Vacuum circuit breaker

Details Vacuum circuit breaker Vacuum circuit breaker

1988-05-27

1989-01-17

Macon, Robert S.

Electricity: circuit makers and breakers

Liquid contact

Time delay

H01H 3366

Patent

active

047989211

ABSTRACT:
Disclosed is a vacuum circuit breaker comprising a pair of rods disposed opposite to each other in a vacuum vessel, arc electrodes mounted on the confronting ends of the rods respectively, and a cup-shaped coil electrode mounted on one of the rods and surrounding the arc electrodes to form a first gap between the coil electrode and the other rod not having any coil electrode, the dimension of the first gap having selected to be smaller than that of a contact gap between the arc electrodes.

REFERENCES:
patent: 3014108 (1961-12-01), Cobine et al.
patent: 3366762 (1968-01-01), Smith, Jr.

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