ARC-EXTINGUISHING SYSTEM Russian patent published in 2009 - IPC H01H9/30 H01H33/04

Abstract RU 2366022 C1

FIELD: electrical engineering.

SUBSTANCE: invention relates to electrical engineering, particularly to a protective switching apparatus, and can be used in protective contact switching apparatus. The arc-extinguishing system has a section, made from a set of arc-extinguishing and spark-extinguishing plates, insulated from each other by a set of insulating plates. The arc-extinguishing plates have a circular shape, have a groove in form of a sector with an acute angle and can rotate about their axis.

EFFECT: increased cooling rate of the arc and its effective extinguishing with reduction of the size of the arc-extinguishing system.

2 dwg

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RU 2 366 022 C1

Authors

Muradov Ehl'Khan Shakhbaba Ogly

Dates

2009-08-27—Published

2008-07-14—Filed