Molded case circuit breaker motor operator

Details Molded case circuit breaker motor operator Molded case circuit breaker motor operator

1993-02-26

1994-06-21

Donovan, Lincoln

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

With motor

335 71, H01H 300

Patent

active

053231317

ABSTRACT:
A molded case circuit breaker motor operator includes a keying arrangement to prevent energizing the circuit breaker unless the motor associated with the motor operator is in the proper operating mode. The keying arrangement is in the form of a rejection plate that interfaces between the circuit breaker operating handle and the motor operator driver plate.

REFERENCES:
patent: 3171920 (1962-11-01), Klein et al.
patent: 3213235 (1965-10-01), Soos, Jr.
patent: 3328731 (1967-06-01), Huska
patent: 3474363 (1969-10-01), Shaffer et al.
patent: 4982173 (1991-01-01), Meiners et al.
patent: 4990873 (1991-02-01), Grunert et al.

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