ABB D503 fault code meaning
ABB / D503
Series: ACH531
VSDControlPFCmotor interlock
drive
Meaning: The motor connected to the drive is interlocked (unavailable).
Possible causes
Source: ACH531 Firmware Manual P134
Series: ACQ580
VSDControlPFCmotor interlock
drive
Meaning: The motor connected to the drive is interlocked (unavailable).
Possible causes
Source: ACQ580 Pump Control Program Firmware Manual P190
Series: ACS530
VSD control PFC motor interlock
drive
Meaning: The motor connected to the drive is interlocked (unavailable).
Possible causes
Source: ACS530 Firmware Manual P268
Series: ACS580
The PFC motor controlled by VSD is interlocked
drive
Meaning: The motor connected to the drive is interlocked (unavailable).
Possible causes
Source: ACS580 Standard Control Program Firmware Manual P533