Operations28
Table 3-2 Alarm Messages table
Message Description
Aux. power fault UPS internal auxiliary power voltage fault. Contact Vertiv Technical Support.
Battery cabinet
connect abnormal
More than 10 external battery cabinets are connected to the UPS. Disconnect excess
battery cabinets.
Battery EOD
The battery has reached the end of discharge and mains/utility power is unavailable.
Restore the mains power. The UPS will power o if it is not restored.
Battery low prewarning
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 o 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 voltage of the battery was low when the periodic or manual self-test was run. Battery
replacement is Recommended.
Battery test started
The battery periodic self-test or manual self-test has nished. This will display in the log
whenever the event occurs.
Battery test stopped
The battery periodic self-test or manual self-test has nished. 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.
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