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2 051 452

(13)

(51)

IPC

(21) (22)

Application

5048540/11, 1992-05-18

(22)

Actual filing date

1992-05-18

(45)

Published

1995-12-27

(72)

Inventor

Novikov O.I.

(73)

Holder

Ural'Skoe Otdelenie Vserossijskogo Nauchno-Issledovatel'Skogo Instituta Zheleznodorozhnogo Transporta

GROUND FAULT PROTECTIVE DEVICE FOR TWO-WIRE ELECTRIC CIRCUITS OF TRANSPORT VEHICLES Russian patent published in 1995 - IPC

Abstract RU 2051452 C1

FIELD: electrical engineering. SUBSTANCE: device has resistors, switch 10, ground fault indicating unit incorporating relay and warning device that has indicators 15 and 16. EFFECT: improved functional efficiency due to detection of wire with ground fault and storage of this information upon de-energizing circuits being protected. 2 dwg

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RU 2 051 452 C1

Authors

Novikov O.I.

Dates

1995-12-27—Published

1992-05-18—Filed