Electronic trip units with limited read/write access

Details Electronic trip units with limited read/write access Electronic trip units with limited read/write access

H - Electricity

01

H

H01H 71/00 (2006.01) H01H 73/00 (2006.01)

Patent

CA 2638685

A method of limiting read/write access of information stored on an electronic trip unit, and an electronic trip unit with limited read/write access to information stored thereon, are disclosed herein. The method includes requesting a valid password on one of a communication port of the electronic trip unit and a display device of the electronic trip unit, receiving a password at a processor of the electronic trip unit in response to the request, determining if the received password is valid based on password information stored on a memory of the electronic trip unit, and limiting read/write access of information stored on the electronic trip unit based on the determination. The electronic trip unit is configured to perform the method.

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