EP1120804A4 - Vacuum switch and vacuum switchgear using the switch - Google Patents

Vacuum switch and vacuum switchgear using the switch

Info

Publication number
EP1120804A4
EP1120804A4 EP99933192A EP99933192A EP1120804A4 EP 1120804 A4 EP1120804 A4 EP 1120804A4 EP 99933192 A EP99933192 A EP 99933192A EP 99933192 A EP99933192 A EP 99933192A EP 1120804 A4 EP1120804 A4 EP 1120804A4
Authority
EP
European Patent Office
Prior art keywords
switch
vacuum
opening
switchgear
breaker
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.)
Withdrawn
Application number
EP99933192A
Other languages
German (de)
French (fr)
Other versions
EP1120804A1 (en
Inventor
Satoru Kajiwara
Toru Tanimizu
Yoshiyasu Watanabe
Takuya Okada
Yoshitomo Goto
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 Ltd
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 EP1120804A1 publication Critical patent/EP1120804A1/en
Publication of EP1120804A4 publication Critical patent/EP1120804A4/en
Withdrawn legal-status Critical Current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
    • 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
    • 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
    • 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
    • H01H1/00—Contacts
    • H01H1/58—Electric connections to or between contacts; Terminals
    • H01H1/5822—Flexible connections between movable contact and terminal
    • H01H2001/5827—Laminated connections, i.e. the flexible conductor is composed of a plurality of thin flexible conducting layers
    • 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
    • H01H33/6606—Terminal arrangements
    • 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
    • H01H33/6664—Operating arrangements with pivoting movable contact structure

Landscapes

  • Gas-Insulated Switchgears (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)

Abstract

A vacuum switch suitable for a power receiving and distributing equipment in which the simplification and reliability of a structure is made compatible with each other, and a vacuum switchgear using the switch, wherein opening and closing parts are assembled in a vacuum container, a breaker, an earthing device, and a disconnecting switch each having an opening and closing part are provided, the vacuum container is divided at least into two chambers, and the opening and closing part of the breaker is installed in one chamber and the opening and closing parts of the earth device and disconnect switch are installed in the other chamber.
EP99933192A 1998-10-05 1999-07-30 Vacuum switch and vacuum switchgear using the switch Withdrawn EP1120804A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP28220198 1998-10-05
JP28220198 1998-10-05
PCT/JP1999/004116 WO2000021106A1 (en) 1998-10-05 1999-07-30 Vacuum switch and vacuum switchgear using the switch

Publications (2)

Publication Number Publication Date
EP1120804A1 EP1120804A1 (en) 2001-08-01
EP1120804A4 true EP1120804A4 (en) 2004-03-17

Family

ID=17649394

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99933192A Withdrawn EP1120804A4 (en) 1998-10-05 1999-07-30 Vacuum switch and vacuum switchgear using the switch

Country Status (4)

Country Link
EP (1) EP1120804A4 (en)
KR (1) KR100370485B1 (en)
CN (1) CN1273685A (en)
WO (1) WO2000021106A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005062325A1 (en) * 2003-12-19 2005-07-07 Mitsubishi Denki Kabushiki Kaisha Disconnector
JP2006309944A (en) * 2005-04-26 2006-11-09 Hitachi Ltd Vacuum switch
JP4841875B2 (en) * 2005-06-29 2011-12-21 株式会社日立製作所 Vacuum insulated switchgear
US7724489B2 (en) 2007-08-18 2010-05-25 Ema Electromecanica S.A. Circuit breaker with high speed mechanically-interlocked grounding switch
FR2933529B1 (en) * 2008-07-07 2010-09-03 Areva T & D Ag DISCONNECT DEVICE FOR SEPARATING OR CONNECTING TWO PARTS OF AN ELECTRIC CIRCUIT AMONG WHICH A VOLTAGE TRANSFORMER
KR101100710B1 (en) * 2010-06-11 2011-12-30 엘에스산전 주식회사 Circuit breaker for underground distribution line
EP3896711B1 (en) * 2020-04-14 2023-07-26 Siemens Aktiengesellschaft Dielectric shield for a switching device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3883709A (en) * 1973-12-07 1975-05-13 Allis Chalmers Vacuum capacitor switch having grounding switch means
EP0766277A2 (en) * 1995-09-27 1997-04-02 Hitachi, Ltd. Insulated type switching device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59128142U (en) * 1983-02-14 1984-08-29 株式会社東芝 vacuum switch
JPS61277125A (en) * 1985-05-31 1986-12-08 株式会社東芝 Compound type hybrid switchgear
JPH0724762Y2 (en) * 1990-07-16 1995-06-05 株式会社井上電機製作所 Tank type circuit breaker
JP3202340B2 (en) * 1992-03-31 2001-08-27 株式会社東芝 Power receiving equipment
JPH0654418A (en) * 1992-07-24 1994-02-25 Toshiba Corp Switchgear

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3883709A (en) * 1973-12-07 1975-05-13 Allis Chalmers Vacuum capacitor switch having grounding switch means
EP0766277A2 (en) * 1995-09-27 1997-04-02 Hitachi, Ltd. Insulated type switching device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO0021106A1 *

Also Published As

Publication number Publication date
EP1120804A1 (en) 2001-08-01
KR100370485B1 (en) 2003-01-29
CN1273685A (en) 2000-11-15
KR20010030668A (en) 2001-04-16
WO2000021106A1 (en) 2000-04-13

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20010430

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A4 Supplementary search report drawn up and despatched

Effective date: 20040203

RBV Designated contracting states (corrected)

Designated state(s): DE FR GB

STAA Information on the status of an ep patent application or granted ep patent

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18D Application deemed to be withdrawn

Effective date: 20040203