EP3447782A4 - Contactor device for circuit breaker and circuit breaker using same contactor device - Google Patents

Contactor device for circuit breaker and circuit breaker using same contactor device Download PDF

Info

Publication number
EP3447782A4
EP3447782A4 EP17786016.0A EP17786016A EP3447782A4 EP 3447782 A4 EP3447782 A4 EP 3447782A4 EP 17786016 A EP17786016 A EP 17786016A EP 3447782 A4 EP3447782 A4 EP 3447782A4
Authority
EP
European Patent Office
Prior art keywords
circuit breaker
contactor device
same
contactor
same contactor
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
EP17786016.0A
Other languages
German (de)
French (fr)
Other versions
EP3447782B1 (en
EP3447782A1 (en
Inventor
Hiroshi Sasaki
Shinji Toba
Sho Tanaka
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 EP3447782A1 publication Critical patent/EP3447782A1/en
Publication of EP3447782A4 publication Critical patent/EP3447782A4/en
Application granted granted Critical
Publication of EP3447782B1 publication Critical patent/EP3447782B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01H9/38—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
    • 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
    • H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H9/346—Details concerning the arc formation chamber
    • 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
    • H01H9/46—Means for extinguishing or preventing arc between current-carrying parts using arcing horns
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/02—Details
    • H01H73/18—Means for extinguishing or suppressing arc
EP17786016.0A 2016-04-22 2017-04-20 Contactor device for circuit breaker and circuit breaker using same contactor device Active EP3447782B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2016085668 2016-04-22
JP2016252259 2016-12-27
PCT/JP2017/015829 WO2017183679A1 (en) 2016-04-22 2017-04-20 Contactor device for circuit breaker and circuit breaker using same contactor device

Publications (3)

Publication Number Publication Date
EP3447782A1 EP3447782A1 (en) 2019-02-27
EP3447782A4 true EP3447782A4 (en) 2019-03-20
EP3447782B1 EP3447782B1 (en) 2023-06-28

Family

ID=60116114

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17786016.0A Active EP3447782B1 (en) 2016-04-22 2017-04-20 Contactor device for circuit breaker and circuit breaker using same contactor device

Country Status (4)

Country Link
EP (1) EP3447782B1 (en)
JP (1) JP6246448B1 (en)
AU (1) AU2017253327B2 (en)
WO (1) WO2017183679A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020031264A1 (en) * 2018-08-07 2020-02-13 三菱電機株式会社 Circuit breaker
CN109285732B (en) * 2018-11-30 2024-02-13 武汉长海电气科技开发有限公司 DC contactor and contact structure thereof
JP7109664B2 (en) * 2019-05-16 2022-07-29 三菱電機株式会社 Overcurrent trip device and circuit breaker using the same
CN110047716B (en) * 2019-05-28 2020-09-25 西一电气有限公司 Contact arc extinguishing device of breaker for high-voltage electrical equipment
EP3998622B1 (en) * 2019-07-11 2023-09-13 Mitsubishi Electric Corporation Air circuit breaker
CN110416031A (en) * 2019-08-19 2019-11-05 德力西电气有限公司 Four breakpoint contactors
CN111579984A (en) * 2020-07-07 2020-08-25 国网冀北电力有限公司检修分公司 Method and device for testing action speed of circuit breaker
JP7330385B2 (en) * 2020-08-05 2023-08-21 三菱電機株式会社 DC circuit breaker
JP7462850B2 (en) 2021-09-28 2024-04-05 三菱電機株式会社 Air Circuit Breaker
JPWO2023127045A1 (en) * 2021-12-27 2023-07-06

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3086098A (en) * 1959-03-10 1963-04-16 Acec Circuit interrupter
DE1926693A1 (en) * 1969-05-24 1970-11-26 Siemens Ag Arc extinguishing chamber for low-voltage circuit breakers
EP1471553A1 (en) * 2002-01-31 2004-10-27 Mitsubishi Denki Kabushiki Kaisha Air circuit breaker
JP2018092862A (en) * 2016-12-07 2018-06-14 富士電機株式会社 Circuit breaker

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6282536U (en) * 1985-11-12 1987-05-26
JPH0538508Y2 (en) 1988-07-22 1993-09-29
JP3166890B2 (en) * 1994-05-24 2001-05-14 富士電機株式会社 Circuit breaker arc extinguishing device
JPH10269923A (en) * 1997-03-25 1998-10-09 Mitsubishi Electric Corp Current limitation device
US5899323A (en) * 1998-05-07 1999-05-04 Eaton Corporation Electrical switching apparatus with contact finger guide
JP2014216078A (en) 2013-04-23 2014-11-17 東洋電機製造株式会社 Circuit breaker
JP6180329B2 (en) 2014-01-08 2017-08-16 三菱電機株式会社 DC high speed circuit breaker
JP6005085B2 (en) * 2014-03-10 2016-10-12 三菱電機株式会社 Switchgear

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3086098A (en) * 1959-03-10 1963-04-16 Acec Circuit interrupter
DE1926693A1 (en) * 1969-05-24 1970-11-26 Siemens Ag Arc extinguishing chamber for low-voltage circuit breakers
EP1471553A1 (en) * 2002-01-31 2004-10-27 Mitsubishi Denki Kabushiki Kaisha Air circuit breaker
JP2018092862A (en) * 2016-12-07 2018-06-14 富士電機株式会社 Circuit breaker

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017183679A1 *

Also Published As

Publication number Publication date
JPWO2017183679A1 (en) 2018-04-26
AU2017253327A1 (en) 2018-08-09
WO2017183679A1 (en) 2017-10-26
JP6246448B1 (en) 2017-12-13
EP3447782B1 (en) 2023-06-28
EP3447782A1 (en) 2019-02-27
AU2017253327B2 (en) 2019-06-20

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