7: Troubleshooting
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UPS725-02-02 PowerWave 1000 (4.5 - 10 kVA) User Manual UK Dated 13/03/15
7.2.1 Audible alarm interpretation aids
7.3
Troubleshooting a fault condition
If the UPS develops a fault during operation (
FAULT
led illuminated), you should check the error codes listed below for
appropriate solutions. Should the problem persist, please contact your local dealer for assistance.
Audible Alarm (beeps)
Interpretation
Continuous beep
UPS Faulty, Inverter shutdown. All functions inhibited
Single beep every 2 secs.
UPS Faulty, load is still supplied via inverter or bypass.
Single beep every sec.
UPS On-Battery mode
Quick and short successive beeps
Battery low
Two quick and short beeps
Confirm / RS232 port receiving.
One quick and short beep
Service Mode
Two quick and short beeps, repeating every two secs.
UPS Initial start-up with self test.
LCD Error Code
Possible Solution
Er05 Er24
Battery problem:
1. Check that the battery connections have been made correctly.
2. Measure the battery voltage to ensure it is charged and in good condition.
Recharge battery for 8 hours if necessary.
3. Simulate a utility supply outage to establish that UPS is able to provide DC back-up.
4. Contact your local dealer right away if you can find no problem with the above.
Er06 Er10
Er12 Er28
Overload:
1. Disconnect any non critical loads from the UPS output until the overload ceases.
2. Check the condition of the output cables and connectors to determine that they are undamaged and the
insulation is sound. Replace the output cables if necessary.
3. Contact your local dealer right away if you can find no problem with the above.
Er11
UPS Over temperature:
1. Remove any objects obstructing the ventilation louvers.
2. Check to ensure that the cooling fans are working properly (see also
Er14
), and contact your local dealer to
replace the fans if necessary.
3. Contact your local dealer right away if you can find no problem with the above.
Er14
Fan error:
1. Verify if the ventilating fans are functioning properly.
Do not attempt to replace the fans by yourself.
2. Contact your local dealer for fan replacement.
Er15 Er27
Incorrect mode selected:
1. UPS must be selected to operate in
NORMAL
mode.
2. Select correct operating mode then turn
OFF
the UPS to reset it.
Er16 Er27
Parallel module set-up error:
1. Check that all set-up parameters apart from the module ID number are identical in all parallel modules.
2. Select correct operating mode then turn
OFF
the UPS to reset it.
Er21
Parallel communication error:
1. Check that all RJ-45 cables are connected properly.
2. Check that only one module is assigned an
ID=1
.
3. If occurs during system start-up check that it resets when module 1 is powered up (last).
Site wiring/earth fault:
1. Check that the utility AC source ‘L’ & ‘N’ have been wired correctly.
2. Check that the earth/ neutral voltage has exceeded the limits specified in chapter 9.
3. Contact your local dealer right away if you can find no problem with the above.
Other error codes
For all other error codes, contact your local dealer for technical assistance.
LOW
?
