Issue:
Getting a OCF Overcurrent Fault on ATV630 or ATV930.

Product Line:
Altivar AC Drive Process Drive ATV320 ATV71 ATV600 ATV900

Environment:
All

Cause:
Motor pulling higher than nameplate Full Load Amps for an extended period of time

Resolution:
Typically, this can be resolved by adjusting the Motor Control Parameters, and ensuring the motor nameplate information was entered correctly.  Motor Control Parameters vary by application.
If adjusting these parameters does not resolve the issue, you need to determine whether the drive and/or motor is correctly sized to be able to handle the load.

Publicado para:Schneider Electric Portugal