26
Fault LED on, audible buzzer
persistently alarm, the fault code
is15-24
Soft start fault
Please check the soft start up circuit,
especially the soft start resistance or
contact the supplier directly.
Fault LED on, audible buzzer
persistently alarm, the fault code is
25-39
Inverter voltage fault
Please contact the supplier.
Fault LED on, audible buzzer
persistently alarm, the fault code is
40-44
Over temperature
inside
Please make sure the UPS didn’t get
overload, and the fan vent was not
obstructed, as well as the indoor
temperature is not high.
Leave alone the UPS 10 minutes for
cooling, and restart it. If failure remains,
please contact the supplier.
Fault LED on, audible buzzer
Persistently alarm, the fault code
is 45-49
Output short-circuited
Turn of the UPS and disconnect all the
load, make sure there no any fault or
internal short circuit of the load.
And then restart the UPS, if failure still,
please contact the supplier.
Fault LED on, audible buzzer
persistently alarm, the fault code is
50-54
Over load
Please check the load level and
disconnect the noncritical devices, recount
the total capacity of your load and reduce
the load to the UPS.
Please check whether the load device has
fault or not.
Fault LED on, audible buzzer
persistently alarm, the fault code is
55-59
Negative output power
Please contact the supplier.
Fault LED on, audible buzzer
persistently alarm, the fault code is
60-64
Power fault
Please Check whether the input & output
power normal or not, contact the supplier if
it is abnormal.
Fault LED on, audible buzzer
persistently alarm, the fault code is
65-69
BUS short-circuited
Please contact the supplier.
Fault LED on, audible buzzer
Persistently alarm, fan icon in the
LCD flickers
Fan fault
Please check whether the fans connect
well, is the fan plugged and is the fan
broken? If all above condition is OK,
please contact the supplier.
UPS fail to start when operate
“On” key
Pressing time too short
Please press the power key more than 2
seconds to start the UPS.
The input connection is
not ready or
UPS internal battery
disconnect
Please connect the input well, if the battery
voltage is too low, please disconnect the
input and start the UPS with no-load.
UPS internal system
fault
Please contact the supplier.