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Output Overload
Alarm Code:41
Inv Overload Fault
Alarm Code:42
Byp Overload Fault
Alarm Code:43
Output Short Circuit
Alarm Code:31
Fan Failure
Alarm Code:84
Heatsink Over
Temperature
Alarm Code:81
Ambient Over
Temperature
Alarm Code:82
Output is overload.
UPS has transferred to
bypass or fault mode
because of overload in
inverter mode
UPS has cut off the
output and transferred to
fault mode because of
overload in bypass mode
or HE mode.
Indicates that the UPS
has detected abnormally
low impedance placed
on its output and
considers it a short
circuit
Indicates that the fan
could not work normally.
Indicates that the
temperature of heatsink
is too high, UPS will get
over temperature fault
soon.
Indicates that the
ambient temperature is
higher than the operation
temperature on
specification
52
Remove some of the
equipment from the UPS.
The UPS continues to
operate, but may switch to
Bypass mode or shutdown if
the load increases.
The alarm resets when the
condition becomes inactive.
The UPS transfers to Battery
mode if supporting the load.
Remove some of the
equipment from the UPS
Remove some of the
equipment from the UPS
Remove all the loads. Turn
off the UPS.
Check if UPS output and
loads is short circuit.
Ensure short circuit is
removed before turning on
again.
Check fans of UPS
If the UPS transferred to
Bypass mode,
If the condition persists, shut
down the UPS. Clear vents
and remove any heat
sources. Allow the UPS to
cool. Ensure the airflow
around the UPS is not
restricted. Restart the UPS.
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