Vertiv Liebert GXT3 Series User Manual

INDICATOR DESCRIPTION
Battery Indicator
Flashing
Internal battery source not available (continuous horn); check battery connection, power down and reboot UPS
Bypass Indicator
Flashing
Utility power voltage or frequency is out of tolerance; bypass is unavailable
A - E indicators are shown in Figure 11.1 on the previous page
11.1.2 Audible Alarm
An audible alarm will sound in conjunction with the visual indicators to indicate a change in UPS operating status. The
audible alarm will sound as described in Table 11.2 below.
CONDITION ALARM
Battery discharge Half-second beep every 10 seconds
Low battery Two half-second beeps every 5 seconds
UPS fault, load on bypass 1-second beep every 4 seconds
UPS fault, no power to load Continuous
Overload Half-second beep every half second
Battery replacement 2-second beep every 60 seconds
Battery loss Continuous
Wiring problem
(loss of proper grounding for UPS)
Continuous
Bypass reminder 1-second beep every 2 minutes
Table 11.2
Audible alarm description
11.2 Troubleshooting
In the event of an issue with the UPS, refer to Table 11.3 below to determine the cause and solution. If the fault persists,
contact Emerson Channel Support.
PROBLEM CAUSE SOLUTION
UPS fails to start when the On/Alarm
Silence/Manual Battery Test button is
pressed
UPS is short-circuited or overloaded
Ensure UPS is Off. Disconnect all loads and ensure nothing is
lodged in output receptacles. Ensure loads are not defective or
shorted internally.
Battery indicator is illuminated
UPS is not plugged in
UPS is operating from battery mode. Ensure UPS is securely
plugged into the wall receptacle.
UPS input protection fuse has
blown/opened
UPS is operating from battery mode. Save data and close
applications. Replace UPS input fuse, then restart UPS.
Utility power is out of tolerance
UPS is operating from battery mode. Save data and close
applications. Ensure utility supply voltage is within acceptable limits
for UPS.
UPS has reduced battery backup time Batteries are not fully charged
Keep UPS plugged in continuously at least 24 hours to recharge
batteries.
Table 11.3
Troubleshooting table
Vertiv | Liebert® GXT3 ™ Installer/User Guide | 54
FOR HISTORICAL USE ONLY

Vertiv Liebert GXT3 Series Specifications

General

Brand	Vertiv
Model	Liebert GXT3 Series
Category	UPS
Language	English