OVERCURRENT RELEASE Russian patent published in 1995 - IPC

Abstract RU 2050658 C1

FIELD: electrical engineering. SUBSTANCE: release has current sensors, power supply, rectifier, instrument resistor, overload relay, output stage, actuating electromagnet, and delay element incorporating seven resistors, two diodes, capacitor, transistor, and switch. EFFECT: improved selectivity, eliminated excessive delay settings in case of poor contact in mode selector. 2 cl, 2 dwg

Similar patents RU2050658C1

Title	Year	Author	Number
POWER INSTALLATION OVERCURRENT PROTECTIVE GEAR	1993	Kochetkov V.V.	RU2114496C1
DEVICE FOR OVERCURRENT PROTECTION OF A C ELECTRIC INSTALLATION	1999	Kochetkov V.V. Timofeev D.I.	RU2153750C1
DEVICE TESTING SERVICEABILITY OF AC OVERCURRENT PROTECTION	2000	Kochetkov V.V.	RU2199788C2
METHOD AND DEVICE FOR PROTECTING ELECTRICAL INSTALLATIONS AGAINST INADMISSIBLE SUPPLY VOLTAGE FLUCTUATIONS	2000	Kochetkov V.V.	RU2190289C2
FREQUENCY CHANGER	1999	Silkin E.M.	RU2155432C1
DEVICE FOR PROTECTING CUTOUT IN ELECTRIC CIRCUIT WITH GROUNDED NEUTRAL	2006	Vodjanitskij Jurij Grigor'Evich	RU2319269C1
DEVICE FOR CURRENT PROTECTION OF ELECTRICAL INSTALLATION	1992	Kochetkov V.V. Soldatov A.N. Suslenkov A.N. Fadeev S.V.	RU2009590C1
OVERCURRENT PROTECTIVE GEAR FOR AC INSTALLATIONS	1997	Kochetkov V.V. Timofeev D.I.	RU2137276C1
SELF-CHECKING DC VOLTAGE SUPPLY SYSTEM	0	Verlan Anatolij Fedorovich Gudimenko Anatolij Ivanovich Krivonosov Anatolij Ivanovich Kolodeev Ivan Dmitrievich Konovalyuk Valentina Stanislavovna Perederij Pavel Timofeevich Skachko Valerian Nikolaevich	SU1001298A1
LOAD OVERVOLTAGE PROTECTIVE GEAR	2002	Krynochkin I.V. Garbuzov G.G. Goncharov S.V. Kuzhekov S.L. Zoloev B.P. Ljubetskij A.P.	RU2241294C2

RU 2 050 658 C1

Authors

Kochetkov V.V.

Soldatov A.N.

Suslenkov A.N.

Dates

1995-12-20—Published

1992-09-14—Filed