DC Ground fault detector wherein fault is sensed by noting imbal

Details DC Ground fault detector wherein fault is sensed by noting imbal DC Ground fault detector wherein fault is sensed by noting imbal

1980-05-27

1983-02-01

Strecker, Gerard R.

Electricity: measuring and testing

Measuring, testing, or sensing electricity, per se

Frequency of cyclic current or voltage

324117R, 340651, G01R 3102, G01R 1910, G01R 3300

Patent

active

043718329

ABSTRACT:
A dc ground fault detector in which ground fault is sensed by noting an imbalance of magnetic flux due to a pair of windings on a toroidal core.

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patent: 3353065 (1967-11-01), Bassani
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patent: 3996513 (1976-12-01), Butler
patent: 4011507 (1977-03-01), Rossell
patent: 4021729 (1977-05-01), Hudson
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patent: 4188574 (1980-02-01), Allington
patent: 4276510 (1981-06-01), Tompkins et al.
patent: 4293813 (1981-10-01), Groenenboom

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