The dam has a triangular cross section and a volume of 28 000 cubic meters. On the right side of the wall, the tunnel is running with a valve chamber, and from there to a 2900 meter long pressure tunnel to the water castle. The headrace tunnel is divided after the surge pressure in two lines, each 2,200 meters length. Due to this, the engine water reaches the turbines in the old village center.

Open-loop Pumped Hydro Storage