AC 800kV outdoor rod shaped supporting column porcelain insulator

The utility model relates to a high voltage insulator, and discloses an outdoor DC 800kV rod porcelain insulator comprising an upper porcelain insulator component, a middle porcelain insulator component and a lower porcelain insulator component which are connected via flanges, and the umbrella shape...

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Bibliographic Details
Main Authors ZHAO SHUPING, AN LAMEI, SUN YANYUN, ZHANG JINDONG
Format Patent
LanguageChinese
English
Published 10.06.2009
Subjects
BASIC ELECTRIC ELEMENTS
CABLES
CONDUCTORS
ELECTRICITY
INSULATORS
SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES
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Summary:The utility model relates to a high voltage insulator, and discloses an outdoor DC 800kV rod porcelain insulator comprising an upper porcelain insulator component, a middle porcelain insulator component and a lower porcelain insulator component which are connected via flanges, and the umbrella shape of the porcelain insulator components is of an open large-small umbrella structure. The heights of the upper porcelain insulator component and the middle porcelain insulator component are all 2300mm, and the height of the lower component is 2200mm. The extension lengths of a large umbrella and a small umbrella are respectively 65mm and 50mm, the umbrella spacing is 75mm, and the ratio of the umbrella spacing to the extension length of the large umbrella is 1.15.
Bibliography:Application Number: CN2008229539U