Troubleshooting - Elen B1 Series User Manual

4. Troubleshooting

Make sure you go through the table below before contacting the
Technical Service.
Cable connections and CB checks must be performed by authorized
personnel only.
Definition of
Failure
UPS won't
switch on and
lights are OFF.
'Battery Mode'
warning
received.
Failure light is
ON and UPS
gives
consistent
audible
warning.
Overload light
is ON and UPS
gives
consistent
audible
warning.
Time for
running on
battery is too
low.
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B1 10kVA V1.0.1
Possible Cause
ON/OFF button is pressed
to briefly.
CBs are switched off.
Contact Technical Service.
Problem with cable
connections.
CB failure.
Mains voltage or frequency
is out of limits.
Contact Technical Service.
The UPS may be giving
'Over Heat Rec' warning.
The UPS may be giving
'Over Heat Inv' warning.
The UPS may be giving
'Battery High' warning.
The UPS may be giving
'Over Current' warning.
The UPS may be giving
'Output S/C' warning.
Contact Technical Service.
'Over Load' warning.
Batteries were not fully
recharged.
Charger failure.
Battery failure.
Table 4.1 Troubleshooting Table
Solution
Press and hold ON/OFF button for at least
3 seconds.
Switch on the CBs in appropriate order.
Check input cable connections.
Check the input CB.
Check the mains voltage and the
frequency on the front panel.
Check the UPS load ratio and the
environment temperature. Shut down the
UPS and wait for a while.
Check the UPS load ratio and the
environment temperature. Shut down the
UPS and wait for a while.
Contact Technical Service.
Turn the UPS off and on.
Shut down the UPS. Make sure there is
no short circuit on loads before switching
the UPS back on.
Check the load ratio. Reduce the loads
connected to the UPS output.
Check back again once the batteries were
recharged for at least 8 hours.
Contact Technical Service.
Contact Technical Service.