
Technical Data SMA Technologie AG
Page 40 SB25_30-11:SE0307 Installation Guide
8.3.1 Efficiency of the Sunny Boy SB 2500
The efficiency of the Sunny Boy SB 2500 depends mainly on the input voltage of the
connected PV strings. The lower the input voltage, the higher the efficiency.
Efficiency
Max. efficiency ηmax 94.1 %
European standard efficiency ηeuro 93.2 %
Efficiency [%]
Pac [kW]
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