ABB ACH580 Series Installation, Operation And Maintenance Manual page 50

50
Diagnostics
Warning Messages
Note: The list also contains events that only appear in the Event log.
Code
(hex)
64FF
A2B1
A2B3
ACH580 Ultra-Low Harmonic Drives Installation
ACH580 Ultra-Low Harmonic Drives Installation, Operation and Maintenance Manual
Warning / Aux. code
Fault reset
Overcurrent
Earth leakage
Cause
A fault has been reset Event. Informative only.
from the panel, Drive
composer PC tool,
fieldbus or I/O.
Output current has Check motor load.
exceeded internal fault
Check acceleration times in
limit.
parameter group 23 Speed reference
In addition to an actual ramp (speed control) or 28 Frequency
overcurrent situation, reference chain (frequency control).
this warning may also Also check parameters 46.01 Speed
be caused by an earth scaling, 46.02 Frequency scaling and
fault or supply phase 46.03 Torque scaling.
loss.
Check motor and motor cable
(including phasing and delta/star
connection).
Check for an earth fault in motor or
motor cables by measuring the
insulation resistances of motor and
motor cable. See chapter Electrical
installation, section Checking the
insulation of the assembly in the
Hardware manual of the drive.
Check there are no contactors
opening and closing in motor cable.
Check that the start-up data in
parameter group 99 Motor data
corresponds to the motor rating plate.
Check that there are no power factor
correction capacitors or surge
absorbers in motor cable.
Drive has detected load Check there are no power factor
unbalance typically due correction capacitors or surge
to earth fault in motor absorbers in motor cable.
or motor cable.
Check for an earth fault in motor or
motor cables by measuring the
insulation resistances of motor and
motor cable. See chapter Electrical
installation, section Checking the
insulation of the assembly in the
Hardware manual of the drive. If an
earth fault is found, fix or change the
motor cable and/or motor.
If no earth fault can be detected,
contact your local ABB representative.
What to do