Troubleshooting; Table 3 Fault Indicators - Liebert GXT2-10000RT208 User Manual

13.0 T
ROUBLESHOOTING
The information below indicates various symptoms a user may encounter in the event the Liebert
GXT2-10000RT208 develops a problem. Use this information to determine whether external factors
caused the problem and how to remedy the situation.
1. The Fault indicator will illuminate, indicating the UPS has detected a problem.
2. An alarm will sound, alerting that the UPS requires attention.
3. One or more additional Load Level/Battery Level indicators will be illuminated to provide a
diagnostic aid to the operator, as described below:
AC Input
indicator
Table 3 Fault indicators
Indicator status
All indicators
Indicator A
Indicator B
Indicator C
Indicator D
Indicator E
Indicators A&B
Indicators A&C
Indicators A&D
Indicators B&C
Indicators B&D
Indicators C&E
Indicators D&E
AC Input indicator On &
Indicators A&C&E
AC Input indicator On &
Battery indicator Flashing
Bypass indicator Flashing
A B C
Battery indicator UPS ON indicator
Diagnosis/Audible alarm
On bypass due to output overload; beep every half-second
On bypass due to overtemperature condition
On bypass due to DC bus overvoltage
On bypass due to control power supply failure
On bypass due to PFC failure
On bypass due to inverter failure
Inverter-to-Inverter communications failure; half-second beep every 1 second
UPS failed battery test; 2-second beep every 60 seconds
L1 to L2 phase angle unacceptable
REPO is currently activated, UPS output cannot be started by any method
UPS is OFF due to previous REPO (REPO is no longer activated). Once utility power
is restored, press the OFF button twice within four seconds (to clear the alarm), then
press the ON button to start UPS (Auto-restart is NOT possible).
UPS shutdown due to command from communications (RS232 or SNMP); no beep
UPS is OFF due to charger overvoltage; 1-second beep every 4 seconds
On bypass due to the power module cover plate being removed or the slide bracket
moved from Manual Bypass switch
AC input has been applied to start UPS but the batteries are either missing or below
the minimal level to allow the UPS to start; continuous audible alarm
Bypass voltage is present, but is disabled for use because the voltage or frequency is
outside acceptable limits
38
D E
Fault
indicator
Battery
indicators
Load Level
indicators
Bypass
indicator

Troubleshooting

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