Power unit No. 4 of the Yuzhnaya CHPP of TGC-1 PJSC has passed a competitive selection and since July 2021 participates in ensuring the system reliability of the Unified Power System of Russia in terms of rated primary frequency control (RPFC)
TGС-1 PJSC (part of Gazprom Energoholding Group) has put into operation modernized hydroelectric unit No. 1, the second of four being upgraded, at the Verkhne-Tulomskaya hydroelectric power plant (HPP).