3.1 ON-LINE operating mode

bypass

22

bypass

23

3. Operation

This is the normal operating mode for the UPS.

Two possible cases:

LED 22 is ON: AC input power is available. Power is drawn from the distribution system and supplied to the protected equipment via the UPS.

LED 23 is ON: AC input power is not available. Power is drawn from the battery and supplied to the protected equipment.

51033211EN/AC - Page 19

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MGE UPS Systems 2000, 3000 VA user manual Operation, ON-LINE operating mode