EP1492138A4 - Air circuit breaker - Google Patents

Air circuit breaker

Info

Publication number
EP1492138A4
EP1492138A4 EP02700721A EP02700721A EP1492138A4 EP 1492138 A4 EP1492138 A4 EP 1492138A4 EP 02700721 A EP02700721 A EP 02700721A EP 02700721 A EP02700721 A EP 02700721A EP 1492138 A4 EP1492138 A4 EP 1492138A4
Authority
EP
European Patent Office
Prior art keywords
circuit breaker
air circuit
air
breaker
circuit
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
EP02700721A
Other languages
German (de)
French (fr)
Other versions
EP1492138B1 (en
EP1492138A1 (en
Inventor
Hiroshi Okashita
Junichi Kawakami
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
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of EP1492138A1 publication Critical patent/EP1492138A1/en
Publication of EP1492138A4 publication Critical patent/EP1492138A4/en
Application granted granted Critical
Publication of EP1492138B1 publication Critical patent/EP1492138B1/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
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/42—Impedances connected with contacts
    • 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
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/38—Auxiliary contacts on to which the arc is transferred from the main contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
    • H01H1/221—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member
    • H01H1/226—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member having a plurality of parallel contact bars
EP02700721A 2002-02-22 2002-02-22 Air circuit breaker Expired - Lifetime EP1492138B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2002/001623 WO2003071566A1 (en) 2002-02-22 2002-02-22 Air circuit breaker

Publications (3)

Publication Number Publication Date
EP1492138A1 EP1492138A1 (en) 2004-12-29
EP1492138A4 true EP1492138A4 (en) 2006-08-02
EP1492138B1 EP1492138B1 (en) 2010-04-28

Family

ID=27742305

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02700721A Expired - Lifetime EP1492138B1 (en) 2002-02-22 2002-02-22 Air circuit breaker

Country Status (8)

Country Link
EP (1) EP1492138B1 (en)
JP (1) JP4030504B2 (en)
KR (1) KR100496596B1 (en)
CN (1) CN1215511C (en)
DE (1) DE60236214D1 (en)
ES (1) ES2342047T3 (en)
TW (1) TW556240B (en)
WO (1) WO2003071566A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7362551B2 (en) * 2001-02-01 2008-04-22 Hydro-Aire, Inc. Aircraft applicable circuit imbalance detection and circuit interrupter and packaging thereof
DE102004063185A1 (en) * 2004-10-18 2006-04-20 Jan Forster Building component with supporting walls, ceilings and/or floors, comprises individual plaster blocks that can be dismantled
CN100442411C (en) * 2006-04-26 2008-12-10 王光顺 Multi-stage arc suppressing breaking device for extra-high voltage circuit breaker
JP2009134995A (en) * 2007-11-30 2009-06-18 Mitsubishi Electric Corp Air circuit breaker
US7935902B2 (en) * 2008-04-15 2011-05-03 General Electric Company Contact assembly of circuit breaker
CN110098517B (en) * 2018-01-29 2021-06-04 北京天诚同创电气有限公司 DC socket

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5260533A (en) * 1991-10-18 1993-11-09 Westinghouse Electric Corp. Molded case current limiting circuit breaker

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0290423A (en) * 1988-09-26 1990-03-29 Mitsubishi Electric Corp Arc extinguishing device of circuit breaker
JPH0290422A (en) * 1988-09-26 1990-03-29 Mitsubishi Electric Corp Circuit breaker
JPH0311511A (en) * 1989-06-07 1991-01-18 Mitsubishi Electric Corp Gas switch

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5260533A (en) * 1991-10-18 1993-11-09 Westinghouse Electric Corp. Molded case current limiting circuit breaker

Also Published As

Publication number Publication date
CN1215511C (en) 2005-08-17
EP1492138B1 (en) 2010-04-28
WO2003071566A1 (en) 2003-08-28
TW556240B (en) 2003-10-01
KR100496596B1 (en) 2005-06-22
JP4030504B2 (en) 2008-01-09
JPWO2003071566A1 (en) 2005-06-16
KR20030086582A (en) 2003-11-10
ES2342047T3 (en) 2010-07-01
EP1492138A1 (en) 2004-12-29
DE60236214D1 (en) 2010-06-10
CN1493084A (en) 2004-04-28

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