MGE UPS Systems 4000 RT Power Supply User Manual


 
34008030EN/AA - Page 23
3. Operation
3.4 Operation on battery power
When the Normal AC source is not available, the load continues to be protected by the UPS.
Power is supplied by the battery.
Transfer to battery power
Low battery warning
End of backup time
3.5 Return on Normal AC source
After an outage, the UPS restarts automatically when Normal AC source is restored (unless this function has been disabled
via UPS personalisation) and the load is supplied again.
LEDs (20), (21) are ON.
LEDs (31), (32), (34) are green.
The audio alarm beeps every 10 seconds.
The equipments are protected by the UPS
and supplied by the battery.
The display indicates the battery remaining
backup time.
LEDs (20), (21) are ON.
LEDs (31), (32), (34) are green.
The audio alarm beeps every 3 seconds.
The remaining battery power is low.
Shut down all applications on the connected
equipment because automatic UPS
shutdown is imminent.
LED (22) is ON.
LED (34) is red.
The audio alarm beeps continuously.
The equipments are not powered.
The UPS displays
"End of backup time
Battery low
".
ESC
IO
343231
20 21
ESC
IO
343231
20 21
ESC
IO
34
22