INFOSEC UPS SYSTEM
– 15, Rue du Moulin – 44880 Sautron - FRANCE - www.infosec-ups.com
Hot Line
– Tel + 33 (0)2 40 76 15 82 - Fax + 33 (0)2 40 94 29 51 - [email protected] – 11 17 AA 59 204 17
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4 . T R O U B L E S H O O T I N G
If the UPS system does not operate correctly, please solve the problem by using the table
below.
Symptoms
Possible causes
Remedy
No indication and alarm even
though the mains is normal.
The AC input power is not
connected well.
Check if input power
cord firmly connected
to the mains.
The AC input is
connected to the UPS
output.
Plug AC input power
cord to AC input
correctly.
The icon
and
flashing on LCD display and
alarm is sounding every second.
The external or internal
battery is incorrectly
connected.
Check if all batteries
are connected well.
Fault code is shown as 27 or 28
and the icon
is lighting on
LCD display and alarm is
continuously sounding.
Battery voltage is too
high/low or the charger is
fault.
Contact your dealer.
The icon
and
is flashing on
LCD display and alarm is
sounding twice every second.
UPS is overload
Remove excess loads
from UPS output.
UPS is overloaded.
Devices connected to the
UPS are fed directly by
the electrical network via
the Bypass.
Remove excess loads
from UPS output.
After repetitive overloads,
the UPS is locked in the
Bypass mode. Connected
devices are fed directly
by the mains.
Remove excess loads
from UPS output first.
Then shut down the
UPS and restart it.
Fault code is shown as 43 and
The icon
is
lighting on LCD display and
alarm is continuously sounding.
The UPS shut down
automatically because of
overload at the UPS
output.
Remove excess loads
from UPS output and
restart it.
Fault code is shown as 14 and
the icon
is lighting on
LCD display and alarm is
continuously sounding.
The UPS shut down
automatically because
short circuit occurs on the
UPS output.
Check output wiring
and
if
connected
devices are in short
circuit status.
Fault code is shown as 01, 02,
03, 04, 11, 12, 13, 41 and 45 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.
Contact your dealer
