Circuit breaker having improved stab assembly

Details Circuit breaker having improved stab assembly Circuit breaker having improved stab assembly

H - Electricity

01

H

306/272, 306/349

H01H 1/50 (2006.01) H01H 1/46 (2006.01) H02B 11/04 (2006.01)

Patent

CA 1265178

ABSTRACT OF THE DISCLOSURE A plug-in type electric circuit breaker utilizing a detachably fastened stab assembly for interconnecting the circuit breaker to current carrying members such as bus bars. The stab assembly incorporates a plurality of opposed, independently movable spring-biased contact fingers having limited axial and arcuate motion allowing for good electrical and mechanical interconnection between misaligned circuit breakers and bus bars and reduction in the amount of force required for installation while pre- venting the engagement of the circuit breaker with over- sized or undersized conductors.

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