Njoy PWUP-OL300AT-AZ01B User Manual page 25

The icon
and is
flashing on LCD
display and alarm
is sounding twice
every second.
Fault code is shown
as 43 and The icon
is lighting on LCD
display and alarm
is continuously
sounding.
Fault code is shown
as 14 and the icon
is lighting on LCD
display and alarm
is continuously
sounding.
The UPS is overloaded.
The UPS is overloaded.
Devices connected to
the UPS are fed directly
by the electrical net-
work via bypass.
After repetitive
overloads, the UPS is
locked in the Bypass
mode. Connected
devices are fed directly
by the mains.
The UPS shut down
automatically because
of overload at the UPS
output.
The UPS shut down
automatically because
short circuit occurs on
the UPS output.
Remove excess
loads from UPS
output.
Remove excess
loads from UPS
output.
Remove excess
loads from UPS
output first.
Then shut down
the UPS and
restart it.
Remove excess
loads from the
UPS.
Check output
wiring and
if connected
devices are in
short circuit
status.
25