The object of the project is to implement the installation of a photovoltaic system with accumulation. Through the project, the company will achieve significant savings on energy consumption supplied from the distribution network of foreign suppliers. A photovoltaic system with an output of 177.0 kWp with an accumulation capacity of 331.2 kWh will be purchased on the rooftops of the buildings on the premises of NEMA in Olešnice. a.