ABB AFF1 fault code meaning
ABB / AFF1
Series: ACH531, ACQ531
Start interlock 4
drive
Meaning: Start interlock 4 is preventing the drive from starting.
Possible causes
Source: ACH531 Firmware Manual P133; ACQ531 Firmware Manual P115
Series: ACQ580
Start interlock 4
drive
Meaning: Start interlock 4 is preventing the drive from starting.
Possible causes
Source: ACQ580 Pump Control Program Firmware Manual P190
Series: ACS530
Start interlock 4
drive
Meaning: Start interlock 4 is preventing the drive from starting.
Possible causes
Source: ACS530 Firmware Manual P267