FIELD: electrical engineering. SUBSTANCE: vacuum switch has bedframe with two racks one of which carries insulating casing built up of three separate cubicles and other rack mounts electromagnetic operating mechanism. Vacuum arc-control chambers are kinematically joined with electromagnet armature through movable current leads, insulating links, springs, and hold-down insulating spring, levers, and shaft. EFFECT: improved design. 2 cl, 1 dwg
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0 |
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SU1781721A1 | |
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|
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Authors
Dates
1997-11-10—Published
1993-07-30—Filed