EP2605265A4 - Circuit breaker - Google Patents

Circuit breaker

Info

Publication number
EP2605265A4
EP2605265A4 EP11816196.7A EP11816196A EP2605265A4 EP 2605265 A4 EP2605265 A4 EP 2605265A4 EP 11816196 A EP11816196 A EP 11816196A EP 2605265 A4 EP2605265 A4 EP 2605265A4
Authority
EP
European Patent Office
Prior art keywords
circuit breaker
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.)
Withdrawn
Application number
EP11816196.7A
Other languages
German (de)
French (fr)
Other versions
EP2605265A1 (en
Inventor
Yoshinobu Hamada
Yutaka Sato
Toshiyuki Onchi
Masaru Isozaki
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.)
Fuji Electric FA Components and Systems Co Ltd
Original Assignee
Fuji Electric FA Components and Systems Co 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 Fuji Electric FA Components and Systems Co Ltd filed Critical Fuji Electric FA Components and Systems Co Ltd
Publication of EP2605265A1 publication Critical patent/EP2605265A1/en
Publication of EP2605265A4 publication Critical patent/EP2605265A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
    • H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
    • H01H77/10—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening
    • H01H77/107—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by the blow-off force generating means, e.g. current loops
    • H01H77/108—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by the blow-off force generating means, e.g. current loops comprising magnetisable elements, e.g. flux concentrator, linear slot motor
    • 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
    • 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
    • H01H9/44—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
    • H01H9/443—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using permanent magnets
    • 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
    • H01H9/44—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
    • H01H9/446—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using magnetisable elements associated with the 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
    • H01H1/20—Bridging contacts

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
EP11816196.7A 2010-08-12 2011-06-08 Circuit breaker Withdrawn EP2605265A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010180988A JP2012043541A (en) 2010-08-12 2010-08-12 Circuit breaker
PCT/JP2011/003241 WO2012020526A1 (en) 2010-08-12 2011-06-08 Circuit breaker

Publications (2)

Publication Number Publication Date
EP2605265A1 EP2605265A1 (en) 2013-06-19
EP2605265A4 true EP2605265A4 (en) 2014-09-10

Family

ID=45567502

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11816196.7A Withdrawn EP2605265A4 (en) 2010-08-12 2011-06-08 Circuit breaker

Country Status (6)

Country Link
EP (1) EP2605265A4 (en)
JP (1) JP2012043541A (en)
KR (1) KR101377342B1 (en)
CN (1) CN103069532A (en)
TW (1) TWI446392B (en)
WO (1) WO2012020526A1 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6066598B2 (en) 2012-07-04 2017-01-25 富士通コンポーネント株式会社 Electromagnetic relay
JP6044927B2 (en) * 2012-09-13 2016-12-14 パナソニックＩｐマネジメント株式会社 DC switch and DC circuit breaker
JP5990281B2 (en) * 2012-12-06 2016-09-07 富士電機機器制御株式会社 Contact device and electromagnetic switch using the same
JP6342724B2 (en) * 2014-06-13 2018-06-13 富士電機株式会社 Circuit breaker
EP3229250B1 (en) * 2014-12-01 2019-07-17 Mitsubishi Electric Corporation Dc high-speed circuit breaker
DE102015000796B4 (en) 2015-01-22 2017-03-02 Schaltbau Gmbh Switching device with permanent magnetic arc extinguishing
US9552951B2 (en) 2015-03-06 2017-01-24 Cooper Technologies Company High voltage compact fusible disconnect switch device with magnetic arc deflection assembly
US9601297B2 (en) 2015-03-23 2017-03-21 Cooper Technologies Company High voltage compact fuse assembly with magnetic arc deflection
US9406465B1 (en) * 2015-07-30 2016-08-02 Carling Technologies, Inc. Polarity insensitive arc quench
US10854414B2 (en) 2016-05-11 2020-12-01 Eaton Intelligent Power Limited High voltage electrical disconnect device with magnetic arc deflection assembly
US11205546B2 (en) * 2017-07-26 2021-12-21 Mitsubishi Electric Corporation Switch
US10211003B1 (en) * 2017-11-22 2019-02-19 Carling Technologies, Inc. Single pole DC circuit breaker with bi-directional arc chamber
US10636607B2 (en) 2017-12-27 2020-04-28 Eaton Intelligent Power Limited High voltage compact fused disconnect switch device with bi-directional magnetic arc deflection assembly
US11908648B2 (en) * 2020-01-23 2024-02-20 Mitsubishi Electric Corporation Switch configured to form magnetic fields relative to contact points
KR20210115323A (en) 2020-03-12 2021-09-27 엘에스일렉트릭(주) Base assembly and molded-case circuit breaker
KR102556749B1 (en) 2020-03-13 2023-07-18 엘에스일렉트릭(주) Air circuit breaker include the same
CN114388313B (en) * 2021-12-24 2024-03-12 上海京硅智能技术有限公司 Direct-acting breaker
GB2624720A (en) * 2022-11-22 2024-05-29 Eaton Intelligent Power Ltd Switching device with terminal contacts
WO2024110063A1 (en) * 2022-11-22 2024-05-30 Eaton Intelligent Power Limited Switching device with terminal contacts

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4013984A (en) * 1975-08-22 1977-03-22 Westinghouse Electric Corporation Current limiting circuit breaker
EP0359467A2 (en) * 1988-09-12 1990-03-21 Westinghouse Electric Corporation Circuit breaker with arc gun
EP1168392A1 (en) * 1999-10-14 2002-01-02 Matsushita Electric Works, Ltd. Contactor
US6456176B1 (en) * 2000-07-07 2002-09-24 Fuji Electric Co., Ltd. Circuit breaker
EP1671344A1 (en) * 2003-09-17 2006-06-21 Siemens Aktiengesellschaft Method for increasing current load capacity and for accelerating dynamic contact opening of power switches and associated switching device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5914219A (en) * 1982-07-16 1984-01-25 富士電機株式会社 Dc electromagnetic contactor
JPH01319217A (en) * 1988-06-20 1989-12-25 Fuji Electric Co Ltd Arc-extinguish chamber of switching equipment
FR2687251B1 (en) * 1992-02-11 1994-04-29 Telemecanique CUTTING STRUCTURE FOR CIRCUIT BREAKER.
JP3334520B2 (en) * 1996-11-25 2002-10-15 松下電工株式会社 DC circuit breaker
JP2965025B1 (en) * 1998-04-07 1999-10-18 富士電機株式会社 Circuit breaker
JP2005216807A (en) * 2004-02-02 2005-08-11 Fuji Electric Fa Components & Systems Co Ltd Circuit breaker
JP4419642B2 (en) 2004-03-30 2010-02-24 富士電機機器制御株式会社 Circuit breaker arc extinguishing device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4013984A (en) * 1975-08-22 1977-03-22 Westinghouse Electric Corporation Current limiting circuit breaker
EP0359467A2 (en) * 1988-09-12 1990-03-21 Westinghouse Electric Corporation Circuit breaker with arc gun
EP1168392A1 (en) * 1999-10-14 2002-01-02 Matsushita Electric Works, Ltd. Contactor
US6456176B1 (en) * 2000-07-07 2002-09-24 Fuji Electric Co., Ltd. Circuit breaker
EP1671344A1 (en) * 2003-09-17 2006-06-21 Siemens Aktiengesellschaft Method for increasing current load capacity and for accelerating dynamic contact opening of power switches and associated switching device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012020526A1 *

Also Published As

Publication number Publication date
CN103069532A (en) 2013-04-24
KR20130044319A (en) 2013-05-02
WO2012020526A1 (en) 2012-02-16
JP2012043541A (en) 2012-03-01
TW201230118A (en) 2012-07-16
TWI446392B (en) 2014-07-21
EP2605265A1 (en) 2013-06-19
KR101377342B1 (en) 2014-03-25

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Legal Events

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

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20130214

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20140808

RIC1 Information provided on ipc code assigned before grant

Ipc: H01H 77/10 20060101ALI20140804BHEP

Ipc: H01H 1/20 20060101ALI20140804BHEP

Ipc: H01H 9/44 20060101ALI20140804BHEP

Ipc: H01H 73/18 20060101AFI20140804BHEP

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: FUJI ELECTRIC FA COMPONENTS & SYSTEMS CO. LTD.

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

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20141219