Title:
SWITCHGEAR
Document Type and Number:
WIPO Patent Application WO/2018/131179
Kind Code:
A1
Abstract:
Provided is a highly reliable metal-enclosed switchgear that has a plurality of compartments inside, wherein when a high-temperature high-pressure gas (hot gas) has thermally expanded inside some of the compartments due to an arc accident or the like, it is possible to curb the effect thereof on the other compartments. The metal-enclosed switchgear has an inner space which is divided into a plurality of compartments by partition walls, and is characterized in that some of the partition walls are provided with an explosion-proof filter that uses a sintered metal.
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Inventors:
WATANABE NAOYA (JP)
MAKIYAMA FUMIO (JP)
HONMA MASAHIRO (JP)
HORII CHIHIRO (JP)
SAWADA MASASHI (JP)
KATOU TAKASHI (JP)
MAKIYAMA FUMIO (JP)
HONMA MASAHIRO (JP)
HORII CHIHIRO (JP)
SAWADA MASASHI (JP)
KATOU TAKASHI (JP)
Application Number:
PCT/JP2017/014830
Publication Date:
July 19, 2018
Filing Date:
April 11, 2017
Export Citation:
Assignee:
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD (JP)
International Classes:
H02B1/28; H02B1/56
Foreign References:
| JP2009171833A | 2009-07-30 | |||
| JPS5452653U | 1979-04-11 | |||
| JP2013011744A | 2013-01-17 | |||
| JP2011223721A | 2011-11-04 | |||
| JP2011259600A | 2011-12-22 |
Other References:
See also references of EP 3570393A4
Attorney, Agent or Firm:
POLAIRE I.P.C. (JP)
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