ABB A2B4 fault code meaning
ABB / A2B4
Series: ACH531, ACH580, ACM510-S, ACM510-V, ACP510, ACQ531, ACQ580, ACS180, ACS280, ACS380, ACS530, ACS580, ACS580MV, ACS880-M04, ACS880-POS, ACS880-WINCH, ACS880
Short circuit
drive
Meaning: A short circuit has occurred in the motor cable or motor.
Possible causes
Source: ACH531 Firmware Manual P125; ACH580 HVAC Control Program Firmware Manual P278; ACM510-01S_04S Drive Firmware Manual P354; ACM510-01V_04V Drive Firmware Manual P397; ACP510 Standard Control Program Firmware Manual P354; ACQ531 Firmware Manual P107; ACQ580 Pump Control Program Firmware Manual P181; ACS180 Machinery Control Program Firmware Manual P314; ACS280 Firmware Manual P331; ACS380 Machinery Control Program Firmware Manual P427; ACS530 Firmware Manual P259; ACS580 Standard Control Program Firmware Manual P523; ACS580MV Firmware Manual P313; ACS880-M04 Machinery Control Program Firmware Manual P414; ACS880 Position Control Program P441; ACS880 Winch Control Program P546; ACS880 Basic Control Program Firmware Manual P453
Series: ACS860, ACS880-MARINE
Short circuit
drive
Meaning: Short circuit in the motor cable or motor.
Possible causes
Source: ACS860 Primary Control Program Firmware Manual P298; ACS880 Light Marine P313