The K-300-240 steam power unit No. 8 has been tested and is ready for operation, its capacity was increased by 30 MW. In the future seven more power units will be upgraded at the station. The station's capacity will be 2,640 MW. The volume of investments in the modernization project is 88 billion rubles.

During the modernization of the power unit fulfilled by Power Machines JSC the high-pressure cylinder of the turbine, the medium-pressure cylinder of the turbine with intermediate steam overheating were replaced, and a number of related works were carried out. The efficiency parameters of the station have been improved, specific consumption of conventional fuel for electricity production will decrease by 10...12 g of conventional fuel per kWh.