Inovance 159-9 fault code meaning

Series: MD580S, MD880

Module phase W output phase loss or lower bridge IGBT open circuit

AC drive

Meaning:

Possible causes

• Phase loss at the module phase W output terminal
• Open-circuit error in the lower bridge arm IGBT of this phase
• Motor phase W winding open
• Other causes

Source: MD580S Series Low-Voltage High-Performance Engineering AC Drive Function Manual P456; MD880 Series AC Drive Function Manual (HCU) P653