Removable keypad for an electronic circuit breaker

Details Removable keypad for an electronic circuit breaker Removable keypad for an electronic circuit breaker

H - Electricity

01

H

H01H 71/10 (2006.01) H01H 13/70 (2006.01) H02H 3/00 (2006.01)

Patent

CA 2167007

This invention relates to the removable keypad that controls the electronic trip unit used within state-of-art electronic circuit breakers. The keypad provides a convenient means of inputting and displaying relevant circuit interruption information. Unauthorized access to the trip unit settings is prevented by blocking off the keypad "ENTER" key while still allowing access to the keypad's remaining function keys.

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