A30 - Motor Phase U Missing fault in danfoss drive

A30 - Motor Phase U Missing fault in danfoss drive

Cause: The drive has detected that motor phase U is missing or has a very low current.
Solution:

• Power down the drive and check the motor wiring connections for phase U at both the drive and the motor terminals.
• Inspect the motor cable for any breaks or damage.
• If the wiring is correct, there may be a fault in the drive's output stage for that phase.