28 September 2021
ATV212: EF2 FaultProduct line:
All models, all serial numbersCause:
Ground Fault on the output of the drive.Resolution:
EF2= Ground FaultTroubleshooting tips
- Check the motor ground connections. Make sure the ground is going to the chassis of the drive.
- Remove the motor leads from the drive and Megger with a 1KV Megger to see if there is a short to ground in the motor windings.
Reference the ATV212 programming manual S1A53838 (attached).