Vertiv | Liebert® GXT RT+ | Installer/User Guide 19
FAULT EVENT FAULT CODE FAULT ICON
Inverter voltage Low 13 X
Inverter output short 14
Battery voltage too high 27
Battery voltage too low 28
Over temperature 41 X
Over load 43
Charger failure 45 X
3.8. Warning Indicators
WARNING
INDICATOR
ALARM
WORD ICON (FLASHING)
Low battery b.L Sounds every second
Over load O.L Sounds twice every second
Battery is not connected N.C Sounds every second
Overcharge O.C Sounds every second
Waiting W.T Sounds every second
Charger failure C.H Sounds every second
Bypass voltage out of range b.V Sounds every second