Chapter 2 - troubleshooting, Faults and alarms, Chapter 2 – Rockwell Automation 20B PowerFlex 700 AC Drives Vector Control (v4.001 and up) User Manual
Page 83: Troubleshooting, Chapter

Rockwell Automation Publication 20B-UM002G-EN-P - July 2014
83
Chapter
2
Troubleshooting
This chapter provides information to guide you in troubleshooting the
PowerFlex 700. Included is a listing and description of drive faults (with possible
solutions, when applicable) and alarms.
Faults and Alarms
A fault is a condition that stops the drive. There are three fault types.
An alarm is a condition that, if left untreated, can stop the drive. There are two
alarm types.
For information on…
Page
Common Symptoms/Corrective Actions
Testpoint C odes and Functions
Type
Fault Description
1
Auto-Reset Run
When this type of fault occurs, and [Auto Rstrt Tries] (see
) 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.
2
Non-Resettable
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.
3
User Configurable
These faults can be enabled/disabled to annunciate or ignore a fault condition.
Type
Alarm Description
1
User Configurable
These alarms can be enabled or disabled through [Alarm Config 1] on
.
2
Non-Configurable
These alarms are always enabled.