On Reliability of 110-500 kV GIS: Operational Experience Evgeniy Korotchenko, Irek Galiaskarov, Misrikhan Misrikhanov, Vladimir Ryabchenko and Andrey Shuntov E3S Web Conf., 584 (2024) 01018 Published online: 06 November 2024 DOI: 10.1051/e3sconf/202458401018