A0047 IGBT Overload (Alarm) fault in weg drive

A0047 IGBT Overload (Alarm) fault in weg drive

Cause: The drive is operating with high output current, approaching the IGBT overload fault limit.

Remedy:
  • Reduce the load or operating cycle duty.
  • Clean the heatsink and check cooling fans.
  • Verify carrier frequency settings (reduce P0297 if possible).

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