Secondary circuit breaker for distribution transformer

Details Secondary circuit breaker for distribution transformer Secondary circuit breaker for distribution transformer

1983-01-28

1984-12-18

Broome, Harold

Electricity: electrothermally or thermally actuated switches

Electrothermally actuated switches

With bimetallic elements

335 23, 335190, 337 38, H01H 7348, H01H 7500, H01H 7700

Patent

active

044892993

ABSTRACT:
A secondary circuit breaker for a distribution transformer characterized by electrical inductive apparatus within an oil-filled housing, and circuit interrupter for controlling current flow through the transformer and comprising a releasable latch arm, trip means operable upon overload conditions to release the latch arm, a latch lever between the trip means and the latch arm and comprising the only operable part therebetween, and the latch lever having a cam surface for latching and unlatching the releasable arm.

REFERENCES:
patent: 3287522 (1966-11-01), Casey
patent: 3382334 (1968-05-01), Gryctko
patent: 3983454 (1976-09-01), Cotton et al.

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