 50 0 20 0 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 Notice This value should not be too large otherwise the motor would be over heat or the inverter would be tripped by over current or over load If P4 01 is set to O the inverter will boost the output torque according to the load automatically Please refer to following diagram Output voltage boost Output frequency Figure 37 Torque boost diagram Function V F slip R P4 03 0 0 200 0 0 0 200 0 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 09 f n P 60 Where Js is motor rated frequency P2 02 n is motor rated speed P2 03 and P is pole pairs o
30. ITIUH HOLD TIME 07 STOP BRAK DELAY 0 0 50 05 0 0 50 05 12 RESTART 0 i A 03 START BRAK CUF 0 0 120 0 04 START BRAK TII 0 0 50 0s Figure 28 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 running the popped out soft keyboard 47 Chapter 8 DETAILED FUNCTIONAL DESCRIPTION PO Group Basic Function Function Mer Factory Speed control 0 V F control P0 00 O 1 mode 1 Vector control reserved Select inverter speed control mode 0 V F control V F control It is suitable for general purpose application such as pumps fans etc it also can be drive several motors by one inverter Function Factory command Keypad LED extinguished source 1 Terminal LED flickering 2 Communication LED lights on The control commands of inverter include start stop forward run reverse run jog fault reset and SO on 0 Keypad LOCAL REMOTLED extinguished Both and key are used for running command control If Multifunction key is set as FWD REV switching function P7 03 is set to be 1 it will be used to change the rotating orientation In running status pressing and in the same time will cause the inverter coast to stop 1 Terminal LED flickering The operation including forward run reverse run
31. P5 07 S8 Terminal function 0 39 86 10 Up command 12 Clear UP DOWN Temporary fo o 15 ACC DEC time selection 2 meret sam s mem p jo m reference 1 5 12 513 Terminal function 17 Multi step speed eerendO39 o 3 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 2 29 Reserved 30 Available frequency running 31 Power frequency running 32Switching from variable frequency to power frequency 33 Switching from power P5 15 S16 Terminal function frequency to variable 939 94 frequency 34 Emergency breaking input of high voltage 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 P5 16 Polar selection of OxX0000 0xFFFF 0000 FFFF 0000 jo fos 112 0 2 wire control mode 1 FWD REV terminals 4 2 wire control mode 2 control mode 2 3 wire control mode 1 3 3 wire control mode 2 UP setting change ratd 0 01 50 00HZ s 0 01 50 00 0 50Hz s NS 20 DOWN pes change 9 91 50 00Hz s 0 01 50 00 0 50Hz s 9 5 21 AM lower limit 0 00V P5 23 0 00 P5 23 0 00V 22 lowerimit 100 0 100 0 100 0 100 0 0 0 corresponding setting 5 23 Al1 upper limit P5 21 10 00V 5 21 10 00 10 00V 1
32. P6 21 100 0 100 0 upper limit P6 28 corresponding 0 00 10 00V 0 00 10 00V 10 00V output P6 29 0 00 P6 31 0 00 P6 31 0 00 AO4 lower limit P6 30 corresponding 0 00 10 00V 0 00 10 00V 0 00V output P6 31 P6 29 100 0 P6 29 100 0 100 0 AO4 upper limit P6 32 corresponding 0 00 10 00V 0 00 10 00V 10 00V output 70 P6 27 P6 25 100 0 P6 25 100 0 100 0 The function is similar to HDO terminals Notice When AO is current output 1mA is corresponding to 0 5V For details please refer to description of each application AO 10V 20mA 0 0 100 0 Figure 45 Relationship between AO and corresponding setting P7 Group Disply interface Function Uu Factory The password protection function will be valid when set to be any nonzero data When P7 00 is set to be 00000 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 LCD language 0 Chinese P7 01 0 1 selection 1 ENGLISH Reserved Function Factory 0 Invalid P7 02 Parameter copy 1 Upload parameters to LCD 0 2 2 Download parameters from LCD P7 02 will take effect when LCD keypad is used 1 All value of parameters
33. Pressing RUN button and STOP RST button simultaneously the variable Combination frequency speed control system stops freely 2 Description of functional indicator lights Indicator light Description of indicator light name 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 RUN TUNE 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 Forward amp Reverse indicator light Lights off indicates the system is in the Forward state FWD REV Kein ise Lights on indicates the system is in the Reverse state Control Mode indicator light Lights off indicates the Keyboard Control mode lights LOCAL REMOTE 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 Frequency unit Do A 5 Cumentunt ooo Warning Fault reset button Voltage unit Rotation speed unit Hz A V RPM 7 1 3 Description of keyboard operations 1 Description of keyboard interface hierarchies Fault interface ullae m
34. UP DOWN will be cleared Notice The value of UP DOWN will be cleared when user restore the inverter Function T Factory 0 Keypad 1 Alt 2 AI3 Frequency A 3 HDI1 0 7 command source 4 Simple PLC 5 Multi Step speed 6 PID 7 Communication Frequency B command source 2 0 3 Scale of frequency 0 Maximum frequency P0 05 B command if as A command Frequency 1 command selection 2 This parameter can be used to select the reference frequency command 0 Only frequency command source A is active 1 Only Frequency command source B is active 2 Both Frequency command source A and B are active Reference frequency reference frequency A reference frequency B 3 Both Frequency command source A and B are active Reference frequency Max reference frequency A reference frequency 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 Frequency command selection refer to P0 05 and P0 06 49 i A PO O3 Al A PO 06 a2 yi 4 Channel A 4 __ frequency setting B Frequency settini d J Real frequency HO s A __ setting Multi step 3 AB Speer Pip Channel B Communication setting frequency setting Mat B ji Poos Ail L a Maximum frequency 1 i 2
35. 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 15 steady 4 Press the Slowdown amp Stop button the output frequency of the frequency inverter has decreased And press the Free stop command when it decreases to about 5HZ 5 After blocking the pulse press the Start command again then the frequency inverter will reach the current rotating speed within 2 seconds and steadily accelerate the motor to 50HZ 6 No jump fault is allowed during the deceleration process 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 33 Chapter 6 Operation of the variable frequency speed control system Running without complying with the guidance of Chapter 1 Safety Notes 15 very dangerous 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 The description in this chapter only takes the switch cabinet of our company as an example the different application requirements will cause the changes of the wiring principles of the switch cabinet please refer to the description in
36. attribute of disturbance source and receiver can not be changed 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 that 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 D 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 2 Output voltage is high frequency PMW wave which can increase the 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 3 As the electromagnetic receiver too strong interference will damage the inverter and influence the normal using of customers 4 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 n
37. be carried out by professional electrical technicians lt operation can only be carried out after confirming that the control circuit and the main circuit both have no voltage input The I O cables must be wired according to the instructions and no error is allowed otherwise the equipment may be damaged Confirm that the input power supply complies with the requirement of the product technical specifications The I O lines must meet the requirement of insulation and capacity The variable frequency speed control system shall be installed onto flame retardant matters e g metal stands cement ground etc Flammable objects shall not be placed inside the cabinet of the variable frequency speed control systems or around them including the equipment drawings instruction manuals and others About operation A Warning lt 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 The switch must not be operated with wet hands When trip and reboot 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 status the terminal may still be charged and must not be touched The start stops of the high voltage frequency inverter s
38. 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 trans phase transformer cabinets power unit cabinets and control cabinets manual switching cabinets and automatic switching cabinets can also be equipped according to the user s requirements while in actual use CODO CILE immi ma L 7 3 g q E zi
39. current function code Display and modify the identifier number of the current function code Sub function codes Display and modify the value of the current function code 39 In the Fault interface Parameter inquiry interface press 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 buttons in this level of menu Pressing button in the 1 level menu will return to the Basic interface In the 1 level menu press button to enter the 2 level menu of the Operation interface In the menu of this level we can switch the modified bit number by pressing the button and modify the sub function number below the specified bit number by pressing the amp Y button Press button in the 2 level menu to return to the menu of the 1 level In the 2 level menu press 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 1 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 be modified by pressing the button and increase or decrease the numerical value by pressing the button Note Not all function codes are allowed to be mo
40. 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 a part of a high voltage large capacity motor reconstruction project the vertical protection of the high voltage motor protection 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 25 26 No special requirement to the cables between the primary side of the transformer and the circuit breaker 1s 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 lower capacitance value 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 with outputs to the motors No special requirement of the Cables from CHH Series high voltage variable frequency speed con
41. fault after your confirming of the fault level and CHH series inverter is complicated electronics converter equipment Inspection or repair must under instruction of manufacture engineer 3Please make sure the power supply off and filter capacitor discharge completely when you inspection or repair 9 4 Action after warning 1 system warning introduction code Input over Make sure grid voltage within rated A00 01 1 Grid voltage too high Voltage vibration range 15 1 Overload 2 Enviroment temperature too high 3 Temperature controller fault 1 check external signal cable and shield layer ground right or not 2 Check transformer load and enviroment Phase shift temperature compare to rated value transformer 3 check install condition 4 Cooling fault 5 Protection circuit wire under interference 6 Control cable shield is not right grounding 1 Off or not plugged 1 Inspect main control power supply make A00 03 Main control 2 Control cabinet main sure connector plug in power supply off control power supply 2 Check and make sure Q1 close switcher open Q1 Check K7 work status Please replace overheating 4 check control cable shield layer grounding right or not 6 Check temperature controller and its Circuit 92 3 Control cabinet main K7 if it can not work properly control power supply feed 4 Ask for service back relay K7 fault 1 Off or not plugged 2 Control cabinet Alte
42. for details Please refer to function table as below If Bit is 0 the parameter will not be displayed If Bit is 1 the parameter will be displayed Press D SHIFT to scroll through these parameters in right order The display content corresponding to each bit of P7 06 is described in the following table BIT15 BIT14 BIT13 BIT12 BIT11 BIT10 value ipe ue nput terminal status PID feed back BIT9 BIT8 BIT7 BIT6 BIT5 BIT4 PID preset Output torque Output powe Rotation speed Output current BIT3 BIT2 BIT1 BITO Frequency Output voltage Input voltage setting Running frequecny The display content corresponding to each bit of P7 07 is described in the following table 10 low bits of P7 07 available and high 6 bits reserverd BIT15 BIT 14 BIT13 BIT12 BIT11 BIT 10 Reserved BIT9 BIT8 BIT7 BIT6 BIT5 BIT4 Time time Current percetage Current nverter output Inverter input 9 of inverter rated percentage 72 Current BIT3 BIT2 BIT 1 BITO Input power Input current steps of HDI frequency factor Multi step Notice The input output terminal status of bit11 and bit 12 in P7 06 bit8 and bit9 in P7 07 are displayed by decimal numbers which convert to hexademical numbers with each bit represent the terminal ON OFF status Example decimal demical 10 convert to be 1010 of hexademical number which mean bit2 and bit4 are on the others is OFF for details please refer to P8 08 and P8
43. 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 2009 3 20 15 13 41 Figure 19 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 Serial NO Buttons and co
44. mutual interference The grounding of signal lines must be connected to shielding wires reliably the shielding 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 control signals the connection length of the control signal lines shall be limited within 50cm Note the wiring inspection After the wiring is completed please be sure to check 30 lt Whether there is anything wrong with the wiring lt Whether there is any residue of the screws and connectors inside the equipment lt Whether there is any loosening of the screws lt gt Whether the bare conductors of the terminal parts are connected to other terminals Chapter 5 System debugging and running The debugging of CHH Series 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 electric technici
45. of energy saving but also significantly reduces the mechanical abrasion of the motor and its loads saving maintenance costs for the users 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 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 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 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 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 h
46. 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 High reliance 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 electronic 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 simple tools within a few minutes very conveniently and easily 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 cod
47. run without tripping by reducing its output frequency and feedback energy via motor Notice If PB 05 is too big the feedback energy of motor will be too large and may cause over voltage fault If PB 05 is too small the feedback energy of motor will be too small to achieve voltage compensation effect So please set PB 05 according to load inertia and the actual load Function Factory Code Name Description Setting Range Setting Over voltage stall 0 Disabled 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 reducing 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 1 Figure 55 Over voltage stall function Function aet Factory Pb 08 Over current 0 Disabled 0 4 protection 1 Enabled Pb 09 Over current stall 50 200 50 200 120 threshold During acceleration of inverter the actual moto
48. setting P5 38 HDI1 upper limit P5 36 50 000kHz P5 36 50 000kHz 50 000k HDI1 upper limit 100 0 P5 39 corresponding 100 0 100 0 100 0 100 0 setting HDI1 filter time x 0 10s 640 200 1000 0010 00 0105 The description of P5 36 P5 40 is similar to 11 P6 Group output terminals CHH series have 8 multifunction Relay output terminals 4 analog output terminals and 1 high speed pulse output terminal Function S Factory Code Name Description Setting Range a selection selection selection selection E GNE NN NEN E selection selection selection 67 No output Output terminal has no function 1 Run FOR REV ON During forward reverse run 2 Fault output ON Inverter is in fault status 9 FDT reached Please refer to description of P3 15 P3 16 4 posue Please refer to description of P3 17 reached 5 a ON The running frequency of inverter is zero running Variable Oe ON inverter working in variable frequency status frequency 7 ON inverter working in power frequency status frequency Upper frequency limit ON Running frequency reaches the value of P0 08 reached Lower frequency limit ON Running frequency reaches the value of P0 09 reached dd 7 ON Inverter is ready fault power is ON running Ready for high voltage power ON Pass self testing allow power on with high voltage on Alarm output ON Alarm Not serious enough for error Status of KM1 ON
49. 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 Users 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 X Allconnections of the electrical installations of high voltage variable frequency speed control systems must be installed by experienced electric engineers according to the national standards related to electrical installations 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 All work must be carried out while the main power supply and the auxiliary power supplies are all disc
50. 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 4 Leakage Current Leakage current includes line to line leakage current and over ground leakage current Its value depends on distributed capacitances and carrier frequency of inverter The over ground leakage current which is the current passing through the common ground wire can not only flow into inverter system but also other devices It also can make leakage current circuit breaker relay or other devices malfunction The value of line to line leakage current which means the leakage current passing through distributed capacitors of input output wire depends on the carrier frequency of inverter the length and section areas of motor cables The higher carrier frequency of inverter the longer of the motor cable and or the bigger cable section area the larger leakage current will occur Countermeasure Decreasing the carrier frequency can effectively decrease the leakage current In the case of motor cable is relatively long longer than 50m it is necessary to install AC reactor or sinusoidal wave filter at the output side and when it is even longer it is necessary to install one reactor at every certain distance 98 Appendix 2 Interfaces RS485 asynchronous half duplex Default 8 E 1 19200bps See Group PC parameter set
51. 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 buttons 4 S buttons on the keyboard are most commonly used Here is the summary of the functions of this button Interface Function Status Query interface Increase decrease the frequency currently configured perform fine tuning to the configured frequency Menu of the Increase decrease the group number of the current function code 1 level Operation Menu of the Increase decrease the number of the current sub function code interface 2 level Menu of the Increase decrease the numerical value of the current function code 3 level 40 7 2 Touch screen 7 2 1 Introduction of the touch screen In CHH Series high voltage variable frequency speed control systems the touch screen is an optional device However the running interface of touch screen is simple and intuitive so we recommend using this configuration 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 system 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 7 2 2 The
52. the main transmission signal is the drive signal failure and alarm signals and other control signals of power units The output current detection Hall 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 standby power supply 1s still valid the electricity for the control cabinet will be provided by the main 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 switch 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 switch cabinet Touch screens keyboards and other human machine interfaces area all installed on
53. the variable frequency speed control system 15 in the state of fault or warning If any fault occurs then the fault indicator light and warning light will be turned on the warning light will produce a buzz sound 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 and will buzz intermittently Running indicator light This indicator light indicates whether the variable frequency speed control system 15 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 15 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 1 through physical lines by pressing the emergency breaking switch and thereby minimize the losses Note After pressing the Emergency Breaking button please turn to loose then switch the power on Note When the switch cabinet is in the power frequency state the Emergency Breaking button is invalid If you then want to cut off the high voltage the only applicable method 1s either directly cutting off the upper level power 34 supply or sending the directive of cutting off h
54. 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 3 Using polyethylene materials or aluminum metal film as the protective packaging can prevent the water content from infiltrating Regular inspections During the whole storage period the inspection of the storage status and packaging status 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 you shall immediately check 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 undertake any product quality guarantee responsibility for the damages caused by external shocks or external environment within the product quality guarant
55. 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 Whether the working condition allows the free shut down of the motor needs to be fully estimated During the process of free shutting down due to the residual magnetism voltage may still exist in the output cables 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 2 Send down the power 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 switch cabinet If the high voltage switch in the upper level 15 not controlled by the system the system will break off the switch of the switch cabinet 4 If the high voltage switch in the upper level is not controlled by the system then you need to manually break off the high voltage switch in the upper level after the switch of the switch cabin
56. 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 current motors under standard high voltage 3kV 6kV 10kV providing the following features l 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 will not produce any harmonic interference to the other electrical equipment on the same grid Low output harmonic CHH Series high voltage variable frequency speed control systems adopt the trans phase multiple WDM technology on the output side with ver
57. when there is high voltage The indicator light 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 If unit have voltage But the indicator is not light Please check virtual unit of inverter if corresponding to unit with input voltage Over voltage during decelerating 1 Check input voltage if too high or not 2 Increase decreasing time 93 10 MAINTENANCE WARNING e Maintenance must be performed according to designated maintenance methods e Maintenance inspection and replacement of parts must be performed only by authorized personnel e After turning off the main circuit power supply waiting for 10 minutes before performance maintenance or inspection e DO NOT directly touch components or devices of PCB board Otherwise inverter can be damaged by electrostatic e After maintenance all screws must be tightened In order to prevent the fault of inverter to make it operate smoothly in high performance for a long time user must inspect the inverter periodically within half year The following table indicates the inspection content 1 Daily Maintenance Items to be Inspection content Means criterion Checked P Operation environment Touch screen Frame work structure cooling fan Cooling channel phase shifting transformer High voltage contacor 2 Periodic Maintenance Gen
58. 0 Steel channel r4 W 7 208 Concrete 800 Figure 10 Schematic drawing 2 of the installation requirements of high voltage frequency inverters Side view The basic requirements of the widths of the surrounding channels of the cabinet are shown in the figure above and the table below Minimum widths of the surrounding channels of high voltage variable frequency speed control systems Layout mode Maintenance channel Running channel 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 lowering ambient temperature users 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 Centrifugal air blower Centrifugal air blower Filter mesh Air outlet lt a Air outlet Air outlet gt Air outlet mm Power unit mm Power unit E n Air inlet lPower unit L __ Air duct Air inlet gay Figure 11 Schematic drawing of the cooling air ducts of the high voltage frequency inverter The requirement of the foundation installation of the variable frequency speed control system The cabinet bodies of CHH Series hi
59. 0 100 0 C indication PD 11 temperature 0 0 100 0 C 0 0 100 0 C indication PD 12 temperature 0 0 100 0 C 0 0 100 0 C indication PD 13 temperature 0 0 100 0 C 0 0 100 0 C indication PD 14 temperature 0 0 100 0 C 0 0 100 0 C indication PD 15 temperature 0 0 100 0 C 0 0 100 0 C indication PD 16 temperature 0 0 100 0 C 0 0 100 0 C indication PD 17 temperature 0 0 100 0 C 0 0 100 0 C indication PD 18 temperature 0 0 100 0 C 0 0 100 0 C indication PD 19 temperature 0 0 100 0 C 0 0 100 0 C indication PD 20 temperature 0 0 100 0 C 0 0 100 0 C indication 85 PD 21 PD 22 PD 23 PD 24 PD 25 PD 26 PD 27 PD 28 Unit C1 temperature indication Unit C2 temperature indication Unit C3 temperature indication Unit C4 temperature indication Unit C5 temperature indication Unit C6 temperature indication Unit C7 temperature indication Unit C8 temperature indication Unit C9 temperature indication oom INN ECCE INN ECCE seme INN see INN NECEM ie Notice All of informaiton is read only Function Code PD 30 Unit A1 DC bus 0 2000V voltage indication Name Factory 020v PD 31 Unit A2 DC bus 0 2000V 0 2000V voltage indication pp 32 Unit A3 DC bus 0 2000V 0 2000V voltage indication pp 33 Unit A4 DC bus 0 2000V 0 2000V voltage indication pp 34 Unit AS DC bus 0 2000V 0 2000V voltage indication pp 35 Unit A6 DC bus 0 2000V 0 2000V voltage indication pp 36 Un
60. 00 0A 0 8 3000 0A 5 current on model Notice e In order to achieve superior performance please set these parameters according to motor nameplate then perform autotuning e The power rating of inverter should match the motor If the bias is too big the control performances of inverter will be deteriorated distinctly Reset 2 05 can initialize P2 06 P2 10 automatically Function ay Factory Depends P2 06 0 001 65 5350 0 001 65 5350 resistance on model Depends P2 07 0 001 65 5350 0 001 65 5350 i resistance on model Depends P2 08 0 1 6553 5mH j inductance on model Depends P2 09 Voton mu tal ES Guile 0 1 6553 5mH P inductance on model Depends P2 10 Current without 9 94 655 35A 0 01 655 35A load on model The parameters from P2 06 P2 10 are preserved temporarily in V F control P3 Group Auxiliary function Function e Factory Depends sw CASEI ep qe 0 1 3600 0s 1 on model i Depends 0 1 3600 0s i 1 on model i Depends 0 1 3600 0s 2 on model Depends seg coeno E 0 1 3600 0s 2 on model Depends Se e D n seno ce 0 1 3600 0s i 3 on model P3 05 Deceleration time 0 1 3600 0s 0 1 3600 0s 56 For details please refer to description of P0 11 and PO 12 Function m Factory P3 06 0 00 P0 07 0 00 P0 07 5 00Hz Depends 07 vog acceleration 54 4500 0s 0 1 3600 0s time on m
61. 09 Function m Factory Code Name Description Setting Range Scu Stop status display P7 08 election O OxFFFF O OxFFFF OxOFFF P7 08 determines the display parameters in stop status The setting method is similar with P7 06 and P7 07 The display content corresponding to each bit of P7 07 is described in the following table BIT15 BIT 14 BIT13 BIT12 BIT 11 BIT10 BIT9 BIT8 Inverter pupUL Current HDI Reserved Reserved terminals RTC Time steps of fequeney Al3 terminals multi steps status BIT 7 BIT6 BIT5 BIT4 BIT3 BIT2 BIT1 BITO AI2 AM PID PID preset Output terminal Input terminal Input voltage Frequency feedback status status setting Function Factory Code Name Description Setting Range Setting Display P7 09 coefficient of 0 1 999 9 0 1 999 9 100 0 rotational speed Mechanical speed 120xP7 09 electric poles it is used for regulating rotation speed display have no effect to real speed Function Display coefficient P7 10 of retational 0 1 999 9 0 1 999 9 1 0 speed Line speed mechanical speedxP7 10 it is used for regulating line speed display error have no effect to real speed Function wa DSP software P7 11 version Accumulated 0 65535h 0 65535h EM running time EN Software version Indicates current software version of DSP 73 Accumulated running time Displays accumulated running time of inverter P8 Group fault re
62. 0Hz limit Notice Upper frequency limit should not be greater than the maximum frequency P0 07 Lower frequency limit should not be greater than upper frequency limit P0 08 Restrictions on the relationship between frequency Maximun frequency2Upper frequency2setting frequencyzlower frequency 50 Function aoe Factory P0 10 is reference 0 00 P0 07 0 00 P0 07 50 00Hz requency P0 03 0 this parameter is the initial value of inverter reference frequency Function ae Factory ion ti 0 1 3600 0s Depends on 11 Acceleration time 0 1 3600 0s p 0 model ion ti 0 1 3600 0s Depends on 12 Deceleration time 0 1 3600 0s p 0 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 Output frequency Tis m s A N A CET Actual Deceleration Time Actual Acceleration Time Time T Figure 30 Acceleration and Deceleration time When the reference frequency is equal to the maximum frequency the actual acceleration and deceleration time will be equal to the 11 and P0 12 respectively When the reference frequency is less than the maximum frequency the actual acceleration and deceleration time will be less than the P0 11 and P0 12 respectively The actual acceleration deceleration time P0 11 P0 12
63. 32 corresponding output P7 Group Display Interface 115 um language P7 01 selection P7 02 P7 03 P7 04 Parameter copy QUICK JOG function selection STOP RSTI function selection Factory 0 Chinese 0 4 1 ENGLISH Reserved 0 Invalid 1 Upload parameters to LCD 2 Download parameters from LCD 0 Quick debugging mode 1 FDW REV switching 2 Jog 0 Valid when keypad control P0 0120 1 Valid when keypad or terminal control PO 01 0 or 1 2 Valid when keypad or communication control PO 01 0 or 2 3 Always valid P7 05 Time setting 00 00 23 59 00 00 23 59 Realtime P7 06 P7 07 116 Running status display selection Running status display selection2 0x0000 0xFFFF BITO Running frequency Hz BIT1 Setting frequency Hz BIT2 Input voltage V BIT3 Output voltage V BIT4 Output current A BIT5 Running speed rpm BIT6 2X 3k JE BIT7 Output power rating O FFFF OFFF 159 BIT8 Output torque BIT9 PID giving value BIT10 PID Feedback value BIT11 Input terminal status BIT12 Output terminal status BIT13 Analog AI1 Value V BIT14 Analog AI2 Value V BIT15 Analog AI3 Value V 0x0000 0xFFFF BITO HDI freqyency value 0000 FFFF 0000 160 BIT 1 Current step of Function see Factory 7 08 117 Stop status display selection multi steps BIT2 Input power factor BIT3 Input current A BlT4 Percentage of current relate to moto
64. AS fault 0 OxFFFF 0 OxFFFF indicated value PD 60 Unit A4 fault 0 OxFFFF 0 OxFFFF indicated value Pps Tad 0 OxFFFF 0 OxFFFF indicated value Be 0 OxFFFF 0 OxFFFF indicated value PD 63 _ Unit A7 fault 0 OxFFFF 0 OxFFFF indicated value PD 64 Unit A8 fault 0 OxFFFF 0 OxFFFF indicated value 65 Unit A9 fault 0 OxFFFF 0 OxFFFF indicated value 66 _ Unit B1 fault 0 0xFFFF 0 0xFFFF indicated value au 0 OxFFFF 0 OxFFFF indicated value 68 Unit B3 fault 0 OxFFFF 0 0xFFFF indicated value Unit B4 fault 3 a 7 0 0xFFFF 0 0xFFFF indicated value pp o Unit fault 0 OxFFFF 0 OxFFFF indicated value PD 71 _ Unit B6 fault 0 OxFFFF 0 OxFFFF indicated value pp 72 Unit B7 fault 0 OxFFFF 0 OxFFFF indicated value pp 3 Unit BS fault 0 OxFFFF 0 OxFFFF indicated value 0 OxFFFF 0 OxFFFF indicated value pp 75 Unit fault 0 0xFFFF 0 0xFFFF indicated value pp 76 Unit C2 fault 0 0xFFFF 0 0xFFFF indicated value PD 77 Unit C3 fault 0 0xFFFF 0 0xFFFF 87 O TTE O Unit C4 fault TM 2d O OxFFFF O OxFFFF indicated value PD 79 Unit C5 fault O OxFFFF O OxFFFF indicated value PD 80 Unit C6 fault O OxFFFF O OxFFFF indicated value PD 81 Unit C7 fault 0 OxFFFF 0 OxFFFF indicated value le ale 0 OxFFFF 0 OxF FFF indicated value PD 83 _ Unit C9 fault 0 OxFFFF 0 OxFFFF indicated value Notice All of informaiton mentioned
65. Auto power frequency bypass Pb 02 Pb 03 Pb 10 U U U U U U U U lh La La BEN 6 N NI O PC serial communication group PC 00 Local address 1 247 1 247 ho Je 0 1200BPS 0 5 4 225 PC 01 Baud rate selection 1 2400BPS 2 4800BPS 127 Function Code PC 02 Data format Communication delay time Communication timeout delay 123 see Factory 3 9600BPS 4 19200BPS 5 38400BPS 0 RTU 1 start bit 8 data bits 0 5 1 226 no parity check 1 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 6 ASCII 1 start bit 7 data bits no parity check 1 stop bit 7 ASCII 1 start bit 7 data bits even parity check 1 stop bit 8 ASCII 1 start bit 7 data bits odd parity check 1 stop bit 9 ASCII 1 start bit 7 data bits no parity check 2 stop bits 10 ASCII 1 start bit 7 data bits even parity check 2 stop bits 11 ASCII 1 start bit 7 data bits odd parity check 2 stop bits 12 ASCII 1 start bit 8 data bits no parity check 1 stop bit 13 ASCII 1 start bit 8 data bits even parity check 1 stop bit 14 ASCII 1 st
66. DT level 0 00 P0 07 0 00 PO 07 50 00Hz m Frequency arrive 0 0 100 0 0 0 100 0 0 0 63 detecting range O O 0 Co U U 0 C2 Cc U N m 10 Over modulation 9 invalid 64 selectiong 1 valid l Operation mode of 0 Automatics stopping 0 1 65 cooling fans 1 Operating all the time 0 0 Alarm invaild P3 20 Alarm reset intervals 0 0 3600 0 0 1 3600 0s P4 P4 Group V F Control P4 Group V F Control O Linear curve 1 User defined curve 2 Torque_stepdown curve 1 3 V F curve selection owen 3 Torque_stepdown curve 1 7 order 4 Torque_stepdown curve 2 0 order p reme em n me o ors cmo me pm o m Dee menm peer ra ep mm preme pem im t penne me e a emm m pom Deer peemm pens pee pm ep reae ene esee pm Modulate waveform deer Q 78 1 SPWM 2 P5 Group Input Terminals P5 00 S1 Terminal function 9 nvalid 0 39 o me 1 Forward 5 01 S2 Terminal function 2 Reverse 0 39 o 3 3 wire control 9 02 53 Terminal function 4 Jog forward 0 39 6 Coast to stop 11 P3 18 P3 19 d U U A BI SR O A U U A gt co U gt U m P5 05 S6 Terminal function 8 External fault normal close ow input input
67. 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 17 PID line off fault E00 17 18 Timer fault E00 18 AM 7 P8 02 current fault type 5 P8 03 Running furquency of 0 00Hz current fault P8 04 Ouptput current of 0 0A 170 current fault P8 05 DC bus voltage of 0 0V 171 current fault P8 06 DC bus voltage of 172 current fault unit P8 07 Temperature of 173 cunnent fault unit P8 08 Input terminal status 174 of current fault Output terminal status of current status P9 PID control group 000 PID control P9 PID control group 000 PID preset source 4 Al1 Al2 selection 5 AI2 AI3 6 Al1 AI3 7 HDI 8 Multi step 9 Communication P9 01 Preset PID given 0 0 100 0 0 0 100 0 bo me 0 AI1 1 AI 0 7 179 2 AI3 PID feedback source 3 Al1 Al2 selection 4 AI2 AI3 5 AI1 AI3 6 HDI 7 Communication F GN GR characteristics 1 Negative eee e pans 07400 qnom pane inorena tino Ty 00008 Dee ome hes ien enin jM 120 P9 00 U U eO O OO NO P9 08 0 0 100 0 0 0 100 0 oom 09 Feedback lost 0 100 0 0 0 100 0 0 0 detecting value 10 Feedback lost 00 3600 05 0 0 3600 0 1 0s 187 detecting time Soggy 0 0 100 0 0 0 up v
68. I1 2 AI3 P0 03 Frequency A 3 HDI1 command source 4 Simple PLC 5 Multi Step speed 6 PID 7 Communication Frequency B command source Scale of frequency B 0 Maximum frequency P0 05 command 1 Frequency A command 1 B P0 06 Frequency command selection P0 07 Maximum frequency P0 08 120 00Hz P0 08 120 00 50 00Hz er P0 08 Upper frequency limit 09 P0 07 PO 09 P0 07 50 00Hz NS P0 09 Lower frequency limit 0 00 P0 08 0 00 P0 05 0 00Hz P0 10 cin reference 99 P0 07 0 00 P0 05 50 00Hz lo requency 107 0 1 3600 0s Acceleration time 0 0 1 3600 0 0 1 3600 0s Deceleration time O 0 Forward 1 Reverse 2 Forbid reverse Carrier frequency 0 5 2 0kHz setting l Motor parameters 0 No action autotuning 1 autotuning reserved 0 No action 1 Restore factory setting Restore parameters 2 Clear fault records 0 2 16 3 Restore parameters injection molding machine 0 Disabled 1 Enabled all the time P0 17 AVR function 2 Disabled during 0 2 1 17 deceleration P1 Group Start and Stop Control 0 Start directly P1 00 Start Mode 1 DC braking and start 0 2 Q 18 2 Speed tracking and start P1 01 Starting frequency oo 100Hz 00 10 00Hz 0 00 10 00 0 50Hz o e P4 02 Hold time of starting 0 0 50 0s 0 0 50 0 be je frequency P1 03 1 c0 120 021 0 0 120 0 0 0 2 current before start piga 0 0 50 0 0 05 22 before start P1 05 Stop
69. Mode to stop 0 1 23 1 Coast to stop 1 06 Starting frequency of 0 00 10 00Hz 0 00 10 00 0 00Hz 24 DC braking al ng time before 0 0 50 0s 0 0 50 0 0 0s 25 DC braking P1 08 DC braking current 0 0 120 0 0 0 120 0 oos P1 09 DC braking time 005005 0 50 05 0 0 50 0 ILE Dead time of 0 0 3600 0s Running at the lower ee limit 1 Stop 2 Stand by Depends PO 11 on model Depends P0 12 0 1 3600 0 on model Running direction P0 13 selection Depends on model T U U U us ie O C1 Action when running frequency is less than lower frequency limit 0 Disabled P1 13 Delay time for restart 0 0 3600 0s 0 0 3600 0 be High voltage switcher action selection when O cut off high voltage supply 0 1 1 32 stop 1 Holding Waiting time of 0 0 3600 0s 0 0 3600 0s 10 0s 33 switching on Waiting time of 0 0 3600 0s 0 0 3600 0s 10 0s 34 running in order P1 14 U U X 2 ES E O Cc P2 Group Motor Parameters Inverter Model O asynchronous motor P2 00 1 synchronous motor reserved 4 0 5000 0kW Depends 4 0 5000 0 on model P2 02 Motor rated frequency 10 00 P0 07 10 00 P0 07 50 00Hz Motor rated speed 1 36000rpm 1 36000 985rpm Motor rated power U N O axe 0 20000V Depends Motor rated voltage 0 20000 model 0 8 3000 0 Depends Motor rated current 0 8
70. Outline dimension of frequency Size of Manual Size of automatic Serial Frequency inverter Rated current NO model Motor power inverters bypass cabinet bypass cabinet W2xHxD mm Wl mm 185 3900 X 2700 X 1200 1000 200 3900 X 2700 X 1200 1000 220 3900 X 2700 X 1200 1000 250 3900 X 2700 X 1200 1000 4300 X 2700 X 1200 1000 4300 X 2700 X 1200 1000 4300 X 2700 X 1200 1000 4300 X 2700 X 1200 1000 4300X 2700 x 1200 1000 090 voltage capacity kW CHH100 185 06 CHH100 0200 06 CHH100 0220 06 CHH100 0250 06 CHH100 0280 06 CHH100 0315 06 CHH100 0355 06 CHH100 0400 06 CHH100 0450 06 CHH100 0500 06 CHH100 0560 06 CHH100 0630 06 CHH100 0710 06 N 4 A ON gt CA gt I 4 4 Oo NO S amp S oo CA 4300 X 2700 X 1200 1000 560 4300 X 2700 X 1200 1000 750 630 4300 X 2700 1200 1000 880 710 4300 2700 1200 1000 4 CHH100 0800 06 800 4300 X 2700 X 1200 1000 CHH100 0900 06 5100 2700 1200 1000 Cw omwenso s 5m m cmo sociae 5m 35 ac ommo m emona sociae m a p amon o 34 vexwam Cx cmuwzxeas
71. Remarks Main circuit power supply input 1 e t0 3 phase high voltage AC power phase sequence supply 1 phase sequence Main circuit power supply input 2 Connect 3 phase high voltage AC power phase sequence supply 2 phase sequence Main circuit power supply input eee to 3 phase high voltage AC power phase sequence supply 3 phase sequence Output High voltage frequency inverter output RT to 3 phase AC high voltage motor 1 1 phase sequence phase sequence Connect to 3 phase AC high voltage motor 2 2 phase sequence phase sequence High voltage frequency inverter output Connect to 3 phase AC high voltage motor 3 3 phase sequence phase sequence Remarks 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 I 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 trans phase transformer on the primary side It
72. STOP CTRL P1 00 START MODE 0 2 05 STOP 0 1 10 FWD REV DEAD 15 QF CLOSE DELAY TIME 0 0 3600 0s 0 0 3600 Os 01 START FREQ 06 STOP BRAK FREQ 11 ACT FREQ PO 09 16 READY SEND DELAY 0 0 NUM 02 HOLD TIME 07 STOP BRAK DELAY 0 0 50 Os 0 0 50 0s 12 RESTART ACT 03 START BRAK CURR 08 STOP BRAK CURR 13 RESTART DELAY 0 0 120 0 0 0 120 0 TIME 0 0 3600s 3 o y 04 START BRAK TIME 09 STOP BRAK TIME 14 STOP SWITCH ACT 0 1 0 0 50 Os 0 0 50 0s Figure 24 Parameter Settings 3 level interface The main interface is mainly for displaying the value and status 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 Power off 1 NORMAL OUTPUT 2 BYPASS OUTPUT 3 OUTPUT NORMAL BYPASS 4 O0UTPUT BYPASS gt NORMAL i 5 CUT OFF Ki INPUT qa BACK TO MAIN Figure 25 Schematic drawing of the Running Mode Settings 3 level interface Current Running Mode displays the current variable frequency speed control 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 and if button operation 1s not allowed then this button is grey The lower left graph displays the curre
73. T pr 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 1s 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 anomaly that can cause damages Warning represents the anomaly 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 By setting the P7 03 to 2 after clicking the 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
74. abinet will go out 8 Measure the on off of KM1 KM2 KM3 with a multimeter now KM1 KM2 and KM3 are all off 9 Click Power frequency in the interface 10 You will then hear one beep of the contactor the indicator lights on the leftmost of the switch cabinet are turned on 11 Measure the on off of KM1 2 and KM3 with a multimeter now KMland 2 are off KM3 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 switch cabinet will go out 14 Click Variable frequency in the interface and wait until the 2 indicator lights on the leftmost of the switch 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 2 and with a multimeter now KMland 2 are off KM3 is on 17 Turn the emergency breaking knob to the normal position 18 Measure the on off of KM1 2 and with a multimeter now KMland 2 are on and KM3 is off 5 2 3 Testing 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 trigger 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 i
75. able 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 running 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 bus 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 bus 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 specificat
76. alue O 0 3600 0s ooo 0 3600 0 PA Multi steps control group Smee mm iom T Te peperere pmeme IR Pr samara paron paf semen meme pmemepm f Pr simone paron member Pr saan paron moos fe pa manent fines forms om 9 pe simone paron fe mene menm eem pm Om memes paren memi f eere paron memepe m Pro mes meme moos m P reefs fom namen perm forme ome ee PB Protection parameter group Output phase failure s Disabled 207 Pb 01 protection 1 Enabled 121 Motor overload 0 2 2 208 a 1 Normal motor p 2 Variable frequency motor Motor overload 20 0 120 0 100 0 209 l 20 0 120 0 protection current Pb 04 Threshold of trip free 70 0 110 0 70 0 110 0 80 0 e fao Decrease rate of 0 00Hz P0 07 0 00Hz Over voltage stall 0 Disabled 0 1 212 protection 1 Enabled vol 105 140 120 Over voltage sta 105 140 213 protection point Over current 0 Disabled 0 1 214 protection 1 Enabled Over current stall 50 200 50 200 120 215 threshold Input overvoltage 105 125 110 coe 98 H05 12596 j x pre warning threshold O maunal bypass 0 1 Unit bypass function di n 1 auto bypass oypaSS FE 000 1FF 218 bit selection hardware overcurrnet 50 200 inverter rated 50 200 150 219 threshold current O manual power frequency 0 1 220 Power frequency bypass bypass when failure 1
77. ans as the running staff required by the debugging and the running staff must comply with the following conditions Familiar with the high voltage electrical equipment and the corresponding safety standards Familiar with the Users load driving process Authorized to operate high voltage equipment Power circuit breakers and other high voltage transmission switches etc Authorized to operate transmission equipment wor lt gt 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 cannot be opened after the power is turned on Correctly setting the function parameters of the high voltage variable frequency speed control system While booting the system is designed to ensure personal 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 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 5 1 Items of detection and confirmation before debug running 1 Appearance The coating layer on the surface shall be uniform with no bubble or falling off and there shall be no trace of scratching or flash the assembly of the whole machine shal
78. art bit 8 data bits odd parity check 1 stop bit 15 ASCII 1 start bit 8 data bits no parity check 2 stop bits 16 ASCII 1 start bit 8 data bits even parity check 2 stop bits 17 ASCII 1 start bit 8 data bits odd parity check 2 stop bits Function Code Communication error PC 05 action Response action U U O N O Factory 0 Alarm and coast to stop 1 No alarm and continue to 0 3 1 2 No alarm but stop according to P1 06 if P0 03 2 3 No alarm but stop according to P1 06 Units place of LED 228 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 power off PD Unit status query function group Phase effective unit 9x000 0x1FF 000 1FF 230 indication pq o4 P phase effective unit 9x000 0x1FF 000 1FF 231 indication 02 C Phase effective unit 9x000 0x1FF 000 1FF o p l indication Pd o3 Unit temperature 0 0 100 0 C 0 0 100 0 233 l indication Pg 04 Unit A2 temperature 0 0 100 0 C 0 0 100 0 234 indication Pd 05 Unit A3 temperature pomoooc 0 100 0 C 0 0 100 0 235 indication Unit A4 aa poreo 0 0 100 0 C 0 0 100 0 236 Pd 06 indication Paor Unit A5 temperature pomoooc 0 100 0 C 0 0 100 0 o pom Pd 07 indication Unit A6 MN pomoooc 0 100 0 C 0 0 100 0 238 Pd 08 indication Unit A7 NNNM 0 0 100 0 C 0 0 100 0 239 Pd 09 indication Unit A8 temp
79. asts to stop by its mechanical inertia Functi Fact Aum Description Setting Range T 1 06 Starting frequency of 9 66 40 00Hz 0 00 10 00 0 00Hz DE Braking DC yere P1 P108 DC DC braking current current 0 0 120 0 0 0 120 0 0 0 50 0s 0 0 50 0s Starting frequency of DC braking Start the DC braking when running frequency reaches starting frequency determined by P1 09 Waiting time before DC braking Inverter blocks the output before starting the DC braking After this waiting time the DC braking will be started It is used to prevent over current fault caused by DC braking at high speed DC braking current The value of P1 11 is the percentage of rated current of inverter The bigger the DC braking current the greater the braking torque 53 DC braking time The time used to perform DC braking If the time is 0 the DC braking will be invalid Output frequency Output voltage Figure 31 DC braking diagram Function TM Factory Dead time of P1 10 FWD REV 0 0 3600 0s 0 0 3600 0s Set the hold time at zero frequency in the transition between forward and reverse running It is shown as following figure Output frequency Reverse Figure 33 FWD REV dead time diagram Function US Factory el wish 0 Running at the lower frequency limit running frequency 1 Stop 0 2 is less than lower 2 Stand by frequency limit 0 Running at the lower frequency limit P0 09 The inv
80. ation of DC bus to raise output voltage when system work with full load and low grid voltage 85 rated voltage below for long time Function XY Factory STIS Operation mode of 0 Automatics stopping 0 4 cooling fans 1 Operating all the time 0 Automatic stopping Cooling fans works during system operation time the fans stop after 30s of the system stopped 1 The fan works all the time when the system power on Function ue Factory 20 Alarm reset 0 1 3600 0s 0 0Alarm function invalid 0 0 3600 0s 0 0s intervals Notice Alarm reset intervals is used for alarm when system come out unusual status which is not serious enough cause damage But it may lead to error User can use P3 20 to select whether it need alarm report or not and reset intervals P4 Group V F Control The parameters of the Group only valid for V F control PO 00 0 iud Name Description Setting Range Ann O Linear curve 1 User defined curve 2 Torque stepdown curve 1 3 order 3 Torque stepdown curve 1 7 order 4 Torque stepdown curve 2 0 order V F curve selection 0 Linear curve It is applicable for normal constant torque load 1 User defined curve It can be defined through setting P4 03 P4 08 2 4 Torque stepdown curve It is applicable for variable torque load such as blower pump and so Please refer to following figure 59 Output voltage Torque stepdown V F curve 1 3 order Torque stepdown V
81. ation permissions of the Operation area owned by the running staff are as follows per _ Running not allowed Running allowed Viewing allowed Viewing allowed Frequency settings Normal inching turning Reverse inching turning Power Variable frequency state Running state Ronnie allowed inate aioe Viewing allowed Viewing allowed 42 Exit area Running allowed Running allowed 3 Description of 2 level interface 1 The buttons for generating 2 level interfaces The buttons for setting area and history area can both generate the 2 level interfaces 2 description of the 2 level interface popped up by clicking Function Settings button FREQ MODE PSWD MANAGE RUN MODE ATL Set SETTING CELL BYPASS MODE SETTING MODIFY CONTROL MODE Manually Keypad Terminal Automatically Comunication Figure 20 Schematic drawing of the Function Settings 2 level interface This interface is mainly for setting 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 off the Motor running mode settings is for entering the menu of the 3 level configured by the running mode Frequency mode is mainly for controlling the specification method of th
82. ation speed R 3006H Outputpower R 3007H Ouputoqe R 3008H PID preset value R 3009H PID feedback vaus R 300AH Input terminal status R 300BH Output terminal status R 300CH 300DH inutofAg 300EH mpos R 300FH HDifreqeny R 3010H Reseved R R 3011H Step No of multi step 3013H Reserved 3014H 3015H 3016H 3018H Input terminal status 3019H Output terminal status 301AH Effictive unit selectable bit Running control channel O Keypad 1 Terminal 2 Communication 301BH This address stores the fault type of inverter The meaning of each value is same as P7 15 Fault info address OR OR EN WE OR Power status Bit0 KM1 status Bit1 KM2 status Bit2 KM3 status Bit3 QF status Bit4 variable frequency status Bit5 power frequency status Bit6 Running status ready status Bit bypass unit status EE NS 38 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 Range Reply format success Protocol
83. bcd eee ur 2 Check input poower suppl E00 01 2 The voltage of Grid is tool low EU d acceleration 3 Select bigger power range 3 Inverter rated power is too small Inverter 1 Dec time is too short 1 Increase Dec time E00 02 2 Load inertia torque is too large 2 Select bigger power range deceleration 3 Inverter rated power is too small inverter 1 Check load or reduce load Over current when 1 Load sudden change or abnormal sudden change E00 03 constant speed 2 Voltage of Grid is to low 2 Check input poower supply running 3 Inverter rated power is too small 3 Select bigger power range inverter 1 Input voltage abnormal E00 04 Over voltage when a sudden cut oti powst rotation 1 Check input power supply acceleration 2 Avoid stop and restart motor restart 1 Dec time i h Over voltage when 1 Increase Dec time 2 Load inertia torque is too large deceleration 3 Input voltage abnormal 2 Check input power supply E00 06 Over voltage when 1 Input voltage variation abnormal 1 Select bigger power range E00 05 89 E00 07 E00 08 E00 09 E00 10 E00 11 E00 12 E00 13 E00 14 E00 15 E00 16 E00 17 E00 18 E00 19 E00 20 E00 21 constant speed 2 Load inertia too large inverter running 1 Check th ly of Grid under voltage Grid voltage is too low bed Sete DONC SERN 1 Motor drive heavy load at low speed for a long time 2 Improper V F curve Motor overload Im
84. ble frequency 7 Power frequency selection raced Relay 5 output 10 Lower frequency limit P6 04 0 20 124 11 Ready for high voltage selection 12 Alarm output 15 Status of KM3 16 Permission of high voltage switcher on Relay 8 output breaking of Bon selection high voltage 18 20 No output O Running frequency 1 Reference frequency 2 Inverter output current 3 Motor current HDO ON OFF output 4 Output voltage BONG selection P 5 Output power Ud 18 6 Output torque 7 Al1 voltage 8 Al2 voltage 9 AI3 voltage 10 Input line voltage of RS 11 Input line voltage of ST 12 Input line voltage of TR 13 Output line voltage of AB 14 Output line voltage of BC 15 Output line voltage of CA 0 24 129 16 Input current of R phase 17 Input current of S phase 18 Input current of T phase 19 Output current of A phase 20 Output current of B phase Pawel Xaexdteutseledh 21 Output current of C phase 0 24 130 seen DN phase modulate waveform P6 11 AO3 output selection 53 p phase modulate 0724 131 114 P6 09 AO1 output selection Function Sore Factory waveform 24 C phase modulate P6 12 AO4 output selection 0 24 waveform P6 13 HDO lower limit 0 ooom re1 P6 15 0 00 P6 15 00 P6 15 0 T lower limit 9 000 50 000kHz 0 000 50 000 0 000kHz corresponding output P6 15 HDO upper limit P6 13 100 0 P6 13 100 00 100 1000 pa NDO Upper Imit 110 0 50 000KEz 0 000 50 000 50 000kHz correspondi
85. cord CHH series inverter can recorder recent fault times and the runnig frequency output currnet BUS voltage information of last fault Fault type enviorment information is impermissible to modify user can clean to be 0 of the fault information by P0 16 Function m Factory Name Description Setting Range Code Setting Last two fault P8 00 types Last time fault P8 01 type Type of current P8 02 ur 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 0 means system fault If XX 0 means unit fault and YY is fault code For more details Please refer to charpter 9 Function m Factory Running P8 03 furquency of current fault P8 04 Ouptput current of current fault P8 05 DC bus voltage of current fault P8 06 DC bus voltage of current fault unit P8 07 Unit temperature of cunnent fault Input terminal P8 08 status of current fault Output terminal P8 09 status of current status P8 10 Time of current fault The status of current fault input terminals is a decimal number For all of digital input terminals status order during last fault Please refer to table as below sie 515 54 5 S9 BITO 74 ON 1 OFF 0 it show digital input signal status during fault The status of current fault output terminals is a decimal number For all of digital output terminals status order during last fault Please refer t
86. d 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 0x02 0x00 The table below shows the reply frame from slave node address 1 Node addr Bytes No Data 0x00 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 99 table below LRC checksum the complement of 01 06 10 00 0x00 0x03 OxE5 Frame Node addr Command Data addr head Coe L Wola 6 0 Data to write 0 o 0 3 6 CR LIF _0 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
87. data unit Data length bytes Range Commands o S 1 Returned byte number 2 Read number 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 4 0x80 The error code indicates the reason of the error see the table 101 below The command from master can not be executed The reason maybe 1 This command is only for new version and this version can not realize Slave is in fault status and can not execute it Illegal data T 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 a illegal frame Slave busy Inverter is busy EEPROM is storing Password The password written to the password check address 10H error is not same as the password set by P7 00 The CRC RTU mode or LRC ASCII mode check Check error not It only happen in write command the reason maybe 1 the data to write exceed the range of according parameter 2 The parameter should not be modified now 3 The terminal has already been used When password protection take effect and user does System 13H not unlock it write read the function parameter will locked return this error Protocol data unit format of writing single
88. dified 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 button can both return to the menu of the 2 level The difference is that pressing nU button indicates that this is valid for the modifications made to the menu of the 3 level and the sub function code number shall be added by 1 after returning to the menu of the 2 level while pressing the button indicates that this is invalid to the modifications made to the menu of the 3 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 The benefits of doing so 1s providing the capability of locking the fault or warning occurred instantaneously and occasionally and better protection of the system Users must exclude the fault warning first and can not perform the resetting until the fault and warning have all be eliminated Reset method If it 15 in the Warning state the reset can only be performed by pressing SIOP RST DATA ENT if it is in the Fault state the reset can be performed either by pressing STOP RSTHIDATA EN
89. e Figure 48 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 Before adjustment Response After adjustment Time Figure 49 Reducing long cycle oscillation diagram 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 aw VA After adjustment Time Figure 50 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 Factory P9 07 uibs cycle 0 01 100 00s 0 01 100 00s 71 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 PID stops operation when the bias is within this range Setting this parameter correctly is helpful to improve the system output accuracy and stability Feedback value Bias lim
90. e frequency speed control system is currently in the state of Power frequency operation Variable frequency operation Standby or Fault Displays the Power Variable frequency state of the variable Running mode frequency speed control system and the specification method of the running command If any fault occurs to the variable frequency speed control system the variable frequency speed control system will keep locking that B Reset area Fault reset fault until the fault is unlocked by clicking the Fault Reset Whichever control method is used the Fault Reset button can always unlock the fault 6 Exrburn Ciok this buton to exit the curentuser 2 Log on 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 on interface There are 3 types of running staff for the Log on interface including Operators These running staff are applicable to the operators who don t do any setting of the system but only start and stop the variable frequency speed control system Persons in charge These running staff 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 running staff can only be used for the manufacturer of the variable frequency speed control system herein we will not make any more introductions The oper
91. e 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 s Password modifying is mainly for modifying the password of the Person in charge property Unit Bypass is mainly for setting the action choice 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 of the variable frequency speed control system 15 controlled 3 The description of the 2 level interface popped up by clicking Parameter Settings button nwvtzis ioo SETTING Figure 21 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 43 interface of the corresponding function code group will pop up 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 History Record Span 10 S i p Figure 22 Schematic drawing of the Running recoding 2 level interface This interface 15 mainly for popping up the running historical records of the frequency inverter The bu
92. e shall use the reference value as follows for 6kV system it shall be 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 All 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 al
93. ed 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 using cars trains airplanes ships and any other vehicles During the transportation the products must be handled with care Exposure to rain and sunlight are both strictly forbidden no severe vibration impact and upend is allowed Hoisting The power unit cabinets control cabinets and switch cabinets can all be handled via flying rings Due to the large weight of trans phase transformers while hoisting it is required to disassemble the 2 shoulders of the cabinet tops and then complete the hoisting via the flying rings of trans phase transformers Method 1 Method 2
94. ed on the power unit cabinet with screws fixed through the FRP on the rear or under the rear The parts of output voltage and current detections shall also be placed into the power unit cabinet The input of the power unit cabinet is the output of the trans phase 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 switch 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 power unit shall be separately connected using copper bars connecting the connecting terminal on the side close to the trans phase transformer cabinet in to the switch 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 trans phase transformer The control panel interacts with the power unit through the signals of optical fibers
95. ee period Within the quality guarantee period to keep 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 5 95 and the storage temperature of the spare parts shall be 5 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 of their electrical characteristics therefore the preservation shall be carried out in the method of electrifying once every year 3 5 Product waste treatment Notes Wh
96. eeting 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 speed 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 10 3 Communication control The settings of the start up and shut down of the variable frequency speed 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 bus 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 contr
97. eful time is different because of enviroment and working condition different please refer to table as below Inverter component replace time Device Name Cooling fan Capacitor PCB board Fuse Working condition for replace time of Inverter components Enviroment temperature average temperature 30 Load coefficient 80 below 96 Appendix 1 General 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
98. en 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 21 Chapter 4 System Installation and Wiring The main bodies of CHH Series high voltage variable frequency speed control systems are composed of the trans phase transformers unit switch cabinets main control cabinets and others Wiring cabinets or bypass witch cabinets 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 Re
99. ent to the Inspect with leveler or Elevation difference mae eround elevation communication pipes Inspect with contrast to the Basic layout According to the design Number of basic steel grounding points Inspect by observation 24 Grounding connection Firm with good Inspect by wrenching and conduction euiding 4 2 Installation of the high voltage parts 1 Standard requirement of high voltage distributions Firstly 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 switch 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 switch cabinets or incoming cabinets Notes lt input and output terminals cannot be connected incorrectly otherwise the high voltage variable frequency speed control systems will be damaged 2 Wiring of the switch cabinets of high voltage variable frequency speed control systems Terminal ID Terminal name
100. equency speed control system VER LY ED AED BID AED ERI RD AR Ly A CURED RELY UE EID AREY UEM A AA AAAA A AAA AAAA RE ER AER IET Barrier
101. eral steps of Periodic Maintenance and inspection 94 Cut off all of the power supply for high inverter including main power supply and auxiliary power supply 1 2 Confirm Item 1 after waiting for 30 min confirm power unit discharge 3 Make sure switcher open and grounding correctly 4 6 6 Confirm the maintenance and inspection work i 8 9 Make sure without tools or foreign material in cabinet No other hidden trouble 10 Make sure filter do not block Open cabinet door of high inverter check the item one by one according to periodic maintenance Implement maintenance of high voltage Finish the maintenance and inspection Comnfirm main control power supply and control circuit connected properly 11 Electric cabinet door close 12 Power on again to make sure maintenance and inspection 13 Fill in maintenance and inspection report 14 Hand in receipt maintenance and inspection report High voltage inverter periodic maintenance and inpsection table Items inspection line conductor Terminals Content Means criteria Phase shifting transformer Power unit board Fuse Cooling fan Cabinet structure Insulation 95 performance Filter capacity 3 Device replacement In order to make sure inverter work for long time periodic maintenance is a must according to useful time of inverter internal electronics components the us
102. erature 9 100 0 C 0 0 100 0 240 Pd 10 indication Unit A9 temperature LI 0 100 0 C 0 0 100 0 241 Pd 11 indication Unit B1 NNNM 0 0 100 0 C 0 0 100 0 242 Pd 12 deret indication Pg 13 Unit B2 temperature 19 0 100 0 C 0 0 100 0 243 indication 24 m Unit temperature 9 100 0 C 0 0 100 0 P Pd 14 pe indication Pg 15 Unit B4 temperature 19 0 100 0 C 0 0 100 0 245 indication Unit B5 temperature 9 100 0 C 0 0 100 0 246 Pd 16 Saree indication Unit B6 temperature 9 100 0 C 0 0 100 0 247 Pd 17 indication Pd 18 Unit B7 temperature 9 9 100 0 C 0 0 100 0 248 indication Pd 19 Unit B8 temperature 9 100 0 C 0 0 100 0 indication Unit B9 temperature 9 100 0 C 0 0 100 0 250 Pd 20 avr indication Unit C1 temperature 0 100 0 0 0 100 0 251 21 quant indication Paz Unit C2 temperature 0 100 0 0 0 100 0 Pd 22 aA indication Unit temperature 9 100 0 C 0 0 100 0 253 Pd 23 ae indication Unit C4 temperature 9 100 0C 0 0 100 0 254 Pd 24 soe at indication Unit C5 temperature 9 100 0C 0 0 100 0 255 Pd 25 Sat indication Unit C6 temperature 9 100 0C 0 0 100 0 256 Pd 26 indication Unit C7 temperature 9 0 100 0 C 0 0 100 0 o pom Pd 27 GERI indication Unit C8 temperature 9 100 0 C 0 0 100 0 258 Pd 28 indication Unit C9 temperature 9 100 0C 0 0 100 0 259 Pd 29 P indication Pd 30 Uni
103. ers 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 settings of the frequency inverter through modbus protocols 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 sandpumps 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 sqeezers etc Cement manufacturing kiln draught fans raw meal grinding draught fans pressure supply blowers main dust col
104. erter runs at P0 09 when the running frequency is less than P0 09 1 Stop This parameter is used to prevent motor running at low speed for a long time 2 Stand by Inverter will stand by when the running frequency is less than P0 09 When the reference frequency is higher than or equal to P0 09 again the inverter will start to run automatically Function t Factory 54 Restart after 0 Disabled P1 13 Delay time or 9 3600 0s 0 0 3600 08 0 0s restart 0 Disabled Inverter will not automatically restart when power on again until run command takes effect 1 Enabled When inverter is running after power off and power on again if run command source is keypad control P0 01 0 or communication control 01 2 inverter will automatically restart after delay time determined by P1 16 if run command source is terminal control 0 01 1 inverter will automatically restart after delay time determined by P1 16 only if FWD or REV is active Notice If P1 15 is set to be 1 it is recommended that start mode should be set as speed tracing mode P1 00 2 This function may cause the inverter restart automatically please be cautious Function Factory High voltage switching action 0 Cut off high voltage supply 97 select when 1 Holding stopping The function of P1 14 decide whether cut off high voltage automatically after system power off 0 Cut off high voltage system will stop according to instruction cut off the main circ
105. es 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 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 Soft boot with no surge current CHH Series high voltage variable frequency speed control systems have the Soft boot 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 suppressing 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 11 12 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
106. et is directly broken off by the system 35 After the AC incoming wire is disconnected it will take at least 30 minutes for the DC voltage to drop to the safe value 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 15 required to manually press the emergency breaking button of the control cabinet and then the switch 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 running 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 If Emergency Breaking button is pressed it is required to first turn the emergency breaking knob to the Reset position afte
107. evices 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 20cm Wire Arrangement inside the control 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 when 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 Ground Inverter must be ground safely when in operation Grounding enjoys 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
108. f motor Function M Factory P4 04 Auto abb O energysaving invaild 0 1 saving selection 4 energysaving vaild When P4 11 is set to be 1 while there is a light load it will reduce the inverter output voltage and saves 60 energy Notice The function have particular effect to fan oumps ect Function See Factory P4 05 VIF frequency1 0 00 P4 07 0 00 P4 07 0 00Hz P4 06 V F voltage 1 0 0 100 0 0 0 100 0 0 0 This function is only active when P4 00 is set to be 1 P4 03 P4 08 are used to set the user defined V F curve The value should be set according to the load characteristic of motor Notice 0 lt V1 lt V2 lt V3 lt rated voltage 0 lt f1 lt f2 lt f3 lt rated frequency The voltage corresponding to low frequency should not be set too high otherwise it may cause motor overheat or inverter fault 1 f2 f3 J Frequency Figure 38 V F curve setting diagram Notice V F voltage is relative to percentage of motor rated voltage P2 04 Function UPS Factory CM Name Description Setting Range Setting PA 41 0 SPWM 1 0 1 1 SPWM 2 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 EE Factory Name Description Setting Range Setting
109. f LED B stands for Ten s place of LED PD Group unit status query function CHH series inverter can query power unit temperature DC bus voltage warning ect it s more accurate to know the status of power unit Function e Factory ESTE Setting PD 00 A Phase unit Qx000 0x1FF Ox000 Ox1FF EKME indication IER PD 01 B phase unit 0x000 0x1FF Ox000 Ox1FF indication PD 02 C phase unit 0x000 0x1FF Ox000 Ox1FF EJEM indication The error of power unit can be neglected of each phase A B C It is indicated inPD 00 PD 02 84 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 definited by hexademical If the bit 1 the corresponding power unit error is not neglected If the bit 0 means power unit error can be neglected Notice The function is only used to neglect warning during power unit error the power unit error fault information can be queried fault inquiry function Factory PD 03 temperature 0 0 100 0 C 0 0 100 0 C indication PD 04 temperature 0 0 100 0 C 0 0 100 0 C indication PD 05 temperature 0 0 100 0 C 0 0 100 0 C indication PD 06 temperature 0 0 100 0 C 0 0 100 0 C indication PD 07 temperature 0 0 100 0 C 0 0 100 0 C indication PD 08 temperature 0 0 100 0 C 0 0 100 0 C indication PD 09 temperature 0 0 100 0 C 0 0 100 0 C indication PD 10 temperature 0 0 100 0 C 0
110. for service 3 Unit drive error 1 big inertia of load decrease too fast 1 increase decrease time Hardware overvoltage 2 current vibration 2 decrease input voltage 3 Grid over voltage 3 Ask for service 4 unit fault Reserved T 1 Bypass relay fault 1 Replace bypass relay pees UNIL Iaue 2 Bypass relay wiring error 2 Check bypass relay wiring 91 9 3 The action after fault After CHH series high voltage inverter fault system latch and indicate fault information acousto optic alarm begin For system fault inverter will coast to stop For series system fault such as temperature of phase shift transformer exceed 150 C system coast to stop with high voltage cut off 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 more than one and the unit is not on the bypass location system trigger fault and cut off high voltage CHH high voltge inverter latch fault until user remove the fault push button to reset the inverter The inverter keypad can latch last three fault information enviroment information The touch screen can latch last several hundred fault information enviroment information Caution DPlease do not reset and re run inverter when you do not know the reason reason of fault treat the
111. forward jog reverse jog etc can be controlled by multifunctional input terminals 2 Communication LED lights on The operation of inverter can be controlled by host through communication Modbus Notice CHH series high voltage inverter communicate channel is used by touch screen Function rn i Factory 0 Valid save UP DOWN value when power off 1 Valid do not save UP DOWN value UP DOWN setting when power off 0 3 2 Invalid 3 Valid during running clear when power off 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 48 when power off 2 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 Notice UP DOWN function can be achieved by keypad Al and Iv 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 When the factory setting is restored P0 18 is set to be 1 the value of
112. gh voltage variable frequency speed control systems must be vertically 23 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 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 ower unit Power unit Figure 12 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 trans phase 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
113. hall not be operated using the methods of connecting or disconnecting the main circuit 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 refer 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 as well as the requirements of the national standards GB or GB T and the standards of International Electrotechnical Commission IEC that the technical parameters of the relevant parts can meet Part of the technical standards referenced by the design IEC 76 IEC 529 IEC 1131 111 PLC Power Transformers European ECC water protection specifications Correlative norms IEC 68 Correlative tests IEC68 2 6 Anti vibration standards IEC68 2 27 Anti impact standards IEC 1175 Design of signals and connections IEC 801 Electro magnetic radiation and anti surge interference IEC 870 Communication protocol IEC1000 4 2 ESD immunity test IEC 1000 4 3 RF radiation electromagnetic field interference resistant test IEC1000 4 4 First Transient Burst Immunity test IEC1800 3 Standards of EMC conduction and radiated interference EN50082 2 General standards of industrial environment IEEE519 Recommended practices and requirements for harmonic control in electrical system
114. ic drawing of the operation panel 37 7 1 2 General introduction of the functions of the buttons on the keyboard 1 Preliminary introduction of buttons symbols Program Enter and exit the running interface or return from a menu at a certain level to button the menu of the upper level Within the running interface enter the menu at the next level if the menu is on OK button the 3 level at this time then the pressing of this button will confirm the numerical value shown in the menu of this level Increment of data or function codes button DOWN Decrement Decrement of data or function codes button Switching between the Fault interface and the Parameter Display interface as Shift button well as cycle shifting the parameters shown in the Parameter Display interface to the right This is used for running operation under the mode of Keyboard Operation In Running state pressing this button can be used for stopping the running Stop Reset operation which is constrained by the function codes P7 04 While in fault button 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 combination of buttons without influencing the actions of the current variable frequency speed control system AC Quick multi function The function of this button is determined by the function codes in P7 03 button um
115. igh 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 for the flexibility of the control of running frequencies CHH Series 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 m
116. igh voltage to the system 6 2 Operation steps of variable frequency speed control system Even if the high voltage is cut off you still need to wait for 30 minutes to 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 The parameters that have special impact to the start up must be carefully confirmed in order to guarantee the safety and normal start up of the equipment 4 Confirm that the manual disconnected switch if manual disconnected switch is provided is in the closing state and confirm that current KM1 2 and are all in the open state 5 Close all doors control cabinet can be excluded If some cabinet doors are not reliably closed the system will trigger the acousto optic alarm and will not be able to work normal 6 Send the operation instructions of variable frequency down to the system can be se
117. ime selection ACC DEC time selection 2 Multi step speed reference Multi step speed reference 2 Multi step speed reference 3 Multi step speed reference 4 Multi step speed pause Switch between A and B Switch between A and A B Switch between B and A B Pause PID Pause operation 4 groups of ACC DEC time can be selected by the combination of these two terminals ACC DEC time selection EIDE jus ACC DEC time selection ACC DEC time 0 P0 11 P0 12 T P3 00 P3 01 ACC DEC time 2 P3 04 P3 05 16 steps speed control can be realized by the combination of these four terminals For details please refer to following multi step speed reference terminal status and according step value table Can shield the function of multi speed terminals and keep the set value as the current status 4vaid AB A 15 valid _ A B PID adjustment will be paused and inverter keeps output frequency unchanged Pause operation make inverter decelerate to stop preserve all of running parameters inverter recover the running status as before after pause operation disappear ACC DEC ramp hold Available frequency running Power frequency running Switching from variable frequency to power frequency Switching from power frequency to variable Pauses acceleration or deceleration and maintains output frequency When this terminal is disabled acceleration decelerati
118. in table above is read only PE Group Factory Setting This group is the factory set parameter group It is prohibited for user to access 88 Charpter 9 Warning information and fault solution CHH series high voltage inverter have perfect protection and alarm function when inverter is error Inverter indicate fault status and implement stopping protection power unit bypass acousto optic alarm cut off high voltage input automaticly according to alarm level CHH series high volatge 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 system fault Y1Y2 is system fault code Unit fault X1 means fault the phase of unit X2 The unit in the location of fault phase Y 1Y2 first fault code of error unit CHH series high voltage inverter provide alarm function When inverter have abnormal status but not serious enough to damage The inverter cause acousto optic alarm and not stop during alarm time Inverter can auto reset or manual 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 9 1 Fault and trouble shooting Fault T 1 Increase Acc time Over current when
119. invt High Voltage Variable Frequency Speed Control System User Manual Shenzhen INVT Electric CO LTD Contents Chapter 1 Precautions 5 1 1 Safety NOTES RD 5 1 2 Relevant design standards of the high voltage variable frequency speed control systems 6 Chapter 2 Product Overview eeeeeeeeeeeeeeeeeeeeeeeeeeseeeseeeeeeeeceseseeeseseeoeseeeeseeeeeeeeeeeeseeeseeeeeseeseeeseseeesseeee 8 2 1 Technical features MMMMMMMMeeseeee e3 8 2 Brief introduction of features MM Mee 9 2 3 Product application fields Mee ll 24 System composition and principle Of work e MMMMMMMMMMMMMIRRSHHeHeMIIMMMM Mee ll 241 System composition n000S04040 400n0n00 0 0Sn0 0 0 0 0 0 0Z4S 0nn0 90 11 25 Public technical parameters specifications and models Mee 13 25 Model description ZZZZZZ Z ZZ ZEZEZ0O0 Xn 13 2 Descriptions of data plate models M M KM HeeHm 13 2 5 3 General parameters of the system POPP Peer Seer ererere rere 14 2 6 System profile and size parameters 15 2 6 1 system profile
120. ion codePD 57 PD 83 Refer to relationship between fault bit and fault type Fault bit Fault Name 1 Tie in loose 1 re plugin tie in 2 broken 2 replace optical fiber 3 Unit fault 3 ask for service Unit optical fiber S NUUS 1 re plugin tie in downlink 2 replace optical ON 2 broken communication 3 ask for service 1 repl fault uni 3 Unit is not ready control board of unit fault M 2 ask for service 1 Big inertia of load decrease too fast 1 set longer decrease time Unit over voltage 2 Current vibration 2 reduce input voltage 3 Grid voltage is too high 3 Ask for service 4 unit error unit under voltage 1 Grid voltage is too low 1 Check grid voltage 1 unit drive board fault EN Unit power supply fault 2 nit power board fault 1 Ask for service 1 enviroment temperatue is too Unit optical fiber uplink communication high 1 Reduce enviroment temperature Unit overheating 2 Unit cooling channel is not clear 2 Ask for service 3 cabinet tightness and cooling 3 Clear dusty of filter contdition are not good 1 Unit input terminals wiring error 1 Check and reconnect the input 2 Phase shifting transformer fault wire 3 Unit fuse broken 2 Ask for service p P 1 Check and reconnect the input 1 Unit input terminals wiring error Wire 2 Ask for service Unit input phase lacking Unit power fall 1 Unit output shortcircuit VCE fault 2 H bridge direct connection 1 Ask
121. ions 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 the function codes in Group PA 12 Failure 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 over voltage stall over current stall loss of phase 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 acousto optic prompts without shutdown the system will automatically reset that alarm according to the fixed period of time us
122. it Reference value Time t Output frequency Time t Figure 51 Relationship between bias limit and output frequency Function Um Factory Code Name Description Setting Range Satine P9 09 0 0 100 0 0 0 100 0 0 0 detecting value P9 10 Feedback lost 0 0 3600 0s 0 0 3600 0s 1 05 detecting time When feedback value is less than P9 10 continuously for the period determined by P9 11 the inverter will alarm feedback lost failure E00 17 Notice 100 of P9 10 is the same as 100 of P9 01 Function oy Factory Code Name Description Setting Range E PID dormancy P9 11 0 0 100 096 0 0 100 0 0 0 wake up value PID dormancy P9 12 0 0 3600 0s 0 0 3600 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 feed back reach PID preset again PID dormancy delay time If not 0 PID dormancy vaild PID feedback reach PID preset and work steadily inverter will work in current status for PID dormancy delay time and then reduce frequency to 0 according to preset entering dormancy status until PID dormancy wake up P9 12 Limited bias Feed back value Preset value ee P9 11 Time t Output frequency idi Figure 52 Digram of dormancy dormancy wake up Frequency increase after inverter start PID feed back increase t
123. itA7 DC bus 0 2000V 0 2000V voltage indication pp 37 UnitA8 DC bus 0 2000V 0 2000V voltage indication pp 3g Unit A9 DC bus 0 2000V 0 2000V voltage indication pp 39 bus 0 2000V 0 2000V voltage indication Unit B2 DC bus 0 2000V 0 2000V voltage indication PD 41 Unit B3 DC bus 0 2000V 0 2000V voltage indication pp 42 UnitB4 DC bus 0 2000V 0 2000V voltage indication pp 43 Unit B5 DC bus 0 2000V 0 2000V voltage indication pp 44 Unit B6 DC bus 0 2000V 0 2000V voltage indication 5 Unit B7 DC bus 0 2000V 0 2000V voltage indication pPp4g Unit B8 DC bus 0 2000V 0 2000V voltage indication 86 pp 47 Unit B9 DC bus 0 2000V 0 2000V voltage indication pp 4g UnitC1DC bus 0 2000V 0 2000V voltage indication pp 4g Unit C2 DC bus 0 2000V 0 2000V voltage indication 50 Unit DC bus 0 2000V 0 2000V voltage indication pp 54 Unit C4 DC bus 0 2000V 0 2000V voltage indication pp 52 Unit Cs bus 0 2000V 0 2000V voltage indication 53 Unit C6 DC bus 0 2000V 0 2000V voltage indication pp s4 Unit C7 DC bus 0 2000V 0 2000V voltage indication pp 55 Unit C8 DC bus 0 2000V 0 2000V voltage indication PDC e ee DNs 0 2000V 0 2000V voltage indication Notice All of informaiton mentioned in table above is read only Code Setting PD 57 Unit A1 fault 0 OxFFFF 0 OxFFFF l indicated value aPD 58 Unit A2 fault 0 OxFFFF 0 O0xFFFF indicated value 59 Unit
124. l be tight with no existence of undesirable phenomenon 2 Silk print The silk printing on the chassis casing is correct the characters and symbols are clear and correct with no burrs segment missing or other undesirable phenomenon in the fonts and the appearance shall be clean and bright 3 Functional short wiring complies with the process files the J4 of control panel shall adopt the method of short connection of 485 pins 4 Whether there are any miscellaneous objects inside the chassis and whether the machine numbers on the data tags on the chassis are consistent with the machine numbers in Product File 5 The shielding layer of the I O shielding wires on the voltage detection board coming out from the power unit cabinets near the main control cabinets shall be grounded on one termination the I O shielding wires on the speed tracking board shall be grounded on one termination 6 Check whether the connection wires between the trans phase transformer and power units are firm and whether the connection wire sequence is consistent 7 The optical fiber jump wires between the optical fiber drive board on the control panel and the power units are correctly connected 8 Whether the line sequence of all control lines are consistent with the diagrams 5 2 Tests of Control cabinet power on and after power on 5 2 Main control cabinet power on 1 Ensure that L1 L2 and L3 are disconnected to high voltage inputs 2 Start the UPS when
125. l 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 15 less than 2 milliohms The fasteners of all large current connecting positions shall include spring rings which shall be pressed flat 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 speed control systems connect all terminals the users used onto the terminal blocks Please carry out the wiring from the terminal blocks while using 1 Description of the terminal ports the users used Terminal markings Technical specifications UE 485 ue Standard 485 Physical interface supporting ene P 15 ve poe standard MODBUS communication negative pole Forming the optical coupler isolation 51 S2 S3 54 input with COM S5 S6 S7 S8 The input voltage can only be
126. lecting 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 composition 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 AI 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
127. limit or lower limit The analog input Al1 can only provide voltage input and the range is OV 10V For different applications the corresponding value of 100 0 analog setting is different For details please refer to description of each application Notice Al1 lower limit must be less or equal to Al1 upper limit Corresponding setting value Frequenc iven value b PID feedback 100 0 ue d 100 0 Kio ere mimm See Figure 43 Relationship between Al and corresponding setting Function E Factory P5 26 Al2 lower limit 0 00 P5 28 0 00 P5 28 0 00V Al2 lower limit corresponding 100 0 100 0 100 0 100 0 setting P5 28 Al2 upper limit P5 26 10 00 P5 26 10 00 5 00 66 Al2 upper limit 100 0 5 29 corresponding 100 0 100 0 100 0 100 0 setting P5 30 Al2 filter time 9 99 10 00s 0 00 10 00s constant 5 31 AI3 lower limit 10 00 P5 33 10 00 P5 33 10 00V Al3 lower limit 0 0 25 32 corresponding 100 0 100 0 100 0 100 0 setting P5 33 Al3 upper limit P5 31 10 00 P5 31 10 00 10 00V AI3 upper limit 100 0 P5 34 corresponding 100 0 100 0 100 0 100 0 setting P5 35 AE UNA MLS 0 00 10 00s 0 10s constant Please refer to description of 11 Notice When AI2 is set as 0 20mA current input the corresponding voltage range is 0 5V Function TU Factory P5 36 HDI1 lower limit 0 DDOkHz P5 38 0 000kHz P5 38 0 000k HDI1 lower limit 0 0 P5 37 corresponding 100 0 100 0 100 0 100 0
128. ll 3 interfaces exist Fault interface is the basic interface 2 In the Fault interface press gt gt SHIFT button enter the Status Query interface 3 If the system is now in the last query state of the Status Query interface press gt gt SHIFT button enter Fault interface 4 In the Fault interface Status Query interface press PRG ESC button enter the Operation interface 5 In the 1 level menu of the Operation interface press ORI button enter the Fault interface 2 In Normal state 1 There is only the Status Query interface and Operation interface Status Query interface is the basic interface 2 In the Status Query interface press button enter the Operation interface 3 In the 1 level menu of the Operation interface press button enter the Status 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 1s 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 c
129. m m State inquiry interface Operation interface Figure 18 Converting relation drawing of the keyboard operation interfaces 38 The keyboard operation interfaces are divided into 3 categories of Fault interface Status Query interface and Operation interface The display contents are as follows Fault Displays the Warning Fault code 1 This interface does not exist in normal state only when interface if it is in Warning or Fault state the high voltage power is off or it is in the state of displays p off if it is in Power off Warning Fault will this interface appear Now this interface state is used as the basic interface 2 The interface disappears after the reset of Warning Fault state if it is in power off state then the interface disappears after the high voltage power up Status Query Displaying current bus voltage 1 While high voltage power up and there is no interface specified frequency and other warning fault this interface is regarded as the basic interface information For the details please refer to the 2 Status Query Operation Users operate the function codes 1 Enter into this interface only when the user needs to query interface in this interface or modify the information of the function codes 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 A
130. may cause inverter and motor overheat even damaged Function Factory 0 Disabled pice da 1 Normal motor 0 2 2 P 2 Variable frequency motor 1 For normal motor the lower the speed the poorer the cooling effect 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 Setting Range Setting 20 0 120 0 20 0 120 0 499 0 i protection current Time Motor overload protection current 1minute 140 200 Figure 54 Motor overload protection curve The value can be determined by the following formula Motor overload protection current motor rated current inverter rated current 100 Notice 80 e This parameter is normally used when rated power of inverter is greater than rated power of motor e Motor overload protection time 60s with 200 of rated current For details please refer to above figure Function Factory Pb 04 70 0 110 0 70 0 110 0 80 0 Pb 05 0 00 07 0 00 P0 07 0 00Hz trip free If PB 05 is set to be O the trip free function is invalid Trip free function enables the inverter to perform low voltage compensation when DC bus voltage drops below PB 04 The inverter can continue to
131. mented 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 About disposal Warning lt gt About hand A Warning lt gt The discarded parts and components shall be disposed of as industrial waste ling While moving transporting and placing the equipment the location of the equipment shall be kept level and flat While lifting the equipment adequate lifting strength is required with gentle liftings and landings Please do not drop leave any thread paper metal fragments tool or other foreign matters in the variable frequency speed control system If any part of the variable frequency speed control system is damaged please do not install or use the equipment Guard rails shall be put up at the necessary places with High voltage danger signs on them and must not be removed during the operation About installation Danger lt 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 lt wiring operation must
132. ng P6 17 P6 17 1 lowerlimit AOA lower limit lower limit 0 oow Pe 9 P6 19 oo Pe 9 0 P6 19 0 oos 18 Ot lowerlimit g9y 10 00Vv 0 00 10 00 0 00 cal output P6 19 19 AOt upper limit P6 P617 100 0 100 P617 100 0 P6 17 100 0 P6 17 100 0 100 0 100 0 pe 20 AO1 upper limit g99y 10 00v 0 00 10 00 10 00 Eo o o o P6 21 P6 21 AO2 lower limit lower limit 0 0 P6 23 P6 23 00 623 P6 23 oos AO lower limit ogy 10 00V 0 00 10 00 0 00 corresponding output P6 23 23 AO2 upper limit 2 upper limit upper limit P6 21 100 P6 21 100 0 0 Pe21 1000 21 100 0 100 100 0 fe eee Upper imit A000 0 00 10 00 10 00V corresponding output P6 25 25 AO3 lower limit AOS lower imit lower limit 0 0 27 P6 27 00 627 0 P6 27 0 oos 26 3 lower limit g9y 10 00Vv 0 00 10 00 0 00 corresponding output P6 27 27 AO3 upper limit AO3 upper limit upper limit P6 25 100 P6 25 100 0 P6 25 100 0 25 100 0 100 100 0 e AOS upper limit 5 ooV 10 00V 0 00 10 00 10 00V at MM xw P6 29 29 AOA lower limit lower limit 0 0 0 P6 31 P6 31 00 631 0 6 31 0 oos pe 30 04 lowerlimit o oov 140 00v 0 00 10 00 0 00 we maaan S 1 Pest 31 AO4 upper limit upper limit P6 29 100 P6 29 100 0 29 1000 29 100 0 100 096 me AOA upper limit 0 00V 10 00V 0 00 10 00 10 00V P6
133. nput 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 5 2 4 Test insulation resistance 1 Short connect L1 L2 L3 U V and W 2 Main control cabinet 15 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 5 2 5 Motor parameter settings 1 Complete the parameter settings of the function codes of P2 00 P2 05 according to the data plate of the motor 5 3 Main loop power on and power on debugging 5 3 1 Whole machine high voltage on 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 15 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 staff need to stay over 3 meters away from the cabinet 4 After over 6 second
134. nspect 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 cabinet 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 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 Table of basic installation check items of plate cabinet Working Inspection items Quality standard Inspection methods and procedure apparatus Basic Basic steel non straightness installation or lt 5 mm full length Track level bar inspection Inspect with ruler Plate cabinet basis and ground fixing Ania Inspect with leveler or mode communication pipes Consist
135. nt 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 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 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
136. nt 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 3 level sub menu popped up by Frequency Mode Settings 45 O Keypad Set O AIL Set QUIT Figure 26 Schematic drawing of the Frequency Mode Settings 3 level interface This interface mainly displays the settings of the 3 function codes related to the current frequency source Clicking the white edit box on the right of the function code will pop up the corresponding selection dialog box for selecting and setting 5 Description of common interfaces RUN STOP CTRL P1 00 START MODE 0 2 05 STOP MODE 0 1 10 FWD REV DEAD 15 QF CLOSE DELAY TIME 0 0 3600 0s 0 0 3600 05 0 T FREQ lt PO 09 16 READY SEND DELAY 0 Start Directly 0 2 0 0 3600 05 02 HOLD TIME 0 0 50 0s 1 DC Brake amp Start 03 START 2 Speed Pickup 0 0 120 0 QUIT Figure 27 Schematic drawing of the common interface of Parameter Settings As for the input of enumeration type the enumeration interface as shown in the figure above will pop out after clicking users can complete the settings by clicking the corresponding items 46 RUN STOP CTRL P1 00 START MODE 0 2 05 STOP MODE O 1 10 FWD REV DEAD 15 QF CLOSE DELAY TIME 0 0 3600 05 0 0 3600 05 09 16 READY SEND DELAY 00 10 0 2 0 0 3600 0s 0 Hz 0 Hz
137. ntent Meanings By clicking the Function Settings button we can configure the Function settings running command channel and frequency specifying methods of button the variable frequency speed control system and other setting Settings methods related to controlling in the popped up dialog box area By clicking the Parameter settings button we can configure the Parameters settings function codes of the variable frequency speed control system and button examine the values of all function codes in the popped up dialog box Running recording Recording the historical start stop information of the variable History button frequency speed control system area Recording the historical fault information of the variable Alarm button frequency speed control system If the running command channel is used for communication then Emergency stop after pressing this button the variable frequency speed control system will freely stop Operation area 41 If the running command channel is used for communication then Deceleration stop after pressing this button the variable frequency speed control system will stop with deceleration If the running command channel is used for communication then Forward running after pressing this button the variable frequency speed control system will be forward running If the running command channel is used for communication then Reverse running after pressing this button the variable frequency speed c
138. o table as below BIT15 BIT 14 BIT13 BIT12 BIT11 BIT10 BIT9 BIT8 BIT7 BIT6 BIT5 BIT4 BIT3 BIT1 BIT ON 1 OFF 0 it show digital output signal status during fault P8 06 and P8 07 is used to record fault unit status 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 value Figure 46 PID control diagram 0 Keypad 1 AI 2 Al2 3 AI3 PID preset source 4 AI1 Al2 selection 5 AI2 AI3 6 AI1 Al3 T HDI 8 Multi step 9 Communication These parameters are used to select PID preset and feedback source Notice Preset value and feedback value of PID are percentage value e 100 of preset value is corresponding to 100 of feedback value Preset source and feedback source must not be same otherwise PID will be malfunction 75 01 aa PID 100 0 100 100 0 100 0 preset Function Factory 0 AI 1 AI2 2 AI3 PID feedback 3 Al1 Al2 0 7 source selection 4 AI2 AI3 5 AI1 AI3 6 HDI 7 Communication Function a Factory 03 PID output 0 Poelie 0 1 characteristics 1 Negative O Positive When the feedback value is greater than the preset value outpu
139. odel Depends p3 og J09 deceleration 4 1 3600 0s 0 1 3600 0s time on model The meaning and factory setting of P3 07 and P3 08 is the same as P0 11 and P0 12 No matter what the value of P1 00 and P1 08 are jog will start as start directly mode and stop as deceleration to stop mode Function Factory P309 09 Skip Skip frequency 1 1 000 P007 0 00 00 P0 07 0 00 P0 07 00 07 0 00Hz OOHz e ae P3 10 0 00 P0 07 0 00 P0 07 0 00Hz bandwidth 1 P341 11 Skip frequency 2 000 P007 0 00 P0 07 0 00 P0 07 0 00Hz 12 bandwidth 2 0 00 P0 07 0 00 P0 07 0 00Hz By means of settinzg skip frequency the inverter can keep away from the mechanical resonance with the load P8 09 and P8 10 are centre value of frequency to be skipped Notice e IfP8 11 is O the skip function is invalid If both P8 09 and P8 10 are the skip function is invalid no matter what P8 11 is Operation is prohibited within the skip frequency bandwidth but changes during acceleration and deceleration are smooth without skip The relation between output frequency and reference frequency is shown in following figure Output frequency 2 Skip frequency bandwidth I Skip frequency Skip f frequenc y2 Reference frequency Figure 33 Skip frequency diagram Function Feely P3 14 Reset interval 0 1 100 0s 0 1 100 0s Auto reset function can reset the fault in preset times and inter
140. odes correspondent to the query content During the running process of the variable frequency speed control 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 state the state parameters that can be queried via the keyboard are configured by the function codes P7 08 When multiple parameters can be queried using the keyboard the LCD keyboard can only display 3 of the parameters once the digital keyboard 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 Rotate the displayed parameters 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 Notes 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 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 Display and modify the group number of the
141. of Terminal with the function connect to feed back signals from up level high voltage switcher of high voltage The inverter can detect current status of up switching on level high voltage switcher Function Por pud cea Setting p5 16 Polar selection of 0x0000 0xFFFF 0x0000 0xFFFF 0x0000 input terminal Seting polar select of ON OFF input terminals each terminals take up one bit 0 normal open 1 normal close m Function Factory MEE 08 Setting Filter P5 17 0 10 0 10 ON OFF Set 81 5816 terminals filter time of sampling increasing the parameter can rise anti interference ability to prevent incorrect operation Function a Factory Name Description Setting Range Code Setting FWD REV control 0 3 0 3 This parameter defines four different control modes that control the inverter operation through external terminals 0 2 wire control mode 1 Integrate START STOP command with run direction 64 K1 K2 Run command Inverter Figure 39 2 wire control mode 1 1 2 wire control mode 2 START STOP command is determined by FWD terminal Run direction is determined by REV terminal K1 K2 Run command 1 FWD CHH K2 REV Inverter COM Figure 40 2 wire control mode 2 2 3 wire control mode 1 SB1 Start button SB2 Stop button NC K Run direction button Terminal Sin is the multifunctional input terminal of S1 S8 HDI1 and HDI2 The terminal functi
142. oise 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 five aspects 1 Noise control All the connections to the control terminals must use shielded 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 97 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 d
143. ol 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 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 8 Theconfiguration of programm
144. on TE Factory P6 13 HDO lower limit 0 00 P6 15 0 00 P6 15 0 00 HDO lower limit corresponding O 50 000kHz 0 50 000kHz 0 000kHz output P6 15 HDO upper limit P6 13 100 0 P6 13 100 0 100 0 HDO upper limit corresponding 0 50 000kHz 0 50 000kHz 50 000kHz output These parameters determine the relationship between analog output voltage current and the corresponding output value When thehigh speed pulse output value exceeds the range between lower 69 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 ne 50 OKHZ AD ee eee Corresponding setting 0 O 100 0 Figure 44 Relationship between and corresponding setting Function ane Factory P6 17 0 0 P6 19 0 0 P6 19 0 00 AO1 lower limit P6 18 corresponding 0 00 10 00V 0 00 10 00V 0 00V output P6 19 P6 17 100 0 P6 17 100 0 100 0 AO1 upper limit P6 20 corresponding 0 00 10 00V 0 00 10 00V 10 00V output P6 21 0 00 P6 23 0 00 P6 23 0 00 2 lower limit P6 22 corresponding 0 00 10 00V 0 00 10 00V 0 00V output AO2 upper limit P6 24 corresponding 0 00 10 00V 0 00 10 00V 10 00V output P6 25 0 0 P6 27 0 00 P6 27 0 00 AO3 lower limit P6 26 corresponding 0 00 10 00V 0 00 10 00V 0 00V output P6 23 P6 21 100 0
145. on is restarted Reserved Switch off status to variable frequency status of inverter by pulse signal of the terninals if inverter is under other status the terminals are invaild Switch off status to power frequency status of inverter by pulse signal of the terninals if inverter is under other status the terminals are invaild Switch variable frequency status to power frequency status of inverter by pulse signal of the terninals if inverter is under other status the terminals are invaild Switch power frequency status to variable frequency status of inverter by pulse signal of the terninals which is from high voltage control DCS if inverter is under other status the terminals are invaild Settin Function Description value frequency Note Function of 30 33 valid only for the inverter containing swiching cabinet If not they are invaild Emergency breaking input of high voltage Running command switch to keypad Running If you input 1 signal to the terminals running command switch to 36 command switch terminals whatever the command source is to terminals Send a signal by through the terminal 1 to cut off high voltage of inverter If you input 1 signal to the terminals running command switch to keypad whatever the command source is Running command switch to communication If you input 1 signal to the terminals running command switch to remote host whatever the command source is Input signals
146. on should be set to be 3 3 wire control FWD Run command OFF Stop Sin CHH N FWD Inverter REV i COM Figure 41 3 wire control mode 1 3 3 wire control mode 2 SB1 Forward run button SB2 Stop button NC SB3 Reverse run button Terminal Sin is the multifunctional input terminal of 81 98 HDI1 and HDI2 The terminal function should be set to be 3 3 wire control Inverter Figure 42 3 wire control mode 2 Notice When 2 wire control mode is active the inverter will not run in following situation even if FWD REV terminal is enabled Coast to stop press and STOP RST at the same time Stop command from serial communication FWD REV terminal is enabled before power on Please refer to description of P4 12 Function Factory UP setting change 0 01 50 00Hz s 0 01 50 00 rate 0 50 P5 20 DOWN setting 0 01 50 00 Hz s 0 01 50 00 change rate Hz s This parameter is used to determine how fast UP DOWN setting changes Function Ro EM 24 0 00 P5 23 000 P523 00 P5 23 000V 00V AI1 lower limit 100 0 100 0 100 0 Eaa corresponding setting P5 21 10 00 P5 21 10 00 10 00V Al1 upper limit 100 0 100 0 100 0 100 0 corresponding setting constant 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
147. onnected 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 ing into operation 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 Please be sure to make reliable grounding of the cabinet bodies There is the risk of electric shock and fire 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 Please don t touch the output terminals directly the output terminals of the variable frequency speed control system must not be connected to the casing there mustn t be short connections between output terminals There is the risk of electric shock and causing short circuit 9 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 risk
148. ontrol system will be reverse running 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 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 After pressing this button the system will be running reversely in the inching mode after releasing this button the system will stop the inching operation Running frequency The actual running frequency of the variable frequency speed control system Setting frequency aaa frequency of the variable frequency speed control Displays the actual rotating speed of the current motor 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 The output current of the variable frequency speed control system area Output torque The actual torque output percentage of the variable frequency speed control system 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 The text box above this area displaying the high voltage variabl
149. ontrol systems and confirm the models and specifications of the equipment you ordered 2 Check whether any damage has occurred during the handling and transportation on the appearance such as 20 damage to the cabinet body appearance any deformation to the door and sideboards and any falling off of the inner devices etc 3 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 4 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 users 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 custody of power electronic equipment will affect the service lives of the equipment or even result in the failure of the equipment Table Custody environment conditions Items Specifications than 1 C Min condensation and freezing occurs temperature Preservation Not subject to direct sunlight dust corrosive gas flammable gas oil mist vapor or D General requirements Don t place it directly on the ground place it on appropriate supporting objects 2 If
150. oo When the feed back reach 78 preset value inverter maintain current status and PID walk into dormancy delay time Constant output frequency keep PID within bias limit inverter frequency reduce to 0 in the decrease time because of system interia PID feed back reduce slowly When feed back value reach wake up value inverter wakeup from dormancy status frequency increase PID feedback increase too PA Group Multi steps control Notice e 100 of multi step speed x corresponds to the maximum frequency P0 07 If the value of multi step speed x is negative the direction of this step will be reverse otherwise it will be forward Selection of step is determined by combination of multi step terminals Please refer to following figure and table Output frequency Figure 53 Multi steps speed operation diagram Set 51 54 as multi steps input terminals S1 S2 S3 S4 OFF Frequency source is determined by P0 03 PO 06 If not all of 51 52 53 54 are OFF Multi steps works It is more prority than Keypad 79 analog input High speed pulse input communication 16 steps is combinated by 51 52 53 54 code S2 OFF OFF OFF OFF ON ON OFF OFF ON ON OFF OFF ON ON amp oj tsoJ2 3s3 4 5 e6 r s e9 t1 mj 12 15 14 15 PB Group Protection Parameter Function Factory Output or Pb 01 phase failure 0 1 protection 1 Enabled Notice Please be cautious to set these parameters as disabled Otherwise it
151. orrosive explosive gas or dust no direct sunlight etc 10 C 40 C 240 additional installation of forced air cooling unit 5 95 no gel 5 9m s2 below 0 5g Tout 100 80 60 40 1000 2000 3000 4000 m Figure 5 Relation chart of the altitude and derating index 2 6 System profile and size parameters 2 6 1 System profile
152. parameter Request format Reply format success Protocol data unit Data length bytes Command J1 0x06 Illegal command Written not allowed Data Address 2 yo O 0OxFFFF Write Content 2 JA OFF Note 10 5 1 Between frames the span should not less than 3 5 bytes interval otherwise the message will be discarded 10 5 2 Be cautious to modify the parameters of PC group through communication otherwise may cause the communication interrupted 10 5 3 In the same frame if the span between two near bytes more than 1 5 bytes interval the behind bytes will be assumed as the start of next message so that communication will failure CRC Check For higher speed CRC 16 uses tables The following are C language source code for CRC 16 unsigned int crc cal value unsigned char data value unsigned char data length int i unsigned int crc value Oxffff while data length crc value data value for i 0 i lt 8 i 102 if crc_value amp 0x0001 crc_value crc_value gt gt 1 0xa001 else crc_value crc_value gt gt 1 return crc value j Example 1 RTU mode read 2 data from 0004H The request command is T1 T2 T3 TA transmission time of 3 5 bytes EL NENNEN NN High byte of data number The reply is T1 T2 T3 T4 no time of 3 5 Lees m o High byte of CRC T1 T2 T3 TA transmission time of 3 5 aw bytes 2 ASCII mode read 2 data from 0004
153. parameter defines the data format used in serial communication protocol RTU 1 start bit 8 data bits no parity check 1 stop bit RTU 1 start bit 8 data bits even parity check 1 stop bit RTU 1 start bit 8 data bits odd parity check 1 stop bit RTU 1 start bit 8 data bits no parity check 2 stop bits RTU 1 start bit 8 data bits even parity check 2 stop bits RTU 1 start bit 8 data bits odd parity check 2 stop bits ASCII 1 start bit 7 data bits no parity check 1 stop bit ASCII 1 start bit 7 data bits even parity check 1 stop bit ASCII 1 start bit 7 data bits odd parity check 1 stop bit ASCII 1 start bit 7 data bits no parity check 2 stop bits 10 ASCII 1 start bit 7 data bits even parity check 2 stop bits ASCII 1 start bit 7 data bits odd parity check 2 stop bits 12 ASCII 1 start bit 8 data bits no parity check 1 stop bit 13 ASCII 1 start bit 8 data bits even parity check 1 stop bit 14 ASCII 1 start bit 8 data bits odd parity check 1 stop bit 15 ASCII 1 start bit 8 data bits no parity check 2 stop bits 16 ASCII 1 start bit 8 data bits even parity check 2 stop bits 7 ASCII 1 start bit 8 data bits odd parity check 2 stop bits Function 08 PC 03 Communication 0 200ms 0 200ms delay time This parameter can be used to set the response delay in communication in 0 d 0c bh WN o 83 order to adapt to the MODBUS maste
154. proper motor s overload protection threshold PB 03 4 Sudden change of load 1 Load is too heavy or Acc Dec time Inverter overload EE 2 Improper V F curve 3 Capacity of inverter is too small 1 There is a broken wire in the output cable Output phase failure 2 There is a broken wire in the motor winding 3 Output terminals are loose 1 Over load 2 Enviroment temperature is too high 3 Tempearture controller fault 4 Transformer cooling fault 5 Interferece of protection circuit 6 Control cable shiled layer is not grounding phase shifting transformer over heating 1 Select variable frequency motor 2 Check and adjust V F curve 3 Check and adjust PB 03 4 Check the load 1 Increase Acc Dec time or select bigger capacity inverter 2 Check and adjust V F curve 3 Select bigger capacity inverter Check the installation wiring and 1 check external signal cable and shield layer ground right or not 2 Check transformer load and enviroment temperature compare to rated value 3 check install condition 4 check control cable shield layer grounding right or not 6 Check temperature controller and its circuit Sx External fault input terminal take External fault effect Inspect external equipment 1 Improper baud rate setting 2 Receive wrong data 3 Communication is interrupted for Long time 1 Wires or connectors of control board are loose 2 Hall sensor is damaged
155. quirement of running environment The efficiency of CHH Series high voltage variable frequency speed control systems is over 96 4 of the loss will be basically converted into heat energy 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 We recommend adopting the exhaust air rate of larger than 1M3 S every 200K W of capacity during air cooling and when air conditioning cooling is used more than 4 HP of air conditioners shall be configured for every 200KW of capacity 2 Requirements of spacing 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 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 fr
156. r In RTU mode the actual communication delay Function m Factory PC 04 Communication 0 0 1005 0 0 100s 0 0s timeout delay When the value is zero this function will be disabled When communication interruption is longer than the non zero value of PC 04 the inverter will alarm communication error E00 13 Function a 0 Alarm and coast to stop 1 No alarm and continue to run Communication 2 No alarm but stop according to 0 3 1 error action P1 06 if PO 03 2 3 No alarm but stop according to P1 06 0 When communication error occurs inverter will alarm CE and coast to stop 1 When communication error occurs inverter will omit the error and continue to run 2 When communication error occurs if PO 03 2 inverter will not alarm but stop according to stop mode determined by P1 06 Otherwise it will omit the error 3 When communication error occurs inverter will not alarm but stop according to stop mode determined by P1 06 Function Factory Name Description Setting Range Setting Unit s place of LED 0 000 0 111 0 Response to writing Response action 1 No response to writing 0 000 Ten s place of LED 0 Reference not saved when power off 1 Reference saved when power off to writing 1 No response to writing not saved when power off 1 Reference saved when power off Figure 57 Meaning of PC 06 A stands for Unit s place o
157. r X rated current BIT5 Percentage of current relate to inverter rated current BIT6 Running time BIT7 Time BIT8 Inverter input terminals status BIT9 Inverter Output terminal status BIT10 BIT15 0x0000 0xFFFF BITO Frequency setting BIT1 Input voltage BIT2 User input terminal status BIT3 User output terminal status BIT4 PID giving value BIT5 PID feedback value 0000 FFFF OFFF 161 BIT6 Analog Al1 value BIT7 Analog Al2 value BIT8 Analog AI3 value BIT9 HDI Frequency BIT10 Current step of Multisteps BIT11 RTC time BIT12 inverter input terminals Function Sore Factory aa status BIT13 inverter output terminals status BIT14 BIT15 reserved 0 1 999 9 Display Mechanical speed P7 09 7 0 1 999 9 100 0 162 coefficient of speed 120 freugency P7 09 polar number 0 1 999 9 Display coefficient of Linear speed Mechanical P7 10 0 1 999 9 1 0 163 line speed speed P7 10 P8 Fault record parameter group 118 Function Sore Factory P8 00 Last two fault types E00 mm Mm Fault types 00 No fault 01 Acceleration over voltage E00 01 02 Deceleration over current E00 02 03 Constant speed over current E00 03 04 Acceleration over voltage E00 04 05 deceleration over voltage E00 05 06 Constant speed over voltage E00 06 07 Grid undervotlage fault E00 07 08 Motor overload E00 08 09 Transformer overload E00 09 10 output phase lacking
158. r 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 The principle of over current protection is to detect the output current of inverter during inverter operation and compare it with over current stall threshold determined by PB 09 If it exceeds the value of PB 09 during acceleration inverter will remain output frequency if it exceeds the value of PB 09 during constant speed running inverter will decrease output frequency When output current of inverter is lower than the value of PB 09 inverter will continue to accelerate until output frequency reach frequency reference Please refer to following diagram 81 Output current Overcurrent stall threshald Output frequency Reference frequency UM Arte process Decelerating d leratin Time t Figure 56 Over current stall function Function wer Factory Input overvoltage Pb 10 pre warning 105 125 105 125 110 threshold Pb 10 is set input voltage pre warning threshold when real input voltage exceed the point inverter warning It s setting is corresponding to percentage of input rated voltage Function EE Factory 0 Manual bypass Pb 11 SIM xpi da 0 1 function 1 Auto bypass Unit manual Pb 12 bypass bit 0x000 0x1FF 0x000 0x1FF 0x000 selection Pb 11 is used to set inverter bypass function 0 manual bypass unit failure
159. r 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 switch cabinets are chosen and the load still needs to run you shall first switch the frequency inverter to the Power frequency running state via the switch cabinet Due to the live running of the switch cabinet the incoming wires still carry high voltage so the switch 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 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 you want to recover the running of the variable frequency speed control system you shall 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 you want to recover the running of the variable frequency speed control system you shall first 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
160. reference frequency PO 07 CHV series inverter has 4 groups of acceleration and deceleration time 1st P0 11 P0 12 2nd P3 00 P3 01 3rd P3 02 P3 03 4th P3 04 P3 05 The acceleration and deceleration time can be selected by combination of multifunctional ON OFF input terminals determined by P5 Group Function Factory om je Running direction O INE P0 13 1 Reverse selection 2 Forbid reverse Notice The rotation direction of motor is corresponding to the wiring of motor When the factory setting is restored P0 18 is set to be 1 the rotation direction of motor may be changed Please be cautious to use 5 If P0 13 is set to 2 user can not change rotation direction of motor by QUICK JOG or terminal Function reru Depends 14 Carrier 0 5 2 0kHz 0 5 2 0kHz setting on model Notice 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 because the higher carrier frequency will cause more switching loss higher temperature rise of inverter and stronger electromagnetic interference Function m Factory Code LAN NERIS 15 Motor parameters 0 No action 0 1 autotuning 1 autotuning Reserved 0 No action 1 Restore factory setting 2 Clear fault records 3 Restore parameters for injection molding machine Restore parameters
161. rnative Alternative control power supply control power switcher open Q2 supply off 3 Control cabinet alternative control power supply feed back relay K8 fault 1 The power supply for fan from phase shifting 1 Check phase shifting auxiliry winding transformer off circuit access is ok or not 2 Control cabinet fan s Check and make sure Q3 close mS power supply switcher open 3 Check K10 work status Please replace 3 Control cabinet fan s K10 if it can not work properly power supplyfeed 4 Ask for service relay K10 fault MR E M 1 Make sure Ups connected and right propery operation A00 06 UPS fault 2 UPS fault 2 Check K9 work status 3 UPS status feed back S A TO SAPE relay K9 fault 2 Unit warning introduction Alarm Alarm Name Reason Solution code 1 Fan fault 2 Poor cabinet tightness and cooling condition 3 heavy load and current 1 Inspect main control power supply make sure connector plug in 2 Check and make sure Q2 close 3 Check K8 work status Please replace K8 if it can not work properly 4 Ask for service 1 Ask for technical support 2 Select bigger inverter 3 clear dusty on filter net unit over heating 9 5 Common Faults and Solutions Inverter may have following faults or malfunctions during operation please refer to the following solutions No light of indicator after power on Using keypad touch screen checking if there is input voltage or not
162. ry 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 trans phase transformer is connected to the load bearing framework of the cabinet body through screw bolts The input of the trans phase transformer cabinet is 3 phase high voltage through the switch cabinet The output of the trans phase 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 to the input side of the power unit of each phase The trans phase transformer cabinet can monitor the temperature of the phases of the trans phase 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 trans phase 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 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 fix
163. s after power is turned on the Ready LED Yellow LED is turned on 5 Make sure that the noise of the trans phase transformer cabinet is below 75db 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 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 4 Observe PD 30 PD 56 the voltage deviation of the unit shall be no more than SOV 32 5 3 3 Disconnecting the motor and no load running 1 Keep the power on configuration of 3 2 and connecting to a high voltage 2 Press RUNJ button on the keyboard and run at 50HZ 3 The blower on the cabinet top starts to work listen and check whether there s any abnormal sound or noise when the blower starts if no noise or abnormal sound is heard and the running 1s steady then the air blower is working normally 5 1 Test with motors 5 4 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 switch the frequency inverter to variable frequency 2 Set the output frequency to 10Hz while testing with the motor then increase the frequency to 20Hz
164. s 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 trans phase 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 trans phase transformer The fault protection of the secondary side of trans phase transformers adopts the method of delayed trip When short circuit failure occurs to the winding on the secondary side of the trans phase transformer the cables connecting the secondary side of the trans phase 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 be set to ensure the trans phase transformer of no trip will occur during the period of excitation surge current The movement
165. s 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 NEN variable frequency speed control system A Notes 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 trans phase transformer and all secondary outgoings while performing the electric insulation detection test to the output end of the system no unit 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 voltag
166. shall be installed under the guidance of the professional from our company In some cases the trans phase transformers and power units shall be separately packaged for transportation and shall be installed into the trans phase transformer cabinets and power unit cabinets under the guidance of the rofessional from our company after arriving at the destination Notes A It shall be installed onto the non combustible structure made of basic steel channels otherwise it may cause fire 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 of Chapter 3 Handling of high voltage variable frequency speed control systems to do the handling and moving 4 J Open all cabinet doors and carefully i
167. t A1 DC bus 9 2000V 0 2000 260 voltage indication Pd 31 Unit A2 DC bus 0 2000V 0 2000 261 voltage indication 32 Unit DC bus 262 voltage indication Unit A4 DC bus 0 2000V 0 2000 263 8890 voltage indication Pd 34 Unit A5 DC bus 20v eae 264 voltage indication Pd 35 Unit A6 DC bus 265 voltage indication Unit A7 DC bus 0 2000V 0 2000 266 voltage indication Unit A8 DC bus 0 2000V 0 2000 267 voltage indication 125 DC bus 19 2000V 0 2000 268 voltage indication Pg39 DC bus 9 2000V 0 2000 269 voltage indication 40 UnitB2DC bus 0 2000 0 2000 270 voltage indication Pg 44 Unit DC bus 9 2000V 0 2000 274 voltage indication pd42 UnitB4 DC bus 9 2000V 0 2000 272 voltage indication Pd43 UnitB5 DCbus 0 2000 0 2000 273 voltage indication Unit DC bus g 2000V 0 2000 274 Pd 44 NUS voltage indication Unit B7 DC bus 9 2000V 0 2000 275 Pd 45 be voltage indication 46 UnitB amp DC bus 9 2000V 0 2000 276 voltage indication pga7 bus 9 2000V 0 2000 277 voltage indication Pd4g UnitC1DCbus 9 2000V 0 2000 278 voltage indication Pd4g UnitC2DCbus 0 2000 0 2000 279 voltage indication 50 UnitC3DCbus 0 2000 0 2000 280 voltage indication Pg 51 Unit CA DC bus 9 2000V 0 2000 281 voltage indication 52 5 bus l9 2000V 0 2000 282 voltage indication Pg 53 UnitC6 DC bus o
168. t frequency will be decreased such as tension control in winding application 1 Negative When the feedback value is greater than the preset value output frequency will be increased such as tension control in unwinding application Function Factory P9 04 joe gain 0 00 100 00 0 00 100 00 010 10 P9 05 Integral time Ti 0 01 10 00s 0 01 10 00s P9 06 mo 0 00 10 00s 0 00 10 00s 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 0 03 6 2 Increase the proportional gain Kp as far as possible without creating oscillation 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 47 Reducing overshooting diagram e Rapidly stabilizing control status 76 To rapidly stabilize the control conditions even when overshooting occurs shorten the integral time and lengthen the differential time Response Before adjustment After adjustment Tim
169. t is possible This is not permitted for European Low Voltage Directive If this situation occurs electric shock or equipment damage may result If shielding cables are used the cable shielding layer can only be grounding at a single termination of each cable 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 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
170. tage Input frequency Number of power units on each phase Input power factor System efficiency Output frequency Output voltage Overload capacity Control interface Acceleration deceleration time Control characteristics High low voltage insulation method Communication Switch input Switch output Analog input Analog output High speed pulse input High speed pulse output Noise level Harmonics Protection functions Protection level Cooling method Using environment Ambient temperature Ambient humidity Vibration Technical specifications 236K VA 9000K VA 185K W 7100KW 3 6 1LOKV 10 50 60Hz 10 3 or 4 of 3K V 5 or 6 of 6KV 8 or 9 of LOK V 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 AI2 AI3 AI2 0 10V 0 20mA AI3 10V 10V 4 channel analog output AO1 AO4 output range AOI AO2 0 10V AO3 AO4 0 10V 0 20mA Range 0 SOKHz Range 0 50K Hz lt 75dB Meeting the requirements of national standard GB 14549 93 and IEEE 519 1992 power quality standards Overvoltage protection undervoltage protection overcurrent overtemperature overspeed external faults etc IP20 Forced air cooling Indoors altitude of below 1000m the higher altitude shall be used after derating with additional correction factor no c
171. the 24V Digital input S9 S10 S11 12 Switch input terminals provided by the system 513 514 S15 The suspension of terminals will be S16 regarded as disconnected Input impedance 3 3KQ 27 Forming the optical coupler isolation input with COM The input voltage can only be the 24V provided by the system The suspension of terminals will be regarded as disconnected Input impedance 1 1KQ High pulse input terminals 24V power supply provided by the system for the use of digital input and high pulse Maximum output current 150mA 24V Powers supply grounding 10V power supply provided by the system for the use of analog input 10V Powers supply grounding Maximum output capability 20mA Forming a loop connection with GND We recommend using the 10V provided by the frequency inverter as the input voltage For voltage input voltage range 0 10V for current input current range 0 20mA 20mA current responds to 5V Input impedance 20KQ voltage 250Q current Forming a loop connection with GND We recommend using the 10V provided by the frequency inverter as the input voltage Analog input terminals 12 Support the inputs of voltage and current Analog input terminals Only support voltage input the input range ec negative Oe Impedance of voltage input is 20 Outputting the voltage corresponding Analog output to the GND terminals AOI AO2 terminals
172. the control cabinet The programmable terminals open to users for using are also installed on the control cabinet 4 Switch cabinet CHH100 Series of the high voltage frequency inverter provide standard switch cabinets for users to select The switch 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 trans phase transformer with the distribution system is also provided The input of the switch cabinet is the users 3 phase high voltage distribution it shall be connected to the trans phase transformer via QS1 The output of the switch cabinet is the 3 phase frequency conversion output of the power unit cabinet it will be directly connected to the motor via KM2 QS2 The switch cabinet also provides the power frequency bypass contactor KM3 once any failure occurs to the frequency inverter users can directly switch the motor to the state of power frequency via the vacuum contactor KM3 to effectively guarantee the consistent running of the system Inside the switch cabinet KM2 QS1 and KM3 QS2 implement the interlocking through logic The voltage and current transformers are installed inside the switch cabinet to provide the actual input voltage and current information to the control cabinet 12 High voltage bus High voltage bus Automatic switch Manual switch
173. 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 pressing 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 trans phase transformer cabinet and the actual ambient temperature and if it is less than 1 it will indicate that the deviation is normal 5 2 2 Testing whether the work of KM1 QS1 KM2 QS2 and KM3 are normal 1 Ensure that L1 L2 and L3 are disconnected from the high voltage power supply 31 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 Power Variable Frequency Switch interface 3 Click Variable Frequency in the interface 4 You will then hear the sound of the contactor twice and the 2 indicator lights on the leftmost of the switch cabinet will be turned on 5 Measure the on off of KM1 2 with a multimeter now KM1and 2 are on and KM3 is off 6 Click Cut off high voltage in the interface 7 You will then hear one beep of the contactor the indicator light of switch c
174. this chapter and make up the operation 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 KM1 and KM2 switch cabinets please refer to the content in 2 4 1 6 1 Description of switch cabinet Variable frequency indicator light Variable frequency indicator light e Power frequency indicator light Power frequency light ih Live displaying device Live displaying device Manual switch bo m Electromagnetic lock 1 r HT 052083 eal d x J _ J E b Door lock Tu Door lock it Observation window Figure 14 Outline structure schematic drawing of manual and automatic switch cabinet As shown in the figure Fault indicator light and warning light This indicator light indicates that
175. tings 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 In the case of multi drive communication or long distance transmission connecting 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 3 Modbus data frame Start at least 3 5 bits Slave Function End at least 3 5 ASCII mode Modbus data frame amc Slave Function 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 less than 3 5 bytes 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 summe
176. tor with big inertia load when instantaneous power off 52 Function rele P1 LUN P101 Starting dida 0 00 10 00Hz 000 10 00Hz 00 10 00Hz 0 00 10 00Hz 0 50Hz 50Hz 0 0 50 0s 0 0 50 0s starting Set proper starting frequency can increase the starting torque If the reference frequency is less than starting frequency inverter will be at stand by status The indicator of lights on inverter has no output The starting frequency could be less than the lower frequency limit P0 09 e P1 01 and P1 02 take no effect pellus FWD REV switching Function Factory DC Braking NEN RE 0 120 0 P1 03 current before 0 0 120 0 0 0 start sque 0 0 50 0s 0 0 50 05 0 05 before start When inverter starts it performs DC braking according to P1 03 firstly then start to accelerate after P1 04 Notice DC braking will take effect only when P1 00 is set to be 1 DC braking is invalid when P1 04 is set to be 0 The value of P1 03 is the percentage of rated current of inverter The bigger the DC braking current the greater the braking torque Function Factory o Deceleration to stop 0 Deceleration to stop When the stop command takes effect the inverter decreases the output frequency according to P1 05 and the selected acceleration deceleration time till stop 1 Coast to stop When the stop command takes effect the inverter blocks the output immediately The motor co
177. tors 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 manual 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 15 necessary Chapter Precautions 1 1 Safety notes A Note lt gt S Before installation wiring running and maintenance inspections you are required to get well acquaintance with the contents of this instruction manual to ensure the proper using It is also necessary to be familiar with the circumstances of the driven machinery and all relevant safety notes while using About usage A Notes lt gt 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 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 wiring A Notes lt gt A high voltage circuit breaker must be equipped at the power supply side of the high voltage frequency inverter for circuit protection Reliable grounding is required The wiring must be imple
178. trol systems to the motors is proposed We recommend 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 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 cabling 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 We recommend using separately shielded armored 3 phase cables if single phase cables are used the combination of 3 phase cables is required to ensure the EMC characteristics Ifthe area of the shielding layer of the cables is less than 50 of the area of a 1 phase cross section then an additional grounding line must be provided to prevent the
179. ttons below are for the operations of turning pages and deleting records 5 Description of the 2 level interface popped up by pressing Fault recording button 0 o eu s E lo glo gt X N Al Normal orma A2 lNormal B2 Norma Normal Norma A4 Normal B4 Normal 5 Normal B5 Norma lNormal B6 Norma NNormal B7 Normal pg Norma AQ lNormal B9 Normal C9 orma orma c zziz eme iem N z zu orma Prev Te NN ornal orma Cell DC Volt orma Next orma zz cra e V z ormal E gg N zzzi orma o Cell Temp 0 0 fe ornal Figure 23 Schematic drawing of the Fault Recording 2 level interface When the user presses the Fault Recording button or Fault button 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 4 Description of 3 level interface 1 The 2 level interface that can generate the 3 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 44 RUN
180. uit high voltage automatically 1 Holding system will stop according to instruction but do not cut off high voltage automatically until receiving high voltage breaking signals Function em Factory Setting Range Setting Waiting time of malis 0 0 3600 0s 0 0 3600 0s 10 0s switching on System receive switching on signals P1 15 is the 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 for protecting our unit from assault because of short time between adjacent switching on Function Factory pees Setting Waiting time of P1 16 0 0 3600 0s 0 0 3600 0s 10 0s running in order The waiting time of running in order is caculated 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 competely reducing the assault of Grid voltage P2 Group Motor Parameter Function rem Factory O asynchronous motor Depends P2 00 Inverter Model 1 synchronous motor Reserved on model Depends P2 01 Motor rated power 4 0 7100 0kW 4 0 5000 0kW on model 55 P2 02 MC 10 00 P0 07 10 00 P0 07 50 00Hz frequency Depends P2 03 Motor rated speed 1 36000rpm 1 36000rpm on model Depends P2 04 MESSI es eie 0 20000V 0 20000V j voltage on model Depends P2 05 Meisel raten 0 8 30
181. upper limit amp 100 0 100 0 100 0 100 0 100 0 corresponding setting 5 25 Al1 filter time constant 0 00s 10 00s 0 00 10 00 5 26 Al2 lower limit 0 00V P5 28 0 00 P5 28 0 00V pte B Al2 lower limit 156 0 100 0 100 0 100 0 0 0 corresponding setting 5 28 Al2 upper limit P5 26 10 00V P5 26 10 00 10 00V 29 2 upperlimit _499 0 100 0 100 0 100 0 100 0 corresponding setting 5 30 AI2 filter time constant 0 00s 10 00s 0 00 10 00 18 5 31 AI3 lower limit 10 00V P5 33 10 00 P5 33 10 00V au 32 A S lower limit _199 9 100 0 100 0 100 0 100 0 corresponding setting 5 33 Al3 upper limit P5 31 10 00V P5 31 10 00 10 00V m 5 34 upper limit _100 0 100 0 100 0 100 0 100 0 corresponding setting 5 35 filter time constant 0 00s 10 00s 0 00 10 00 1 5 36 HDI1 lower limit 0 000 KHz P5 38 0 000 P5 38 0 000KHz M HDI1 lower limit 5 38 HDI1 upper limit P5 36 50 000KHz P5 36 50 000 50 000KHz 37 HDI1 upper limit corresponding setting 100 096 100 096 100 0 100 0 100 096 mm 0 0 c O1 5 o c v v v v U v Ci NO D gt U U U U U U Q oO V N HIE C2 co m 13 HDI1 filter time P6 Group Output Terminals Relay 1 output 0 No output P6 0 20 120 2 Fault output selection 4 Frequency reached Z i ME S ME acidi au 0 20 122 selection 6 Varia
182. val When P3 13 is set to be 0 it means auto reset is disabled and the protective device will be activated in case of fault Notice 57 The fault such as OUT 1 OUT 2 OUT 3 OH1 and OH2 cannot be reset automatically e If fault has not occurred for ten minutes after the fault is reset inverter will automatically clear the previous times of auto reset Function TUE Factory FDT level 0 00 P0 07 0 00 P0 07 90 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 of FDT level FDT level FDT lag as shown Output fregusney following figure FDT level FOT reached signal Figure 34 Level diagram Notice FDT lag is relative to the percentage of FDT level Function a Factory Setting Range Setting Frequency arrive P3 17 ee 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 Output frequency dd MEN x ncm 4 Detecting range Reference frequency PB 27 Time t Frequency arrive signal FAR Time t Figure 35 Frequency arriving detection diagram Notice Frequency arrive detecting range is relative to the percentage of P0 07 Function m Factory selectiong 58 __ rc S Using P3 18 to increase ultiliz
183. will be uploaded from inverter to LCD 2 All value of parameters will be downloaded from LCD to inverter Notice When upload or download operation completes P7 02 will be set to 0 automatically Function Factory 0 Quick debugging mode 1 FDW REV switching function selection 2 Jog QUICK JOG is a multifunctional key whose function can be defined by the value of P7 03 0 Quick debugging mode Please refer to description of Chapter 5 1 FWD REV switching Press QUICK JOG the running direction of inverter will reverse It is only valid if PO 01 is set to be 0 7 2 Jog Press IQUICK JOG the inverter will jog Function AS Factory 0 Valid when keypad control P0 0120 STOP RST 1 Valid when keypad or terminal control P0 01 0 or 1 function selection 2 Valid when keypad or communication control 01 0 or 2 3 Always valid Notice The value of P7 04 only determines the STOP function of STOP RST The RESET function of ISTOP RST is always valid Function ne Factory SOIC Dese 00 00 23 59 Real 7 05 Time setting 00 00 23 59 ime Function mE Factory SASS 95 0 OxFFFF O OxFFFF OxOFFF display selection sor Leung Sete 0 OxF FFF 0 0xFFFF 0x0000 display selection2 There are 26 status parameters of CHH inverter display on two Function code of P7 06 and P7 07 16 general status displayed in P7 06 and the others are display on P7 07
184. y 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 High power factor CHH Series high voltage variable frequency speed control systems are of the constant voltage source type and can 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 Strong voltage adaptability The input voltage has strong adaptability allowing the fluctuating of grid side voltage between 10 10 AVR function is provided to automatically adjust the output voltage according to the fluctuation of the bus voltage 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 15 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

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