25
4 TROUBLESHOOTING continued
If the UPS system does not operate correctly, please solve the problem by using the table below.
Fault code is shown as 01, 02, 03, 11, 12,
13 and 41 on LCD display and alarm is
continuously sounding.
A UPS internal fault has
occurred. There are two possible
results:
1. The load is still supplied, but
directly from AC power via
bypass.
2. The load is no longer supplied
by power.
Contact your dealer
Battery backup time is shorter than
nominal value.
Batteries are not fully charged Charge the batteries for at
least 5 hours and then check
capacity. If the problem still
persists, consult your dealer.
Batteries defect Contact your dealer to
replace the battery.
Fault code is shown as 2A on LCD display
and alarm is continuously sounding.
The short circuit occurs on the
charger output.
Check if battery wiring of
connected external pack is in
short circuit status.
Fault code is shown as 45 on LCD
display. At the same time, alarm is
continuously sounding.
The charger does not have
output and battery voltage is
less than 10V/PC.
Contact your dealer.
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