Mechanical interlock for low voltage circuit breakers

Details Mechanical interlock for low voltage circuit breakers Mechanical interlock for low voltage circuit breakers

1979-09-17

1981-08-25

Broome, Harold

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

Plural independently operable switches

200 50C, H01H 3346

Patent

active

042862426

ABSTRACT:
An electric control system characterized by a pair of spaced circuit breakers and a mechanical interlock therebetween, each circuit breaker having a pair of stationary and movable contacts and a trip bar for opening the contacts, and the interlock extending between the movable contact means of each movable contact of one circuit breaker and the trip bar of the other circuit breaker.

REFERENCES:
patent: 3750059 (1973-07-01), Patel et al.
patent: 3778633 (1973-12-01), De Visser et al.
patent: 3815063 (1974-06-01), Grunert et al.
patent: 4114005 (1978-09-01), Maier et al.

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