Vertiv | Liebert® GXT RT+ | Installer/User Guide
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3.3. Audible Alarm
Condition
Audible Alarm
Bypass Mode
Sounds every 10 seconds
Battery Mode
Sounds every 4 seconds
Low Battery
Sounds every second
Overload
Sounds twice every second
Fault
Continuously sounds
3.4. LCD Display Wordings Index
LCD AREA
DISPLAY CONTENT
ABBREVIATION
MEANING
ENA
Enable
DIS
Disable
ESC
Escape
b.L
Low battery
O.L
Overload
N.C
Battery is not connected
O.C
Overcharge
C.H
Charger
b.F
Battery fault
b.V
Bypass voltage out of range
W.T
Waiting
F.U
Bypass frequency unstable
E.E
EEPROM error
