Liebert GHT MT+ - 3-7. Faults Reference Code; 3-8. Warning Indicator

13
Fault mode
The UPS is in fault mode when no output power
is supplied from the UPS and the fault icon
flashes on the LCD display, although the
information of UPS can be displayed in the
screen.
3-7. Faults Reference Code
Fault event
Fault code
Icon
Fault event
Fault code
Icon
Bus start fail
01
x
Inverter voltage Low
13
x
Bus over
02
x
Inverter output short
14
Bus under
03
x
Battery voltage too high
27
Bus unbalance
04
x
Battery voltage too low
28
Inverter soft start fail
11
x
Over temperature
41
x
Inverter voltage high
12
x
Over load
43
3-8. Warning indicator
Warning
Indicator
Alarm
Word
Icon (flashing)
Low battery
B.L
Sounding every second
Overload
O.L
Sounding twice every second
Battery is not connected
N.C
Sounding every second
Overcharge
O.C
Sounding every second
Site wiring fault
S.F
Sounding every second
EPO enable
E.P
Sounding every second
Fan failure
F.A
Sounding every second
Over temperature
T.P
Sounding every second
Charger failure
C.H
Sounding every second
Out of bypass voltage range
B.V
Sounding every second
Battery fault
B.F
Sounding every second