THREE-PHASE MOTOR PROTECTIVE GEAR Russian patent published in 1998 - IPC

Abstract RU 2104602 C1

FIELD: relay protection. SUBSTANCE: protective gear is provided with newly introduced reverse-sequence voltage filter, rectifier bridge, and final sensing relay responding to voltage equilibrium. EFFECT: improved sensitivity and reduced operating time of protective gear in case of turn-to-turn fault or phase-failure. 1 dwg

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RU 2 104 602 C1

Authors

Zabuga A.F.

Dates

1998-02-10Published

1993-06-10Filed