Network solar station with a capacity of 10 kW with the possibility of selling excess generated electricity under the “Green Tariff”. Monocrystalline solar panels AIDUO AD330-D01S-MB 330 W are mounted on the roof. Network inverter from the Austrian manufacturer Fronius SYMO 10.0-3-M. According to preliminary calculations, the payback period for the solar power plant will be 4 years.