Cause : TORQ PROVE FLT comes when Torque proving is not successful, that means torque does not reach the test level within the time TORQ PROV FLT TD (Par. 76.02), the drive will trip.

Normally only used if active load, for example, hoist drive, with pulse encoder feedback.

1. Check motor and motor cables.
2. Check if setting of parameter 21.2 Control Magnetising time is to low.