EP1041593A3 - Switch gear and power switching apparatus - Google Patents

Switch gear and power switching apparatus Download PDF

Info

Publication number
EP1041593A3
EP1041593A3 EP00107014A EP00107014A EP1041593A3 EP 1041593 A3 EP1041593 A3 EP 1041593A3 EP 00107014 A EP00107014 A EP 00107014A EP 00107014 A EP00107014 A EP 00107014A EP 1041593 A3 EP1041593 A3 EP 1041593A3
Authority
EP
European Patent Office
Prior art keywords
contact piece
switch gear
fixed contact
electrically connected
power switching
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.)
Granted
Application number
EP00107014A
Other languages
German (de)
French (fr)
Other versions
EP1041593B1 (en
EP1041593A2 (en
Inventor
Toshimasa Maruyama
Toshifumi Sato
Seiichi Miyamoto
Takayuki Itotani
Minoru Kobayashi
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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
Priority claimed from JP09558399A external-priority patent/JP3775939B2/en
Priority claimed from JP30373299A external-priority patent/JP3905266B2/en
Priority claimed from JP35322299A external-priority patent/JP3758435B2/en
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of EP1041593A2 publication Critical patent/EP1041593A2/en
Publication of EP1041593A3 publication Critical patent/EP1041593A3/en
Application granted granted Critical
Publication of EP1041593B1 publication Critical patent/EP1041593B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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
    • H01H33/662—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
    • 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
    • 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
    • H01H33/662—Housings or protective screens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/12—Means for earthing parts of switch not normally conductively connected to the contacts

Landscapes

  • Gas-Insulated Switchgears (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Transmission Devices (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Air Bags (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Push-Button Switches (AREA)

Abstract

The switch gear comprises: a switching mechanism including a first fixed contact piece 21a to be electrically connected to a bus, a first movable contact piece 22a to be contacted with and removed from the first fixed contact piece 21a, a second fixed contact piece 31a to be electrically connected to the first movable contact piece 22a and also to be electrically connected to a transmission cable, and a second movable contact piece 32a to be contacted with and removed from the second fixed contact piece 31a and also to be grounded externally; a vacuum container 10 for storing the switching mechanism therein; and, an insulating mold 60 for covering the vacuum container 10, the mold 60 including on the surface thereof a conductive layer 60a for grounding. <IMAGE>
EP00107014A 1999-04-01 2000-03-31 Switch gear and power switching apparatus Expired - Lifetime EP1041593B1 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP9558399 1999-04-01
JP09558399A JP3775939B2 (en) 1999-04-01 1999-04-01 Switchgear
JP30373299A JP3905266B2 (en) 1999-10-26 1999-10-26 Vacuum insulated switchgear
JP30373299 1999-10-26
JP35322299 1999-12-13
JP35322299A JP3758435B2 (en) 1999-12-13 1999-12-13 Power switch

Publications (3)

Publication Number Publication Date
EP1041593A2 EP1041593A2 (en) 2000-10-04
EP1041593A3 true EP1041593A3 (en) 2002-12-04
EP1041593B1 EP1041593B1 (en) 2004-09-15

Family

ID=27307859

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00107014A Expired - Lifetime EP1041593B1 (en) 1999-04-01 2000-03-31 Switch gear and power switching apparatus

Country Status (8)

Country Link
EP (1) EP1041593B1 (en)
KR (1) KR100370934B1 (en)
CN (1) CN1173378C (en)
AT (1) ATE276580T1 (en)
DE (1) DE60013673T2 (en)
HK (1) HK1030093A1 (en)
SG (1) SG87097A1 (en)
TW (1) TW512565B (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4537569B2 (en) * 2000-04-24 2010-09-01 三菱電機株式会社 Vacuum insulated switchgear and manufacturing method thereof
JPWO2003088290A1 (en) * 2002-04-12 2005-08-25 三菱電機株式会社 Vacuum valve
US7239490B2 (en) * 2003-09-22 2007-07-03 Eaton Corporation Medium voltage vacuum circuit interrupter
JP4169024B2 (en) 2005-09-13 2008-10-22 株式会社日立製作所 Vacuum switchgear
CN101310351B (en) * 2006-01-20 2011-04-13 日本写真印刷株式会社 Capacitive light emitting switch and light emitting switch element used therefor
US7880111B2 (en) * 2006-03-27 2011-02-01 Mitsubishi Electric Corporation Switchgear and method of fabricating the same
DE102006042101B4 (en) 2006-09-07 2008-09-25 Switchcraft Europe Gmbh Vacuum switch for medium and high voltages
JP4869043B2 (en) * 2006-11-30 2012-02-01 三菱電機株式会社 Ground switch
EP2071687A1 (en) * 2007-12-10 2009-06-17 ABB Technology AG Medium-voltage or high-voltage switchgear assembly
FR2925755B1 (en) * 2007-12-21 2012-08-03 Schneider Electric Ind Sas INSULATION OF VACUUM BULB TYPE CUTTING DEVICE BY OVERMOLDING
TWI416568B (en) 2008-06-30 2013-11-21 Hitachi Ltd Vacuum switch and vacuum switch mechanism
JP4729600B2 (en) * 2008-06-30 2011-07-20 株式会社日立製作所 Vacuum switchgear
JP5107276B2 (en) * 2009-01-30 2012-12-26 株式会社日立製作所 Vacuum insulated switchgear
CN102683095A (en) * 2011-03-18 2012-09-19 吉林永大电气开关有限公司 Direct current vacuum circuit breaker
CN103021726B (en) * 2012-12-27 2015-04-29 浙江雷安电气有限公司 Solid insulating cylinder
CN103325609B (en) * 2013-05-31 2016-04-13 陈波 Middle pressure opening-closing capacitor bank vacuum switch
CN108336667B (en) * 2016-10-09 2019-12-17 广东电网有限责任公司肇庆供电局 electric power waterproof sealing ammeter block terminal
CN107731608B (en) * 2017-11-08 2024-04-12 北京北开电气股份有限公司 High-voltage insulation multi-circle transmission structure
CN111627747A (en) * 2020-06-29 2020-09-04 成都彩佳角商贸有限公司 Vacuum circuit breaker

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD85798A (en) *
GB1029471A (en) * 1962-02-22 1966-05-11 Licentia Gmbh High-tension switch-gear housing
US3471669A (en) * 1968-01-16 1969-10-07 Chance Co Ab Encapsulated switch assembly for underground electric distribution service
US4310735A (en) * 1978-06-23 1982-01-12 Kabushiki Kaisha Meidensha Arc-shield supporting structure of a vacuum power interrupter
EP0766277A2 (en) * 1995-09-27 1997-04-02 Hitachi, Ltd. Insulated type switching device
EP0782162A2 (en) * 1995-12-26 1997-07-02 Amerace Corporation High voltage switches
EP0893811A2 (en) * 1997-07-23 1999-01-27 Hitachi, Ltd. A vacuum switch and a vacuum switchgear using the same
JPH11113117A (en) * 1997-10-03 1999-04-23 Hitachi Ltd Switchgear

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56156626A (en) * 1980-05-06 1981-12-03 Meidensha Electric Mfg Co Ltd Vacuum breaker
DE19510850C1 (en) * 1995-03-17 1996-07-25 Siemens Ag Vacuum switch tube for low voltage protection

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD85798A (en) *
GB1029471A (en) * 1962-02-22 1966-05-11 Licentia Gmbh High-tension switch-gear housing
US3471669A (en) * 1968-01-16 1969-10-07 Chance Co Ab Encapsulated switch assembly for underground electric distribution service
US4310735A (en) * 1978-06-23 1982-01-12 Kabushiki Kaisha Meidensha Arc-shield supporting structure of a vacuum power interrupter
EP0766277A2 (en) * 1995-09-27 1997-04-02 Hitachi, Ltd. Insulated type switching device
EP0782162A2 (en) * 1995-12-26 1997-07-02 Amerace Corporation High voltage switches
US5864942A (en) * 1995-12-26 1999-02-02 Thomas & Betts International Inc. Method of making high voltage switches
EP0893811A2 (en) * 1997-07-23 1999-01-27 Hitachi, Ltd. A vacuum switch and a vacuum switchgear using the same
JPH11113117A (en) * 1997-10-03 1999-04-23 Hitachi Ltd Switchgear

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 09 30 July 1999 (1999-07-30) *

Also Published As

Publication number Publication date
KR100370934B1 (en) 2003-02-05
EP1041593B1 (en) 2004-09-15
SG87097A1 (en) 2002-03-19
TW512565B (en) 2002-12-01
CN1269591A (en) 2000-10-11
KR20010020693A (en) 2001-03-15
EP1041593A2 (en) 2000-10-04
DE60013673D1 (en) 2004-10-21
ATE276580T1 (en) 2004-10-15
HK1030093A1 (en) 2001-04-20
DE60013673T2 (en) 2005-09-29
CN1173378C (en) 2004-10-27

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