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Installation & Operating Instructions

Owner’s Reference PowerPack 1500 MKII

2.6.4.3AVR Buck AVR Buck Range sets the range at which the UPS will switch over to battery

Range Setting when the utility presents an overvoltage situation.

Press and hold the main off switch “” to select the AVR Buck Range Setting mode.

Press and hold the main on switch “I” for more than 3 seconds to select differ- ent AVR buck ranges.

AVR Buck Range mode

All Level LEDs off AVR Buck = +25%

6th Level LED on AVR Buck = +30%

5th Level LED on AVR Buck = +20%

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Getting Started 14

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PS Audio 1500 MKII manual Installation & Operating Instructions