ABCM CHARGER USER MANUAL
11/03/2020 9:25
Page 17 of 19
Ampcontrol Electronics Pty Ltd
– ABN 35 000 770 141
ABCM Battery Charger User Manual
MAG-212, Rev 5
– March/2020
7
TROUBLESHOOTING
If problems are experienced with the battery charger without indication of an alarm, turn the charger off
and check the incoming supply and load/battery circuits. Make sure the mains supply has sinusoidal
shape and there is not a high frequency emitting source in the vicinity. Turn the charger on again, as per
the installation instructions.
If further problems are experienced with the charger, use the following table to assist with fault finding.
Symptom
Cause
Remedy
Major Fault Alarm
Battery Voltage Major High
Faulty controller or rectifier
Replace controller or rectifier
Battery Voltage Major Low
Batteries are not receiving charge
Restore power to the rectifiers
Battery Quality Major Alarm
Battery quality is low
Replace batteries
Battery Current Major High
Charging current to the batteries is
too high
1. Check for wiring faults.
2. Batteries may be incorrectly
sized for the charger.
3. Check controller settings.
Battery Circuit Breaker Off
Battery circuit breaker has been
tripped or turned off
Check for wiring or battery faults.
Mains Fail Low
Incoming AC supply has been
turned off
Restore AC supply
Rectifier Error
Internal fault with the rectifier
Replace rectifier with a spare.
Contact Ampcontrol for further
information.
Minor Fault Alarm
Battery Voltage Minor high
Check controller settings
Replace controller or rectifier
Battery Voltage Minor Low
Batteries are not receiving charge
Restore power to the rectifiers
Battery Quality Minor Alarm
Battery quality is getting low
Replace batteries
Battery Current Minor High
Charging current to the batteries is
getting too high
1. Check for wiring faults.
2. Batteries may be incorrectly
sized for the charger
Load Circuit Breaker Off
One of the load distribution circuit
breakers has been tripped or turned
off
1. Check for wiring faults.
2. Load may be too large.
Load Overvoltage Alarm
Internal fault
1. Check internal and external
connections.
2. Return to Ampcontrol for repair.
Load Undervoltage Alarm
Discharged battery
1. Check AC supply.
2. Check battery distribution circuit
breaker is ON.
3. Check external load.
4. Check charging circuit.
Overtemperature Alarm
Blocked ventilation
Increase ventilation to the battery
charger enclosure
External loads too high
Check current of external loads and
adjust as required
Earth Fault Alarm
Positive or negative DC supply rail is
connected to earth
Find and remove earth connection
AC Supply Circuit Breaker off
Rectifier fault
Check for short circuits before
energising
Summary of Contents for ABCM
Page 20: ...A APPENDIX A DRAWINGS ...
Page 21: ...11 03 2020 9 25 ...
Page 22: ...11 03 2020 9 25 ...
Page 23: ...B APPENDIX B CHARGER CONNECTION INSTRUCTIONS ...