Title:
GAS-INSULATED SWITCHING DEVICE AND GAS CIRCUIT BREAKER
Document Type and Number:
WIPO Patent Application WO/2007/032344
Kind Code:
A1
Abstract:
[PROBLEMS] To provide a gas-insulated switching device which employs an alternative
gas to SF6 as the insulation gas, and shows little environmental load,
high insulation resistance and excellent gas circuit-breaking performance.
[MEANS FOR SOLVING PROBLEMS] A gas-insulated switching device comprising a
switching unit included in a container having an insulation gas filled therein,
wherein the insulation gas contains CF3I and CO2 and the
fractional pressure of CF3I is 15% or greater.
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Inventors:
YANABU, Satoru (2 Kanda-Nishiki-cho 2-chome, Chiyoda-k, Tokyo 57, 1018457, JP)
柳父 悟 (〒57 東京都千代田区神田錦町２丁目２番地 東京電機大学内 Tokyo, 1018457, JP)
柳父 悟 (〒57 東京都千代田区神田錦町２丁目２番地 東京電機大学内 Tokyo, 1018457, JP)
Application Number:
JP2006/318062
Publication Date:
March 22, 2007
Filing Date:
September 12, 2006
Export Citation:
Assignee:
TOKYO DENKI UNIVERSITY (2 Kanda-Nishiki-cho 2-chome, Chiyoda-ku Tokyo, 57, 1018457, JP)
学校法人 東京電機大学 (〒57 東京都千代田区神田錦町２丁目２番地 Tokyo, 1018457, JP)
TOSOH F-TECH, INC. (4988 banchi, Kaisei-cho Shunan-shi, Yamaguchi, 746-0006, JP)
東ソー・エフテック株式会社 (〒06 山口県周南市開成町４９８８番地 Yamaguchi, 746-0006, JP)
学校法人 東京電機大学 (〒57 東京都千代田区神田錦町２丁目２番地 Tokyo, 1018457, JP)
TOSOH F-TECH, INC. (4988 banchi, Kaisei-cho Shunan-shi, Yamaguchi, 746-0006, JP)
東ソー・エフテック株式会社 (〒06 山口県周南市開成町４９８８番地 Yamaguchi, 746-0006, JP)
International Classes:
H02B13/055; H01H33/22; H02B13/02
Attorney, Agent or Firm:
MIZUNO, Katsufumi et al. (721 Marunouchi-Nakadori Bldg, 2-3 Marunouchi 2-chom, Chiyoda-ku Tokyo 05, 1000005, JP)
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