AccuLine TNplus 1000m User Manual page 33

bUSS Bus short
TEPH Inverter
temperature
high
ITPH Inner Ambient
temperature
high
INVH Inverter high
INVL Inverter low
ISFT Inverter soft
start fail
NTCO Inverter NTC
open
SHOR Inverter short
OVTP Over
temperature
fault
OVLD Overload
SITE Site fail
EPO EPO active
UPS internal fault
he internal
temperature of the
UPS is too high
The ambient
temperature is too
high
UPS internal fault
UPS internal fault
UPS internal fault
UPS internal fault
Output short
circuit
Over temperature
Overload
Phase and neutral
conductors are
reversed at the
UPS input.
EPO function is
enabled
-30-
Notify your supplier.
Check the ventilation of
the UPS, check the
ambient temperature.
Check the ventilation of
the environment.
Notify your supplier.
Notify your supplier.
Notify your supplier.
Notify your supplier.
Remove all the loads.
Turn off the UPS. Check
whether the output of
the UPS and the loads
are short circuit. Make
sure that the short
circuit is restored, and
the UPS has no internal
faults before turning it
on again.
Check the ventilation of
the UPS, check the
ambient temperature
and ventilation.
Check the connected
loads and remove some
non-critical ones.
Check whether some
loads have failed.
Rotate the plug of the
input cable by 180° and
connect it to the mains
socket.
Replace the EPO switch
to its normal position.