Home

3G3EV Users Manual - RFD electronic GmbH

1. Specifications Chapter 6 6 1 Specifications of Main Unit Rating Three Model 3G3EV A2001 L A2002 L A2004 L A2007 L A2015 L phase Power Rated voltage Three phase 200 to 230 VAC 50 60 Hz 200 VAC supply and frequency Allowable 15 to 10 voltage fluctuation Allowable 5 frequency fluctuation Heating value W 11 9 18 8 33 2 51 7 71 6 Weight kg 0 5 0 6 0 9 1 3 1 5 Single Model 3G3EV ABO01 L ABO02 L AB004 L0 AB007 L AB015 L phase Power Rated voltage Single phase 200 to 240 VAC 50 60 Hz nh supply and frequency Three phase 200 to 230 VAC 50 60 Hz phass Allowable 15 to 10 200 VAC voltage fluctuation Allowable 5 frequency fluctuation Heating value W 12 6 20 3 25 3 55 3 78 4 Weight kg 0 5 0 6 1 3 1 3 2 0 Maximum applicable motor 0 1 0 2 0 4 0 75 1 5 capacity kW Output Rated output capacity 0 3 0 6 1 1 1 9 2 7 specifi kVA cations Rated output current A 0 8 1 5 3 0 5 0 7 0 Rated output voltage Three phase 200 to 230 VAC Corresponds to the input voltage Maximum output 400 Hz Parameter setting frequency Cooling method Self cooling 6 2 Specifications Model 3G3EV Chapter 6 A4002
2. Protection from instantaneous power interruption Stops the system when a power interruption lasts for 15 ms or more Operation can be continued by setting constant No 36 as follows e Operation is continued if a power interruption only lasts for approximately 0 5 second or less e Operation is continued unconditionally Radiation fin overheat protection Detects a fin temperature of 110 10 C Ground protection Overcurrent level protection 6 5 Specifications Chapter 6 Operation Specifications Control input Three photocoupler input terminals 24 VDC 8 mA e Forward stop SF e Reverse stop SR e Multi function input S1 set in constant No 06 Select either of fault reset external fault and multi step speed command Note When 3 wire sequence mode constant No 01 9 is se lected the terminals become as follows e Run command SF e Stop command SR e Forward reverse rotation command S1 One analog input terminal 0 to 10 VDC or 4 to 20 mA e Frequency reference input Between FC and FR Control output One SPDT relay contact output terminal MA MB 30 VDC and 1A 250 VAC and 1A e Multi function contact output set in constant No 09 Select either of fault occurrence operation in progress and frequency matching 6 6 Chapter 7 Appendix A 7 1 Notes on Using I
3. 4 5 4 2 3 Setting Constants s2 0a te 3 i45 baat a epee niet ted go x Ga l2 S 4 8 4 3 Test RUN 3 20 be oiae Lea hee bee tag Ae eee eee ee eee icles 4 25 4 3 1 Checking Wiring fees Gas 0044 es ewe asa e 0424 2 eae 4 25 4 3 2 Turning Power On and Checking Indicator Display 4 25 4 3 3 Initializing Constants Gy 5k gg GaSe Oe eee Hees 4 25 4 3 4 Setting a Vil Pattern icy ee t2 eee eo tee nee eee eee 4 25 4 3 5 Setting Rated Motor Amperage 4 26 4 3 6 Setting the Reference Frequency si 4 s44 0cdere s ae eRe ay 4 26 4 3 7 Operating the Inverter with the Digital Operator 4 26 4 3 8 Checking Output Frequency and Amperage 4 26 4 3 9 Checking Operation during Reverse Rotation 4 26 4 3 10 Checking Operation with Mechanical System Connected 4 26 4 3 11 Checking Operation Performed by Controller 4 26 Table of Contents Chapter 5 Operation Sl 5 1 Protective and Diagnostic Functlons 5 2 5 2 Troubleshoot 272 se 3 26 t t teed eee a se Pe eR eae 5 8 5 2 1 Constants Fail to Set vv v v peor ida diuwedeow 040466 ade hake d es 5 8 5 2 2 Motor Fails to Operate 0 5 8 5 2 3 Motor Rotates in the Wrong Direction 5 9 5 2 4 Motor Deceleration is Too S OW_ 5 10 5 2 5 Vertical axis Lo
4. Note 3 With the 400 VAC class the continuous output current cannot be used to 100 of the rated value if the constant is set to 5 for Inverters of 0 75 kW or less or if it is set to 4 or 5 for an Inverter of 1 5 kW Set the constant so that the continuous output current does not exceed the val ues shown in the following tables 400 VAC Inverters of 0 75 kW or Less Carrier frequency set value Max continuous output current 1 to 4 Up to 100 of the rated output Up to 90 of the rated output 400 VAC Inverter of 1 5 kW Up to 100 of the rated output Up to 85 of the rated output Up to 75 of the rated output 4 21 Preparing for Operation Chapter 4 ngg Frequency Reference Gain Setting range 0 10 to 2 55 Factory setting 1 00 times times Unit of setting 0 01 times n Frequency Reference Bias Setting range 99 to 99 Factory setting 0 Unit of setting 1 e These constants are used to set the relationship between analog voltage and refer ence frequencies when frequency references are input through control terminals FR and FC e Frequency reference gain n39 Specify the input voltage corresponding to the maxi mum frequency n24 as a multiple of 10 V e Frequency reference bias n40 Specify the reference frequency corresponding to in put voltage 0 V as a percentage of the maximum frequency n24 Explanation of Frequency Reference Gain and Bi
5. 5 1 Protective and Diagnostic Functions 5 2 Troubleshooting 5 3 Maintenance and Inspection Operation Chapter 5 5 1 Protective and Diagnostic Functions The 3G3EV has excellent protective and diagnostic functions The RUN and ALARM indicators on the front panel indicate the current Inverter sta tus and the data display section also displays information about an error that has occurred These functions therefore enable the user to take the appropriate actions to correct most errors List of Error Codes Inverter status Indicator RUN ALARM Flashes Not lit Data display Description Ready to run Lit Not lit Normal operation in progress Flashes Flashes Simultaneous input of forward and re verse rotation commands Lit Flashes Main circuit undervoltage UV Main circuit overvoltage OV Radiation fin overheated OH Digital Operator stopped STP Protective mecha nism actu ated Not lit Overcurrent OC Main circuit overvoltage OV Main circuit undervoltage UV1 Control power supply fault UV2 Radiation fin overheated OH Motor overload OL1 Inverter overload OL2 External fault EF1 5 2 Not lit Initial memory error ROM error Constant error A D converter error LTIE Lie Option error Not lit Not lit Not lit Control circuit error
6. Approx 0 6 Approx 0 9 Approx 0 5 Approx 0 6 3 3 Design Chapter 3 m 3G3EV A2007 _ to 3G3EV A2015 _ 0 75 to 1 5 kW Three phase 200 VAC Input 3G3EV AB004 L to 3G3EV AB015 L 0 4 to 1 5 kW Single Three phase 200 VAC lnput 3G3EV A4002 L to 3G3EV A4015 L 0 2 to 1 5 kW Three phase 400 VAC Input Two 4 5 dia lo a A Note Install the Inverter with four M4 bolts e Three phase 200 VAC Input Model Sow ep ee ea mal A20ISL 1 5 kW Approx 1 5 e Single Three phase 200 VAC Input Model Output Approx 1 3 Approx 1 3 Approx 2 0 3 4 Design Chapter 3 e Three phase 400 VAC Input Model Approx 1 0 Approx 1 0 Approx 1 5 Approx 2 0 3 1 2 Installation Conditions Installation Site elnstall the Inverter under the following conditions Ambient temperature for operation 10 C to 50 C Humidity 90 RH or less non condensing e Install the Inverter in a clean location free from oil mist and dust Alternatively install it in a totally enclosed panel that is completely shielded from suspended dust e When installing or operating the Inverter always take special care so that metal pow der oil water or
7. 5 3 Operation Chapter 5 Data Display and Action to be Taken when Protective Mechanism is Actuated The ALARM indicator lights up when the protective mechanism is actuated In this event Inverter output is shut off and the motor coasts to a stop Check the cause of the error take the necessary action and perform fault reset or turn the power off then on Data Description Cause and action display oL Overcurrent OC eThe output side of the Inverter is The Inverter output current shorted or grounded instantaneously exceeded 250 of the eLoad inertia is excessive rated amperage Eee eThe acceleration and deceleration time settings are too short e A special motor is used eThe motor was started during free running e The magnetic contactor on the output side of the Inverter was opened and closed ub e Determine the cause of the error take the necessary action and reset the system ou Main circuit overvoltage OV e The deceleration time setting is too Because regenerative energy from the short motor was excessive the DC voltage Jl of the main circuit exceeded approximately 410 V e Increase the deceleration time 400 VAC Class 820 V e Connect a braking resistor or braking resistor unit eThe regenerative energy becomes excessive when returning from the overshoot during acceleration J e Connect a braking resistor or braking resistor unit 5 4 Opera
8. Digital command 0 1 Hz less than 100 Hz 1 Hz 100 Hz or more Analog command 0 06 Hz 60 Hz Frequency output resolution 0 1 Hz operation resolution Overload resistance 1 minute or less when 150 of rated output current is received Frequency setting signal 0 to 10 VDC 20 kQ or 4 to 20 mA 250 Q Note This setting can be switched using the internal DIP switch Acceleration Decelerati on time 0 0 to 999 seconds acceleration and deceleration times are set separately Braking torque continuous regenerative braking Approximately 20 Note 125 to 220 when braking resistor is externally installed Voltage Frequency characteristics 6 4 Simple V f pattern setting Specifications Chapter 6 Protection Functions Motor protection Electronic thermal protection Instantaneous overcurrent protection When 250 of the rated output amperage is exceeded Overload protection When 150 of the rated output amperage is exceeded for one minute Overvoltage protection Stops the system when DC voltage of the main circuit exceeds approximately 410 V 400 VAC Class approximately 820 V Voltage drop protection 3G3EV A2 Stops the system when voltage drops below approximately 200 V 3G3EV AB Stops the system when voltage drops below approximately 160 V 3G3EV A4 Stops the system when voltage drops below approximately 400 V
9. duce radio noise install noise filters on both input and output sides and also install the Inverter in a totally enclosed steel box The cable between the Inverter and the motor should be as short as possible Steel box MCCB 2 3G3EV Metal pipe Noise i filter HE SYSDRI VE E a Design Chapter 3 e Cable Length between Inverter and Motor If the cable between the Inverter and the motor is long the high frequency leakage cur rent will increase causing the Inverter output current to increase as well This may affect peripheral devices To prevent this adjust the carrier frequency set in n37 as shown in the table below Cable length between Inverter and motor 50 m max 100 m max Carrier frequency n37 10 kHz max 1 2 3 4 5 kHz max 1 2 Ground Wiring e Always use a ground terminal with the following ground resistance 200 VAC Class 100 Q or less 400 VAC Class 10 Q or less e For 400 VAC class models that conform to EC Directives also connect to the neutral of the power supply e Do not share the ground wire with other devices such as a welder or power tool e Always use a ground wire that complies with technical standards on electrical equip ment Route the ground wire so that the total length is as short as possible eWhen using more than one Inverter be careful not to loop the ground wire Design Chapter 3 3 2 3 Wiring Control Circuit Terminals The control signal line m
10. more than one motor is operated with one Inverter or a multi polar motor is used always install a thermal relay THR between the Inverter and the motor and set to 0 0 no thermal protection for constant No 31 THR indicator In this case program the sequence so that the magnetic contactor on the input side of the main circuit is turned off by the contact of the thermal relay e Installing a Noise Filter on the Output Side Connect a noise filter to the output side of the Inverter to reduce radio noise and induc tion noise Noise filter Induction noise Radio noise BD Signal line Controller Design Chapter 3 Induction Noise Electromagnetic induction generates noise on the signal line causing the controller to malfunction Radio Noise Electromagnetic waves from the Inverter and cables cause the broadcasting radio receiver to make noise e How to Prevent Induction Noise As described above a noise filter can be used to prevent induction noise from being generated on the output side Alternatively cables can be routed through a grounded metal pipe to prevent induction noise Keeping the metal pipe at least 30 cm away from the signal line considerably reduces induction noise MCCB i Power supply T _ eP a RH sre Q Q 30 cm min Controller Signal line e How to Prevent Radio Noise Radio noise is generated from the Inverter as well as the input and output lines To re
11. A Unit of setting 0 1 A e This constant is used to set an electronic thermal reference value to protect the motor from overheating Set the rated motor amperage in this constant elf 0 0 is set in this constant no thermal protection is assumed so motor overload will not be detected e The setting range and factory setting for this constant are as follows Note 1 This can be set to a maximum of 120 of the Inverter rated current Note 2 Set to the normal rated current of the maximum applicable motor ij Stall Prevention during Deceleration Setting range Factory setting 0 This constant is used to select the action to prevent overvoltage during deceleration Stall prevention during deceleration i No stall prevention during deceleration Note 1 If a braking resistor is to be connected always set 1 no stall prevention during deceleration in this constant Note 2 If 0 stall prevention during deceleration is set in this constant deceleration time will be automatically lengthened to prevent overvoltage Explanation of Stall Prevention during Deceleration Output frequency Deceleration time is controlled to prevent overvoltage x Time Setting Deceleration time Preparing for Operation Chapter 4 n3h Operation after Recovery from Power Interruption Setting range 012 __ Factorysetting 0 This constant is used to select the processing to be performed a
12. Operation Chapter 5 Data Display and Action to be Taken when Warning Status Arises The ALARM indicator flashes when warning status arises The data display section also flashes When warning status arises no error code is output Eliminating the cause recovers the system automatically Data display Description Simultaneous input of forward and reverse rotation commands Forward and reverse rotation commands were simultaneously input for 0 5 second or more The Inverter decelerates and stops the motor Action e Review the sequence Main circuit undervoltage UV The DC voltage of the main circuit dropped below the low voltage detection level when the Inverter was stopped e Check the power voltage e Check the power input line for discon nection e Check the terminal block screws for looseness Main circuit overvoltage OV The DC voltage of the main circuit exceeded the overvoltage detection level when the Inverter was stopped e Check the power voltage Radiation fin overheated OH The radiation fin overheated when the Inverter was stopped e Check the ambient temperature e Install a cooling fan or air conditioner Digital Operator stopped STP The STOP RESET Key on the Digital Operator was pressed while the Inverter was being operated using control circuit terminals SF and SR The Inverter decelerates and stops the motor e Open both SF and SR
13. Preparing for Operation Chapter 4 Note 2 The DIP switch is located inside the Inverter Use this switch to change the set ting when frequency references are to be input in terms of amperage 4 to 20 mA For details refer to Section 7 2 Frequency Reference by Amperage Input For voltage input never set the DIP switch to ON Doing so may damage the equipment 503 Interruption Mode Selection Setting range Factory setting 0 This constant is used to specify the interruption mode when the STOP RESET Key is pressed or the operation command is OFF 0 Frequency deceleration stop 1 Free running Example of Frequency Deceleration Stop Deceleration time 1 n21 Minimum output frequency determined with constant set in n29 Factory set to 1 5 kHz Output frequency ie Time i Interruption DC control time determined Forward rotation with constant set in n47 Factory set to 0 5 Reverse rotation ON second Operation command OFF Example of Free Running Inertia of motor Output frequency Forward rotation Reverse rotation ON Operation command OFF Note This constant is available for models with a PROM number software version of 200 or higher Preparing for Operation Chapter 4 Forward Reverse Rotation Selection Setting range Factory setting Far forward rota tion This constant is used to specify the direction of motor rotation when the Inverter is oper ated wit
14. Unpacking Check the following items before removing the product from the package e Has the correct product been delivered i e the correct model number and specifications e Has the product been damaged in shipping e Are any screws or bolts loose Table of Contents Chapter 1 Getting Started 1 1 1 1 Items to be Checked when Unpacking 1 2 132 Precautions a teeta Ge etd ee eu hia ea ee ee ee 1 3 Chapter 2 Overview 2 1 2 1 el 110 ae ee t6 4 20g ar A aae aria 2 2 2 2 Component Names sieis 24g ate ry 664290 Later nalen eae aga vs 2 4 Chapter 3 Design 3 1 NE 3 2 3 1 1 Outside Mounting DIimenslons 3 2 3 1 2 Installation Conditlons 3 5 Dad Wiring Cet tS Se pate beeen oN wa eM Ge RA oe AS Ai ee Na 3 7 3 2 1 Terminal BlOCKS ss deta nune otk ates eee kad edd awe see vag 3 7 3 2 2 Wiring Around the Main Clrcuit 3 11 3 2 3 Wiring Control Circuit Terminals 3 18 Chapter 4 Preparing for Operation 4 1 4 1 _ Preparation Proce Que sase Cosas ead es netaat SR ee wed ae en eel basa si 4 2 4 2 Using the Digital Operator s z0vx si cae eed ln g0 02v vg eet eee ye des 4 3 4 2 1 Name and Function of Each Component 4 3 4 2 2 Outline of Operatlon
15. built in 3 2 2 Wiring Around the Main Circuit System reliability and noise resistance are affected by the wiring method used Therefore always follow the instructions given below when connect ing the Inverter to peripheral devices and other parts Wire Size and Molded Case Circuit Breaker to be Used For the main circuit and ground always use 600 V polyvinyl chloride PVC cables If the cable is long and may cause voltage drops increase the wire size according to the cable length 3G3EV A2001 Terminal symbol RSTB1B2 UV W Terminal Screw Wire size mm2 0 75 to 2 Molded case circuit breaker capacity A 3G3EV AB001 3G3EV A2002 3G3EV AB002 3G3EV A4002 RSTB1B2 UVWG 0 75 to 2 3G3EV A2004 3G3EV A4004 RSTB1B2 UVW 0 75 to 2 3G3EV A2007 3G3EV AB004 3G3EV AB007 RSTB1B2 UVW 0 75 to 2 3G3EV A4007 3G3EV A2015 3G3EV AB015 3G3EV A4015 RSTB1B2 UV W 0 75 to 2 1 25 to 2 0 75 to 2 Note Tighten the M3 5 terminal screw to the torque of 0 8 N m 3 11 Design Chapter 3 Determining the Wire Size Determine the wire size for the main circuit so that line voltage drop is within 2 of the rated voltage Line voltage drop Vp is calc
16. motor vibration is almost the same as when op erated with a commercial power supply However motor vibration may become greater in the following cases e Resonance with the natural frequency of mechanical system Take special care when a machine that has been operated at a constant speed is to be operated in variable speed mode If resonance occurs install vibration proof rub ber on the motor base e mbalanced rotor Take special care when the motor is operated at a high speed 60 Hz or more e Noise Noise is almost the same as when the motor is operated with a commercial power sup ply However motor noise becomes louder when the motor is operated at a speed high er than the rated speed 60 Hz Using Inverter for Special Motors e Pole changing Motor The rated amperage of pole changing motors differs from that of standard motors Select therefore an appropriate Inverter according to the maximum amperage of the motor to be used Before changing the number of poles always make sure that the mo tor has stopped Otherwise the overvoltage protection or overcurrent protection mech anism will be actuated resulting in an error e Submersible Motor The rated amperage of submersible motors is higher than that of standard motors Therefore always select an Inverter by checking its rated amperage When the dis tance between the motor and the Inverter is long use a cable thick enough to prevent motor torque reduction e Explosi
17. of the Inverter The number of internal switching times is reduced so noise can be reduced to some extent e Improve the frame ground A current generated by internal switching normally leaks into the frame ground Therefore connect the ground terminal with a sufficiently thick and short wire of 100 Q or less s Install an input noise filter Install an input noise filter 8G3IV PHF on the power input side of the Inverter e Install an output noise filter Install an output noise filter 8G3IV PLF on the output side of the Inverter e Provide a separate power supply for the sensor If the sensor malfunctions provide a dedicated power supply for the sensor and install a noise filter on the power supply For the signal line use a shielded cable 5 2 8 AM Radio Receives Noise when Inverter is Started e Noise derives from Inverter switching Take the following actions to prevent noise e Reduce the carrier frequency of the Inverter The number of internal switching times is reduced so noise can be reduced to some extent 5 11 Operation Chapter 5 s Install an input noise filter Install an input noise filter 8G3IV PHF on the power input side of the Inverter e Install an output noise filter Install an output noise filter 8G3IV PLF on the output side of the Inverter e Use metal box and piping Metal can block off radio waves Therefore enclose the Inverter with a metal steel box to prevent radio waves from be
18. other foreign matter do not get in the Inverter eDo not install the Inverter on inflammables such as wood Direction of Installation e Install the Inverter on a vertical surface so that the characters on the nameplate are oriented upward Installation Space eWhen installing the Inverter always provide the following installation space to allow normal heat dissipation from the Inverter AP II IG Pe 4 AAA Z 2 Z 2 W 30 mm min Inverter Inverter Inverter PRR SIF 4 P 4 6 4 es BELLA EP LPF ULES 3 5 Design Chapter 3 Ambient Temperature Control e To enhance operation reliability the Inverter should be installed in an environment free from extreme temperature rises e f the Inverter is installed in an enclosed environment such as a box use a cooling fan or air conditioner to maintain the internal air temperature below 50 C e The surface temperature of the Inverter may reach 30 C higher than the ambient tem perature Therefore keep all thermally susceptible devices and wires away from the Inverter Protecting the Inverter from Foreign Matter during Installation e Place a cover over the Inverter to shield it from metal powder produced by drilling dur ing installation Upon completion of installation always remove the cover from the Inverter Other wise ventilation will be affected causing the invert to overheat 3 6 Design Chapter 3 3 2 Wiring 3
19. the Nameplate Inverter model 3G3EV A2015 Input specifications INPUT AC3PH 200 230V AS 50Hz 60Hz Output specifications gt OUTPUT AC3PH 0 230V 2 6kVA 7A LOT NO PRG 4005 SER NO Ms OMRON Corporation MADE _ IN JAPAN e Checking the Model 3G3EV A2002M E f t Special Specification Specifications Maximum applicable motor capacity Voltage class Installation type Series name 3G3EV Series Specifications Maximum Applicable Motor Standard model Capacity Multi function model 0 1 kW SYSMAC BUS model 0 2 0 37 kW 0 4 0 55 kW 0 75 1 1 kW 1 5 kW Note The figures in parentheses indi cate capacities for 400 VAC class models 1 2 Getting Started Chapter 1 Voltage Class Special Specification 2 Three phase 200 VAC input English Models B Single Three phase 200 VAC UL CUL and EC Directives input Models Japanese Models Installation Type Option A Panel mounting P Option e Checking for Damage Check the overall appearance and check for damage or scratches resulting from trans portation Checking Accessories Note that this manual is the only accessory provided with the 3G3EV Standard Model Set screws and other necessary parts must be prepared by customers 1 2 Precautions To ensure safe operation of the 3G3EV note the following items Always Hold the Heat Sink
20. to create a sequence that will turn OFF the Inverter power supply when resistor overheating occurs When using a Braking Resistor be sure to install a thermal relay to detect resistor overheating When using a Braking Resistor Unit use an error output contact Otherwise a fire may occur 3G3EV Model Braking Resistor Braking Resistor Minimum Duty Cycle 3 ED Unit connected Duty Cycle 10 ED resistance 3G3IV PERF150W J401 400 9 ABOO1 AB002 200 Q 200 270 W 3G3IV PERF150WJ101 3G3IV PLKEB21P5 100 Q 100 O 260 W VA4004 L 3G3IV PERF150W 751 3G3IV PLKEB40P7 750 Q 750 270 W 3G3IV PERF150WJ401 3G3IV PLKEB41P5 400 400 O 260 W AB007 AB015 AB004 L 3G3IV PERF150WJ201 3G3IV PLKEB20P7 s Note Do not use a Resistor whose resistance is below the minimum connected resis tance Otherwise the Inverter will be damaged Design Chapter 3 e Installing a Noise Filter on the Power Supply Side Install a noise filter to eliminate noise transmitted between the power line and the Inverter Wiring Example 1 Power MCCB 3G3IV PHF 3G3EV supply Noise Oo XM SYSMAC etc Other controllers Note Use a special purpose noise filter for Inverters Wiring Example 2 suppl 5 aw D gt L4 O le G
21. 0 Forward reverse rotation command input selection 1 Fault reset 2 External fault external fault when ON 3 External fault external fault when OFF 4 Multi step speed command n09 Multi function 0 Fault occurrence output selection 1 Operation in progress 2 Frequency matching nii FREF Frequency 0 0 to 400 Hz 6 0 reference 1 n12 FREF Frequency 0 0 to 400 Hz 0 0 reference 2 n20 Acc Acceleration 0 0 to 999 seconds 10 0 time 7 10 Appendix A Constant Indi no Oo cators Description Deceleration time Chapter 7 Setting range 0 0 to 999 seconds Setting Maximum frequency 50 0 to 400 Hz gt gt lt S lt oO Maximum voltage 1 to 255 V see note 1 Maximum voltage frequency basic frequency 1 6 to 400 Hz Electronic thermal reference current 0 0 to 120 of rated Inverter amperage Specify the rated motor amperage Stall prevention during deceleration 0 Stall prevention 1 No stall prevention Operation after recovery from power interruption Discontinues operation 1 Continues operation only if the power interruption is within 0 5 second Continues operation unconditionally Carrier frequency 2 5 KHz see note 2 5 KHz 10 kHz Frequency reference gain 2 1 2 3 7 5 kHz 4 0 10 to 2 00 times Frequency reference bias 99 to 99 Stop Ke
22. 0 1 to 1 5 kW 3G3IV PLF310KA m Variable Resistor Unit Specifications 3G3IV PHF3015AZ 3G3EV 2kQ0 5 W 3G3EV PETX3200 8 Appendix A Chapter 7 DIN Track Specifications Model 3G3EV A2001 3G3EV AB001 to 3G3EV A2004 L 3G3EV PSPAT3 and 3G3EV AB002 3G3EV A2007 L to 3G3EV A2015 L 3G3EV PSPAT4 3G3EV AB004 L and 3G3EV AB007 3G3EV A4002 L to 3G3EV A4007 L 7 9 Appendix A Chapter 7 Standard Model List of Constants Used with 3G3EV Constant Indi Description Setting range Setting no cators n01 Constant 0 Only n01 can be set write inhibit 1 All constants can be set selection 8 Constant settings are initialized constant PEO i initialization 9 Inverter is initialized in 3 wire sequence mode n02 Mode operation Run command Frequency selection reference 0 Digital Operator Digital Operator 1 Control terminal Digital Operator 2 Digital Operator Control terminal voltage input 3 Control terminal Control terminal voltage input 4 Digital Operator Control terminal amperage input 5 Control terminal Control terminal amperage input n03 Stop mode 0 Deceleration stop selection 1 Free running n04 F R Forward Far forward rotation Reverse rotation Eu reverse rotation selection n06 Multi function
23. 007M 3G3EV A4015M SYSMAC BUS Three phase 200 VAC input 3G3EV A2001R models 3G3EV A2002R 3G3EV A2004R 3G3EV A2007R 3G3EV A2015R Single Three phase 200 VAC input 3G3EV AB001R 3G3EV AB002R 3G3EV AB004R 3G3EV AB007R ww ODO Na LSS 7 7 Appendix A Braking Resistor Duty Cycle 3 ED 200 VAC class Specifications 0 1 kW 0 2 kW Chapter 7 3G3IV PERF150WJ401 0 4 kW 0 75 kW 3G3IV PERF150WJ201 1 5 kW 3G3IV PERF150WJ101 400 VAC class 0 75 kW or less 3G3IV PERF150WJ751 1 5 kW 3G3IV PERF150WJ401 Braking Resistor Unit Duty Cycle 10 ED 200 VAC class 0 4kW 0 75 kW 200 Q 70 W 3G3IV PLKEB20P7 1 5 kW 100 Q 260 W 3G3IV PLKEB21P5 400 VAC class 0 75 kW or less 750 Q 70 W 3G3IV PLKEB40P7 AC Reactor for Three Phase 1 5 kW 400 Q 260 W 3G3IV PLKEB41P5 Specifications Model 0 1 to 0 4 kW 2 5 A 4 2 mH 3G3IV PUZBAB2 5A4 2MH 0 75 kW 5A2 imH 3G3IV PUZBAB5A2 1MH 1 5 kW 10A1 1 mH Input Noise Filter for Three Phase 0 1 to 0 4 kW 5A 3G3IV PUZBAB10A1 1MH 3G3IV PHF3005AZ 0 75 kW 10A 3G3IV PHF3010AZ 1 5 kW 15A Output Noise Filter Specifications
24. 2 1 Terminal Blocks Name of Each Terminal Block Main Circuit Terminals Input Power input Braking resistor terminals connection terminals Control circuit terminals output Control circuit terminals input Ground Main circuit terminals terminal output Motor Output Terminals Output Note This diagram shows an Inverter with all terminal block covers removed Design Chapter 3 m Main Circuit Terminals e Input Terminals Top Section Terminal symbol Name and description Power input terminals A2L Three phase 200 to 230 VAC 50 60 Hz ABL Single phase 200 to 240 VAC 50 60 Hz Three phase 200 to 230 VAC 50 60 Hz A4L Three phase 380 to 460 VAC 50 60 Hz Note Single phase power must be input between terminals R to S Braking resistor connection terminals see note Terminals for connecting an optional braking resistor Note Before shipping a resin plate is attached to each braking resistor connection ter minal to prevent incorrect wiring When connecting a braking resistor always remove the resin plates with a pair of long nose pliers e Output Terminals Bottom Section Terminal symbol Name and description Motor output terminals Three phase power output terminals for operating the motor Never connect an AC power supply to these terminals A2L ABL Three phase 200 to 230 VAC A4L Three phase 380 to 460 VAC Note Depending on input vo
25. 60 Hz 400 VAC class Three phase 380 to 460 VAC 50 60 Hz When a 3G3EV AB is used in single phase input mode the power voltage must be as follows single phase 200 to 240 VAC 50 60 Hz use terminals R and S Check that the motor output terminals U V and W and motor are connected cor rectly Check that the control circuit terminals and controller are connected correctly Checking Display Status Check the Inverter for errors If everything is normal the indicators below become as follows when the power is turned on e RUN indicator Flashing e ALARM indicator Not lit e Constant item indicators FREF FOUT or IOUT is lit e Data display Data corresponding to the constant item indicators is displayed If an error exists the ALARM indicator lights up In this case take the necessary ac tion as described in Section 5 Operation Setting Constants Use the Digital Operator to set constants required for operation Refer to page 4 3 Specify each constant as described in this manual Preparing for Operation Chapter 4 6 Test Run Perform a no load test run and an actual loading test run to check that the motor and peripheral devices operate normally Refer to page 4 25 Check the direction of motor rotation and check that the limit switches operate nor mally Operate the Inverter with the Digital Operator first then with the controller 7 Production Run The In
26. During Removal When moving the 3G3EV always hold the heat sink aluminum portion on the rear of the Unit Heat sink Watch Out for Residual Voltage On Charged Portions After the power is turned off residual voltage remains in the capacitor inside the Inverter Therefore touching terminals immediately after turning the power off may cause an electrical shock 1 3 Getting Started Chapter 1 If an inspection or some other task is to be performed always wait at least one minute from the time all indicators on the front panel go off Note that this warning is applicable whenever you perform any task after turning the main circuit off Do Not Remove the Digital Operator When the Main Circuit is Still On Always turn the main circuit off before removing the digital operator Removing the digital operator with the main circuit ON may cause an electrical shock and damage the equipment Do Not Modify Wiring or Check Signals When the Main Circuit is On Always turn the main circuit off before modifying wiring or checking signals Touching terminals while the main circuit is on may cause an electrical shock and dam age the equipment m Do Not Conduct a Dielectric Strength Test Because the 3G3EV Inverter is an electronic control unit using semiconductor never conduct a dielectric strength test or an insulation resistance test for the control circuit Modify Constant Settings Correctly Always modify the constant sett
27. OMRON Mi USER S MANUAL SYSDRIVE 3G3EV sexs Standard Models Compact Low noise Inverter Thank you for choosing this SYSDRIVE 3G3EV series product Proper use and handling of the product will ensure proper product performance will length product life and may prevent possible accidents Please read this manual thoroughly and handle and operate the product with care NOTICE This manual describes the functions of the product and relations with other products You should assume that anything not described in this manual is not possible Although care has been given in documenting the product please contact your OMRON representative if you have any suggestions on improving this manual The product contains potentially dangerous parts under the cover Do not attempt to open the cover under any circumstances Doing so may result in injury or death and may damage the product Never attempt to repair or dis assemble the product We recommend that you add the following precautions to any instruction manuals you prepare for the system into which the product is being installed e Precautions on the dangers of high voltage equipment e Precautions on touching the terminals of the product even after power has been turned off These terminals are live even with the power turned off Specifications and functions may be changed without notice in order to im prove product performance Items to Check Before
28. Power Supply Rated voltage and frequency Three phase 380 to 460 VAC 50 60 Hz Allowable voltage fluctuation 15 to 10 Allowable frequency fluctuation 5 Heating value W 34 7 Weight kg 1 0 Maximum kW applicable motor capacity 0 4 0 55 Output specifi Rated output capacity kVA 0 9 1 4 cations Rated output current A ma 1 2 1 8 Rated output voltage Three phase 380 to 460 VAC Corresponds to the input voltage Maximum output frequency 400 Hz Parameter setting Cooling method General Specifications Self cooling Installation type Panel mounting Installation site Indoor free from corrosive gases and dust Ambient temperature for 10 to 50 C operation Humidity 90 or less no condensing Ambient temperature for storage 20 to 60 C Altitude 1 000 m max Vibration resistance Less than 20 Hz 1G 9 8 m s or less 20 to 50 Hz 0 2G 1 96 m s or less Cable length between Inverter and motor 100 m max 6 3 Specifications Chapter 6 Control Characteristics Control method Sine wave PWM method automatic torque boost Frequency control range 1 5 to 400 Hz Frequency accuracy temperature fluctuation Digital command 0 01 10 C to 50 C Analog command 1 25 10 C Frequency setting resolution
29. ad Drops when Brakes are Applied 5 10 5 2 6 Motor BUDS lt 4 du vi n G Dee 42v 20 d6 e lao l2 Hs 4 pled E0 di ga aio 3 11 5 2 7 Controller Receives Noise when Inverter is Started 5 11 5 2 8 AM Radio Receives Noise when Inverter is Started 5 11 5 2 9 Ground Fault Interrupter is Actuated when Inverter is Started 5 12 5 2 10 Mechanical System Makes NoIse_ 5 12 5 2 11 Motor Does Not Operate with EF Warning 5 12 5 3 Maintenance and Inspection 5 13 Chapter 6 Specifications 6 1 6 1 Specifications of Main nIt 6 2 Chapter 7 Appendix 7 1 7 1 Notes on Using Inverter for Motor 7 2 7 2 Frequency Reference by Amperage nput 7 4 7 3 List of Product Models ic c42 eee tor eaw bers bend peace 7 7 M Mh Chapter 1 Getting Started 1 1 Items to be Checked when Unpacking 1 2 Precautions Getting Started Chapter 1 1 1 Items to be Checked when Unpacking Checking the Product On delivery always check that the delivered product is the SYSDRIVE 3G3EV Inverter that you ordered Should you find any problems with the product immediately contact your nearest local sales representative e Checking
30. as Gain setting 10 V x n39 setting Reference frequency Bias setting Maximum frequency x n40 setting 100 au act Maximum frequency ng Bias setting Th Input voltage m3 7 Gain setting Example of Setting Operating the Inverter so that the Maximum Frequency is Reached when the Voltage Increases from 0 to 5 V Maximum frequency Reference frequency i Settings n39 0 50 times n40 0 0V T rae Input voltage 4 22 Preparing for Operation Chapter 4 nh Stop Key Selection Setting range Factory setting 0 e When inputting Inverter operation from the control terminals the Stop Key on the Digi tal Operator can be set to enabled or disabled Stop Key enabled i Stop Key disabled Note 1 When operating the Inverter from the Digital Operator the Stop Key is always enabled irrespective of its setting Note 2 This constant is available for models with a PROM number software version of 200 or higher 64 Operator s Frequency Setting Method Setting range Factory setting 0 e Used for setting the frequency from the Digital Operator e Select the Enter Key operation when setting the frequency command from the Digital Operator Enter Key required for changing frequency Enter Key not required for changing frequency may be changed using Increment and Decrement Keys Error History This constant can only be disp
31. ata is not to be registered press the Mode Key instead of the Enter Key The new data becomes invalid and the next item is displayed 4 8 Preparing for Operation Chapter 4 e Setting Constants Using the PRGM Indicator Example Changing the value of constant no 02 operation mode selection to 2 Key Indicator Example of Explanation operation data display Press the Mode Key until the PRGM indicator lights up Press the Increment Key n02 appears in the data display section Press the Enter Key The value of constant no 02 is displayed Change the value to 2 by pressing the Increment Key The data display section flashes indicating that the value is yet to be registered Press the Enter Key The data display section stops flashing After approximately 0 5 second the data display section returns to the constant no display n02 Flashing nil i nic if nic ae ae a a cu After 0 5 second Note 1 If the new data is not to be registered press the Mode Key instead of the Enter Key The new data becomes invalid and the constant no display n02 is re turned Note 2 Holding down the Increment Key or Decrement Key changes data quickly 4 9 Preparing for Operation List of Constants Constant no Dedicated indicator Description Setting ran
32. ates in the forward direction Note 2 The constant item indicators section has the F R indicator but this indicator is used to indicate a command when the Inverter is operated with the Digital Oper ator 4 7 Preparing for Operation Chapter 4 4 2 3 Setting Constants The 3G3EV Standard Model allows the user to set 18 different constants The constants for basic operations are allocated to dedicated indicators so the user need not refer to the constant nos The constants allocated to dedicated indicators can be also set by lighting the PRGM indicator Note that the operation methods using dedicated indicators and the PRGM indicator are different Setting Constants e Setting Constants Using a Dedicated Indicator Example Changing acceleration time from 10 seconds to 50 seconds Key Indicator Example of Explanation operation data display Press the Mode Key until the ACC indicator lights up Flashing Press the Increment Key The data display section mm flashes indicating that the data is yet to be Lt 1 registered Flashing Press the Increment Key until 50 0 appears in com the data display section Holding down the key ILI LI changes data quickly Press the Enter Key to complete the setting procedure Flashing 1 FT enn enn E ILI LI LIL ek JAl __ 4 ACC ACC ACC Note If the new d
33. ct wiring can be prevented e Soldering No Longer Necessary No connector means no soldering Easy to Operate e Switching the Operation Mode with a One touch Operation For example after a test run is performed using the Digital Operator it can be easily switched to a production run using control terminals with a one touch operation e Checking a Test Run with Various Monitors Output frequency output current and the direction of motor rotation appear in the dis play section of the Digital Operator so the mechanical system can be easily monitored during a test run Low Noise An insulated gate bipolar transistor IGBT power element has been adopted to elimi nate metallic noise High torque Operation Even in Low Speed Range A torque rate of 150 can be achieved even in a low speed range where output frequen cy is only 3 Hz Thus acceleration time can be reduced Various Input Power Supplies A 400 VAC class Inverter has been newly added to the 3G3EV Series to cope with vari ous power supplies e Three phase 200 VAC input 0 1 to 1 5 kW e Single Three phase 200 VAC input 0 1 to 1 5 kW e Three phase 400 VAC input 0 2 to 1 5 kW 2 3 Overview Chapter 2 2 2 Component Names m Main Unit Main Circuit Terminals Input Power input Braking resistor terminals connection terminals Li NL2 L3 B1 B2 Run indicator Digital Operator Alarm indicator Control circuit termi
34. ctly If 0 2 or 4 is set in n02 the motor does not operate when a run signal is input Always set 1 3 or 5 in n02 e The reference frequency is too low When the reference frequency is less than 1 5 Hz the Inverter does not operate Change the reference frequency to 1 5 Hz or more The Motor Stops during Acceleration or when a Load is Connected eLoad is too high The 3G3EV has a stall prevention function and full automatic torque boost function However if acceleration or load is too high the motor response limit will be exceeded To prevent this increase acceleration time or reduce load Motor capacity should be also increased 5 2 3 Motor Rotates in the Wrong Direction e The motor output line is connected incorrectly If terminals U V and W on the Inverter are correctly connected to terminals U V and W on the motor the motor rotates in the forward direction when a forward rotation com mand is input Since the forward direction of rotation depends on the motor manufac turer and model check the motor specifications 5 9 Operation Chapter 5 To reverse the direction of rotation switch the wires of two phases of U V and W as shown below Inverter Motor Forward rotation Reverse rotation 5 2 4 Motor Deceleration is Too Slow Deceleration Time is Too Long Even if a Braking Resistor is Connected e Value 0 stall prevention during deceleration is set in n33 Wh
35. de in n01 allows the user to start and stop the Inverter with automatic recovery type push button switches 4 11 Preparing for Operation Chapter 4 Example of 3 wire Sequence Mode Stop Run switch switch contact b contact a ren S F Run command starts Inverter when closed SR Stop command stops Inverter when opened S1 Forward Reverse rotation command rotates motor in forward direction when opened rotates motor in reverse direction when closed SC Common Example of Operation Forward rotation Motor operation Reverse rotation Run command Stop command Forward Reverse i rotation command COo Em MODE Operation Mode Selection Setting range Factory setting 0 This constant is used to specify whether the Inverter is to be operated with a Digital Operator or external signals Run command Frequency reference DIP switch setting Digital Operator Digital Operator n11 OFF Control terminal Digital Operator n11 OFF Digital Operator Control terminal voltage input OFF Control terminal Control terminal voltage input OFF Digital Operator Control terminal amperage input ON oO BR OINI oO Control terminal Control terminal amperage input ON Note 1 The above setting operation can be performed when constant no 02 is se lected This operation is also possible when the dedicated indicator MODE is lit 4 12
36. e as for sequence input output terminals described previously e Always separate the cables from the main circuit cables and other power cables e Connect the shield to the ground terminal of the Inverter Do not connect to the control ler e Insulate the shield with tape to prevent it from coming into contact with other signal lines and devices Tightening Torque of Control Circuit Terminals Tighten the control circuit terminals to the torque of 0 5 N e m which is the same torque as for the M3 screws Note 1 Applying a torque of greater than 0 5 N m may damage the terminal block Note 2 If the tightening torque is insufficient wires may be disconnected J 4 Chapter 4 Preparing for Operation 4 1 Preparation Procedure 4 2 Using the Digital Operator 4 3 Test Run Preparing for Operation Chapter 4 4 1 Preparation Procedure 1 4 2 Installation Install the Inverter according to installation conditions Refer to page 3 2 Check that all the installation conditions are met Wiring Connect the Inverter to power supply and peripheral devices Refer to page 3 7 Select peripheral devices that meet the specifications and wire them correctly Turning the Power On Check the necessary items then turn the power on Always check that the power voltage is correct and the power input terminals R S and T are wired correctly e Power voltage 200 VAC class Three phase 200 to 230 VAC 50
37. en a braking resistor is connected always set 1 no stall prevention during decel eration in n33 If O is set the braking resistor will not be used e The deceleration time set in n21 is too long Check the deceleration time setting e Motor torque is insufficient If the constant settings are normal and overvoltage does not occur motor capacity is insufficient Motor capacity should be increased 5 2 5 Vertical axis Load Drops when Brakes are Applied e Sequence is incorrect The Inverter remains in DC braking status 50 of the n31 setting for 0 5 second after deceleration is complete Modify the sequence so that brakes are applied when the Inverter enters DC braking status e Brakes are inappropriate Always use control brakes not holding brakes 5 10 Operation Chapter 5 5 2 6 Motor Burns e The dielectric strength of the motor is insufficient Surge arises when the motor inductive load is connected to the output side of the Inverter Normally the maximum surge voltage is approximately three times the power voltage Therefore the dielectric strength of the motor to be used must be higher than the maximum surge voltage It is recommended that motors specifically for Inverters be used especially for the 400 VAC class Inverters 5 2 7 Controller Receives Noise when Inverter is Started e Noise derives from Inverter switching Take the following actions to prevent noise e Reduce the carrier frequency
38. ency value e An attempt is made to set a maximum voltage frequency basic frequency value higher than the maximum frequency value Check the setting range then set the constant correctly The Display Does Not Change when the Increment or Decrement Key is Pressed e Value 0 is set in n01 constant write inhibit selection Set 1 in n01 e The Digital Operator is not connected properly Turn the power off After all indicators on the front panel go off remove the Digital Operator then reinstall it 5 2 2 Motor Fails to Operate The Motor Does Not Operate when the RUN Key on the Digital Operator is Pressed e Operation mode was not selected correctly If 1 3 or 5 is set in n02 the motor does not operate when the RUN Key on the Digital Operator is pressed Always set 0 2 or 4 in n02 5 8 Operation Chapter 5 e The reference frequency is too low When the reference frequency is less than 1 5 Hz the Inverter cannot operate Change the reference frequency to 1 5 Hz or more e The sequence input method is wrong If the 3 wire sequence input mode is selected as an external terminal function instead of the actual 2 wire sequence input mode the motor will not run in which case change the constant or change to the sequence input that matches the constant setting The Motor Does Not Operate when an External Run Signal is Input eOperation mode is selected incorre
39. eneral YSMAC Le NEY ae MccB LS Other controllers Note Do not use a general purpose noise filter Wiring on the Output Side of Main Circuit e Connecting the Terminal Block to the Load Connect output terminals U V and W to motor lead wires U V and W respectively 3 14 Design Chapter 3 e Never Connect Power Supply to Output Terminals Caution Never connect a power supply to output terminals U V and W If voltage is applied to the output terminals the internal mechanism of the Inverter will be damaged e Never Short or Ground the Output Terminals Caution If the output terminals are touched with bare hands or the output wires come into contact with the Inverter casing an electric shock or grounding will occur This is extremely hazardous Also be careful not to short the output wires e Do Not Use a Phase Advance Capacitor or Noise Filter Never connect a phase advance capacitor or LC RC noise filter to the output circuit Do ing so may result in damage to the Inverter or cause other parts to burn Do Not Use an Electromagnetic Switch Do not connect an electromagnetic switch or magnetic contactor to the output circuit If a load is connected to the Inverter during operation an inrush current will actuate the overcurrent protective circuit in the Inverter e Installing a Thermal Relay This Inverter has an electronic thermal protection function to protect the motor from overheating If however
40. ference by Amperage Input Frequency references can be input in terms of amperage 4 to 20 mA by changing the setting of the DIP switch inside the Inverter Using the DIP Switch 1 Changing constant settings Before using the DIP switch always set 4 or 5 in constant no 02 operation mode selection Note n02 4 Run commands are input through the Digital Operator and frequency references are input through control terminals n02 5 Both run commands and frequency references are input through control terminals 2 Turning power off Turn the power off wait at least one minute after all indicators on the front panel go off then perform the following tasks 7 4 Appendix A Chapter 7 3 Removing the Digital Operator e Insert a finger in the recessed section below the Digital Operator then lift the under neath of the Digital Operator e When the connector comes off grip the lower edges of the Digital Operator and slide it down until it comes off 4 Checking the DIP switch setting The DIP switch is located in the lower part of the recessed section from which the Digital Operator was removed 7 5 Appendix A Chapter 7 SW1 is marked near the switch HHH jr T L Si II ee D oe ae ee H U GER ANH cat a 2 c3 a Switch indicator V Voltage input Amperage input DIP switch HH 5 Changing the DIP
41. fference between the reference frequency and the output frequency falls within 2 Hz MA is turned off when the difference exceeds 4 Hz Example of Operation Reference frequency Detection range 4m an Release range Output M 24 rn Sree 4 Hz frequency Frequency F matching for MA Preparing for Operation Chapter 4 B n Frequency Reference 1 Setting range 0 0 to 400 Hz Factory setting 6 0 Hz nic Frequency Reference 2 Setting range 0 0 to 400 Hz Factory setting 0 0 Hz e These constants are used to set reference frequency values e The unit of setting is as follows 0 0 to 99 9 Hz 0 1 Hz 100 to 400 Hz 1 Hz e The reference frequency value can be changed even during operation To change the reference frequency value when the Inverter is being operated with the Digital Opera tor light the FREF indicator with the Mode Key first press the Increment or Decrement Key to change the value then press the Enter Key elf one of values 2 to 5 is set in n02 operation mode selection the n11 setting is disre garded and control input voltage or current becomes valid eWhen using n12 frequency reference 2 always set 4 multi step soeed command in n06 multi function input selection The multi step speed command is always valid regardless of the n02 setting elf the n12 setting is to be changed during operation perform the above procedure when the multi step s
42. fter recovery from an instantaneous power interruption Value Description Discontinues operation Continues operation only if power interruption is within 0 5 second Continues operation unconditionally with no error output Note If 1 or 2 is selected to continue operation the Inverter automatically searches the motor speed even when the motor is in a free running state and continues smooth operation This function is called the speed search function Explanation of Speed Search Function Free running state Inverter starts operating Time i Carrier Frequency Setting range a 2 3 4 Factory setting 10 kHz see note 1 see note J This constant is used to set a pulse width modulated PWM carrier frequency Motor speed Carrier frequency 2 5 kHz 5 kHz 7 5 kHz 10 kHz 12 5 kHz Note As the cable between the Inverter and the motor becomes longer a high frequen cy leakage current from the cable increases causing the Inverter output current to increase as well This may also affect peripheral devices To prevent this ad just the carrier frequency according to the following standards e Cable length of 50 meters or less 10 kHz or less e Cable length of 50 to 100 meters 5 kHz or less Note 1 The setting range for the 400 VAC class is 1 to 5 4 20 Preparing for Operation Chapter 4 Note 2 The factory setting for the 3G3EV A4015 CUE is 3
43. ge Chapter 4 Factory setting n01 Constant write inhibit selec 0 1 8 9 1 tion constant initialization n02 Operation mode selection 0to5 0 n03 Interruption mode selection O 1 0 n04 F R Forward reverse rotation For rEv For selection n06 Multi function input selec 0to 4 1 tion n09 Multi function output selec 0 1 2 1 tion n11 Frequency reference 1 0 0 to 400 6 0 Hz n12 Frequency reference 2 0 0 to 400 0 0 Hz n20 Acceleration time 0 0 to 999 10 0 seconds n21 Deceleration time 0 0 to 999 10 0 seconds n24 Maximum frequency 50 0 to 400 60 0 Hz n25 VMAX Maximum voltage 1 to 255 200 V nay see note 1 see note 1 n26 FBAS Maximum voltage frequency 1 6 to 400 60 0 Hz n31 THR Electronic thermal reference 0 0 to see note 2 See note 2 current n33 Stall prevention during de 0 1 0 celeration n36 Operation after recovery 0 1 2 0 from power interruption n37 Carrier frequency 1 2 3 4 4 see note 3 see note 4 n39 Frequency reference gain 0 10 to 2 55 1 00 n40 Frequency reference bias 99 to 99 0 n61 Stop Key selection 0 1 0 n64 Operator s frequency set 0 1 0 ting method n68 Error history Display only Note 1 The upper limit of the setting range and the factory setting for the 400 VAC class are double the above values 4 10 Preparing for Operation Chapter 4 Note 2 The setting range and factory setting for n31 elec
44. h the Digital Operator For Forward rotation ru Reverse rotation Note 1 While the Inverter is being operated with the Digital Operator the direction of motor rotation can be changed by lighting the F R indicator with the Mode Key first pressing the Increment or Decrement Key to change the setting then pressing the Enter Key Note 2 The direction forward reverse of motor rotation depends on the motor model used Refer to the instruction manual for the motor a55 Multi Function Input Selection Setting range 0t04 iFactory setting One of the following values can be selected for the multi function input S1 function Value Description 0 Forward reverse rotation command 3 wire sequence 1 Fault reset fault reset when ON 2 External fault contact a external fault when ON 3 External fault contact b external fault wnen OFF 4 Multi step speed command frequency reference 2 when ON n Multi Function Output Selection Setting range Factory setting One of the following three values can be specified for the multi function contact output MA and MB function When the Inverter enters the state corresponding to the specified value MA is turned on and MB is turned off Value Description Fault occurrence Operation in progress frequency reference is being output Frequency matching see note Preparing for Operation Chapter 4 Note MA is turned on when the di
45. ing emitted from the Inverter 5 2 9 Ground Fault Interrupter is Actuated when Inverter is Started e Leakage current flows through the Inverter Because switching is performed inside the Inverter a leakage current flows through the Inverter This leakage current may actuate the ground fault interrupter shutting the power off Use a ground fault interrupter with a high leakage current detection value sensitivity amperage of 200 mA or more operating time of 0 1 second or more or the one with high frequency countermeasures for Inverter Reducing the carrier frequency value is also relatively effective Note also that a leakage current increases in proportion to the cable length Normally an approximately 5 mA leakage current is generated per meter cable length 5 2 10 Mechanical System Makes Noise e The carrier frequency and the natural frequency of the mechanical system resonates Take the following actions e Adjust the carrier frequency Adjusting the carrier frequency n37 may prevent resonance from occurring e Install vibration proof rubber Install vibration proof rubber on the motor base 5 2 11 Motor Does Not Operate with EF Warning eEF Warning simultaneous input of forward and reverse commands is a warning alarm that is issued when forward and reverse commands are simultaneously input for longer than 500 ms Check the Inverter s sequence input e The Inverter input may be set to the ON state due to the current lea
46. ings according to the procedures described in this manual 1 4 Chapter 2 Overview 2 1 Features 2 2 Component Names Overview Chapter 2 2 1 Features RUN ALARMO Omaon SYSD san RE Easy to Use e Basic Constants Displayed On Indicators Constants for basic operations such as frequency setting and acceleration deceleration time setting are displayed on dedicated indicators Therefore constant numbers can be confirmed easily e Minimum Constant Setting Items Constant setting items have been minimized to enable even first time users to set constants easily Easy to Install e Very Small and Lightweight The 3G3EV Inverter is approximately half the size of our Low noise General purpose Inverters in terms of volume and weight percentage This improves space efficiency and operating efficiency including easier removal e Optional DIN Track An optional DIN track is available This DIN track enables the user to mount the 3G3EV Inverter on the DIN track with a one touch operation 2 2 Overview Chapter 2 Easy to Wire e Easy Wiring without Having to Open the Front Cover This Inverter can be wired just by opening the terminal block cover e Separate Input and Output Terminal Blocks Power input terminals are located in the upper section while motor output terminals are in the lower section In this way the input and output terminal blocks are separated ac cording to the contactors so incorre
47. ked in from the con trol output 5 12 Operation Chapter 5 Under the wiring condition shown below if the control output power supply is lower than 24 VDC or if it is set to OFF current may flow in the direction shown by the arrows and may operate the Inverter input In such a case insert a diode in the A section shown below A section co SF 24V a9 SR VY 3 5 3 Maintenance and Inspection Daily Inspection While the system is operating check the following items eCheck the motor for noise eCheck for abnormal heating e Check if the ambient temperature is too high eCheck if the output current monitor display indicates a higher value than usual Operation Chapter 5 Regular Maintenance Check the items below during regular maintenance Before starting inspection always turn the power off then wait at least one minute after all indicators on the front panel go off Touching terminals immediately after turning the power off may cause an electrical shock eCheck the terminal block screws for looseness eCheck if electrically conductive dust or oil mist adheres to the terminal block eCheck the Inverter set screws for looseness eCheck if dust or dirt builds up on the heat sink aluminum portion on the rear of the Unit eCheck if dust builds up in the air vents eCheck if the appearance is normal eCheck if the cooling fan for the control panel opera
48. lay Initial memory error e Turn the power off then on ROM error elf the problem persists replace the Unit Constant error e Write down all the constant settings initialize the constants and reset the constants e Turn the power off then on elf the problem persists replace the Unit A D converter error e Turn the power off then on elf the problem persists replace the Unit Option error eTurn the power off then reinstall the The Digital Operator has an error or Digital Operator faulty contact elf the problem persists replace the Unit Control circuit error e Check the power cables An error occurred in the control power e Replace the Unit supply or hardware 5 7 Operation Chapter 5 5 2 Troubleshooting If the Inverter or motor does not operate properly when the system is started constant settings or wiring may be incorrect In this case take the appropriate action as described below If an error code is displayed refer to 5 1 Protective and Diagnostic Functions 5 2 1 Constants Fail to Set is Displayed in the Data Display Section elf an attempt is made to set a value outside the allowable range is displayed in the data display section The value is canceled and the data display section re displays the original value For example this error occurs when e An attempt is made to set a reference frequency value higher than the maximum frequ
49. layed It cannot be set e Information about the last error is recorded in this constant Use this information for troubleshooting purposes e The display format is as follows a ae Error code Note This constant is available for models with a PROM number software version of 220 or higher 4 23 Preparing for Operation Chapter 4 e Recorded are Inverter errors and other errors that actuate a protective mechanism Warning automatically recovered error is not recorded e f no error has occurred the indicator is not lit e All error codes are listed below Error code Description Error category Overcurrent OC Errors that actuate protective Main circuit overvoltage OV mechanism Main circuit undervoltage UV 1 Control power supply fault UV2 Radiation fin overheated OH Motor overload OL1 Inverter overload OL2 External fault EF1 Initial memory error Inverter errors ROM error Constant error A D converter error Option error 4 24 Preparing for Operation Chapter 4 4 3 Test Run After wiring is complete perform a test run of the Inverter as follows First start the motor through the Digital Operator without connecting the motor to the mechanical system Next connect the motor to the mechanical sys tem and perform a test run Finally operate the controller to make sure that the sequence of operations is correct This section only describes h
50. ltage 3 8 Ground terminal Always use a ground terminal with one of the following ground resistances 100 Q or less for 200 VAC class 10 Q or less for 400 VAC class Connect also to the power supply neutral to conform to the EC Directives Be sure to connect a grounding line to the FG terminal and also connect directly to the FG terminal of the motor Terminal block screw M3 5 FBS Crimp P terminal lt 6 2 mm max Design Chapter 3 Control Circuit Terminals e Input Terminals On Right hand Side No external power supply is required because a built in power supply is provided Terminal Name and description Interface symbol SF Forward Stop 6 2y When the terminal is ON the motor rotates in SF the forward direction When the terminal is OFF SR K the motor stops SI 2 4k SR Reverse Stop SC 24 VDC 8 mA When the terminal is ON the motor reverses When the terminal is OFF the motor stops S1 Multi function input see note 1 SC Sequence input common Input terminal common to SF SR and S1 FS Frequency reference power supply Output voltage 12 VDC Ta Permissible amperage 20 mA FR FR Frequency reference input see note 2 0 to 10 VDC is input e FC Frequency reference common 20k9 Note 1 Constant No 06 n06 is used to set this function This constant is factory set to fault reset Note 2 FR can be swi
51. m indicators red indicators Constants for these items can be set only when the Inverter is stopped In this display the direction of motor rotation is displayed during operation e Operation Keys es Mode Key Press this key to switch between monitor item indicators and constant item indicators Enter Key Press this key to register the value set in a constant Increment Key Press this key to increase a constant no or the value of a constant KATA Decrement Key Press this key to decrease a constant no or the value of a constant RUN Key Press this key to start the Inverter This key is valid only RUN when Digital Operator run mode is selected and all indicators in the stopped item indicators are not lit STOP STOP RESET Press this key to stop the Inverter This key is valid only RESET Key when Digital Operator run mode is selected Also press this key to reset the Inverter when an error has occurred Note When the constant n01 is set to 0 no items other than FREF and n01 can be set If settings cannot be changed using the operation keys set n01 to 1 4 4 Preparing for Operation Chapter 4 4 2 2 Outline of Operation Switching Data Display during Operation Press the Mode Key to switch data display During operation only the items in the in service item indicators section can be monitored and the constants for these items can be set If the power i
52. nals ee output _ Control circuit terminals input Ground corral Motor output terminals Main Circuit Terminals Output Note This diagram shows the Inverter with all terminal block covers removed 2 4 Overview Chapter 2 Digital Operator Data display section Monitor item indicators Display In service item indicators green indicators section These items can be monitored or set even during operation M Stopped item indicators red indicators __ These items can be set only when the Inverter is stopped Operation B l keys Constant item indicators Mode Key Enter Key Increment Key Decrement Key STOP RESET Key 2 5 i Chapter 3 Design 3 1 Installation 3 2 Wiring Design Chapter 3 3 1 Installation 3 1 1 Outside Mounting Dimensions Note All dimensions are in millimeters m 3G3EV A2001 L to 3G3EV A2004 _ 0 1 to 0 4 kW Three phase 200 VAC lnput 3G3EV AB001 L to 3G3EV AB002 L 0 1 to 0 2 kW Single Three phase 200 VAC Input Note 1 For the 3G3EV A2001 L 3G3EV A2002 L and 3G3EV AB001 L a U shaped notch 4 5 mm wide is provided instead of the upper mounting hole 4 5 mm in diameter Note 2 Install the Inverter with two M4 bolts 3 2 Design Chapter 3 e Three phase 200 VAC Input Model Approx 0 5
53. nverter for Motor 7 2 Frequency Reference by Amperage Input 7 3 List of Product Models Appendix A Chapter 7 7 1 Notes on Using Inverter for Motor Using Inverter for Existing Standard Motor When a standard motor is operated with this Inverter a power loss is slightly higher than when operated with a commercial power supply In addition cooling effects also decline in the low speed range resulting in an increase in the motor temperature Therefore motor torque should be reduced in the low speed range The figure on the right hand side shows allowable load characteristics of a standard motor If 100 torque is continuously required in the low speed range use a special motor for use with Inverters Allowable Load Characteristics of Standard Motor 25 ED or 15 minutes 40 ED or 20 minutes 60 ED or 40 minutes Torque oS 03 10 20 60 Frequency Hz e High speed Operation When using the motor at a high speed 60 Hz or more note that problems may arise in dynamic balance bearing durability and so on e Torque Characteristics When the motor is operated with the Inverter torque characteristics differ from when operated with a commercial power supply Check the load torque characteristics of the machine to be used with the motor 7 2 Appendix A Chapter 7 e Vibration The 3G3EV series employs high carrier PWM control to reduce motor vibration When the motor is operated with this Inverter
54. on proof Motor When an explosion proof motor or increased safety type motor is to be used it must be subject to an explosion proof test in conjunction with the Inverter This is also applicable when an existing explosion proof motor is to be operated with the Inverter However since the Inverter itself is not explosion proof always install it in a safe place 7 3 Appendix A Chapter 7 e Gearmotor The speed range for continuous operation differs according to the lubrication method and motor manufacturer In particular continuous operation of an oil lubricated motor in the low speed range may result in burning If the motor is to be operated at a speed high er than 60 Hz consult with the manufacturer e Synchronous Motor This motor is not suitable for Inverter control If a group of synchronous motors is individ ually turned on and off synchronism may be lost e Single phase Motor This motor is not suitable for Inverter control It should be replaced with a three phase motor Power Transmission Mechanism Speed Reducers Belts Chains and so on If an oil lubricated gearbox or speed reducer is used in the power transmission mecha nism note that oil lubrication will be affected when the motor operates only in the low speed range Note also that the power transmission mechanism will make noise and experience problems with service life and durability if the motor is operated at a speed higher than 60 Hz 7 2 Frequency Re
55. ow to perform a test run using the Digital Operator 4 3 1 Checking Wiring eCheck that terminals R S and T receive power supply 200 VAC Class Three phase input 200 to 230 VAC 50 60 Hz Single phase input 200 to 240 VAC 50 60 Hz terminal R and S Single phase input is only applicable to 3G3EV AB 400 VAC Class Three phase input 380 to 460 VAC 50 60 Hz eCheck that terminals U V and W are correctly connected to the motor power cables e Do not connect the mechanical system to the motor The motor must be in no load status elf signal lines are connected to control terminals turn terminals SF and SR off 4 3 2 Turning Power On and Checking Indicator Display eCheck that the ALARM indicator is not lit eCheck that the RUN indicator is flashing 4 3 3 Initializing Constants FROM if e Set 8 or 9 3 wire sequence mode in constant no 01 to initialize constants 4 3 4 Setting a V f Pattern e Set the maximum frequency FMAX or constant no 24 maximum voltage VMAX or constant no 25 and maximum voltage frequency FBAS or constant no 26 ac cording to the operating conditions 4 25 Preparing for Operation Chapter 4 4 3 5 Setting Rated Motor Amperage THR e Set the rated motor amperage in constant no 31 electronic thermal reference current or with the THR indicator lit 4 3 6 Setting the Reference Frequency e Set the frequency corre
56. peed command S1 is ON Example of Multi Step Speed Operation Setting Output frequency 1 setting ic Forward stop SF a Multi step speed command S1 4 16 Preparing for Operation Chapter 4 nell Acceleration Time Setting range 0 0 to 999 Factory setting 10 0 seconds seconds net BEC pec Deceleration time Setting range 0 0 to 999 Factory setting 10 0 seconds seconds e These constants are used to set acceleration time required to increase the output fre quency from the stopped state to the maximum frequency and deceleration time re quired to decrease the output frequency from the maximum frequency to the stopped state Set the maximum frequency in n24 e The unit of setting is as follows 0 0 to 99 9 seconds 0 1 Second 100 to 999 seconds 1 Second e Acceleration and deceleration times can be changed even during operation If for ex ample acceleration time is to changed light the ACC indicator with the Mode Key first press the Increment or Decrement Key to change the value then press the Enter Key Deceleration time can be also changed in the same way Light the DEC indicator be fore changing the deceleration time These constant settings are always valid regardless of whether the Inverter is oper ated with the Digital Operator or control input Explanation of n20 and n21 Settings Output frequency DC braking act 50 of Inverte
57. r rated current 1 5Hz ORE R RESANI PEAPAELA EE AISA VNE A LENINI A EIEEE Se m2v V i neg i acl ee S See Acceleration time Deceleration time Preparing for Operation Chapter 4 nH Emax Maximum Frequency Setting range 50 0 to 400 Factory setting 60 0 Hz Hz Unit of setting 50 0 to 99 9 Hz Hz 0 1 100 to 400 Hz 1 Hz nes Maximum Voltage Setting range 1 to 255 510 Factory setting 200 400 V V Unit of setting 1 V nc Maximum Voltage Frequency Basic Frequency Setting range 1 6 to 400 Hz Factory setting 60 0 Hz Unit of setting 1 6 to 99 9 Hz 0 1 Hz 100 to 400 Hz 1 Hz Note The values in parentheses are for the 400 VAC class e These three constants are used to set a V f pattern eCheck the motor specifications and set each constant as follows n24 Maximum frequency or rated frequency n25 Rated voltage n26 Rated frequency e The value set in n24 maximum frequency must be equal to or greater than the value set in n26 maximum voltage frequency Otherwise an error will result Explanation of n24 n25 and n26 Settings nes Maximum voltage Output voltage 12V Output 24 V 1 5Hz nes ney frequency Hz Maximum voltage Maximum frequency basic frequency frequency 4 18 Preparing for Operation Chapter 4 nai Electronic Thermal Reference Current Factory setting See note 2 see note 1
58. rotation Maximum frequency Hz 7 pe H Wmax Maximum voltage V Q gan FBAs Maximum voltage jo frequency Hz 6 Electronic thermal nic PROM lo reference current A MODE Operation ane mode selection J nll Constant no EON FREF Reference frequency Hz 4 6 Preparing for Operation Chapter 4 Monitor Display The 3G3EV allows the user to monitor the reference frequency output fre quency output current and the direction of rotation e Operation Method Key Indicator Example of Description operation data display cmm Press the Mode Key until the FREF indicator LILI Lt lights up The reference frequency Hz is displayed cmm Press the Mode Key The output frequency Hz is CD LILI Lt displayed TOUT mo Press the Mode Key The output current value L effective current A is displayed Note 1 The direction of rotation can be always monitored during operation The indica tors in the lower two rows of the display section flash indicating the direction of rotation The indicator flashing speed varies according to the speed of rotation Indicator flashing sequence during forward rotation The indicators flash counterclockwise when the motor rot
59. s turned off when the FOUT or IOUT indicator is lit the same indicator lights up next time the power is turned on Otherwise the FREF indicator always lights up Example of Indicator Description data display h i Hi FREF Reference frequency Hz h E FOUT Output frequency monitoring Hz mo itori TOUT Output current monitoring AE effective current A mn f h LILI ACC Acceleration time Acc seconds DEC Deceleration time seconds F R Forward Reverse rotation selection For Forward rotation rfu Reverse rotation 4 5 Preparing for Operation Chapter 4 m Switching Data Display when Inverter is Stopped Press the Mode Key to switch data display When the Inverter is stopped all items can be monitored and the constant for each item can be set Example Indi Description of data cator display Lf FouT Output frequency monitoring Hz Note The indicators displayed Output current monitoring when the power is effective current A turned on are the same as shown in the previous section Switching Data m Cc pur ro a aa J Acceleration time seconds f 4 Display during Opera Le Deceleration time tion seconds _ Forward Reverse rotation selection For Forward rotation r E Reverse
60. sponding to the motor speed in constant no 11 frequency ref erence 1 or with the FREF indicator lit 4 3 7 Operating the Inverter with the Digital Operator ePress the RUN Key to rotate the motor in the forward direction If the PRGM indicator is lit in the constant item indicators section press the Mode Key once to light the FREF indicator If a red indicator in the stopped item indicators section is lit the run command cannot be accepted eCheck that the motor rotates smoothly without making noise eCheck that the direction of rotation is correct 4 3 8 Checking Output Frequency and Amperage e Light the FOUT indicator output frequency monitor and make sure that the displayed value matches the reference frequency e Light the IOUT indicator output current monitor and check for overcurrent 4 3 9 Checking Operation during Reverse Rotation e Rotate the motor in the reverse direction and check the same items as above 4 3 10 Checking Operation with Mechanical System Connected ePress the STOP RESET Key to stop the motor e Connect the mechanical system to the motor and check the same items as above 4 3 11 Checking Operation Performed by Controller e Light the MODE indicator and set the actual operation mode e Operate the Inverter with the controller check for noise resulting from mechanical res onance and check that the sequence of operations is correct 4 26 II LELI m ml Chapter 5 Operation
61. switch setting To use amperage input mode set this switch to ON by sliding it to the right om O F F factory setting 6 Reinstalling the Digital Operator After changing the switch setting reinstall the Digital Operator by reversing the re moval procedure Make sure that the Digital Operator snaps in the connector Caution If frequency references are input in terms of voltage never change the DIP switch setting OFF If voltage is input when the DIP switch is set to ON the resistor may burn resulting in damage to the equipment 7 6 Appendix A Chapter 7 7 3 List of Product Models Inverter Standard Three phase 200 VAC input 3G3EV A2001 models 3G3EV A2002 3G3EV A2004 3G3EV A2007 3G3EV A2015 Single Three phase 200 VAC input 3G3EV AB001 3G3EV AB002 3G3EV AB004 3G3EV AB007 3G3EV AB015 Three phase 400 VAC input 3G3EV A4002 3G3EV A4004 3G3EV A4007 3G3EV A4015 Multi function Three phase 200 VAC input 3G3EV A2001M models 3G3EV A2002M 3G3EV A2004M 3G3EV A2007M 3G3EV A2015M Single Three phase 200 VAC input 3G3EV AB001 M a N N a a a aa aa la aS S a 3G3EV AB002M 3G3EV AB004M 3G3EV AB007M 3G3EV AB015M Three phase 400 VAC input 3G3EV A4002M 3G3EV A4004M 3G3EV A4
62. tched to an amperage input terminal 4 to 20 mA by setting the internal DIP switch and constant No 02 operation mode selection For details refer to 7 2 Frequency Reference by Amperage Input Note 3 The circuit for a 400 VAC class Inverter is as shown below SW2 a o_V 24V SF E n SR e h 1 1 l 1 S1 to S3 3 3K i AWW is i 0 aR ee sc O 1p V GND 3 9 Design Chapter 3 e Output Terminals On Left hand Side Terminal Name and description Interface Multi function contact output contact a see note Multi function contact output contact b 30 VDC MA see note IA MB Multi function contact output common 250 l n MC Note Constant No 09 n09 is used to set the function This constant is factory set to operation in progress Standard Connection Diagram Braking resistor option eS Sa Power supply rd Fa Three phase 200 to 230 VAC i 50 60 Hz Three phase 380 to 460 VAC 50 60 Hz Molded case circuit breaker MCCB Forward Stop Contact a Contact b Frequency reference rheostat 2 KQ 1 4 W min Design Note 1 If a 3G3EV AB Chapter 3 is used in single phase input mode single phase 200 to 240 VAC power with a frequency of 50 60 Hz must be input between terminals R and S Note 2 For the 3 wire sequence refer to the wiring on page 4 12 Note 3 The input sequence power is
63. tes normally Check for noise or abnormal vibration and also check if the total hours of operation has exceeded the value shown in the specifications Regular Parts Maintenance An Inverter consists of many different parts It can provide its full performance only when these parts operate normally Some electronic parts require maintenance depending on the service conditions To allow the Inverter to operate normally over an extended peri od of time always perform regular inspection and parts replacement according to the service life of each part Regular inspection intervals vary according to the Inverter installation environment and service conditions The maintenance interval for this Inverter is shown below Use this information as a guide to regular maintenance The standard interval for regular maintenance is as follows Electrolytic capacitor Approximately 5 years 8 hours of operation per day As for service conditions it is assumed that the ambient temperature of the Inverter is 40 C and the Inverter is used under rated operating conditions rated torque and is installed as specified in the User s Manual To extend maintenance intervals ambient temperatures should be lowered and power on time should be minimized Note For the maintenance method contact your nearest local sales representative IIIl LAT i Ml Chapter 6 Specifications 6 1 Specifications of Main Unit
64. tion Data display Description Main circuit undervoltage UV1 The DC voltage of the main circuit dropped below the specified level 3G3EV A2 Approximately 200 V or less 3G3EV AB 160 V or less 3G3EV A4 400 V or less Approximately CUE Approximately Chapter 5 Cause and action e The input power voltage dropped e Open phase occurred e An instantaneous power interruption occurred I e Check the power voltage e Check the power input line for discon nection e Check the terminal block screws for looseness Control power supply fault UV2 A voltage fault occurred in control power supply e Turn the power off then on elf this problem persists replace the Unit Radiation fin overheated OH The radiation fin overheated because of ambient temperature rise or Inverter temperature rise due to overload e Load is excessive Reduce the load e The V f characteristics are inappropri ate Reset constant Nos 24 to 26 e The acceleration deceleration time or cycle time is too short gt Increase the acceleration de celeration time or cycle time e The ambient temperature is too high Install a cooling fan or air con ditioner 5 5 Operation Data display Description Motor overload OL1 The electronic thermal relay actuated the motor o
65. tronic thermal reference cur rent depend on the Inverter model For details refer to page 4 19 Normally set the rated motor amperage in n31 Note 3 The setting range for the 400 VAC models is 1 to 5 Note 4 The factory setting for the 3G3EV A4015 CUE is 3 Note 5 Displaying the constant no corresponding to an indicator in the Dedicated indicator column lights the indicator Note 6 Constant no 02 n02 and subsequent constants can be set only when constant no 01 n01 is set to 1 Constants in the shaded areas in the above table may not be usable depending on the PROM number software version PROM no software version 199 or lower 200 220 or higher No Yes Yes Setting range 0 10 to 2 00 Setting range 0 10 to 2 00 Setting range 0 10 to 2 55 No Yes Yes No No Yes Note Yes indicates that the constant can be set No indicates that the constant cannot be set Details of Each Constant n7 Constant Write Inhibit Selection Constant Initialization Setting range 0 1 8 9 Factory setting One of the following four values can be selected Value Description Only n01 can be set Constants n01 to n68 can be displayed and set All constants are returned to factory settings The Inverter is initialized in 3 wire sequence mode Note 1 If other constants are to be set always set 1 in n01 Note 2 Setting 9 3 wire sequence mo
66. ulated as follows Vp V 3 x wire resistance Q km x wire length m x amperage A x 1073 m Wiring on the Input Side of Main Circuit e Installing a Molded case Circuit Breaker Always connect the power input terminals R S and T and power supply via a molded case circuit breaker Power must be supplied instantaneously Unstable power startup will not start the Inverter e Installing a Ground Fault Interrupter If a ground fault interrupter is to be connected to the wire on the primary side R S and T of the main circuit use either of the following interrupters to prevent malfunctions e Ground fault interrupter with a sensitivity amperage of 200 mA or more and with an operating time of 0 1 second or more e Ground fault interrupter with high frequency countermeasures for Inverter e Installing a Magnetic Contactor This Inverter can be used without a magnetic contactor MC on the power supply side If the power supply for the main circuit is to be shut off because of the sequence a mag netic contactor can be used instead of a molded case circuit breaker However when a magnetic contactor is installed on the primary side of the main circuit to forcibly stop a load note that regenerative braking does not work and the load coasts to a stop eA load can be started and stopped by opening and closing the magnetic contactor on the primary side Note however that frequently opening and closing the magnetic contactor may ca
67. use the Inverter to break down eWhen the Inverter is operated with a Digital Operator automatic operation cannot be performed after recovery from a power interruption e Connecting Input Power Supply to the Terminal Block Because the phase sequence of input power supply is irrelevant to the phase sequence R S T of the terminal block input power supply can be connected to any terminal on the terminal block 3 12 Design Chapter 3 e Installing an AC Reactor If the Inverter is connected to a large capacity power transformer 600 kW or more or the phase advance capacitor is switched an excessive peak current may flow through the input power circuit causing the converter unit to break down To prevent this install an optional AC reactor on the input side of the Inverter This also improves the power factor on the power supply side e Installing a Surge Absorber Always use a surge absorber or diode for the inductive loads to be connected to the Inverter These inductive loads include magnetic contactors electromagnetic relays solenoid valves solenoids and magnetic brakes e Wiring of Braking Resistor Braking Resistor Unit When using an Inverter for loads with a large inertia or for vertical axis loads regenera tive energy will be fed back If the regenerative energy exceeds the Inverter capacity overvoltage will be detected in the main circuit In such a case use a Braking Resistor or Braking Resistor Unit Note Be sure
68. ust be 50 m or less and must be separated from the power line If frequency references are input externally use a twisted pair shielded line m Wiring Sequence Input Output Terminals Wire the sequence input terminals SF SR S1 and SC and the multi function contact output terminals MA MB and MC as described below e Wires to be Used Wire type Wire to be used Single wire 0 5 to 1 25 mm Polyethylene shielded cable Stranded wire 0 5 to 0 75 mm e Wiring Method eWire each terminal as follows a Loosen the terminal screw with a thin slotted screwdriver b Insert the wire from underneath the terminal block c Tighten the terminal screw firmly e Always separate the control signal line from the main circuit cables and other power cables Thin slotted screwdriver Control circuit Length of terminal block stripped portion Approx 5 5 mm Wiring Frequency Reference Input Terminals If frequency references are input using a D A unit digital to analog converter or exter nal power supply wire the frequency reference input terminals FR and FC as de scribed below 3 18 Design Chapter 3 e Wires to be Used Always use twisted pair shielded wires to prevent malfunctions due to noise Wire type Wire to be used Single wire 0 5 to 1 25 mm Polyethylene insulated cable for Stranded wire 0 5 to 1 25 mm2 instrumentation with shield e Wiring Method e The wiring procedure is the sam
69. verload protection function Chapter 5 Cause and action e Review the load size V f characteris tics acceleration deceleration time and cycle time eSet the rated motor amperage in constant No 31 electronic thermal reference current eThe maximum voltage frequency FBAS was set too low V f charac teristics setting error and caused overcurrent e Set the maximum voltage frequency to the rated motor frequency e Operated more than one motor with one Inverter e Set constant No 31 electronic ther mal reference current to 0 0 A Inverter overload OL2 The electronic thermal relay actuated the Inverter overload protection function e Review the load size V f characteris tics acceleration deceleration time and cycle time e Review the Inverter capacity 5 6 External fault EF1 The Inverter received abnormal input from external circuits e Review the external circuits e Review the external sequence e Check the signal line of multi function contact input for disconnection Operation Chapter 5 Data Display and Action to be Taken when Inverter Error Occurs The first character of an error code is always F when an Inverter error occurs Howev er all indicators are not lit when a control circuit error occurs If an Inverter error occurs turn the power off then on If the problem persists replace the Unit Data Description Action disp
70. verter is ready to run If any error has occurred refer to Section 5 Operation 4 2 Using the Digital Operator 4 2 1 Name and Function of Each Component Name of Each Component Data display section Monitor item indicators Display In service item indicators green indicators section These items can be monitored or set even during operation wat Stopped item indicators red indicators These items can be set only when the Inverter is stopped Constant item indicators Operation keys Mode Key Enter Key Increment Key Decrement Key RUN Key STOP RESET Key 4 3 Preparing for Operation Chapter 4 Function of Each Component e Display Sections Data display section Reference frequency values output frequency values output current values constant settings and error codes are displayed Monitor item indicators When this indicator is lit an output frequency value Hz is displayed in the data display section When this indicator is lit an output current value effective current A is displayed in the data display section Constant item indicators The value set in the constant corresponding to the lit indicator is displayed in the data display section A new value can be set Note In service item indicators green indicators These items can be monitored or the constant for each item can be set even during operation Stopped ite
71. y selection 0 1 Operator s frequency setting method 0 1 Note 1 The upper limit of setting range and the factory settings for the 400 VAC class Inverters are double the above values Note 2 The setting range of the 400 VAC class Inverter is 1 to 5 The factory setting of the 3G3EV A4015M CUE is 3 Note 3 Values in shaded sections or values in brackets represent factory settings 7 11

3G3EV Users Manual - RFD electronic GmbH

Contents

Download Pdf Manuals

Related Search

Related Contents