Proline UPS I1000, User Manual

Page: 29 / 41

-26-
Fault Code
Bus fault 05
Inverter fault 06
Overload fault 07
Over temperature fault 08
Inverter short 14
Bus short 28
If the UPS system does not operate correctly, please attempt to solve the
problem using the table below.
Problem Possible cause Remedy
No indication, no
warning tone even
though system is
connected to mains
power supply
No input voltage Check building wiring
socket outlet and input
cable.
Display Mode
code ”1” in LCD,
even though the
power supply is
available Inverter not
switched on
Press On-Switch “I”.
Display Mode
code ”3” in LCD, and
audible alarm
sounding every 1
beep in every 4
seconds Mains power
supply has failed,
or Input power
and/or frequency
are out of tolerance Switching to battery mode
automatically.
Check input power source
and inform dealer if
necessary.
Emergency supply
period shorter than
nominal value Batteries not fully
charged / batteries
defect Charge the batteries for at
least
5 - 8 hours and then check
capacity. If the problem still
persists, consult your
dealer.
Fan fail
Fan abnormal Check if the fan is running