PowerFlex_700变频器调试与故障排除培训资料_LG

PowerFlex700™变频器调试与故障排除山东省冶金设计院自动化公司李刚[e-mail]700™变频器硬件结构PowerFlex700DriveOverviewProcessorandI/OPowerFlex700DriveControlPanelComputerMotorEncoder(optional)PowerFlex700ReplacementPolicyFrames0-4:TheseframesareconsideredremoveandreplaceduetotheirverysmallsizeandthefactthatitisfareasierandmorecosteffectivetorepairtheminaRockwellrepairfacilitythaninthefield.Simplepartslikefrontcovers,conduitplates,fans,brakeresistorsandcassetteswillbetheonlyitemsavailableaskits.Frames5&6:Somecustomershaveadesiretorepairlargerframedrivesratherthansendthemtothefactoryforrepair.Tohelpfacilitatefieldrepair,wewilloffermoresparecomponentsalongwiththesimplercomponentspreviouslymentioned(fans,covers,etc.).Thesekitswillincludecircuitboardassemblies,MOVs,currenttransformers,fantransformersandpowerdevicesjusttonameafew.Forpowerdevices,ourteamisworkingonthefullheatsinkasareplacementcomponentforFrames5&6insteadofindividualIGBTsandotherlikecomponents.Thiswillmakeitabiteasiertorepairinthefieldwithouterrorsduetoimpropertorquingorapplicationofthermalgrease.Allkitswillincluderepairinstructionincludingtorquevaluesasrequired.PowerFlex700Frame5PowerFlex700变频器报警判断及清除Alarms•一类报警:–只显示一种状态，不会引起变频器停车。–可通过参数259[AlarmConfig1]更改设置•二类报警:–阻止操作者在未正确设置之前启动变频器。–不能通过参数更改设置–永远使能二种类型的报警:Alarms一类报警引起黄色状态灯常亮:StatusLEDAlarms二类报警引起黄色状态灯闪烁:StatusLEDAlarms报警也会在HIM上显示报警图标：AlarmIconCommonDriveAlarms•Digitalinputalarms•StopassertedalarmsDigitalInputDriveAlarms•因数字输入功能定义有冲突引起的报警•三种类型:–DigInConflictA，数字输入功能冲突–DigInConflictB，配置启动输入，未配置停止。或其他功能冲突。–DigInConflictC，不止一个物理输入被配置成相同的输入功能。DigitalInputDriveAlarmsDigitalInputDriveAlarmsDigitalInputDriveAlarms•Forward/Reverse•SpeedSelect1•SpeedSelect2•SpeedSelect3•RunForward•RunReverse•JogForward•JogReverse•Run•StopModeB•BusRegulationModeB•Acc2/Dec2•Accel2•Decel2Auto/ManualAuxFaultClearFaults(CF)DecelLimitEnableEndLimitExclLinkFastStopFindHomeFlt/MicroPosHoldStepHomeLimitJog2Jog1LocalMOPDecMOPIncDigInConflictC：Morethanonephysicalinputhasbeenconfiguredtothesameinputfunction.Multipleconfigurationsarenotallowedforthefollowinginputfunctions.PIEnablePIHoldPIInvertPIResetPosSel1-5PrechargeEnProfInputPwrLossLvlRedefinePosRunLevelRunw/CommRunFwdLevelRunRevLevelSpd/TrqSel1-3StartStop–CFTorqueSetpt1UserSetSel1-2VelOverrideStopAssertedDriveAlarms•StopAssertedCausedby…–ImproperWiringforStart/Stop–Possiblelossoflogicpowersupply–Possiblemissingjumperforlogiccommon&P/SCommon–Actualstopcommandisbeingissued•StopAssertedwillgenerateandAlarmmessageontheHIMdisplayandcausetheSTSLEDtoblinkYellow•CausesforStopAssertedarenotlistedintheUserManualTheAlarmQueue当引起报警的条件不再存在时，报警会自动清除.最近八个报警队列可通过以下清除:•LCDHIM•DriveExplorersoftware•DriveExecutivesoftwareTheLCDHIMAlarmQueueFAtSpeedAuto26.01Hz1AlmQ#:A#1PrechargeActiveAlarm’sNumberintheQueueAlarmCodeAlarmTitleTheDriveExplorerSoftwareAlarmQueueDriveStatusAlarm’sNumberintheQueueAlarmCodeAlarmTitleTheDriveExecutiveSoftwareAlarmQueueDriveStatusAlarmCodeAlarmTitlePowerFlex700变频器故障清除Faults三种故障类型:TypeNameDescription1制动复位运行Auto-ResetRun当此类故障发生,变频器试图自动复位故障.如果引起故障的条件不再存在,故障将被自动复位，变频器将自动重启动。174[AutoRstrtTries]175[AutoRstrtDelay]2不可复位Non-Resettable此类故障一般需要送修变频器或马达。引起故障的条件必须排除，故障才能清除。故障在重上电后被复位。3用户定义UserConfigurable此类故障可以通过参数设置，使能／不使能选择动作或忽略故障情形。238[FaultConfig1]Faults当故障发生:•变频器输出立即中断•马达自由滑坡停车•故障信息显示在HIM上FaultsOncefaultoccurs:•Faultconditionislatched,requiringfaultresetactiontoclearlatchedcondition.•Iffaultconditionstillexistsafterreset,drivewillfaultagain.•Additionaldataonstatusofdriveattimeoffaultisrecorded:–Onlyasinglecopyofthisinformation–Alwaysrelatedtomostrecentfault–Whenanotherfaultoccurs,thisdataisoverwrittenwithnewdataFaultsParameterslatchedintonon-volatiledrivememory:NameNumberMeaningFaultFrequencyParameter224DriveoutputfrequencyatthetimeofthefaultFaultAmpsParameter225MotorampsatthetimeofthefaultFaultBusVoltsParameter226UnfilteredDCBusvoltsatthetimeofthefaultStatus1@FaultParameter227DriveconditionatthetimeofthefaultStatus2@FaultParameter228DriveconditionatthetimeofthefaultAlarm1@FaultParameter229AlarmconditionatthetimeofthefaultAlarm2@FaultParameter230AlarmconditionatthetimeofthefaultFaultQueue•八个故障事件排列•包括故障代码和发生时间。•先进先出(FIFO)排列•存于非易失性存储器FaultQueue故障排列显示在:•LCDHIM•DriveExplorersoftware•DriveExecutivesoftwareTheLCDHIMFaultQueueFAtSpeedAuto26.01Hz1FltQ#:F#85Port5DPILossFault’sNumberintheQueueFaultCodeFaultTitleAccum:131:55:51.240TimeStampTheDriveExplorerSoftwareFaultQueueDriveStatusFault’sNumberintheQueueFaultCodeFaultTitleTimeStampTheDriveExecutiveSoftwareFaultQueueDriveStatusFaultCodeFaultTitleClearingaFault•引起故障的原因必须查明并解除后，故障才可以清除。•要清除故障可以:–按HIM上的停止按钮。或–Click“ClearFault”inFaultstabinDriveExplorersoftware或–Click“ClearFaults...”inFaultstabinDriveExecutivesoftwarePowerFlex700™变频器负载和环境因素的故障排除Loadsmallerthanmotor’smaximumrating:LoadFaultsLoadatmotor’smaximumrating:LoadFaultsMotorOverloadLoadlargerthanmotor’smaximumrating:LoadFaultsLoadFaults负载故障类型:•马达过载MotorOverLoad•硬件过电流HWOverCurrent•软件过电流SWOverCurrent•超速过限OverSpeedLimit•安全销故障ShearPin•变频器过载DriveOverLoadAnincorrectlyapplieddrivecanresultincomponentdamageoraredu