Display- IGBT M3C Temp
Description - IGBT module M3C exceeds over-temperature threshold (96 °C) for 2 seconds
Resolution:
1. Verify temperature reading on HMI: Monitor-menu
2. Check SIB3 for physical damage, ribbon-cable connectors to/from M3C module
Never use non-ESD free Vacuum equipment or compressed air toclean the inverter