Electronic protection devices for circuit-breakers and...

Details Electronic protection devices for circuit-breakers and... Electronic protection devices for circuit-breakers and...

2005-04-05

2009-08-25

Wong, Albert K (Department: 2612)

Communications: electrical

Continuously variable indicating

Combined

C361S062000, C361S063000, C361S065000

Reexamination Certificate

active

07579963

ABSTRACT:
A protection device for circuit-breakers that comprises a wireless communication system for transmitting locally, to a dedicated computerized device, information corresponding to measurements of electrical quantities, to the setting of the parameters typical of the protection functions, or to diagnostics information corresponding to the electrical system, to the circuit-breaker or to the protection device itself.

REFERENCES:
patent: 3597689 (1971-08-01), Ferrell
patent: 3932735 (1976-01-01), Giras
patent: 4264960 (1981-04-01), Gurr
patent: 4278970 (1981-07-01), Streczyn et al.
patent: 4308511 (1981-12-01), Borona
patent: 5270658 (1993-12-01), Epstein
patent: 2002/0075616 (2002-06-01), Montjean
patent: 2003/0006905 (2003-01-01), Shieh et al.
patent: 2003/0151489 (2003-08-01), Shbiro et al.
patent: 100 31 963 (2002-02-01), None
patent: WO-02/45230 (2002-06-01), None

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