TY JOUR TI USE PROSPECTS AND ADVANTAGES OF COMPLETE SWITCHGEARS WITH SF6 INSULATION KW complete switchgear KW SF6 KW substations KW insulation JO Modern Technologies and Scientific and Technological Progress AU Konovalov, Y.V. AU Leb, M.S. AU Potapov, I.N. PY 2023 IS 2023 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»