SG154376A1 - Vacuum switchgear - Google Patents

Vacuum switchgear

Info

Publication number
SG154376A1
SG154376A1 SG200809122-5A SG2008091225A SG154376A1 SG 154376 A1 SG154376 A1 SG 154376A1 SG 2008091225 A SG2008091225 A SG 2008091225A SG 154376 A1 SG154376 A1 SG 154376A1
Authority
SG
Singapore
Prior art keywords
contact
vacuum
fixed
operation rod
contacts
Prior art date
Application number
SG200809122-5A
Other languages
English (en)
Inventor
Masato Kobayashi
Kenji Tsuchiya
Daisuke Sugai
Original Assignee
Hitachi 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 Ltd filed Critical Hitachi Ltd
Publication of SG154376A1 publication Critical patent/SG154376A1/en

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
    • H01H33/6606—Terminal arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/58—Electric connections to or between contacts; Terminals
    • H01H1/5833—Electric connections to or between contacts; Terminals comprising an articulating, sliding or rolling contact between movable contact and terminal
    • 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
    • H01H33/02—Details
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/14—Multiple main contacts for the purpose of dividing the current through, or potential drop along, the arc
    • 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
    • H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
    • H01H33/6642—Contacts; Arc-extinguishing means, e.g. arcing rings having cup-shaped contacts, the cylindrical wall of which being provided with inclined slits to form a coil

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Vacuum Packaging (AREA)
  • Sanitary Device For Flush Toilet (AREA)
  • Glass Compositions (AREA)
SG200809122-5A 2008-01-07 2008-12-10 Vacuum switchgear SG154376A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008000399A JP4568765B2 (ja) 2008-01-07 2008-01-07 真空スイッチギヤ

Publications (1)

Publication Number Publication Date
SG154376A1 true SG154376A1 (en) 2009-08-28

Family

ID=40524726

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200809122-5A SG154376A1 (en) 2008-01-07 2008-12-10 Vacuum switchgear

Country Status (9)

Country Link
US (1) US8168909B2 (de)
EP (1) EP2077569B1 (de)
JP (1) JP4568765B2 (de)
KR (1) KR101010295B1 (de)
CN (1) CN101483113B (de)
AT (1) ATE518236T1 (de)
HK (1) HK1130941A1 (de)
SG (1) SG154376A1 (de)
TW (1) TW200941529A (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101728140B (zh) * 2008-10-27 2012-04-18 国网电力科学研究院 一种高压、超高压大电流断路器
KR101449221B1 (ko) * 2010-03-25 2014-10-08 미쓰비시덴키 가부시키가이샤 진공차단기
US8471166B1 (en) * 2011-01-24 2013-06-25 Michael David Glaser Double break vacuum interrupter
CN102789923A (zh) * 2011-05-20 2012-11-21 湖南丰日电源电气股份有限公司 户外智能型双回路柱上真空断路器
KR101147869B1 (ko) 2011-10-20 2012-05-24 (주)서전기전 아크 소호 진공밸브를 구비한 개폐장치
KR101147867B1 (ko) 2011-12-20 2012-05-24 (주)서전기전 아크 소호 진공밸브 구비한 개폐장치를 적용한 패드 마운트 스위치기어
KR101155613B1 (ko) 2012-01-10 2012-06-13 (주)서전기전 진공밸브 개폐장치를 구비한 패드 마운트 스위치기어
US20140002215A1 (en) * 2012-06-29 2014-01-02 Siemens Industry, Inc. Electrical contact apparatus, assemblies, and methods of operation
DE102016214752A1 (de) * 2016-08-09 2018-02-15 Siemens Aktiengesellschaft Verfahren zur Herstellung eines keramischen Isolators
US10872739B2 (en) * 2019-05-24 2020-12-22 Frank P Stacom Methods and systems for DC current interrupter based on thermionic arc extinction via anode ion depletion
DE102019209871A1 (de) * 2019-07-04 2021-01-07 Siemens Aktiengesellschaft Schalteinrichtung
CN111968877A (zh) * 2020-09-17 2020-11-20 安徽普众机电有限公司 一种高压真空断路器结构
US11302499B1 (en) 2020-10-07 2022-04-12 Mitsubishi Electric Power Products, Inc. Vacuum circuit breaker
CN113257616A (zh) * 2021-04-25 2021-08-13 西安交通大学 一种双断口快速真空开关及工作方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1143889A (de) * 1967-01-12
US3643047A (en) * 1970-12-10 1972-02-15 Gen Electric Series double break rod array vacuum switch
JPS50132474A (de) * 1974-04-10 1975-10-20
US3970809A (en) * 1975-02-10 1976-07-20 General Electric Company Electric circuit breaker comprising parallel-connected vacuum interrupters
JPS6220125Y2 (de) * 1979-09-06 1987-05-22
JPS58113930U (ja) * 1982-01-29 1983-08-04 株式会社日立製作所 真空しや断器
JPS58181218A (ja) * 1982-04-19 1983-10-22 株式会社日立製作所 複合型真空しや断器
JPH0713151Y2 (ja) * 1989-01-12 1995-03-29 株式会社明電舎 開閉装置
JPH04106827A (ja) * 1990-08-27 1992-04-08 Toshiba Corp 真空遮断器
DE4405206A1 (de) * 1994-02-18 1995-08-24 Abb Research Ltd Schaltvorrichtung
JP4106827B2 (ja) * 1999-09-01 2008-06-25 旭硝子株式会社 ポリウレタンウレア系樹脂の製造方法、及び合成皮革・弾性糸用ポリウレタンウレア系樹脂
DE10207892B4 (de) 2002-02-20 2004-02-05 Siemens Ag Vakuumschaltröhre mit einem Schaltkontaktstück
JP4184835B2 (ja) * 2002-03-19 2008-11-19 株式会社東芝 真空遮断装置
JP4218018B2 (ja) 2003-04-03 2009-02-04 株式会社日立製作所 真空スイッチギヤ
JP2005108766A (ja) * 2003-10-01 2005-04-21 Nissin Electric Co Ltd ２点切り真空遮断器
JP4731194B2 (ja) 2005-04-07 2011-07-20 Ｈｏｙａ株式会社 内視鏡用光源装置
JP4841875B2 (ja) * 2005-06-29 2011-12-21 株式会社日立製作所 真空絶縁スイッチギヤ
JP2007014087A (ja) 2005-06-29 2007-01-18 Hitachi Ltd 真空絶縁スイッチギヤ

Also Published As

Publication number Publication date
EP2077569B1 (de) 2011-07-27
KR101010295B1 (ko) 2011-01-25
HK1130941A1 (en) 2010-01-08
ATE518236T1 (de) 2011-08-15
EP2077569A1 (de) 2009-07-08
JP2009163977A (ja) 2009-07-23
CN101483113B (zh) 2012-05-23
US8168909B2 (en) 2012-05-01
US20090173719A1 (en) 2009-07-09
CN101483113A (zh) 2009-07-15
JP4568765B2 (ja) 2010-10-27
TWI375247B (de) 2012-10-21
KR20090076788A (ko) 2009-07-13
TW200941529A (en) 2009-10-01

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