Toshiba G9000 - Manual (Page 42)

32 G9000 Installation and Operation Manual
2.3.2 Input 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.
2.3.3 Fault 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.