Allen Bradley PowerFlex 525 Drive
1
Posts
1
Users
0
Reactions
192
Views
Mar 08, 2024 7:32 am
Cause : Phase U to Gnd comes when a phase to ground fault has been detected between the drive and motor in this phase.
- Check the wiring between the drive and motor.
- Check motor for grounded phase.
- Replace drive if fault cannot be cleared.