Ground fault circuit breaker with test spring/contacts directly

Details Ground fault circuit breaker with test spring/contacts directly Ground fault circuit breaker with test spring/contacts directly

1992-09-11

1994-03-08

Donovan, Lincoln

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

Automatic circuit-interrupting devices

361 42, 361 17, H01H 7300

Patent

active

052935221

ABSTRACT:
A ground fault circuit breaker in which both the fixed and movable contacts of the ground fault test switch are directly secured to the printed circuit board on which the ground fault detection circuit is implemented, with the movable contact also providing the spring bias for the test button.

REFERENCES:
patent: 3566318 (1968-12-01), Gelzheiser et al.
patent: 4081852 (1978-03-01), Coley et al.
patent: 4686600 (1987-08-01), Morris et al.

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