ABB 7121 fault code meaning
ABB / 7121
Series: ACH531, ACH580, ACQ531, ACQ580, ACS530, ACS880-POS, ACS880-WINCH
Motor stall
drive
Meaning: The motor is operating in a locked rotor condition, possibly due to overload or insufficient motor power.
Possible causes
Source: ACH531 Firmware Manual P140; ACH580 HVAC Control Program Firmware Manual P287; ACQ531 Firmware Manual P122; ACQ580 Pump Control Program Firmware Manual P198; ACS530 Firmware Manual P276; ACS880 Position Control Program P464; ACS880 Winch Control Program P570
Series: ACM510-S, ACP510, ACS880-M04
Motor stall
drive
Meaning: Locked rotor function: The motor is operating in a locked rotor condition due to overload, insufficient motor power, or similar causes.
Possible causes
Source: ACM510-01S_04S Drive Firmware Manual P369; ACP510 Standard Control Program Firmware Manual P369; ACS880-M04 Machinery Control Program Firmware Manual P439
Series: ACM510-V, ACS580
Motor stall
drive
Meaning: The motor is running in the locked rotor region due to overload, insufficient motor power, or other causes.
Possible causes
Source: ACM510-01V_04V Drive Firmware Manual P410; ACS580 Standard Control Program Firmware Manual P543
Series: ACS180, ACS280
Motor stall
drive
Meaning: The motor is operating in a locked rotor condition due to overload, insufficient motor power, or other causes.
Possible causes
Source: ACS180 Machinery Control Program Firmware Manual P323; ACS280 Firmware Manual P346
Series: ACS380
Motor stall
drive
Meaning: The motor is operating in a locked rotor condition due to overload, insufficient motor power, or other causes.
Possible causes
Source: ACS380 Machinery Control Program Firmware Manual P444
Series: ACS580MV
Motor stall
drive
Meaning: ... function: The motor is operating in a locked rotor condition due to overload, insufficient motor power, or other causes.
Possible causes
Source: ACS580MV Firmware Manual P337
Series: ACS860, ACS880-MARINE
Motor stall
drive
Meaning: Locked rotor due to overload or insufficient motor power.
Possible causes
Source: ACS860 Basic Control Program Firmware Manual P313; ACS880 Light Marine P329
Series: ACS880
Motor stall
drive
Meaning: The motor is operating in a locked rotor condition, possibly due to overload or insufficient motor power.
Possible causes
Source: ACS880 Basic Control Program Firmware Manual P475