ABB AE6C fault code meaning
ABB / AE6C
Series: ACS860-REG
Semiconductor temperature
drive
Meaning: The IGBT or diode temperature is too high due to causes such as module overload or a fan fault.
Possible causes
Source: ACS860 Regenerative Rectifier Control Program Firmware Manual P114
Series: ACS880-DIODE
Semiconductor temperature
drive
Meaning: The diode module temperature exceeds the limit, possibly due to module overload or a fan fault.
Possible causes
Source: ACS880 Diode Supply Control Program P173