ABB PowerValue 11 RT Quick Manual - page 21
Quick guide | PowerValue 11 RT 1-3 kVA 19
1en
Troubleshooting
Alarm and events indicate warnings and notify of errors or potential failures in the
system. The output of the UPS is not necessarily affected in case of an alarm but
taking the correct actions may prevent loss of power to the load. If the UPS system
does not operate correctly, 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.
Emergency supply period
shorter than nominal value
Batteries not fully
charged / batteries with
defect
Charge the batteries for at least 5 - 8
hours and then check capacity. If the
problem persists, consult your supplier.
Fan fail
Alarm Code: 84
Fan abnormal
Check if the fan is running
Battery over voltage
Alarm Code:16
Battery is overcharged
Stop charging to battery automatically, and
after the battery voltage is normal and the
mains is normal, charge automatically
again.
Battery low
Alarm Code:12
Battery voltage is low
If audible alarm sounds every second, the
battery is almost empty.
Charge fail
Alarm Code:15
The charge is broken
Notify dealer.
Inverter temperature high
Alarm Code:86
Inside temperature of
the UPS is too high
Check the ventilation of the UPS, check
the ambient temperature.
Ambient temperature high
Alarm Code:82
The ambient
temperature is too high
Check the environment ventilation.
Battery open
Alarm Code:11
Battery pack is not
connected correctly
Check if the battery bank is connected to
the UPS. Check if the battery breaker is
turned on.
Service Battery
Alarm Code:13
Battery may need to be
replaced
Consult dealer
Overload
Alarm Code: 41/42/43
Overload
Check the loads and remove some non-
critical loads. Check whether some loads
have failures.
Site fail
Alarm Code:04
Phase and neutral
conductor at input of
UPS system are
reversed
Rotate mains power socket by 180° or
connect UPS system.