continuously sounding. UPS output.
Fault code is shown as 1, 2, 3, 4,
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
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.
Battery backup time is shorter
than nominal value
Batteries defect Contact your dealer to
replace the battery.
The icon and the warning
code flashing on LCD
display and alarm is sounding
every second.
Fan is locked or not
working
Check fans and notify
dealer!!
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