Current-voltage transformer for electronic house-service meter

Details Current-voltage transformer for electronic house-service meter Current-voltage transformer for electronic house-service meter

1991-01-18

1993-01-05

Nguyen, Vinh

Electricity: measuring and testing

Measuring, testing, or sensing electricity, per se

With coupling means

324117R, 336178, G01R 3300, G01R 3302

Patent

active

051774330

ABSTRACT:
The current transformer of an electronic house-service meter has a ferromagnetic core which, except for an air gap, is closed. A measuring coil is inserted in the air gap and is fastened, and dimensioned so that it lies within the cross sectional area of the core.

REFERENCES:
patent: 1961823 (1934-06-01), Garton
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patent: 2920297 (1960-01-01), Spicer
patent: 3603864 (1971-09-01), Thaler
patent: 3649912 (1972-03-01), Nakamura
patent: 3812428 (1974-05-01), Trenkler
patent: 4706017 (1987-11-01), Wilson
patent: 4794360 (1988-12-01), van Mensvoort
patent: 4894610 (1990-01-01), Friedl

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