Performing Auto tuning in VFDs with Bypass.

Issue:
Can I perform an Auto tune on Enclosed drives with bypass?

Product line:
ATV660, ATV960, SFD212, 8839EFD ,8839MFD

Environment:
All

Cause:
NA

Resolution:
No, it is not possible to perform an auto tune without the motor connection. With Bypass, the drive output contactor is open when no run command is present. On the other hand, if a run command is present, auto tune can not be performed.

Released for:Schneider Electric Malaysia