EP2466610A4 - Circuit breaker - Google Patents

Circuit breaker

Info

Publication number
EP2466610A4
EP2466610A4 EP10808058.1A EP10808058A EP2466610A4 EP 2466610 A4 EP2466610 A4 EP 2466610A4 EP 10808058 A EP10808058 A EP 10808058A EP 2466610 A4 EP2466610 A4 EP 2466610A4
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Withdrawn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
EP10808058.1A
Other languages
German (de)
French (fr)
Other versions
EP2466610A1 (en
Inventor
Hisanobu Asano
Yasumichi Okamoto
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 EP2466610A1 publication Critical patent/EP2466610A1/en
Publication of EP2466610A4 publication Critical patent/EP2466610A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
    • H01H83/22—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being unbalance of two or more currents or voltages
    • H01H83/226—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being unbalance of two or more currents or voltages with differential transformer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2300/00—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
    • H01H2300/052—Controlling, signalling or testing correct functioning of a switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
    • H01H83/04—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
EP10808058.1A 2009-08-11 2010-06-09 Circuit breaker Withdrawn EP2466610A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009186550A JP5402378B2 (en) 2009-08-11 2009-08-11 Circuit breaker
PCT/JP2010/003839 WO2011018870A1 (en) 2009-08-11 2010-06-09 Circuit breaker

Publications (2)

Publication Number Publication Date
EP2466610A1 EP2466610A1 (en) 2012-06-20
EP2466610A4 true EP2466610A4 (en) 2014-03-19

Family

ID=43586055

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10808058.1A Withdrawn EP2466610A4 (en) 2009-08-11 2010-06-09 Circuit breaker

Country Status (5)

Country Link
EP (1) EP2466610A4 (en)
JP (1) JP5402378B2 (en)
KR (1) KR101210736B1 (en)
CN (1) CN102232236B (en)
WO (1) WO2011018870A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105097369B (en) * 2014-05-07 2018-12-28 布蒂克诺公司 Breaker of plastic casing and its assemble method
CN105097376B (en) * 2014-05-07 2019-01-11 布蒂克诺公司 Breaker with arc extinguishing barrier
KR101701028B1 (en) 2015-04-13 2017-02-01 엘에스산전 주식회사 Circuit breaker having safety switching portion
CN106207983A (en) * 2016-08-11 2016-12-07 现代重工(中国)电气有限公司 A kind of selective protection system of MCCB moulded case circuit breaker
CN106229237B (en) * 2016-09-26 2018-06-05 常熟开关制造有限公司(原常熟开关厂） The trip gear of low-pressure plastic shell circuit breaker
CN106252177B (en) * 2016-09-26 2018-05-22 常熟开关制造有限公司(原常熟开关厂） The trip gear of low-pressure plastic shell circuit breaker
FR3072497B1 (en) * 2017-10-16 2019-09-27 Schneider Electric Industries Sas ELECTRIC POWER DISCONNECT FOR A PROTECTION MODULE AND PROTECTIVE MODULE HAVING SUCH DISCONNECT

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2901632A1 (en) * 2006-05-23 2007-11-30 Fuji Elec Fa Components & Sys Ground fault circuit-breaker for low-voltage distribution network, has body switched to non-conducting state by actuator, and button locked to retain bar in release position under effect of push-turn operation on button installed in cover

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0522840A (en) * 1991-07-12 1993-01-29 Toshiba Corp Earth leakage breaker
JPH07122175A (en) * 1993-10-27 1995-05-12 Fuji Electric Co Ltd Earth leakage breaker
JP2002208341A (en) * 2001-01-12 2002-07-26 Fuji Electric Co Ltd Switch cover of attached switch of circuit beaker
JP2003217427A (en) * 2002-01-25 2003-07-31 Matsushita Electric Works Ltd Circuit breaker
JP4128897B2 (en) * 2003-04-11 2008-07-30 三菱電機株式会社 Earth leakage breaker

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2901632A1 (en) * 2006-05-23 2007-11-30 Fuji Elec Fa Components & Sys Ground fault circuit-breaker for low-voltage distribution network, has body switched to non-conducting state by actuator, and button locked to retain bar in release position under effect of push-turn operation on button installed in cover

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2011018870A1 *

Also Published As

Publication number Publication date
JP5402378B2 (en) 2014-01-29
KR20110073614A (en) 2011-06-29
EP2466610A1 (en) 2012-06-20
WO2011018870A1 (en) 2011-02-17
CN102232236B (en) 2014-07-16
KR101210736B1 (en) 2012-12-11
JP2011040274A (en) 2011-02-24
CN102232236A (en) 2011-11-02

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Legal Events

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Effective date: 20140217

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Ipc: H01H 71/74 20060101ALI20140211BHEP

Ipc: H01H 83/04 20060101ALI20140211BHEP

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