CertaUPS C400R-010-B, Installation Manual

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39
Battery low
Alarm Code: 12
Battery voltage is
low When an audible alarm sounds
every second the battery is almost
empty.
Charger fail
Alarm Code:15
The charger is
broken Notify dealer.
Inverter temperature
high
Alarm Code: 86
Internal
temperature of the
UPS is too high
Check the ventilation of the UPS
and also consider 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 the battery bank is
connected to the UPS. Check
the battery breaker is turn 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 failed.
EPO active
Alarm Code: 71
EPO function is
enabled Turn off the EPO switch.
Bus fault(Low/high/
Unbalance /Soft start)
Alarm Code:
22/21/23/25
UPS internal fault Consult dealer
Inverter
fault(Low/high/soft start)
Alarm Code: 33/32/34
UPS internal fault Consult dealer
Over temperature fault
Alarm Code: 81 Over temperature Check the ventilation of the UPS,
also consider the ambient
temperature and ventilation.
NTC open
Alarm Code: 87
UPS internal fault Consult dealer
Inverter short
Alarm Code: 31
Output short circuit Remove all loads. Turn off the
UPS. Check output wiring and load
for short circuit before turning on
Bus short
Alarm Code: 24
UPS internal fault Consult dealer