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Product

Balance of system loss

The balance of systems (BOS) loss represents the losses in the BOS components, including the inverter and all wiring and junction boxes not included in array capture loss.

It is calculated as the difference between the PV array energy yield and the final system yield.

Output name

Balance of system loss

Symbol

LBOS

Units

kWh ⋅ kW−1

Formula

YAYf