INVT GD10-0R2G-2-B Operation Manual Download Page 18

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Goodrive10 Series Mini VFD

Installation guidelines

-13-

3.1.3 Installation mode

The VFD can be installed in wall mounting (suitable for VFDs of all overall dimensions):

Figure 3-1 Wall mounting

1. Mark the position of the installation hole. See appendix for the position of installation

hole.

2. Mount the screws or bolts onto the designated position.

3. Put the VFD on the wall.

4. Tighten the fixing screws on the wall.

3.1.4 Installation space

Cool air

Warm air

Figure 3-2 Installation space

Note:

The minimum space of A and B is 100mm.

Summary of Contents for GD10-0R2G-2-B

Page 1: ......

Page 2: ...uct specifications 7 2 3 Product nameplate 8 2 4 Mode code 9 2 5 Rated specifications 9 2 6 Structure diagram 10 3 Installation guidelines 11 3 1 Mechanical installation 11 3 1 1 Installation environm...

Page 3: ...ers 36 P04 group SVPWM control 38 P05 group Input terminals 41 P06 group Output terminals 47 P07 group HMI 49 P08 group Enhanced functions 56 P09 group PID control 62 P10 group Multi step speed contro...

Page 4: ...04 A 2 2 EMC compliance declaration 104 A 3 EMC regulations 104 A 3 1 VFDs of category C2 105 A 3 2 VFDs of category C3 105 Appendix B Dimension drawings 106 B 1 Keypad structure 106 B 2 VFD chart 107...

Page 5: ...Goodrive10 Series Mini VFD Contents iv Appendix D Further information 119 D 1 Product and service inquiries 119 D 2 Feedback on INVT VFD manuals 119 D 3 Documents on the Internet 119...

Page 6: ...ated requirements are not followed Qualified electricians People working on the device should take part in professional electrical and safety training receive the certification and be familiar with al...

Page 7: ...thorizedly otherwise fire electric shock or other injury may occur The base of the radiator may become hot during running Do not touch to avoid hurt The electrical parts and components inside the VFD...

Page 8: ...supply High voltage is present inside the VFD during running Do not carry out any operation except for the keypad setting The VFD may start up by itself when P01 21 1 Do not get close to the VFD and...

Page 9: ...ent Do not carry out any isolation and pressure test on the VFD and do not measure the control circuit of the VFD by megameter 1 3 4 Device disposal There are heavy metals in the VFD Deal with it as i...

Page 10: ...ice is complete If not please contact with local dealers or INVT offices 2 1 2 Application confirmation Check the machine before beginning to use the VFD 1 Check the load type to verify that there is...

Page 11: ...k that the VFD is installed on non flammable materials and the calorific accessories reactors and brake resistors are away from flammable materials 4 Check that all control cables and power cables are...

Page 12: ...400Hz Adjustable speed ratio 1 100 Overload capability 150 of rated current 1 minute 180 of rated current 10 seconds 200 of rated current 1 second Key functions Stop mode and anti overtemperature of t...

Page 13: ...ing for 1PH 3PH 220V 0 2 0 75kW Forced air cooling for 1PH 3PH 220V 1 5 2 2kW and 3PH 380V 0 75 2 2kW Pollution level Level 2 Braking unit Built in select optional braking units according to the lot n...

Page 14: ...Constant torque load Voltage level Voltage level 4 380 15 440 10 2 220 15 240 10 S2 220 15 240 10 Lot No Lot No B Standard braking unit 2 5 Rated specifications Model Output power kW Input current A...

Page 15: ...ER indicator 4 Flip open cover To protect the internal components turnover for wiring 5 Simple nameplate See section 2 4 Mode code for detailed information 6 Keypad port To connect the keypad 6 is use...

Page 16: ...age beyond the assured maintenance range may occur 3 1 Mechanical installation 3 1 1 Installation environment The installation environment is the safeguard for a full performance and long term stable...

Page 17: ...ubstance and combustible objects Keep away from harmful gases and liquids Low salt content No direct sunlight Altitude When the altitude exceeds 1000m derate by 1 for every increase of 100m When the a...

Page 18: ...gure 3 1 Wall mounting 1 Mark the position of the installation hole See appendix for the position of installation hole 2 Mount the screws or bolts onto the designated position 3 Put the VFD on the wal...

Page 19: ...eactor braking resistor input reactor input filter output reactor output filter are optional parts Refer to Appendix C Optional peripheral accessories for detailed information Before connecting the br...

Page 20: ...FD GD series VFDs cannot share the DC bus with CH series VFDs When sharing the DC bus the VFDs must be the same in power and must be simultaneously powered on or off In shared DC bus running mode curr...

Page 21: ...utput Figure 3 5 Wiring of control circuit 3 2 5 Control circuit terminals S5 Y AO AI 485 ROA ROC 24V S1 S2 S3 S4 S5 Y GND I V O I I V ON J1 J2 J3 J4 GND AI AO 10V 485 485 Figure 3 6 Control circuit t...

Page 22: ...Y and switch by J1 Note S5 and Y can not be used at the same time Y Digital output terminal 485 RS485 communication differential signal port The standard RS485 communication interface should use twis...

Page 23: ...he fuse to cut off the short circuit current 3 3 3 Establish a bypass connection In some critical occasions industrial frequency conversion circuit is necessary to ensure proper operation of the syste...

Page 24: ...s or keypad installation bracket The installation bracket is optional No Name Description 1 State LED RUN TUNE LED off means that the VFD is in the stopping state LED blinking means the VFD is in the...

Page 25: ...y Means Display Means Display Means Display Means 0 0 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 A A B B C C D D E E F F H H I I L L N N n n o o P P r r S S t t U U v v 4 Digital potentio meter Corresponds t...

Page 26: ...state output terminal state PID reference PID feedback AI1 AI2 current step of multi step speed and pulse counting P07 07 can select the parameter to be displayed or not by bit and you can press SHIF...

Page 27: ...he PRG ESC key to exit the parameter display interface RUN TUNE FWD REV LOCAL REMOT Hz TRIP A V RPM RUN TUNE FWD REV LOCAL REMOT TRIP Hz A V RUN TUNE FWD REV LOCAL REMOT TRIP Hz A V RPM RPM Figure 4 2...

Page 28: ...3 Modifying a parameter 4 3 2 Setting a password for the VFD Goodrive10 series VFDs provide password protection function to users Set P07 00 to gain the password and the password protection becomes ef...

Page 29: ...n enter group P17 for viewing All digits are blinking The units place is blinking The units place is blinking The units place is blinking The units place is blinking PRG ESC PRG ESC PRG ESC DATA ENT D...

Page 30: ...d to the level 3 menus 1 The content of the function code table is as follows Column 1 Function code Code of the function group and parameter Column 2 Name Full name of the function parameter Column 3...

Page 31: ...ight off Carry out the command control by RUN STOP RST on the keypad Set the multi function key QUICK JOG to FWD REV shifting function P07 02 3 to change the running direction press RUN and STOP RST s...

Page 32: ...ion Note Frequency A and frequency B cannot use the same frequency setting mode The frequency source can be set by P00 09 0 Keypad data setting correspond to the keypad potentiometer Modify the value...

Page 33: ...r detailed information P00 08 B frequency command reference 0 Max output frequency 100 of B frequency setting corresponds to max output frequency 1 A frequency command 100 of B frequency setting corre...

Page 34: ...Depend on model P00 12 DEC time 1 Depend on model P00 13 Running direction selection 0 Runs at the default direction the VFD runs in the forward direction FWD REV indicator is off 1 Runs at the oppos...

Page 35: ...the output capacity The VFD needs to derate on high carrier frequency At the same time the leakage and electrical magnetic interference will increase Applying low carrier frequency is contrary to the...

Page 36: ...aking set the parameter P01 03 and P01 04 It is suitable in the cases where reverse rotation may occur to the low inertia load during starting 0 P01 01 Starting frequency of direct start Starting freq...

Page 37: ...rting means the percentage of the rated current of the VFD Setting range of P01 03 0 0 100 0 Setting range of P01 04 0 0 50 0s 0 0 P01 04 Braking time before start 0 00s P01 05 ACC DEC mode selection...

Page 38: ...braking effect DC braking time for stop It indicates the hold time of DC braking If the time is 0 DC braking is invalid and the VFD coasts to stop P01 04 ACC P1314 P0123 Constant speed In running DEC...

Page 39: ...run and it keeps the protection state until the running command is canceled and enabled again 1 The terminal running command is valid at power on If the running command is considered as valid during...

Page 40: ...20 the VFD runs Setting range 0 0 3600 0s valid when P01 19 2 0 0s P01 21 Power off restart selection This function can enable the VFD start or not after the power off and then power on 0 Disabled 1 E...

Page 41: ...If the power of the motor is greatly different from that of the standard motor configuration the control performance of the VFD degrades significantly Depend on model P02 02 Rated frequency of AM 0 01...

Page 42: ...ncy motor compensation without low speed compensation Because the heat dissipation function for a variable frequency motor is not impacted by the rotation speed it is not necessary to adjust the prote...

Page 43: ...compensate for low frequency torque characteristics you can make some boost compensation for the output voltage P04 01 is relative to the maximum output voltage Vb P04 02 defines the percentage of cut...

Page 44: ...4 08 V F is generally set according to the load of the motor Note V1 V2 V3 f1 f2 f3 Too high low frequency voltage will heat the motor excessively or damage The VFD may occur the overcurrent speed or...

Page 45: ...function code is P02 02 n is the rated rotating speed of the motor and its function code is P02 03 p is the pole pair of the motor 100 0 corresponds to the rated slip frequency f Note No torque compen...

Page 46: ...p 7 Fault reset 8 Running pause 9 External fault input 10 Frequency increase UP 11 Frequency decrease DOWN 12 Clear frequency increase decrease setting 13 Switch over between setup A and setup B 14 Sw...

Page 47: ...S2 S1 Setting range 0x000 0x01F 0x000 P05 11 Digital filter time The function code is used to set the filter time for S1 S5 In strong interference cases increase the value to avoid mal operation 0 00...

Page 48: ...efined REV state FWD REV COM K1 K2 Running command FWD REV OFF OFF OFF OFF ON ON ON ON Stopping Stopping Forward running Reverse running 2 3 wire control 1 This mode defines Sin as the enabling termin...

Page 49: ...ing REV Reverse running 3 3 wire control 2 This mode defines Sin as the enabling terminal and the running command is generated by FWD or REV but the direction is controlled by both FWD and REV During...

Page 50: ...FWD REV again for example PLC single cycle stop fixed length stop and valid STOP RST stop during terminal control See P07 04 P05 14 S1 switch on delay The function code defines the corresponding dela...

Page 51: ...e of 100 0 is different See the application for detailed information Input filter time this parameter is used to adjust the sensitivity of the analog input Increasing the value properly can enhance th...

Page 52: ...range of P05 39 P05 37 10 00V Setting range of P05 40 100 0 100 0 Setting range of P05 41 0 000s 10 000s 0 100s P06 group Output terminals Function code Name Description Default Modify P06 01 Y outpu...

Page 53: ...ay time corresponding to the electrical level changes when the programmable output terminals switch on or switch off RO electric level RO valid Invalid Switch on delay invalid Valid Switch off delay S...

Page 54: ...t value is different 10V 20mA 0 0 100 0 AO Corresponding setting Setting range of P06 17 0 0 P06 19 Setting range of P06 18 0 00V 10 00V Setting range of P06 19 P06 17 100 0 Setting range of P06 20 0...

Page 55: ...lection 0 No function 1 Jogging running Press QUICK JOG to start jogging running 2 Shift the display state by the shifting key Press QUICK JOG to shift the displayed function code from right to left 3...

Page 56: ...for keypad and terminal control 2 Valid both for keypad and communication control 3 Valid for all control modes 0 P07 05 Displayed parameters 1 of running state 0x0000 0xFFFF BIT0 Running frequency Hz...

Page 57: ...0FF P07 08 Frequency display coefficient 0 01 10 00 Displayed frequency Running frequency P07 08 1 00 P07 09 Rotation speed coefficient 0 1 999 9 Mechanical rotation speed 120 displayed running freque...

Page 58: ...nning OC3 7 Overvoltage during acceleration OV1 8 Overvoltage during deceleration OV2 9 Overvoltage during constant speed running OV3 10 Bus undervoltage UV 11 Motor overload OL1 12 VFD overload OL2 1...

Page 59: ...tput current of present fault 0 0A P07 37 Bus voltage of present fault 0 0V P07 38 Max temperature of present fault 0 0 C P07 39 Input terminal state of present fault 0 P07 40 Output terminal state of...

Page 60: ...fault 0 P07 48 Output terminal state of last fault 0 P07 49 Running frequency of the 2nd last fault 0 00Hz P07 50 Ramp reference frequency of the 2nd last fault 0 00Hz P07 51 Output voltage of the 2nd...

Page 61: ...00Hz P08 07 ACC time of jogging Jogging ACC time means the time needed for the VFD to accelerate from 0Hz to the max output frequency P00 03 Jogging DEC time means the time needed for the VFD to decel...

Page 62: ...requency The raising time of the traverse frequency The time from the lowest point to the highest one The declining time of the traverse frequency The time from the highest point to the lowest one Set...

Page 63: ...en the VFD uses automatic fault reset it is used to set the number of automatic fault reset times When the number of continuous reset times exceeds the value the VFD reports a fault and stops Interval...

Page 64: ...hed Ssee the diagram below for detailed information Y RO Output frequency t Setting frequency P08 36 t P08 36 Setting range 0 00Hz P00 03 max output frequency 0 00Hz P08 37 Energy consumption braking...

Page 65: ...0 low speed carrier frequency limit mode 1 when the carrier frequency exceeds 1k at low speed limit to 1k 1 low speed carrier frequency limit mode 2 when the carrier frequency exceeds 2k at low speed...

Page 66: ...ncy control selection 0 Only valid when P00 06 0 or P00 07 0 1 All frequency means are valid 2 When the multi step are priority it is invalid to the multi step LED hundreds action selection when stop...

Page 67: ...easing the magnetic flux The VFD monitors the state of the motor continuously even during the magnetic flux period So the magnetic flux can be used in the motor stop as well as to change the rotation...

Page 68: ...selection Select the PID channel by the parameter 1 AI2 4 Modbus communication Note The reference channel and feedback channel cannot be duplicate Otherwise effective PID control cannot be achieved 1...

Page 69: ...ent Setting range 0 01 10 00s 0 10s P09 06 Differential time Td This parameter determines the strength of the change ratio when PID adjustor carries out integral adjustment on the deviation of PID fee...

Page 70: ...etection value when the detection value is smaller than or equal to the feedback offline detection value and the lasting time exceeds the set value in P09 12 the VFD will report PID feedback offline f...

Page 71: ...pposite to the setting direction If the output of PID adjustment is different from the current running direction the closed loop adjustment output opposite to the current running direction is executed...

Page 72: ...the combination code of terminals 1 2 3 and 4 The start up and stopping of multi step running is determined by function code P00 06 the relationship between terminals 1 2 3 and 4 and multi step speed...

Page 73: ...transient power off Setting range 0 00Hz s P00 03 max output frequency After the grid powers off the bus voltage drops to the frequency drop point at transient power off the VFD begins to decrease the...

Page 74: ...o avoid overcurrent fault and the VFD trips During the running of the VFD this function will detect the output current and compare it with the limit level defined in P11 06 If it exceeds the level the...

Page 75: ...warning point T T Y RO Pre warning time Pre warning time Setting range of P11 08 The function code is used to enable and define the overload pre alarm of the VFD motor Setting range 0x000 0x131 LED on...

Page 76: ...f P11 12 0 1 60 0s 50 P11 12 Underload pre alarm detection time 1 0s P11 13 Fault output terminal action upon fault occurring The function code is used to set the action of fault output terminals at u...

Page 77: ...ommunication fails A greater baud rate indicates faster communication 4 P14 02 Data bit check The data format set on the VFD must be consistent with that on the upper computer Otherwise the communicat...

Page 78: ...it as invalid set the parameter in the continuous communication to monitor the communication state 0 0s P14 05 Transmission fault processing 0 Alarm and stop freely 1 No alarm and continue to run 2 No...

Page 79: ...ange 0 65535RPM 0 RPM P17 08 Motor power Displays current motor power 100 relative to rated motor power positive value is motoring state negative value is generating state Setting range 300 0 300 0 re...

Page 80: ...4 PID response value Display PID response value Range 100 0 100 0 0 0 P17 25 Power factor of the motor Display the current power factor of the motor Range 1 00 1 00 P17 26 Current running time Display...

Page 81: ...in this manual are met Check whether there are foreign matters such as tools or dangerous substances placed nearby Visual inspection There are no tools or dangerous substances placed nearby Voltage C...

Page 82: ...on occurs Filter capacitor Check whether there is electrolyte leakage discoloration cracks and chassis expansion Visual inspection No exception occurs Check whether the safety valves are released Dete...

Page 83: ...occurs Check whether there is unusual smell or discoloration Olfactory and visual inspection No exception occurs Check whether there are cracks damage deformation or rust Visual inspection No excepti...

Page 84: ...instructions in chapter 1 Safety precautions Ignoring the instructions would cause physical injury or death or damage to the equipment 1 Stop the VFD and disconnect it from the AC power source and wa...

Page 85: ...and 3PH VFDs can be charged with a 1PH voltage controlled power supply connect L to R and N to S or T All the DC bus capacitors share one rectifier and therefore they are all charged For VFDs of a hi...

Page 86: ...the fault has been removed the motor can be restarted 6 2 3 Fault instruction and solution Do as the following after the VFD fault 1 Check to ensure there is nothing wrong with the keypad If not plea...

Page 87: ...dynamic braking units OV2 8 Overvoltage during deceleration OV3 9 Overvoltage during constant speed running UV 10 Bus undervoltage Grid voltage is too low Check grid input power OL1 11 Motor overload...

Page 88: ...to reset Replace the main control board PIDE 22 PID feedback offline fault PID feedback offline PID feedback source disappears Check PID feedback signal wires Check PID feedback source END 24 Running...

Page 89: ...ly after receiving the controlling or inquiring message command form the master response After the master sends message there is a period of time left for the controlled or inquired slaves to response...

Page 90: ...evices and the transmission distance is short the whole network works well without terminal load resistors The performance however degrades as the distance increases Therefore it is recommended that y...

Page 91: ...hemum mode with one 120 terminal resistor on each end as shown in Figure 7 2 VFD VFD VFD Address 1 Address n Earth 485 485 Earth 485 485 Earth 485 485 120 Ohm Terminal resistor Computer Conv erter GND...

Page 92: ...lowing table describes the data format 11 bit character frame Bits 1 to 8 are data bits Start bit BIT1 BIT2 BIT3 BIT4 BIT5 BIT6 BIT7 BIT8 Check bit EStop bit 10 bit character frame Bits 1 to 7 are dat...

Page 93: ...e data of the last frame The CRC check value is incorrect due to the disorder of the frames and thus a communication fault occurs The following table describes the standard structure of an RTU frame S...

Page 94: ...data is odd or even If it is odd the check bit is set to 0 and if it is even the check bit is set to 1 For example the data bits to be transmitted are 11001110 including five 1 If the even check is ap...

Page 95: ...on of CRC calculation for the reference programmed with C language unsigned int crc_cal_value unsigned char data_value unsigned char data_length int i unsigned int crc_value 0xffff while data_length c...

Page 96: ...B of CRC 85H LSB of CRC CHK 7EH MSB of CRC CAH LSB of CRC CHK 9DH END T1 T2 T3 T4 END T1 T2 T3 T4 T1 T2 T3 T4 between START and END is to provide at least the time of 3 5 bytes as the leisure time and...

Page 97: ...th the fact that the LSB is in the front and the MSB is in the behind 7 3 2 Command code 06H 06H corresponding to binary 0000 0110 write a word The command means that the master write data to the VFD...

Page 98: ...ition of communication data The addresses are used for controlling the running obtaining the status information and setting function parameters of the VFD 7 3 4 1 Function code address format rules Th...

Page 99: ...ameters of the VFD the master can also control the VFD such as start and stop it and monitor the operation state of the VFD The following table describes other function parameters Function instruction...

Page 100: ...02H See the description of fault types R VFD identification code 2103H Goodrive10 0x010d R Running frequency 3000H 0 Fmax unit 0 01Hz Compatible with GD series CHF100A and CHV100 R Set frequency 3001H...

Page 101: ...read and W indicates that a function can only be written Note Some parameters in the preceding table are valid only after they are enabled Take the running and stop operations as examples you need to...

Page 102: ...Default Modify P01 20 Wake up from sleep delay 0 0 3600 0s valid when P01 19 2 0 0s P01 21 Restart after power off 0 Disable 1 Enable 0 The value specified in Setting range or Default contains one dec...

Page 103: ...nvalid data address For the VFD the data address in the request of the upper computer is not allowed In particular the combination of the register address and the number of the to be transmitted bytes...

Page 104: ...a message to the slave requiring it to read a group of address data of the VFD function codes there will be following function codes 0 0 0 0 0 0 1 1 Hex 03H For normal responses the slave responds the...

Page 105: ...00 00 01 8E 36 If the response message is as below Read command Number of bytes Data content CRC check VFD address 01 03 02 00 03 F8 45 The data content is 0003H From the table 1 the VFD stops Watch...

Page 106: ...ster Parameter address CRC check VFD address Write command Forward running 03 06 20 00 00 01 42 28 If the operation is successful the response may be as below the same with the command sent by the mas...

Page 107: ...itor can automatically remove the blank 7 4 Common communication faults Common communication faults include the following No response is returned The VFD returns an exception response Possible causes...

Page 108: ...inst overload The rated capacity is the capacity at the ambient temperature of 40 C You need to check and ensure that the power flowing through the common DC connection in the common DC system does no...

Page 109: ...electrical devices sold in Europe cannot generate electromagnetic disturbance that exceeds the limits stipulated in related standards and can work properly in environments with certain electromagnetic...

Page 110: ...the EMC filter manual 2 Select the motor and control cables according to the description in the manual 3 Install the VFD according to the description in the manual Currently in environments in China t...

Page 111: ...ed in the drawings is mm B 1 Keypad structure 9 5 7 56 32 17 8 4 42 7 18 2 18 9 34 3 62 6 5 15 3 15 13 9 75 Figure B 1 Keypad structure diagram 42 0 5 2 62 0 19 0 17 1 48 1 19 0 16 0 26 0 8 0 2 4 5 Fi...

Page 112: ...131 5 153 2 GD10 1R5G S2 B 100 0 89 0 170 5 154 0 153 2 GD10 2R2G S2 B 100 0 89 0 170 5 154 0 153 2 3PH 220V GD10 0R2G 2 B 85 0 74 0 145 5 131 5 134 2 GD10 0R4G 2 B 85 0 74 0 145 5 131 5 134 2 GD10 0...

Page 113: ...e peripheral wiring of Goodrive10 series VFDs PB RS485 RS232 converter 485 485 Keypad Power supply Breaker Input reactor Input filter Grounding PC Upper computer software Brake resistor Output filter...

Page 114: ...magnetic interference generated by the VFD and transmitted to the public grid through the power cable Try to install the input filter near the input terminal side of the VFD Braking resistor Accessori...

Page 115: ...cables must be arranged separately Check the insulation conditions of the input power cable of a VFD according to the local regulations before connecting it VFD model Recommended cable size mm2 Size o...

Page 116: ...upply and VFD The breaker must be locked in the open state to facilitate installation and inspection The capacity of the breaker needs to be 1 5 to 2 times the rated current of the VFD According to th...

Page 117: ...and ground may cause large leakage current and overcurrent protection of the VFD may be frequently triggered To prevent this from happening and avoid damage to the motor insulator compensation must b...

Page 118: ...n 90 after a DC reactor is configured The rated output voltage drop of output reactors is 1 15 The preceding table describes external accessories You need to specify the ones you choose when purchasin...

Page 119: ...F Filter application environment A Environment Category I IEC61800 3 C1 EN 61800 3 B Environment Category I IEC61800 3 C2 EN 61800 3 C Environment Category II IEC61800 3 C3 EN 61800 3 G Lot No G Speci...

Page 120: ...bes external accessories You need to specify the ones you choose when purchasing accessories C 6 3 C2 Filter model description 04 C A D E FLT L B P 016 F B Field identifier Field description A FLT Nam...

Page 121: ...gured The preceding table describes external accessories You need to specify the ones you choose when purchasing accessories C 7 Braking system C 7 1 Braking unit The GD10 series VFDs do not provide b...

Page 122: ...power of braking resistor kW Min allowable braking resistance 10 braking usage 50 braking usage 80 braking usage GD10 0R2G S2 B 722 0 03 0 15 0 24 42 GD10 0R4G S2 B 361 0 06 0 30 0 48 42 GD10 0R7G S2...

Page 123: ...table C 7 3 Braking resistor installation Braking resistor cables shall be shielded cables All resistors must be installed in places with good cooling conditions Braking resistors are connected extern...

Page 124: ...the product you query about You can visit www invt com to find a list of INVT offices D 2 Feedback on INVT VFD manuals Your comments on our manuals are welcome Visit www invt com directly contact onli...

Page 125: ...66001 00099...

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