PowerFlex 750-Series AC Drives User Manual

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3-184 Programming and ParametersNotes:PowerFlex 750-Series User Manual – Publication 750-UM001C-EN-P – September 2009
Chapter 4TroubleshootingThis chapter provides information to guide through troubleshootingPowerFlex 750-Series faults and alarms.For information on...See pageFaults, Alarms and Configurable Conditions 4-1Drive Status Indicators 4-2Manually Clearing Faults 4-3Drive Fault and Alarm Descriptions 4-4Common Symptoms and Corrective Actions 4-20Faults, Alarms andConfigurable ConditionsA fault is a condition that stops the drive. There are three types of faults.TypeDescriptionAuto Reset Run When this type of fault occurs, and P348 [Auto Rstrt Tries] is set to a value greaterthan “0,” a user-configurable timer, P349 [Auto Rstrt Delay] begins. When the timerreaches zero, the drive attempts to automatically reset the fault. If the condition thatcaused the fault is no longer present, the fault will be reset and the drive will berestarted. “Auto Reset Run” faults are identified by “Y” in the “Auto Reset” column inTable 4.C on page 4-4.Resettable This type of fault can be cleared. Resettable faults are identified by “ResettableFault” in the “Type” column in Table 4.C.Non-Resettable This type of fault normally requires drive or motor repair. The cause of the fault mustbe corrected before the fault can be cleared. The fault will be reset on power upafter repair. Non-Resettable faults are identified by “Non-Reset Fault” in the “Type”column in Table 4.C.An alarm is a condition that, if left unaddressed, may stop the drive ifrunning or prevent starting of the drive. There are two types of alarms.TypeAlarm 1Alarm 2DescriptionAlarms of type 1 indicate that a condition exists. Type 1 alarms are userconfigurable.Alarms of type 2 indicate that a configuration error exists and the drive cannot bestarted. Type 2 alarms are non-configurable.User configurable conditions can be enabled as an alarm or fault.TypeConfigurableDescriptionEvent action is enabled/disabled by the parameter identified in the “ConfigurationParameter” column of Table 4.C.Options“Ignore” (0) – No action.“Alarm” (1) – Type 1 alarm indicated.“Flt Minor” (2) – Minor fault indicated. If running, drive continues to run. Enablewith P950 [Minor Flt Config]. If not enabled, acts like a major fault.“FltCoastStop” (3) – Major fault indicated. Coast to Stop.“Flt RampStop” (4) – Major fault indicated. Ramp to Stop.“Flt CL Stop” (5) – Major fault indicated. Current Limit Stop.PowerFlex 750-Series User Manual – Publication 750-UM001C-EN-P – September 2009
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PowerFlex 750-Series AC DrivesUser
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PrefaceOverviewThe purpose of this
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Overview P-3Manual Conventions •
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Overview P-5Product Safety!!!!ATTEN
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Chapter 1Installation/WiringChapter
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Installation/Wiring 1-3IP00, NEMA/U
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Installation/Wiring 1-5Opening the
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Installation/Wiring 1-7Mounting Con
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1-22 Installation/WiringUsing Input
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1-24 Installation/Wiring!!ATTENTION
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2-6 Start UpPossible Settings Descr
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Page 262 and 263: 4-4 TroubleshootingFault and Alarm
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B-2 Control Block DiagramsDiagram C
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C-2 Application NotesExternal Brake
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C-4 Application Notes!ATTENTION: Us
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Index-2FaultsDrive Fault Cross Refe
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Index-4UUnbalanced/Ungrounded Suppl
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PowerFlex 750-Series AC Drives User Manual

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