Service Manual for Traveling Inverter
Contents
1. 13 avegno 6 4 5 Speed2 and Speed3 13 2 Description of control modes 7 5 Programming of the motor parameters 14 2 1 MS2 control essem 7 5 1 Defining the motor parameters 14 2 2 EP2 control 7 5 1 1 Motor nominal voltage and frequency 14 2 3 EP3 control i 7 5 1 2 IR compensation 14 24 MSA control inn 8 5 13 Motor nominal current 111111 15 2 1 5 This document and the information contained herein is the exclusive property of R amp M Materials Handling Inc and represents a non public confidential and proprietary trade secret that may not be reproduced disclosed to third parties altered or otherwise employed in any manner whatsoever without the express written consent of R amp M Materials Handling Inc Copyright 2005 R amp M Materials Handling Inc All rights reserved R amp M Materials Handling Inc R amp M 4501 Gateway Boulevard TUTUP Springfield Ohio 45502 P 937 328 5100 FAX 937 325 5319 HANDLING INC 1 Description of the inverter v There are high voltages inside the inverter including the programming switches Wait for at least three minutes after the supply voltage has been switched off before any service actions 1 Control terminal X1 2 Power terminal X2 3 Programming switches 4 Leds 1 4 Connections Control2. The functions of all five digital inputs is assigned automatically according to the selected control mode MS2 EP2 EP3 MS4 DI1 S1 S1 S1 S1 DI2 S2 S2 S2 S2 DI3 HSP AP HOLD SP2 DI4 12 S11 AP SP3 DIS 22 21 11 S21 HSP Description of the control signals 12 1 5 This document and the information contained herein is the exclusive property of R amp M Materials Handling Inc and represents a non public confidential and proprietary trade secret that may not be reproduced disclosed to third parties altered or otherwise employed in any manner whatsoever without the express written consent of R amp M Materials Handling Inc Copyright 2005 R amp M Materials Handling Inc All rights reserved R amp M Materials Handling Inc R amp M 4501 Gateway Boulevard TUTUP Springfield Ohio 45502 P 937 328 5100 FAX 937 325 5319 HANDLING INC 1 Drive command forward AP Acceleration command 11 Slowdown limit forward 12 Stop limit forward SP2 Speed2 HSP High speed S2 Drive command reverse HOLD Hold speed command 21 Slowdown limit reverse 22 Stop limit reverse SP3 Speed3 4 4 Slowdown speed EP2 EP3 21 S11 Slowdown frequency is activated in EP2 and EP3 control modes when the slowdown limit circuit is opened In EP2 there are separate inputs for both limit switch therefore it is possible to drive high speed in the slowdown area
3. 0 T PS c_coms2a A Pushbutton position B Speed S1 means drive minimum speed forward S2 means drive minimum speed reverse HSP means maximum speed When S1 and S2 or are not active the inverter decelerates to zero 2 2 EP2 control AN gt gt O c_coep2a Nara 0 ee 0 Decelerate 1 Maintain speed 2 Accelerate A Pushbutton position B Speed S1 means drive forward S2 means drive reverse AP means accelerate When starting S1 and S2 mean accelerate to minimum speed When S1 and S2 are not active the inverter decelerates to zero During running S1 and S2 mean hold speed At maximum speed AP means hold speed 2 3 EP3 control gt EA Z KENA cy Se YYYY 07 L N A c_coep3a eee 7 1 5 This document and the information contained herein is the exclusive property of R amp M Materials Handling Inc and represents a non public confidential and proprietary trade secret that may not be reproduced disclosed to third parties altered or otherwise employed in any manner whatsoever without the express written consent of R amp M Materials Handling Inc Copyright 2005 R amp M Materials Handling Inc All rights reserved R amp M Materials Handling Inc R amp M 4501 Gateway Boulevard Springfield Ohio 45502 P
4. 1 0 0 1 75 20 1 0 1 0 85 26 1 0 1 1 90 35 1 1 0 0 95 38 1 1 0 1 105 41 1 1 1 0 110 44 1 1 1 1 120 47 100Hz may be exceeded only if line voltage is 460 480V Switch S1 S2 Table B 80Hz motor Max freq Min freq 1 2 3 4 Hz Hz 0 0 0 0 77 22 0 0 0 1 42 14 0 0 1 0 50 18 0 0 1 1 40 10 0 1 0 0 62 30 0 1 0 1 44 12 0 1 1 0 46 16 0 1 1 1 48 20 1 0 0 0 80 40 1 0 0 1 53 24 1 0 1 0 56 26 1 0 1 1 59 28 1 1 0 0 65 32 1 1 0 1 68 34 1 0 1 5 This document and the information contained herein is the exclusive property of R amp M Materials Handling Inc and represents a non public confidential and proprietary trade secret that may not be reproduced disclosed to third parties altered or otherwise employed in any manner whatsoever without the express written consent of R amp M Materials Handling Inc Copyright 2005 R amp M Materials Handling Inc All rights reserved R M MATERIALS HANDLING INC R amp M Materials Handling Inc 4501 Gateway Boulevard Springfield Ohio 45502 P 937 328 5100 FAX 937 325 5319 Switch S1 S2 Table B 80Hz motor Max freq Min freq 1 2 3 4 Hz Hz 1 1 1 0 71 36 1 1 1 1 74 38 Switch S1 S2 Table C 50 60Hz motor Max freq Min freq 1 2 3 4 Hz Hz 0 0 0 0 50 15 0 0 0 1 25 7 0 0 1 0 31 12 0 0 1 1 27
5. 937 328 5100 FAX 937 325 5319 MATERIALS HANDLING INC 0 Decelerate 1 Minimum speed 2 Maintain speed 3 Accelerate A Pushbutton position B Speed S1 means drive minimum speed forward S2 means drive minimum speed reverse AP means accelerate HOLD means hold speed When S1 and S2 are not active the inverter decelerates to zero At maximum speed AP means hold speed 2 4 MS4 control AL gt gt mp VVVYY c_coms4a EX Doe lea E A Pushbutton position B Speed S1 means drive minimum speed forward S2 means drive minimum speed reverse SP2 means drive speed2 SP3 means drive speed3 HSP means drive maximum speed When S1 and S2 are not active the inverter decelerates to zero The highest active input sets the speed reference i e if HSP is active SP2 and SP3 are ignored If SP3 is active SP2 is ignored 8 1 5 This document and the information contained herein is the exclusive property of R amp M Materials Handling Inc and represents a non public confidential and proprietary trade secret that may not be reproduced disclosed to third parties altered or otherwise employed in any manner whatsoever without the express written consent of R amp M Materials Handling Inc Copyright 2005 R amp M Materials Handling Inc All rights reserved HANDLING mv AX 937 325 5319 R amp M Materials Handling Inc Inv 4501 Gateway Boule
6. 5 0 1 0 0 40 16 0 1 0 1 29 6 0 1 1 0 33 8 0 1 1 1 35 9 1 0 0 0 58 25 1 0 0 1 38 10 1 0 1 0 43 13 1 0 1 1 45 18 1 1 0 0 48 19 1 1 0 1 53 21 1 1 1 0 55 22 1 1 1 1 60 24 50Hz may be exceeded only if line voltage is 460 480V 4 1 1 Example of parameter setting 80Hz motor is connected to the inverter and 62Hz maximum speed is desired That speed is located on the 5 row in the speed table B The corresponding setting for S1 swithces is in the same row in the leftmost columns of the table 0 1 0 0 off on off off S1 did NO PECI 4 1 2 Acceleration and deceleration ramp Acceleration and deceleration ramps are set by switch S3 as follows 11 15 Switch S3 Ramp time sec 1 2 3 4 1 1 1 1 0 5 0 1 1 0 1 0 1 0 0 0 1 5 0 1 0 0 2 0 0 0 0 0 2 5 0 0 1 0 3 0 0 0 0 1 3 5 1 0 0 1 4 0 1 1 0 0 4 5 This document and the information contained herein is the exclusive property of R amp M Materials Handling Inc and represents a non public confidential and proprietary trade secret that may not be reproduced disclosed to third parties altered or otherwise employed in any manner whatsoever without the express written consent of R amp M Materials Handling Inc Copyright 2005 R amp M Materials Handling Inc All rights reserved R amp M Materials Handling Inc R amp M 4501 Gateway Bo
7. in the safe direction In EP3 there is only one input and therefore the speed is limited in both directions in the slowdown area There are two alternatives for the level of slowdown speed which are selected by switch S6 3 as follows e S6 3 0 Slowdown speed is 20 of the maximum speed set by switch S1 e S6 3 1 Slowdown speed is 35 of the maximum speed set by switch S1 4 5 Speed2 and Speed3 In MS4 control mode the lowest speed level is set by switch S2 and the highest level by switch S1 There are two alternative settings for the speed2 and speed3 which are set as a percentage of the maximum speed by switch S6 3 as follows e S6 3 0 Speed2 is 20 of maximum speed and speed3 is 40 of maximum e S6 3 1 Speed2 is 30 of maximum speed and speed3 is 50 of maximum 1 3 1 5 This document and the information contained herein is the exclusive property of R amp M Materials Handling Inc and represents a non public confidential and proprietary trade secret that may not be reproduced disclosed to third parties altered or otherwise employed in any manner whatsoever without the express written consent of R amp M Materials Handling Inc Copyright 2005 R amp M Materials Handling Inc All rights reserved R amp M Materials Handling Inc R amp M 4501 Gateway Boulevard Springfield Ohio 45502 P 937 328 5100 FAX 937 325 5319 MATERIALS HANDLING INC 5 Programming of the motor parameters The motor parameters are set by switche
8. signals are connected to terminal block X1 as follows Nbr Name Description 1 S1 Drive command Direction 1 48 or 115V 50 60Hz 2 S2 Drive command Direction 2 48 or 115V 50 60Hz 3 DI3 Digital input 48 or 115V 50 60Hz 4 DI4 Digital input 48 or 115V 50 60Hz 5 DI5 Digital input 48 or 115V 50 60Hz 6 ONE Control voltage neutral 7 R01 Relay output 8 R02 Relay output 9 Empty 10 T1 Motor thermistor 11 T2 Motor thermistor Power cabling is connected to terminal block X2 as follows v Crane power supply conductor rail must have double collectors Nbr Name Description 1 L1 Mains phase 1 380 480V 50 60Hz 2 L2 Mains phase 2 380 480V 50 60Hz 3 L3 Mains phase 3 380 480V 50 60Hz 4 U Motor phase 1 5 V Motor phase 2 6 Ww Motor phase 3 7 R Braking resistor positive see note 8 R Braking resistor negative see note 9 PE Protective earth 3 1 5 This document and the information contained herein is the exclusive property of R amp M Materials Handling Inc and represents a non public confidential and proprietary trade secret that may not be reproduced disclosed to third parties altered or otherwise employed in any manner whatsoever without the express written consent of R amp M Materials Handling Inc Copyright 2005 R amp M Materials Handling Inc All rights reserved R amp M Materials Handling Inc 4501 Gateway Boul
9. the inverter terminals X1 10 11 must be short circuited Inverter overtemperature Motor current is too high bearing problem obstacle on the Green LU UL UL LU Mi UL track brake does not open properly or the ambient temperature is too high n Undervoltage Check the voltage of all supply phases at the terminal X2 Green M UL TL TUL TL TUI 7 PEU n n Short circuit Switch the power off Check the insulation of the motor cables and the Red IU IU j TU ul ul motor windings Red MINIMA Microprosessor fault Switch the power off for 10 seconds Then power up the inverter The latest active fault is removed from the memory always when power is switched off v If inverter is not in a fault state but driving is not possible Motor will not start if dc bus voltage too high above 745V this occurs if any of line to line voltages exceeds 480V 10 528V If line voltage cannot be reduced install drop down transformer Check the supply voltage phases at terminal X2 Check the drive command signal at terminal X1 Check the limit switch signals at terminal X1 Check that the control voltage level is correct Rating plate is located on the left side of the inverter Check all parameters especially the motor dependent parameters Check that the motor s corresponds the selected motor parameters Check that the brake opens and closes properly Check the brake airgap if necessary Inverter starts and opens the brake but motor does not rotat
10. A 460V 120Hz 400V 80Hz 1 0 B 380 415V 50Hz 0 1 C 440 480V 60Hz 5 1 2 IR compensation By the IR compensation the effect of the stator resistance at low frequencies is compensated by increasing the U f ratio Typically the necessary amount of compensation added voltage is higher for small motors The IR compensation is set by switches S4 3 and S4 4 Estimation of the correct setting of IR compensation is made by calculating the IR rate of the motor 14 1 5 This document and the information contained herein is the exclusive property of R amp M Materials Handling Inc and represents a non public confidential and proprietary trade secret that may not be reproduced disclosed to third parties altered or otherwise employed in any manner whatsoever without the express written consent of R amp M Materials Handling Inc Copyright 2005 R amp M Materials Handling Inc All rights reserved R amp M Materials Handling Inc R amp M 4501 Gateway Boulevard TUTUP Springfield Ohio 45502 P 937 328 5100 FAX 937 325 5319 HANDLING INC S4 setting U V ON DIP e z ey et scm AC ID AUD All S nti Tg jt f Hz middle Calculation of the IR rate IR rate J Ry p n Inom Nominal current of the motor one motor Rs Stator resistance measured between inverter terminals X2 4 5 P Number of polepair
11. English 27 12 2005 A SERVICE MANUAL FOR TRAVELING INVERTER RM MATERIALS HANDLING INC R amp M Materials Handling Inc 4501 Gateway Boulevard Springfield Ohio 45502 P 937 328 5100 FAX 937 325 5319 RM MATERIALS HANDLING INC v Read the instructions supplied with the product before installation and commissioning E Table of content Keep the instructions in a safe place for future reference 1 Description of the inverter 3 3 Fault codes troubleshooting 9 11 Gonnections galloni eltatiaicana 3 4 Programming of the application parameters 1 2 Technical characteristics 4 10 1 3 Normaloperation 4 4 1 Minimum speed maximum speed and ramp 1 4 Status indication leds green and red 4 time 10 1 5 Programming switches 4 4 1 1 Example of parameter setting 11 1 6 The EMC requirements Not in use for 4 1 2 Acceleration and deceleration ramp 11 deliveries in USA Canada eeen 5 4 1 3 Example of parameter setting 12 1 6 1 EMC filter connection to inverter for trolley 4 2 Stopping method etm rer ens 12 Travellincy i de sane ral ili 5 4 3 Control mode uice esee stt 12 1 6 2 EMC filter connection to inverter for bridge 4 4 Slowdown speed
12. altered or otherwise employed in any manner whatsoever without the express written consent of R amp M Materials Handling Inc Copyright 2005 R amp M Materials Handling Inc All rights reserved R amp M Materials Handling Inc R amp M 4501 Gateway Boulevard Watt Springfield Ohio 45502 P 937 328 5100 HANDLING preve FAX 937 325 5319 1 6 2 EMC filter connection to inverter for bridge travelling c_kc330ca 1 Supply 2 EMC filter KC 330 00 3 Inverter 4 Motor cable length max 1 m 25 m 5 4x1 uF 6 Input wires two times through input ferrite rings 7 Output ferrite ring RH175285107 KC 330 00 includes capacitors 4 1uF and input ferrite rings 3 x EF 32008 cg Ferrite rings and capacitors must be placed as near the inverter as possible 6 1 5 This document and the information contained herein is the exclusive property of R amp M Materials Handling Inc and represents a non public confidential and proprietary trade secret that may not be reproduced disclosed to third parties altered or otherwise employed in any manner whatsoever without the express written consent of R amp M Materials Handling Inc Copyright 2005 R amp M Materials Handling Inc All rights reserved R amp M Materials Handling Inc R amp M 4501 Gateway Boulevard TUTUP Springfield Ohio 45502 P 937 328 5100 HANDLING mv FAX 937 325 5319 2 Description of control modes 2 1 MS2 control SEN gt gt
13. e Check motor current parameter 9 1 5 This document and the information contained herein is the exclusive property of R amp M Materials Handling Inc and represents a non public confidential and proprietary trade secret that may not be reproduced disclosed to third parties altered or otherwise employed in any manner whatsoever without the express written consent of R amp M Materials Handling Inc Copyright 2005 R amp M Materials Handling Inc All rights reserved R amp M Materials Handling Inc R amp M 4501 Gateway Boulevard Springfield Ohio 45502 P 937 328 5100 FAX 937 325 5319 MATERIALS HANDLING INC 4 Programming of the application parameters v Check that he wiring and the mechanical performance of the machinery is suitable for the selected application parameters 4 1 Minimum speed maximum speed and ramp time The adjustment ranges of maximum and minimum speed depend on the selected motor nominal frequency Table A is for 100 and 120Hz motors Table B for 80Hz motors and Table C for 50 and 60Hz motors Maximum speed is set by the four switches of the switch package S1 and minimum frequency by the four switches of the switch package S2 Switch S1 S2 Table A 100 120Hz motor Max freq Min freq 1 2 3 4 Hz Hz 0 0 0 0 100 29 0 0 0 1 50 14 0 0 1 0 62 23 0 0 1 1 54 10 0 1 0 0 80 32 0 1 0 1 58 12 0 1 1 0 66 16 0 1 1 1 70 18 1 0 0 0 115 50
14. evard Springfield Ohio 45502 P 937 328 5100 FAX 937 325 5319 R M MATERIALS HANDLING INC v Standard duty resistor must be disconnected when heavy duty resistor DMHR01F90 is connected to terminals R and R 1 2 Technical characteristics Technical data Power range 2 2kW Supply voltage 380 480 VAC 10 Nominal supply frequency 48 62 Hz Nominal current 5 0A Digital control 1 S2 DI3 DM DIS Max output voltage Equal to supply voltage Control voltage range 48 VAC 115 10 If control voltage is 230VAC front resistors 15k 2W have to be connected to digital inputs Output Relay output for brake contactor Ambient temperature 10 C to 50 C Humidity 95 N C without dripping Degree of protection Frequency converter cover IP20 Dimensions WxHxD 134x195x123mm Altitude Output current must be reduced 1 for every 100 m over 1000 m For heights over 3000 m manufacturer must be consulted Pollution degree Pollution degree 2 according to NEMA ICS 1 IEC664 and UL840 Vibration IEC68 2 6 Shock IEC68 2 27 1 3 Normal operation The inverter goes into the ready to run state within one second after the power supply is connected During running the inverter follows the operator s speed reference according to the set acceleration deceleration ramp During direction change the brake is kept open all the time Whe
15. he programming of the inverter is performed by dip switches The state of each switch is either OFF 0 or ON 1 It is possible to set he following parameters by the switches S1 S6 S1 Maximum speed S2 Minimimum speed S3 Acceleration deceleration time S4 Motor frequency and IR compensation S5 Motor current fast deceleration stopping method S6 Control mode slowdown speed speed2 speed3 1 6 The EMC requirements Not in use for deliveries in USA Canada The EMC requirement both for immunity and for emissions for inverter are set in EN61800 3 and its amendment 11 2000 which is the EMC product standard for adjustable speed electrical power systems The EN61800 3 is identical with IEC1800 3 Device satisfies the requirements when external EMC filter will be connected to inverter 1 6 1 EMC filter connection to inverter for trolley travelling d c kc330ba 1 Supply 2 EMC filter KC 330 00 3 Inverter 4 Motor cable length max 3 m 5 4x1 uF 6 Input wires two times through input ferrite rings KC 330 00 includes capacitors 4 1uF and input ferrite rings 3 x EF 32008 E Ferrite rings and capacitors must be placed as near the inverter as possible 5 1 5 This document and the information contained herein is the exclusive property of R amp M Materials Handling Inc and represents a non public confidential and proprietary trade secret that may not be reproduced disclosed to third parties
16. n drive command is switched off the inverter decelerates to zero according to the set ramp and closes the mechanical brake 1 4 Status indication leds green and red The inverter indicates its operating state by two leds Red led indicates fault state driving is inhibited Green led indicates ok state Blinking of green led indicates that fault state has been active but it has been recovered Normal driving is however possible also when green led is blinking in other words blinking of green led does not indicate warning state 1 5 Programming switches S1 S2 S3 ON DIP ON DIP ON DIP 1234 1234 1234 ON DIP ON DIP ON DIP 1234 1234 1234 S4 S5 S6 This document and the information contained herein is the exclusive property of R amp M Materials Handling Inc and represents a non public confidential and proprietary trade secret that may not be reproduced disclosed to third parties altered or otherwise employed in any manner whatsoever without the express written consent of R amp M Materials Handling Inc Copyright 2005 R amp M Materials Handling Inc All rights reserved 4 15 R amp M Materials Handling Inc R amp M 4501 Gateway Boulevard Watt Springfield Ohio 45502 ene P 937 328 5100 piva AX 937 325 5319 T
17. s N Number of motors connected to inverter Settings IR rate Setting of S4 90 S4 3 0 S4 4 0 60 89 S4 3 1 S4 4 0 40 59 84 320 84 4 1 37 84 321 S4 4 1 E For conical brake motors it is recommended to set the IR compensation one step higher than the IR rate indicates The reliable operation of the brake must be verified during start up 5 1 3 Motor nominal current Motor nominal current is set by switches S5 1 and S5 2 as follows e Check the nominal current of the motor from the rating plate e Calculate the total current by multiplying the current by the number of the motors e Select the settings according to the table below INom TOTAL S5 1 S5 2 0 1 8A 0 0 1 9A 2 7A 1 0 2 8A 3 5A 0 1 gt 3 5A 1 1 For example there are two 1 5A motors gt Setting is S5 1 0 and S5 2 1 1 5 1 5 This document and the information contained herein is the exclusive property of R amp M Materials Handling Inc and represents a non public confidential and proprietary trade secret that may not be reproduced disclosed to third parties altered or otherwise employed in any manner whatsoever without the express written consent of R amp M Materials Handling Inc Copyright 2005 R amp M Materials Handling Inc All rights reserved
18. s S4 and S5 according to the following table Only the most common motor types are shown in the table Settings for other motors can be defined when motor nominal frequency voltage current and the IR rate are known S5 settings Motor type Nominal voltage and frequency s4 Numberior motors settings 1 2 4 MF06MA100 400V 80Hz 1010 10xx 11xx MF06MA200 400V 100Hz 460V 120Hz 0000 00xx 10xx 11xx MFO6LA100 400V 80Hz 1001 10xx 11xx MFO6LA200 400V 100Hz 460V 120Hz 0010 10xx 11xx MF06LB100 400V 80Hz 1011 01xx MF06LB200 400V 100Hz 460V 120Hz 0010 01xx MF07LA100 380 415V 50Hz 460 480V 60Hz 0101 00xx 10xx 11xx MF07LA200 380 415V 50Hz 460 480V 60Hz 0100 00xx 10xx 11xx MF07LB100 380 415V 50Hz 460 480V 60Hz 0101 00xx 10xx 11xx MF07LB200 380 415V 50Hz 460 480V 60Hz 0100 00xx 01xx MF07ZC100 380 415V 50Hz 460 480V 60Hz 0111 10xx 11xx MF07ZC200 380 415V 50Hz 460 480V 60Hz 0110 10xx 11xx MFO9LA100 380 415V 50Hz 460 480V 60Hz 0111 01xx 11xx MFO9LA200 380 415V 50Hz 460 480V 60Hz 0110 11xx MF09LB100 380 415V 50Hz 460 480V 60Hz 0111 11xx MF09LB200 380 415V 50Hz 460 480V 60Hz 0101 11xx 5 1 Defining the motor parameters 5 1 1 Motor nominal voltage and frequency Motor nominal voltage and frequency are selected by switches S4 1 and S4 2 according to the following table Motor nominal S4 1 S4 2 Speedtable Voltage Frequency 400V 100Hz 0 0
19. ulevard Springfield Ohio 45502 MATERIALS E P 937 328 5100 siva FAX 937 325 5319 Switch S3 Ramp time sec 1 2 3 4 0 0 1 1 5 0 1 1 1 0 5 5 1 1 0 1 6 0 1 0 1 1 6 5 1 0 1 0 7 0 0 1 1 1 7 5 0 1 0 1 8 0 It is possible to reduce the deceleration ramp time by 30 if necessary The fast deceleration ramp is activated by switching S5 3 ON 1 4 1 3 Example of parameter setting Acceleration deceleration time of 3 seconds is selected by setting switch S3 0 0 1 0 Fast deceleration 3sec is reduced to 2 1sec is activated by switch S5 3 1 ON_ DIP 3 1234 ON_ DIP S5 1234 4 2 Stopping method The motor can be stopped either by dynamic braking by a ramp or by mechanical brake When stopping by mechanical brake is selected and drive command is switched off the inverter immediately cuts off the motor current and opens the relay contact The stopping method is selected by switch S5 4 as follows e S5 A 0 Stopping by a ramp e S5 4 1 Immediate stopping by mechanical brake 4 3 Control mode There are four different control modes available The inverter operation in different control modes is explained in section 4 The control mode is selected by switches S6 1 and S6 2 according to the table below Control mode S6 1 S6 2 MS2 0 0 EP2 1 0 EP3 0 1 MS4 1 1
20. vard UTE Springfield Ohio 45502 P 937 328 5100 3 Fault codes troubleshooting v There are high voltages inside the inverter including the programming switches Wait for at least three minutes after the supply voltage has been switched off before any service actions When the inverter detects a fault situation it stops running and starts signalling the fault code by blinking the indication leds green and red The blinking of the code is carried on until a new fault occurs or until power is switched off The fault codes are explained in the table below Fault code color Fault Possible cause Checkings lU n n g mm Overvoltage Mains voltage is too high or deceleration ramp time is too short Check the Green voltage of all supply phases at the terminal X2 If they are ok set a longer ramp by UUU UUU UU switch S3 and S5 3 Stall supervision overcurrent Brake does not open properly or there is an obstackle Green pi Ul I I on the track Check also the motor dependent parameters Deceleration ramp supervision Deceleration ramp has not been followed If the fault Green n SULT occurs again set longer ramp time by switch S3 Check also the setting of the motor A B nominal current switch S5 Green Motor overtemperature Check the type and the loading of the motor If there is no Ur UUU UUU UUL sensor in the motor
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