Russian Rosseti FGC reconstructs Zimovniki and Metallurgical substations, upgrades others December 8, 2021 | Europe News Russian energy company Rosseti FGC UES has undertaken the reconstruction of the 220 kV Zimovniki main substation for power supply to the Zimovniki-Gashun railway section in the Rostov region. This content is available to only paying subscribers. Username or E-mail Password Remember Me Forgot Password