DKC SMALLT1 - Page 94

92
continually, the fault
code is 45-49
sure there is no any fault or
internal short circuit of the
loads.
And then restart the UPS. If
the problem persists, contact
the supplier.
Fault icon display,
audible buzzer alarm
continually, the fault
code is 50-54
Overload
Check the load level and
disconnect the non-critical
equipments, recount the
total capacity of your load
and reduce the load to the
UPS.
Check whether the load
equipments has fault or not.
Fault icon display,
audible buzzer alarm
continually, the fault
code is 55-59
Input NTC fault
Contact the supplier.
Fault icon display,
audible buzzer alarm
continually, the fault
code is 60-64
Power fault
Check whether the input &
output power are normal or
not, contact the supplier if it
is abnormal.
Fault icon display,
audible buzzer alarm
continually, the fault
code is 65-69
Input fuse fault
Check if the input fuse is
burnt. Replace the old fuse
and restart the UPS. If the
problem persists, contact the
supplier.
Fault icon display,
audible buzzer alarm
continually, fan icon in
the LCD flickers
Fan fault
Check whether the fans are
connected and fixed well or
not, and if fans are not
broken. If all seems fine,
contact the supplier.
UPS fail to start when
operate ‘On’ key
Pressing time
too short
Press the power key more
than 2 seconds to start the
UPS.
The input
connection is
not ready or
Connect the input well, if the
battery voltage is too low,
disconnect the input and