Underwater magnetic switch for electrical cable transmitting A.C

Details Underwater magnetic switch for electrical cable transmitting A.C Underwater magnetic switch for electrical cable transmitting A.C

1990-04-30

1991-06-18

Pellinen, A. D.

Electrical transmission or interconnection systems

Switching systems

Condition responsive

H01H 3600

Patent

active

050251708

ABSTRACT:
A high amperage underwater magnetic switch for A.C. electrical current. The magnetic switch circuit is incorporated into one of the three electrical conductors passing through an underwater electrical cable. The magnetic switch circuit has a triac and a magnetic reed switch in it. The magnetic switch circuit is located inside a tubular sleeve that has been filled with epoxy resin to make it waterproof. The switch may be manually operated externally by a magnet mounted on a sliding collar that surrounds the tubular sleeve.

REFERENCES:
patent: 3446991 (1969-05-01), Howell
patent: 3976963 (1976-08-01), Kubler
patent: 4309734 (1982-01-01), Warren
patent: 4380704 (1983-04-01), Wisda
patent: 4410925 (1983-10-01), Tucker et al.
patent: 4458299 (1984-07-01), Stephens et al.
patent: 4634253 (1987-01-01), Tamamura

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