Trouble Shooting - INFOSEC M5T Manuel Utilisateur

4. Trouble Shooting

If the UPS system does not operate correctly, please solve the problem by using the table below.
Symptom
No indication and alarm in the front
display panel even though the mains
is normal.
The warning code 0B.
The warning code 01.
The warning code 09.
Fault code is shown as 43.
Fault code is shown as 14, 15, 16,
17, 18 or 19,
Other fault codes are shown on LCD
display and
continuously.
Battery backup time is shorter than
nominal value.
The warning code 0A.
The warning code 02.
INFOSEC UPS SYSTEM – 15, rue du Moulin – 44880 Sautron, France – www.infosec-ups.com
139
Hotline : +33 (0)2 40 76 15 82 – Fax : +33(0)2 40 94 29 51 – hotline@infosec.fr – 02 22 AA 59 203 08
Possible cause
The AC input power is not
connected well.
EPO function is activated. At
this time, the EPO switch is
in "OFF" status or the jumper
is open.
The
battery
connected.
UPS is overload.
UPS is overloaded. Devices
connected to the UPS are
fed directly by the electrical
network via the Bypass.
After repetitive overloads, the
UPS is locked in the Bypass
mode. Connected devices
are fed directly by the mains.
UPS is overload too long and
becomes fault. Then UPS
shut down automatically.
The
automatically because short
circuit occurs on the UPS
output.
A UPS internal fault has
alarm beeps
occurred.
Batteries
charged.
Batteries defect
Fan is locked or not working.
Or the UPS temperature is
too high.
The input neutral wire is
disconnected.
external or internal
is incorrectly
UPS shut down
are not fully
Remedy
Check if input cable firmly
connected to the mains.
Set the circuit in closed
position to disable the EPO
function.
Check if all batteries are
connected well.
Remove excess loads from
UPS output.
Remove excess loads from
UPS output.
Remove excess loads from
UPS output first. Then shut
down the UPS and restart it.
Remove excess loads from
UPS output and restart it.
Check output wiring and if
connected devices are in
short circuit status.
Contact your dealer
Charge the batteries for at
least 7 hours and then check
capacity. If the problem still
persists, consult your dealer.
Contact your dealer
replace the battery.
Check fans and notify dealer.
Check and correct the input
neutral connection. If the
connection is ok and the
warning is still displaying,
please enter LCD setting
menu ➔ADVANCE➔User➔
Electronic. Then,
"CHE" in Neutral Line Check
item and restart the UPS.
to
select