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.
TORQUE AT FLT indicates the motor torque percentage (%) at the moment the last fault occurred. The manual lists no action for this code.
CURRENT AT FLT displays the motor current (A) at the time of the last recorded fault. The manual lists no action for this code.
VOLTAGE AT FLT shows the DC bus voltage (V) when the last fault occurred. The manual lists no action for this code.
FREQ AT FLT records the frequency (Hz) of the drive at the time the last fault happened. The manual lists no action for this code.
SPEED AT FLT indicates the motor speed (rpm) at the moment the last fault occurred. The manual lists no action for this code.
FAULT TIME 2 records the time of the last fault occurrence, shown in hh:mm:ss format with real-time clock or as elapsed time since power-on. The manual lists no action for this code.
FAULT TIME 1 records the day the last fault occurred, either as a date if real-time clock is active or days since power-on otherwise. The manual lists no action for this code.
LAST FAULT shows the code of the most recently recorded fault, displayed as a named fault from the fault listing. The manual's first action is: “n - Fault code of the last recorded fault. The fault code is displayed a…
ALARM WORD 1 indicates which alarms are active by setting specific bits for each alarm, remaining set until manually reset. The manual lists no action for this code.
FAULT WORD 3 is a read-only copy of the fault status bits, with each active fault having its own dedicated bit set. The manual lists no action for this code.
FAULT WORD 2 is a read-only copy of the fault status bits, similar to Fault Word 1 but for different fault bits. The manual lists no action for this code.
FAULT WORD 1 is a read-only copy of the fault status bits where each active fault has its own dedicated bit set. The manual lists no action for this code.
All 154 error codes of the ABB ACS550-01 / ACS550-U1 ACS550-01/U1 drive with their meaning, causes and what to do, taken from the manufacturer's manual with page references.
A value outside the range was set to CH□ Offset setting value or CH□ Gain setting value. The manual's first action is: “Reset CH□ Offset setting value or CH□ Gain setting value to the following value. ■Voltage Offset …
A value outside the range was set to the CH□ range setting. The manual's first action is: “Reset the CH□ range setting to the following value. 0 to 6”