Figure 5.7 Current and History Log Tabs
Message Description
Aux. power fault UPS internal auxiliary power voltage fault. Contact Vertiv Technical Support.
Battery cabinet
connect abnormal
More than 6 external battery cabinets are connected to the UPS with the auto-detect feature in use. Contact Vertiv service if using
more than 6 EBCs.
Battery aged The battery is old and at the end of its useful life. Replace the battery.
Battery EOD
The battery has reached the end of discharge and mains/utility power is unavailable. Restore the mains power. The UPS will power off
if it is not restored.
Battery low pre-
warning
This alarm occurs when the battery approaches the EOD. After the pre-warning, the battery capacity allows two minutes discharge at
full load. The user can set the time with the Low Battery Time setting in Battery settings from 2 min - 30 min, (2 min by default). This
allows for any loads to be shut down before the system powers off if utility power cannot be restored.
Battery mode The UPS operating in battery mode. The alarm will clear when utility power is restored.
Battery overtemp
Battery ambient temperature too high. Ensure that the battery ambient temperature is not higher than setting value 40 ~ 60 °C
(default: 50 °C)
Battery
replacement
timeout
The system time is past the time set for the batteries to be replaced. If you have disabled the Batt. note duration or have no batteries
installed, the alarm will not occur.
Battery reversed The battery positive and negative are reversed. Reconnect the battery and check the battery cable connections.
Battery test fail
The remaining energy at the end of the periodic or manual self-test was deemed lower than acceptable. Battery replacement is
recommended.
Battery test
started
The battery periodic self-test or manual self-test was started. This will display in the log whenever the event occurs.
Battery test
stopped
The battery periodic self-test or manual self-test has finished. This will display in the log whenever the event occurs.
Battery to utility
transition
The UPS has transferred the load to the mains power from the battery. This will display in the log whenever the event occurs.
Battery voltage
abnormal
The battery voltage exceeds the normal range. Check if the battery terminal voltage exceeds the normal range.
Battery to utility
transition
The UPS has transffered the load to the mains power from the battery. This will display in the log whenever the event occurs.
Bypass voltage
abnormal
The battery voltage exceeds the normal range. Check if the battery terminal voltage exceeds the normal range.
Table 5.4 Alarm Message
5 Operation and Display Panel Proprietary and Confidential ©2024 Vertiv Group Corp. 49
Vertiv™ Liebert® GXT5 UPS Installer/User Guide
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