Troubleshooting; Faults And Alarms - Allen-Bradley PowerFlex 70 User Manual

Troubleshooting

Chapter 4 provides information to guide you in troubleshooting the
PowerFlex 70. Included is a listing and description of drive faults (with
possible solutions, when applicable) and alarms.
For information on...

Faults and Alarms

Drive Status
Manually Clearing Faults
Clearing Alarms
Fault Descriptions
Alarm Descriptions
Faults and Alarms
A fault is a condition that stops the drive. There are three fault types.
Type Fault Description
➀
Auto-Reset/Run
➁
Non-Resetable
➂
User Configurable These faults can be enabled/disabled to annunciate or ignore
An alarm is a condition that, if left untreated, may stop the drive. There
are two alarm types.
Type Alarm Description
➀
User Configurable These alarms can be enabled or disabled through
➁
Non-Configurable These alarms are always enabled.
See page...
4-1
4-2
4-3
4-7
4-3
4-7
When this type of fault occurs, and [Auto Rstrt Tries] (see
page 3-20) is set to a value greater than "0," a
user-configurable timer, [Auto Rstrt Delay] (see
begins. When the timer reaches zero, the drive attempts to
automatically reset the fault. If the condition that caused the
fault is no longer present, the fault will be reset and the drive
will be restarted.
This type of fault normally requires drive or motor repair. The
cause of the fault must be corrected before the fault can be
cleared. The fault will be reset on power up after repair.
a fault condition.
[Alarm Config 1] on page
Chapter
page
3-28.
4
3-20)