CPC H02B 13/0354 (2013.01) [H01H 33/6664 (2013.01); H01H 33/662 (2013.01)] | 20 Claims |
1. A vacuum switch comprising:
a vacuum bottle containing a fixed electrical contact and a dynamic electrical contact, the vacuum bottle comprising a tubular member that extends between a fixed contact end and a dynamic contact end;
at least 75% of the tubular member encapsulated in a urethane insulator;
a rigid fiberglass shell disposed between an outer silicone ice-and-water shield housing and the urethane insulator.
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