Circuit breaker molded housing

Details Circuit breaker molded housing Circuit breaker molded housing

1978-01-16

1980-08-19

Truhe, J. V.

Electricity: circuit makers and breakers

Liquid contact

Time delay

200148C, 200304, 200306, H01H 930

Patent

active

042185963

ABSTRACT:
A unitary molded housing for a multipole high capacity circuit breaker wherein the housing may receive and support modules of different current carrying and interrupting capacity. The molded housing has vertical side walls and parallel vertical integral interphase barriers as well as a back wall and top wall. Disconnect contact bars are mounted through the back wall and support and are connected to circuit breaker contact structures at the front side of the back wall. Recesses which receive the arc extinguisher structure are formed by adjacent vertical walls and the top wall. The interior of the top wall forms a baffle or guide on which arc gases vented from the arc extinguisher impinge and are guided to the vertical walls and the spaces between the said walls and the arc extinguishers.

REFERENCES:
patent: 3189714 (1965-06-01), Bonnard et al.
patent: 3684849 (1972-08-01), Zubaty

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