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Switching and Protection Solutions for 800VAC AC Combiner Boxes in Photovoltaic Plants

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This application note details switching and protection solutions for 800VAC AC combiner boxes used in utility-scale photovoltaic plants with 1500VDC string inverters. It covers the benefits of AC combiners, including overcurrent protection, disconnecting means, and cost savings, while also discussing trends like multi-MPPT and virtual central inverter architectures.

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