BEAT FREQUENCY RELAY Russian patent published in 2012 - IPC H01H47/00 

Abstract RU 2447535 C1

FIELD: electricity.

SUBSTANCE: beat frequency relay contains three RS-triggers, two AND elements, four OR elements, pulse counter, clock-pulse generator, single-trip trigger, six threshold logic units.

EFFECT: improvement of operation accuracy.

2 dwg

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RU 2 447 535 C1

Authors

Borisov Ehduard Vasil'Evich

Javtushenko Ruslan Sergeevich

Anisimov Vladimir Jur'Evich

Molokanov Gennadij Gennadievich

Dates

2012-04-10Published

2010-09-22Filed