The RSAG (Rhein-Sieg-Abfallwirtschaftsgesellschaft) had earlier replaced the roof of one of its halls with a Photovoltaic (PV) system. Due to damages and wear and tear, the 4,236 modulesof the old PV system need to be replaced. Thanks to technological progress, the number of modules could be reduced to 570 while maintaining the same total output, … find out more
