Njoy UPCMCOP130HBAAZ01B User Manual page 27

Standby mode
Fault mode
5.7 Faults Reference Code
Fault event
Bus start fail
Bus over
Bus under
Inverter soft start fail
Inverter voltage high
Inverter voltage Low
Inverter output short
Battery voltage too high
Battery voltage too low
Charger output short
Over temperature
Overload
Charger failure
Over input current
UPS is powered off and
there is no output supply
power, but the UPS still
can charge batteries.
When a fault has
occurred, the ERROR icon
and the fault code will be
displayed.
Fault code
Vac
23 0
INPUT
Vac
INPUT
Icon
01
02
03
11
12
13
14
27
28
2A
41
43
45
49
Vac
0
OUTPUT
Vac
0
OUTPUT
-
-
-
-
-
-
-
-
-
-
27