Method of A.C. insulation testing utilizing a variable inductive

Details Method of A.C. insulation testing utilizing a variable inductive Method of A.C. insulation testing utilizing a variable inductive

1974-12-05

1976-07-06

Strecker, Gerard R.

Electricity: measuring and testing

Measuring, testing, or sensing electricity, per se

Frequency of cyclic current or voltage

G01R 3112

Patent

active

039684261

ABSTRACT:
Insulation is tested by the method of connecting a variable inductive reactor across a voltage supply in parallel with a test specimen. The inductance of the reactor is varied until its reactance equals that of the sample as indicated by the supply current to the parallel circuit.

REFERENCES:
patent: 3150021 (1964-09-01), Sato
patent: 3303701 (1967-02-01), Matsuura et al.
patent: 3515986 (1970-06-01), Peschel
patent: 3781667 (1973-12-01), Tuttle
patent: 3821640 (1974-06-01), Bahder et al.

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