ABB PowerValue 11 RT G2 IN User Manual page 36

36
POWERVALUE 11 RT G2 IN — 1-3 KVA
Symptom
No indication and alarm even though the
mains is normal.
The icon
LCD display and alarm are sounding
every 2 seconds.
Fault code is shown as 27 and alarm
is continuously sounding.
Fault code is shown as 28 and alarm
is continuously sounding.
The icon
LCD and alarm is sounding twice
every second.
Fault code is shown as 43 and the
icon
alarm is continuously sounding.
Fault code is shown as 14 and alarm
is continuously sounding.
Fault code is shown as 01, 02, 03, 04,
11, 12, 13, 41 and 45 on LCD and
alarm is continuously sounding.
Battery backup time is shorter than
nominal value
and flashing on
and flashing on
is lighting on LCD and
Possible cause
The AC input power is not
connected well.
The AC input is connected to the
UPS output.
The external or internal battery
is incorrectly connected.
Battery voltage is too high or
the charger is faulty.
Battery voltage is too low or the
charger is faulty.
UPS is overloaded.
UPS is overloaded. Devices
connected to the UPS are fed
directly by the electrical network
via the bypass.
The UPS shuts down
automatically because of
overload at the UPS
output.
The UPS shuts down
automatically because
short-circuit occurred on
the UPS output.
A UPS internal fault has
occurred.
There are two possible results:
1. The load is still supplied, but
directly from AC power via
bypass.
2. The load is no longer supplied
by power.
Batteries are not fully charged
Batteries defective.
Remedy
Check if input power cord is firmly
connected to the mains.
Plug AC input power cord to AC input
correctly.
Check if all batteries are connected well.
Contact your dealer.
Contact your dealer.
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 UPS
output and restart it.
Check output wiring and if connected
devices are in short-circuit status.
Contact your dealer
Charge the batteries for at least
5 hours and then check capacity. If the
problem still persists, consult your dealer.
Contact your dealer to replace the battery.