Submersible primary circuit breaker

Details Submersible primary circuit breaker Submersible primary circuit breaker

1985-03-20

1986-10-14

Broome, Harold

Electricity: electrothermally or thermally actuated switches

Electrothermally actuated switches

With bimetallic elements

337 77, H01H 7116

Patent

active

046175458

ABSTRACT:
A primary power circuit breaker adapted to be immersed in the dielectric fluid for a transformer, the breaker including an arc interrupting assembly for extinguishing the arc produced on load break; a trip free mechanism responsive to primary, secondary or primary-secondary differential current signals and thermally responsive to fluid temperature, and an externally operable reset assembly for closing the circuit breaker.

REFERENCES:
patent: 4105986 (1978-08-01), Gogniat et al.
patent: 4435690 (1984-03-01), Link et al.

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