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Controls and Indicators
21 Liebert
®
GXT3
™
off power to the output sockets and connected loads. Perform all necessary shutdown
procedures on connected loads before pressing this button twice.
7.3 Load Level Indicators (4 Green, 1 Amber)
The load level indicator is composed of five sets of LED bars that illuminate to indicate the relative
load on the UPS output in 25% increments (±5%). The load level indicator will illuminate as shown in
Figure 13.
The load level indicators display the approximate electrical load placed upon the UPS at all times.
Figure 13 Load level indicators.
7.4 Battery Level Indicators (5 Green)
The battery level indicator is composed of five sets of LED bars that illuminate and flash to indicate
the battery capacity level. The Liebert GXT3 battery capacity level is shown in 20% increments (±5%).
The battery level indicators will illuminate as shown in Figure 14
The battery level indicators display approximate battery capacity at all times.
The Liebert GXT3 is equipped with automatic and remote battery test features. The default setting is
for the automatic test to occur every 14 days (this option is user-configurable) if mains has not been
interrupted. Should the battery fail this test, the red Fault indicator LED along with the A and C
diagnostic LEDs will illuminate and an alarm will sound (refer to 11.0 - Troubleshooting). The
remote test feature functions with Liebert MultiLink
®
and can remotely initiate the battery test.
ON OFF OFF OFF OFF
ON ON
OFF OFF OFF
ON ON ON OFF OFF
ON ON ON ON
OFF
ON ON ON ON ON
0 - 25%
Overload
76 - 100%
51 - 75%
26 - 50%