Inovance 93-4 fault code meaning

Series: MD580S, MD880

Two-phase or three-phase loss.

AC drive

Meaning:

Possible causes

• The motor UVW wiring is open or the connection is unreliable.
• Output contactor is not closed or has an error
• Motor three-phase winding error
• Incorrect motor parameter settings
• Other causes

Source: MD580S Series Low-Voltage High-Performance Engineering AC Drive Function Manual P448; MD880 Series AC Drive Function Manual (HCU) P645