FIELD: electrical engineering; small-size metalclad switchgear. SUBSTANCE: heavy-current disconnecting switch designed for indoor installation and provided with movable contact in the form of turning knifeswitch has base, insulators, movable and fixed contacts. Movable and fixed contacts are made of channel-shaped bars. Butt-ends of fixed contacts facing each other are fully or partially beveled in longitudinal plane at acute angle. EFFECT: reduced size, enhanced electrodynamic stability of disconnecting switch. 1 cl, 2 dwg
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