Faulted current indicator

Details Faulted current indicator Faulted current indicator

2007-01-23

2007-01-23

Leja, Ronald (Department: 2836)

Electricity: electrical systems and devices

Safety and protection of systems and devices

With specific current responsive fault sensor

C340S638000

Reexamination Certificate

active

11028700

ABSTRACT:
Faulted current indicator. Apparatus and method for observing the status of faulted current interrupters for high voltage transmission lines are described. Light emitting diodes powered by a photovoltaic voltage source are used to identify interrupters which have been tripped.

REFERENCES:
patent: H000248 (1987-04-01), Middlebrooks
patent: 4931778 (1990-06-01), Guajardo
patent: 5438225 (1995-08-01), Berger
patent: 5493278 (1996-02-01), Mackenzie et al.
patent: 5546266 (1996-08-01), Mackenzie et al.
patent: 6774803 (2004-08-01), Tiffin
patent: 6927695 (2005-08-01), Hayden

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