Compact DC/AC circuit breaker with common arc extinguishing capa

Details Compact DC/AC circuit breaker with common arc extinguishing capa Compact DC/AC circuit breaker with common arc extinguishing capa

1989-12-26

1990-10-09

Picard, Leo P.

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

With arc-suppression or extinguishing means

335 35, 200147R, H01H 930

Patent

active

049624067

ABSTRACT:
A circuit breaker combines DC and AC arc extinguishing capabilities by associating a magnet applied permanently upon the outside wall of the insulating housing of the breaker and a U-shaped member of ferromagnetic material lodged and held inside the housing, both being in line with the centrally disposed arc chamber and the fixed and stationary contacts thereof.

REFERENCES:
patent: 3254176 (1966-05-01), Gelzheiser
patent: 3566318 (1971-02-01), Gelzheiser et al.
patent: 4266210 (1981-05-01), Mrenna et al.
patent: 4617546 (1986-10-01), Kellogg et al.

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