CIS PV modules from Germany's Wuerth Solar are being used in the roof of Beijing's new South Railway Station, due for completion in August 2008, in time for the Olympic Games. CIS is a compound of copper, indium and selenide.The grid-coupled system consists of 5,200 CIS PV modules with a peak nominal power totalling around 390 kW, and represents the world's largest building integration of PV modules that use CIS technology.
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