Programming device for a circuit breaker

Details Programming device for a circuit breaker Programming device for a circuit breaker

H - Electricity

01

H

H01H 47/00 (2006.01) H02H 3/00 (2006.01)

Patent

CA 2130772

ABSTRACT OF THE DISCLOSURE A portable programming device is provided for communicating with and downloading tripping characteristics to a circuit breaker electronic trip unit. The programming device incorporates an umbilical cable which is attached to a connector on the trip unit, over which power is supplied to the trip unit and data is exchanged, a keypad with function keys including On/Off, Function, Breaker/Pane, Sensor and Program keys, and a LCD display which is capable of showing pertinent parameterssuch as circuit breaker type, sensor size, pickup and delay settings, current flowing through the circuit breaker and the trip characteristics to be downloaded to the trip unit. The portable programming device has a provision to operate from power supplied by a built in battery or from an external AC adapter. The programming device is presented with a fiber optic cable which, when coupled to a trip unit which is attached to a powered circuit breaker, can pass data to the device display.

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