ABB 7191 fault code meaning
ABB / 7191
Series: ACH531, ACQ531, ACQ580, ACS880
BC short circuit
drive
Meaning: Braking chopper IGBT short circuit.
Possible causes
Source: ACH531 Firmware Manual P141; ACQ531 Firmware Manual P122; ACQ580 Pump Control Program Firmware Manual P199; ACS880 Basic Control Program Firmware Manual P476
Series: ACH580, ACM510-V, ACS380, ACS580, ACS880-M04
BC short circuit
drive
Meaning: Braking chopper IGBT short circuit.
Possible causes
Source: ACH580 HVAC Control Program Firmware Manual P288; ACM510-01V_04V Drive Firmware Manual P410; ACS380 Machinery Control Program Firmware Manual P444; ACS580 Standard Control Program Firmware Manual P543; ACS880-M04 Machinery Control Program Firmware Manual P439
Series: ACS530
Braking chopper short circuit
drive
Meaning: Braking chopper IGBT short circuit.
Possible causes
Source: ACS530 Firmware Manual P276
Series: ACS860
BC short circuit
drive
Meaning: Braking chopper IGBT short circuit.
Possible causes
Source: ACS860 Basic Control Program Firmware Manual P314
Series: ACS880-MARINE
Braking chopper short circuit
drive
Meaning: Braking chopper IGBT short circuit.
Possible causes
Source: ACS880 Light Marine P330
Series: ACS880-POS, ACS880-WINCH
BC short circuit
drive
Meaning: Braking chopper IGBT short circuit.
Possible causes
Source: ACS880 Position Control Program P464; ACS880 Winch Control Program P570