Operation; Start-Up And Normal Operation; Operation On Battery Power - Eaton Evolution S 1250 RT 2U Manuel D'installation Et D'utilisation

3.1

Start-Up and Normal Operation

3.2

Operation on Battery Power

Transfer to battery power
Low-battery warning
End of battery backup time
w All the LEDs go OFF.
w The audio alarms stops.
The UPS is completely shut down.
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21
24 26
27
25
26
24
25
24 26
25
Press button (24) for approximately 2 seconds.
w The buzzer beeps once and all the LEDs go ON
simultaneously.
w If AC input power is available, button (24) and
LED (25) are ON. The load is supplied by the
AC-power source. Conditions permitting, the
UPS runs a battery test, indicated by LEDs (21)
and the buzzer.
w If AC input power is not available, button (24)
and LEDs (25) and (26) are ON. The load is
supplied by the UPS on battery power.
The connected devices are protected by the UPS.
If LED (27) is ON, a fault has occurred (see the
«Troubleshooting» section).
w The connected devices continue to be supplied
by the UPS when AC input power is no longer
available. The necessary energy is provided by
the battery.
w Button (24) and LEDs (25) and (26) are ON.
w The audio alarm beeps every ten seconds.
The connected devices are supplied by the
battery.
w Button (24) and LEDs (25) and (26) are ON.
w The audio alarm beeps every three seconds.
The remaining battery power is low. Shut down
all applications on the connected equipment
because automatic UPS shutdown is imminent.

3. Operation

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