SEW MOVITRAC-07 变频器故障代码及解决方

错误代码型号品牌错误类型错误原因解决办法01MOVITRAC-07SEWOver-current• Short circuit on output• Output switching• Motor too large• Defective output stage• Ramp limit (P138) switched off• Rectify the short circuit• Only switch when output stageinhibited• Connect a smaller motor• Call SEW Service for advice if thefault still cannot be reset• Ramp limit (P138 = YES)03MOVITRAC-07SEWGround fault• Ground fault on motor• Ground fault on inverter• Ground fault in the motor lead• Over-current (see F-01)• Replace the motor• Replace the MOVITRAC® 07• Rectify the ground fault• See F-0104MOVITRAC-07SEWBrake chopper• Regenerative power excessive• Braking resistor circuit interrupted• Short circuit in braking resistor circuit• Excessively high braking resistance• Brake chopper defective• Ground fault• Extend deceleration ramps• Check connecting harness forbraking resistor• Rectify the short circuit• Check technical data of brakingresistor• Replace the MOVITRAC® 07• Rectify the ground fault06MOVITRAC-07SEWSupply systemphase failure(only withthree-phaseinverter)Phase faultCheck supply system lead07MOVITRAC-07SEWDC-link overvoltage• DC link voltage too high• Ground fault• Extend deceleration ramps• Check connecting harness forbraking resistor• Check technical data of brakingresistor• Rectify the ground fault08MOVITRAC-07SEWSpeed monitoringCurrent controller is operating at thesetting limit due to:• mechanical overload• phase failure in supply system• phase failure in motor• Reduce load• Increase delay time setting P501• Check current limitation• Extend deceleration ramps• Check supply system phases• Check motor feeder and motorMaximum speed for VFC operatingmode exceeded• Reduce load• Increase delay time setting P501• Check current limitation• Extend deceleration ramps• Check supply system phases• Check motor feeder and motorMaximum speed for VFC operatingmode exceeded• Reduce maximum speed10MOVITRAC-07SEWILLOP• Incorrect command during runningof program• Incorrect conditions during runningof program• Function not in inverter / not implemented• Check program• Check program structure• Use another function11MOVITRAC-07SEWOvertemperatureThermal overload of inverter• Reduce load and/or ensure adequatecooling• If the braking resistor is integratedin the heat sink: Mount the brakingresistor externally17-24MOVITRAC-07SEWSystem faultInverter electronics disrupted, possiblydue to effect of EMCCheck ground connections andshields; improve them if necessary.Contact SEW Service for advice if thisreoccurs.25MOVITRAC-07SEWEEPROMFault when accessing EEPROMCall up default setting, perform resetand set parameters again. ContactSEW Service for advice if this reoccurs.26MOVITRAC-07SEWExternal terminalRead in external fault signal via programmableinputEliminate specific cause of fault; reprogramterminal if appropriate.31MOVITRAC-07SEWTF sensor• Motor too hot, TF sensor hastripped• TF sensor of motor not connectedor not connected properly• Connection of MOVITRAC® 07 andTF interrupted on motor• Let motor cool down and reset fault• Check connections/links betweenMOVITRAC® 07 and TF32MOVITRAC-07SEWIndex overrunBasic programming rules violatedcausing internal stack overflowCheck and correct user program34MOVITRAC-07SEWRamp timeoutThe inverter signals F34 if you revokethe enable and the drive exceeds therapid stop ramp time t13 by a certaintime.Extend the rapid stop ramp time37MOVITRAC-07SEWWatchdog timerFault in system software sequenceCheck ground connections andshields; improve them if necessary.Contact SEW Service for advice if thisreoccurs.38MOVITRAC-07SEWSystem softwareSystem faultCheck ground connections andshields; improve them if necessary.Contact SEW Service for advice if thisreoccurs.43MOVITRAC-07SEWRS-485 timeoutCommunication between inverter andPC interruptedCheck connection between inverterand PC.44MOVITRAC-07SEWUnit utilizationUnit utilization (Ixt value) excessive• Reduce power output• Extend ramps• If these points are not possible:Use a larger inverter45MOVITRAC-07SEWInitializationError during initializationContact SEW Service for advice.47MOVITRAC-07SEWSystem bustimeoutFault during communication via systembusCheck system bus connection.77MOVITRAC-07SEWControl wordAn external control has attempted toset an invalid automatic mode• Check serial connection to externalcontrol• Check write values of external control81MOVITRAC-07SEWStart conditionOnly in "VFC hoist" operatingmode:The inverter could not inject therequired amount of current into themotor during the pre-magnetizationtime:• Motor rated power too small in relationto inverter rated power• Motor cable cross section too small• Check connection between inverterand motor• Check startup data and repeat startupif necessary82MOVITRAC-07SEWOutput openOnly in "VFC hoist" operatingmode:• Two or all output phases interrupted• Motor rated power too small in relationto inverter rated powerCheck connection between inverterand PC.94MOVITRAC-07SEWEEPROMchecksumEEPROM defectiveContact SEW Service for advice.97MOVITRAC-07SEWCopy fault• Parameter module disconnectedduring copying process• Switching off/on during copyingprocessPrior to acknowledging the fault:• Load the factory setting or the completedata record from the parametermodule

本文关键字：变频器  变频器维修，变频技术 - 变频器维修