Error Codes

Error, fault and alarm codes of products - what each code means, its causes and what to do - read from the manufacturers’ manuals, with the manual page each answer comes from.

• CodeABB ACS550-01 / ACS550-U1 Error 35: OUTP WIRING

  Incorrect input power and motor cable connection (i.e., input power cable is connected to drive motor connection). The fault can be erroneously declared if the drive is faulty or the input power is a ". The manual's f…

• CodeABB ACS550-01 / ACS550-U1 Error 34: MOTOR PHASE

  Fault in the motor circuit. One of the motor phases is lost. The manual's first action is: “Check for and correct: • Motor fault. • Motor cable fault. • Thermal relay fault (if used). • Internal fault.”

• CodeABB ACS550-01 / ACS550-U1 Error 33: EFB 3

  Fault code reserved for the embedded fieldbus (EFB) protocol application. The manual lists no action for this code.

• CodeABB ACS550-01 / ACS550-U1 Error 32: EFB 2

  Fault code reserved for the embedded fieldbus (EFB) protocol application. The manual lists no action for this code.

• CodeABB ACS550-01 / ACS550-U1 Error 31: EFB 1

  Fault code reserved for the embedded fieldbus (EFB) protocol application. The manual's first action is: “The meaning is protocol dependent.”

• CodeABB ACS550-01 / ACS550-U1 Error 30: FORCE TRIP

  Fault trip forced by the fieldbus. The manual's first action is: “See the fieldbus User's Manual.”

• CodeABB ACS550-01 / ACS550-U1 Error 29: EFB CON FILE

  Error in reading the configuration file for the embedded fieldbus. The manual lists no action for this code.

• CodeABB ACS550-01 / ACS550-U1 Error 28: SERIAL 1 ERR

  Fieldbus communication has timed out. The manual's first action is: “Check for and correct: • Fault setup (3018 COMM FAULT FUNC and 3019 COMM FAULT TIME). • Communication settings (Group 51: EXT COMM MODULE or Group 5…

• CodeABB ACS550-01 / ACS550-U1 Error 27: CONFIG FILE

  Internal configuration file has an error. The manual's first action is: “Contact your local ABB representative.”

• CodeABB ACS550-01 / ACS550-U1 Error 26: DRIVE ID

  Internal fault. Configuration Block Drive ID is not valid. The manual's first action is: “Contact your local ABB representative.”

• CodeABB ACS550-01 / ACS550-U1 Error 24: OVERSPEED

  Motor speed is greater than 120% of the larger (in magnitude) of 2001 MINIMUM SPEED or 2002 MAXIMUM SPEED. The manual's first action is: “Check for and correct: • Parameter settings for 2001 and 2002. • Adequacy of mo…

• CodeABB ACS550-01 / ACS550-U1 Error 23: ENCODER ERR

  The drive is not detecting a valid encoder signal. The manual's first action is: “Check for and correct: • Encoder presence and proper connection (reverse wired = channel A connected to terminal of channel B or vice v…

• CodeABB ACS550-01 / ACS550-U1 Error 22: SUPPLY PHASE

  SUPPLY PHASE occurs due to ripple voltage in DC link being too high. The manual's first action is: “Check for and correct: • Missing mains phase. • Blown fuse.”

• CodeABB ACS550-01 / ACS550-U1 Error 21: CURR MEAS

  CURR MEAS indicates an internal fault when current measurement is out of range. The manual's first action is: “Contact your local ABB representative.”

• CodeABB ACS550-01 / ACS550-U1 Error 20: OPEX PWR

  OPEX PWR indicates an internal fault from exceptionally low voltage detected on OINT power supply. The manual's first action is: “Contact your local ABB representative.”