User manual

62
Alarm Possible cause Remark / Action
Charger Failure
(Alarm #34)
Continuous Alarm
A battery charger fault
has been detected.
The UPS turns off the
charger until the next
power recycle.
Contact your service
representative.
Output Short Circuit
(Alarm #58)
Intermittent Alarm
The uninterruptible
power supply has
detected abnormal
low impedance that
placed on its output
and considers it a
short circuit.
The uninterruptible
power supply operates
as a constant-current
source (4.4 x I
N
) and
shuts down after five
cycles (100ms).
Heat sink Over
Temperature
(Alarm #73)
Intermittent Alarm
The uninterruptible
power supply has
detected that one of
its heat sinks has
exceeded the
maximum defined
operating
temperature.
Possible fan failure
(see below).
Make sure that the
fans are spinning and
that the air intake
vents on the
uninterruptible power
supply are not
blocked. After the
maximum
temperature is
reached, the
uninterruptible power
supply shuts down.
Fan Failure
(Alarm #193)
Continuous Alarm
The uninterruptible
power supply has
detected that one or
more fans are not
functioning correctly.
This is an alarm only.
Contact your service
representative
immediately and
remove the load.
Fatal EEPROM Fault
(Alarm #53)
Continuous Alarm
There is EEPROM
data corruption due
to a failed device or
incorrect flash upgrade.
Contact your service
representative.