6 Signalling and Error Correction

6.1Signalling

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1.OFF push button (OFF): Press the OFF switch for about 2 seconds to switch on the UPS

2.ON push button (ON): Press the ON switch for about 2 seconds to switch off the UPS. Deactivate acoustic alarm: By pressing this switch for about 2 seconds during the alarm an acoustic alarm can be deactivated.

UPS Test: To execute an UPS self test press this button for about 2 seconds in the normal operation mode.

3.LED Bypass (Bypass): The orange-coloured LED lights up when the UPS system is supplying voltage provided by the mains power via the bypass.

4.LED Inverter (Inverter): The green-coloured LED lights up if the UPS system is supplying voltage provided by the mains power via the inverter.

5.LED Battery (Battery): The orange-coloured LED lights up when power is supplied by the batteries.

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