Controls and Indicators
3.0CONTROLS AND INDICATORS
The operation and display panel, shown in Figure 18, is on the front panel of the Liebert® GXT3™ (see Figures 1 and 2).
Figure 18 Operation and display panel
Battery Level Indicators
| Load Level Indicators |
Fault Indicator | Bypass Indicator |
AC Input Indicator | Inverter Indicator |
On/Alarm Silence/Manual | Liebert® GXT3 |
Battery Test Button | AC Power System |
3000VA |
Standby/Manual Bypass Button | Battery Indicator |
3.1Control Buttons
The operation and display panel has two control buttons: On/Alarm Silence/Manual Battery Test and Standby/Manual bypass.
3.1.1 On/Alarm Silence/Manual Battery Test Button
The On/Alarm Silence/Manual Battery Test button controls output power to connected load(s) and has three functions (see Table 3).
Table 3 | Functions of On/Alarm Silence/Manual battery test button |
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Function | Operation | Description | ||
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ON |
| Press the button once for 3 seconds | To start the UPS | |
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Alarm Silence 1 | Press the button for at least half a second | To silence alarms 2 | ||
Manual Battery Test | Press the button for at least half a second while | To initiate a manual battery test | ||
operating in Utility (AC) Mode with no alarms present. | ||||
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1. The low battery and bypass reminder alarms cannot be silenced.
2. After the alarm is silenced, UPS will reactivate the alarm system to alert of additional problems
3.1.2 Standby/Manual Bypass Button
The Standby/Manual Bypass button controls output power to connected load(s) and has two functions (see Table 4).
Table 4 | Functions of Standby/Manual Bypass button |
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Function |
| Operation | Description | |
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Manual Bypass | Press the button once and hold it for about | To initiate a manual transfer of the connected | ||
2 seconds 1 | loads to the internal bypass, if available | |||
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Standby |
| Press the button twice within four seconds while | To shut down the UPS and shut Off all power | |
| the UPS is in Manual Bypass or Battery Mode 2 | to the connected loads | ||
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1. If the bypass is not available due to voltage or frequency, pressing this button once will be ignored.
2. Perform all necessary shutdown procedures on connected loads before turning Off the Liebert GXT3.
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