PowerFlex_700变频器调试与故障排除培训资料.ppt

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SDMLG001 126 COM PowerFlex700 变频器硬件结构 PowerFlex700DriveOverview ProcessorandI O PowerFlex700Drive ControlPanel Computer Motor Encoder optional PowerFlex700ReplacementPolicy Frames0 4 Theseframesareconsidered removeandreplace duetotheirverysmallsizeandthefactthatitisfareasierandmorecosteffectivetorepairtheminaRockwellrepairfacilitythaninthefield Simplepartslikefrontcovers conduitplates fans brakeresistorsandcassetteswillbetheonlyitemsavailableaskits Frames5 6 Somecustomershaveadesiretorepairlargerframedrivesratherthansendthemtothefactoryforrepair Tohelpfacilitatefieldrepair wewilloffermoresparecomponentsalongwiththesimplercomponentspreviouslymentioned fans covers etc Thesekitswillincludecircuitboardassemblies MOVs currenttransformers fantransformersandpowerdevicesjusttonameafew Forpowerdevices ourteamisworkingonthefullheatsinkasareplacementcomponentforFrames5 6insteadofindividualIGBTsandotherlikecomponents Thiswillmakeitabiteasiertorepairinthefieldwithouterrorsduetoimpropertorquingorapplicationofthermalgrease Allkitswillincluderepairinstructionincludingtorquevaluesasrequired PowerFlex700Frame5 PowerFlex700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 StatusLED Alarms 二类报警引起黄色状态灯闪烁 StatusLED Alarms 报警也会在HIM上显示报警图标 AlarmIcon CommonDriveAlarms DigitalinputalarmsStopassertedalarms DigitalInputDriveAlarms 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 DigitalInputDriveAlarms DigitalInputDriveAlarms DigitalInputDriveAlarms Forward ReverseSpeedSelect1SpeedSelect2SpeedSelect3RunForwardRunReverseJogForwardJogReverseRunStopModeBBusRegulationModeBAcc2 Dec2Accel2Decel2 DigInConflictC Morethanonephysicalinputhasbeenconfiguredtothesameinputfunction Multipleconfigurationsarenotallowedforthefollowinginputfunctions StopAssertedDriveAlarms StopAssertedCausedby ImproperWiringforStart StopPossiblelossoflogicpowersupplyPossiblemissingjumperforlogiccommon P SCommonActualstopcommandisbeingissuedStopAssertedwillgenerateandAlarmmessageontheHIMdisplayandcausetheSTSLEDtoblinkYellowCausesforStopAssertedarenotlistedintheUserManual TheAlarmQueue 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 LCDHIMDriveExplorersoftwareDriveExecutivesoftware TheLCDHIMAlarmQueue Alarm sNumberintheQueue AlarmCode AlarmTitle TheDriveExplorerSoftwareAlarmQueue DriveStatus Alarm sNumberintheQueue AlarmCode AlarmTitle TheDriveExecutiveSoftwareAlarmQueue DriveStatus AlarmCode AlarmTitle PowerFlex700变频器故障清除 Faults 三种故障类型 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 Faults Oncefaultoccurs Faultconditionislatched requiringfaultresetactiontoclearlatchedcondition Iffaultconditionstillexistsafterreset drivewillfaultagain Additionaldataonstatusofdriveattimeoffaultisrecorded OnlyasinglecopyofthisinformationAlwaysrelatedtomostrecentfaultWhenanotherfaultoccurs thisdataisoverwrittenwithnewdata Faults Parameterslatchedintonon volatiledrivememory FaultQueue 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 LCDHIMDriveExplorersoftwareDriveExecutivesoftware TheLCDHIMFaultQueue F AtSpeed Auto 26 01 Hz 1 FltQ F 85 Port5DPILoss Fault sNumberintheQueue FaultCode FaultTitle Accum 131 55 51 240 TimeStamp TheDriveExplorerSoftwareFaultQueue DriveStatus Fault sNumberintheQueue FaultCode FaultTitle TimeStamp TheDriveExecutiveSoftwareFaultQueue DriveStatus FaultCode FaultTitle ClearingaFault 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 inFaultstabinDriveExecutivesoftware PowerFlex700 变频器负载和环境因素的故障排除 Loadsmallerthanmotor smaximumrating LoadFaults Loadatmotor smaximumrating LoadFaults MotorOverload Loadlargerthanmotor smaximumrating LoadFaults LoadFaults 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DriveOverLoad EnvironmentalFaults 在如下情形下发生环境故障 变频器接受到太少的功率变频器接受到太多的功率变频器周围有过多的热量变频器内部有过多的热量 ExcessiveHeat ExcessiveHeat ExcessiveHeat ExcessiveHeat EnvironmentalFaults EnvironmentalFaults Typesofenvironmentalfaults 动力缺失PowerLoss母线低电压UnderVoltage母线过电压OverVoltage散热片过温HeatsinkOvrTemp晶体管过温TrnsistrOvrTemp控制板过温CntlBdOvrTemp AmbientOperatingTemperatures 0 to40 C周围温度操作在41 and50 C之间的周围温度 除20BC072以外所有变频器把顶部标签撤掉 可工作在50 C20BC072 顶部标签撤掉 可工作在45 C顶部标签和通风板撤掉 可工作在50 C MinimumMountingClearances 避免增加过多的热量 NoAdhesiveLabel AdhesiveLabel PowerFlex700 变频器设备故障排除 FaultCodeEquipmentProblems 设备故障类型 通讯口故障软件故障编码器故障I O故障主控制板故障存储器故障其它硬件故障 FaultCodeEquipmentProblems 一些设备故障可以通过以下方法得到修正 改变参数重新上电其他故障则需要更换变频器器件 Non FaultCodeEquipmentProblems 变频器未能 改变马达方向通过硬件接线启动通过HIM启动根据设定的速度相应地改变速度马达和 或变频器无法升速到设定速度马达运转不稳定HIM无法控制对马达的操作HIM上没有显示 Non FaultCodeEquipmentProblems Non FaultCodeEquipmentProblems Non FaultCodeEquipmen