Handle extender for molded case circuit breaker actuator mechani

Electricity: circuit makers and breakers – Electric switch details – Actuators

Patent

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Details

200337, 16115, 74544, 74546, H01H 320

Patent

active

051936666

ABSTRACT:
A remote actuator for an enclosed molded case circuit breaker or disconnect switch utilizes an actuator cable connection with the circuit breaker operating handle in a "pull-pull" arrangement. The cable is arranged in an endless loop between the actuator handle and the circuit breaker operating handle. Moving the actuator handle in a first direction pulls the circuit breaker operating handle to its ON position while moving the actuator handle in an opposite direction pulls the circuit breaker operating handle to its OFF positoin. A retractable handle extender on the actuator handle increases the torquing force applied to the actuator handle and the circuit breaker operating handle.

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Serial No. 561,760 entitled "Molded Case Circuit Breaker Variable Actuator Mechanism", filed Aug. 2, 1990, Robarge et al.

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