EP3770938A4 - Solid dielectric vacuum switchgear - Google Patents

Solid dielectric vacuum switchgear Download PDF

Info

Publication number
EP3770938A4
EP3770938A4 EP19770731.8A EP19770731A EP3770938A4 EP 3770938 A4 EP3770938 A4 EP 3770938A4 EP 19770731 A EP19770731 A EP 19770731A EP 3770938 A4 EP3770938 A4 EP 3770938A4
Authority
EP
European Patent Office
Prior art keywords
solid dielectric
vacuum switchgear
dielectric vacuum
switchgear
solid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP19770731.8A
Other languages
German (de)
French (fr)
Other versions
EP3770938A1 (en
Inventor
Yasuaki Nakayama
Takashi Sato
Masato Yabu
Kozo Tamura
Yuuki Tai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Industrial Equipment Systems Co Ltd
Original Assignee
Hitachi Industrial Equipment Systems Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Industrial Equipment Systems Co Ltd filed Critical Hitachi Industrial Equipment Systems Co Ltd
Publication of EP3770938A1 publication Critical patent/EP3770938A1/en
Publication of EP3770938A4 publication Critical patent/EP3770938A4/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/662—Housings or protective screens
    • H01H33/66261—Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/662—Housings or protective screens
    • H01H33/66207—Specific housing details, e.g. sealing, soldering or brazing
    • H01H2033/6623—Details relating to the encasing or the outside layers of the vacuum switch housings
EP19770731.8A 2018-03-19 2019-02-12 Solid dielectric vacuum switchgear Pending EP3770938A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018050985A JP6933598B2 (en) 2018-03-19 2018-03-19 Solid insulation type vacuum switch
PCT/JP2019/004839 WO2019181271A1 (en) 2018-03-19 2019-02-12 Solid dielectric vacuum switchgear

Publications (2)

Publication Number Publication Date
EP3770938A1 EP3770938A1 (en) 2021-01-27
EP3770938A4 true EP3770938A4 (en) 2022-03-09

Family

ID=67987017

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19770731.8A Pending EP3770938A4 (en) 2018-03-19 2019-02-12 Solid dielectric vacuum switchgear

Country Status (4)

Country Link
EP (1) EP3770938A4 (en)
JP (1) JP6933598B2 (en)
CN (1) CN111837213B (en)
WO (1) WO2019181271A1 (en)

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD241810A1 (en) * 1985-10-16 1986-12-24 Buchwitz Otto Starkstrom SWITCHPOL FOR CIRCUIT BREAKER
US6373015B1 (en) * 2000-01-03 2002-04-16 Eaton Corporation Integral load connector module
JP4074068B2 (en) * 2001-04-19 2008-04-09 株式会社東芝 Switchgear
JP2003111225A (en) * 2001-10-02 2003-04-11 Toshiba Corp Switchgear
KR20050110064A (en) * 2004-05-17 2005-11-22 주식회사 비츠로테크 Embeded vacuum interrupter in epoxy barrier for vacuum circuit breaker
CN101859662A (en) * 2010-06-28 2010-10-13 郑文秀 Cross full-shielded vacuum circuit breaker
JP5565236B2 (en) 2010-09-22 2014-08-06 日新電機株式会社 Vacuum circuit breaker and switchgear
DE112011103758B4 (en) * 2010-11-12 2017-03-23 Mitsubishi Electric Corp. Gas-insulated switching device
JP5452555B2 (en) * 2011-08-29 2014-03-26 株式会社日立製作所 Switchgear and switchgear operating method
CN102882149B (en) * 2012-09-07 2015-12-23 北海银河开关设备有限公司 Solid insulation pole moved end screening arrangement
JP6328998B2 (en) * 2014-05-22 2018-05-23 株式会社日立産機システム Unit switch, switchgear, and railway vehicle
CN104201042A (en) * 2014-09-04 2014-12-10 麦克奥迪（厦门）电气股份有限公司 Polar column inner chamber shielding structure of solid insulation switch
CN104269316B (en) * 2014-09-10 2018-03-02 平高集团有限公司 Pole and the solid insulation ring main unit using the pole
JP6382069B2 (en) * 2014-10-30 2018-08-29 株式会社日立産機システム Switchgear
JP2016219175A (en) * 2015-05-18 2016-12-22 株式会社東芝 Resin molded vacuum valve and manufacturing method
JP6716209B2 (en) 2015-07-08 2020-07-01 株式会社東芝 Epoxy resin insulation vacuum valve
CN106128850A (en) * 2016-08-24 2016-11-16 厦门普力维电气科技有限公司 A kind of outdoor high-voltage pole or automatic circuit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
CN111837213A (en) 2020-10-27
EP3770938A1 (en) 2021-01-27
JP2019164900A (en) 2019-09-26
CN111837213B (en) 2022-08-26
JP6933598B2 (en) 2021-09-08
WO2019181271A1 (en) 2019-09-26

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