2.3.2Input Power Failure

During an Input Power Failure, the UPS inverter will be powered by the UPS batteries. The following will be displayed on the main and measurement screen (Indication of battery operation and remaining battery time).

FIGURE 2.7.1 Main screen

FIGURE 2.7.2 Measurement screen

(Battery operation)

(Battery operation)

The LCD will display a battery low voltage message when the battery capacity is near depletion. The End of Battery Discharge announcement is displayed when the battery end voltage is reached. At this time, the inverter will perform an electronic shutdown to prevent battery loss of life typical from extreme deep discharge conditions. When the input power is restored, the inverter will automatically restart to power the load, and the batteries will be simultaneously recharged. The End of Battery announcement is shown at the bottom of the screen.

2.3.3Fault Indication

“MESSAGE” and “SILENCE ALARM” icons will appear on the main menu when UPS failure condition has occurred.

FIGURE 2.8 Main screen (Fault indication)

The following will be displayed when the MESSAGE icon on the main menu is pressed.

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G9000 Installation and Operation Manual

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Toshiba G9000 operation manual Input Power Failure, Fault Indication