Submersible primary circuit breaker

Details Submersible primary circuit breaker Submersible primary circuit breaker

1982-08-30

1985-06-04

Moose, Jr., Harry E.

Electricity: electrical systems and devices

Safety and protection of systems and devices

Transformer protection

361 14, H02H 704

Patent

active

045218234

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: 2223530 (1940-12-01), Putman
patent: 2280884 (1942-04-01), Barrow et al.
patent: 2343132 (1944-02-01), Barr
patent: 2773155 (1956-12-01), Friedrich
patent: 3983454 (1976-09-01), Cotton et al.
patent: 4435690 (1984-03-01), Link et al.

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