How much energy really gets lost from partial shading? Installer Bernhard Schneider was called to install a PV system on the roof of a family home in Aidlingen. Besides a small chimney in the middle, the roof was generally suitable for a 6.75kW installation. “The chimney was a major reason why I recommended that Mr. and Mrs. Gerstner use SolarEdge power optimizers. The chimney could cast a shadow on some of the modules. A small shadow

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