SG145627A1 - Switchgear - Google Patents

Switchgear

Info

Publication number
SG145627A1
SG145627A1 SG200801009-2A SG2008010092A SG145627A1 SG 145627 A1 SG145627 A1 SG 145627A1 SG 2008010092 A SG2008010092 A SG 2008010092A SG 145627 A1 SG145627 A1 SG 145627A1
Authority
SG
Singapore
Prior art keywords
switchgear
type vacuum
insulating member
movable
main circuit
Prior art date
Application number
SG200801009-2A
Other languages
English (en)
Inventor
Takashi Sato
Kenji Tsuchiya
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 SG145627A1 publication Critical patent/SG145627A1/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
    • H01H33/666—Operating arrangements
    • H01H33/6661—Combination with other type of switch, e.g. for load break switches
    • 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
    • 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
    • H01H1/5822—Flexible connections 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
    • H01H33/60—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
    • H01H33/666—Operating arrangements
    • H01H2033/6668—Operating arrangements with a plurality of interruptible circuit paths in single vacuum chamber
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/003—Earthing switches
    • 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

Landscapes

  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Gas-Insulated Switchgears (AREA)
SG200801009-2A 2007-02-14 2008-02-05 Switchgear SG145627A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007033006 2007-02-14

Publications (1)

Publication Number Publication Date
SG145627A1 true SG145627A1 (en) 2008-09-29

Family

ID=39445798

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200801009-2A SG145627A1 (en) 2007-02-14 2008-02-05 Switchgear

Country Status (9)

Country Link
US (1) US8354607B2 (ja)
EP (1) EP1959471B1 (ja)
JP (1) JP5060328B2 (ja)
KR (1) KR101052604B1 (ja)
CN (1) CN101246788B (ja)
DE (1) DE602008000912D1 (ja)
HK (1) HK1124168A1 (ja)
SG (1) SG145627A1 (ja)
TW (1) TW200841371A (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5235620B2 (ja) * 2008-11-14 2013-07-10 株式会社日立製作所 真空スイッチギヤ
JP4906892B2 (ja) * 2009-08-12 2012-03-28 株式会社日立製作所 スイッチギヤ
JP5556237B2 (ja) * 2010-02-26 2014-07-23 オムロン株式会社 スイッチ
WO2013046745A1 (ja) 2011-09-28 2013-04-04 三菱電機株式会社 タンク型真空遮断器
JP5921269B2 (ja) * 2012-03-14 2016-05-24 株式会社日立製作所 スイッチギヤ
CN103632882A (zh) * 2013-12-10 2014-03-12 戴顿（重庆）高压开关有限公司 三工位隔离开关-真空开关一体化绝缘体
CN108199289A (zh) * 2018-03-16 2018-06-22 厦门业盛电气有限公司 固体绝缘环网柜
GB2582172B (en) * 2019-03-13 2022-10-19 As Tavrida Electric Exp Insulated switchgear for electrical power systems
WO2024183894A1 (en) * 2023-03-07 2024-09-12 Hitachi Energy Ltd Fast earthing switch

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3061568D1 (en) * 1979-03-23 1983-02-17 Meidensha Electric Mfg Co Ltd Vacuum circuit interrupter
JP3905266B2 (ja) * 1999-10-26 2007-04-18 三菱電機株式会社 真空絶縁スイッチギヤ
JP2000306474A (ja) * 1999-04-19 2000-11-02 Mitsubishi Electric Corp スイッチギヤ
AU3629199A (en) * 1999-05-07 2000-11-21 Mitsubishi Denki Kabushiki Kaisha Vacuum switch gear
JP3577247B2 (ja) * 1999-11-10 2004-10-13 三菱電機株式会社 スイッチギア
JP4004012B2 (ja) 2000-11-14 2007-11-07 株式会社東芝 密閉形スイッチギヤ
JP2004056957A (ja) 2002-07-23 2004-02-19 Meidensha Corp 開閉装置
TWI263236B (en) * 2003-05-19 2006-10-01 Hitachi Ltd Vacuum switchgear
JP4360234B2 (ja) * 2004-03-12 2009-11-11 三菱電機株式会社 ガス絶縁開閉装置
JP4162664B2 (ja) * 2005-02-22 2008-10-08 株式会社日立製作所 真空スイッチギヤ
JP4309386B2 (ja) * 2005-09-22 2009-08-05 株式会社東芝 スイッチギア

Also Published As

Publication number Publication date
JP5060328B2 (ja) 2012-10-31
HK1124168A1 (en) 2009-07-03
KR20080076726A (ko) 2008-08-20
DE602008000912D1 (de) 2010-05-20
US8354607B2 (en) 2013-01-15
JP2008226830A (ja) 2008-09-25
US20080190895A1 (en) 2008-08-14
CN101246788B (zh) 2012-07-18
KR101052604B1 (ko) 2011-07-29
CN101246788A (zh) 2008-08-20
EP1959471B1 (en) 2010-04-07
TW200841371A (en) 2008-10-16
TWI375246B (ja) 2012-10-21
EP1959471A1 (en) 2008-08-20

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