KR101106915B1 - 누전차단기 - Google Patents

누전차단기 Download PDF

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Publication number
KR101106915B1
KR101106915B1 KR1020100087864A KR20100087864A KR101106915B1 KR 101106915 B1 KR101106915 B1 KR 101106915B1 KR 1020100087864 A KR1020100087864 A KR 1020100087864A KR 20100087864 A KR20100087864 A KR 20100087864A KR 101106915 B1 KR101106915 B1 KR 101106915B1
Authority
KR
South Korea
Prior art keywords
earth leakage
current transformer
release mechanism
circuit breaker
pole
Prior art date
Application number
KR1020100087864A
Other languages
English (en)
Korean (ko)
Other versions
KR20110049656A (ko
Inventor
노부오 미요시
시게키 고우모토
마사히로 후시미
Original Assignee
미쓰비시덴키 가부시키가이샤
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 미쓰비시덴키 가부시키가이샤 filed Critical 미쓰비시덴키 가부시키가이샤
Publication of KR20110049656A publication Critical patent/KR20110049656A/ko
Application granted granted Critical
Publication of KR101106915B1 publication Critical patent/KR101106915B1/ko

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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
    • H01H83/02—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
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/02—Housings; Casings; Bases; Mountings
    • H01H71/0207—Mounting or assembling the different parts of the circuit breaker
    • 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
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/123—Automatic release mechanisms with or without manual release using a solid-state trip unit
    • H01H71/125—Automatic release mechanisms with or without manual release using a solid-state trip unit characterised by sensing elements, e.g. current transformers
    • 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
    • H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
    • H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
KR1020100087864A 2009-11-05 2010-09-08 누전차단기 KR101106915B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009254148A JP5517566B2 (ja) 2009-11-05 2009-11-05 漏電遮断器
JPJP-P-2009-254148 2009-11-05

Publications (2)

Publication Number Publication Date
KR20110049656A KR20110049656A (ko) 2011-05-12
KR101106915B1 true KR101106915B1 (ko) 2012-01-25

Family

ID=43958840

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020100087864A KR101106915B1 (ko) 2009-11-05 2010-09-08 누전차단기

Country Status (3)

Country Link
JP (1) JP5517566B2 (zh)
KR (1) KR101106915B1 (zh)
CN (1) CN102054635B (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6157390B2 (ja) * 2014-03-20 2017-07-05 三菱電機株式会社 漏電遮断器
KR102508199B1 (ko) * 2020-12-30 2023-03-09 엘에스일렉트릭(주) 모터보호용 차단기

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003162952A (ja) 2001-11-29 2003-06-06 Mitsubishi Electric Corp 漏電遮断器
KR20040022657A (ko) * 2002-09-09 2004-03-16 엘지전자 주식회사 진공방지기능을 구비한 스크롤 압축기
JP2005050605A (ja) 2003-07-31 2005-02-24 Fuji Electric Fa Components & Systems Co Ltd 漏電遮断器
KR200422657Y1 (ko) 2006-04-17 2006-07-31 한국 전기안전공사 보호덮개가 구비된 차단기

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58169751A (ja) * 1982-03-30 1983-10-06 東芝ライテック株式会社 回路しや断器
JP3140842B2 (ja) * 1992-06-26 2001-03-05 松下電工株式会社 回路遮断器
JPH06111708A (ja) * 1992-09-25 1994-04-22 Toshiba Corp 漏電遮断器
JP3365521B2 (ja) * 1993-08-10 2003-01-14 富士電機株式会社 零相変流器
JP4507944B2 (ja) * 2005-03-29 2010-07-21 三菱電機株式会社 漏電遮断器
JP4994820B2 (ja) * 2006-12-14 2012-08-08 河村電器産業株式会社 回路遮断器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003162952A (ja) 2001-11-29 2003-06-06 Mitsubishi Electric Corp 漏電遮断器
KR20040022657A (ko) * 2002-09-09 2004-03-16 엘지전자 주식회사 진공방지기능을 구비한 스크롤 압축기
JP2005050605A (ja) 2003-07-31 2005-02-24 Fuji Electric Fa Components & Systems Co Ltd 漏電遮断器
KR200422657Y1 (ko) 2006-04-17 2006-07-31 한국 전기안전공사 보호덮개가 구비된 차단기

Also Published As

Publication number Publication date
CN102054635A (zh) 2011-05-11
JP5517566B2 (ja) 2014-06-11
CN102054635B (zh) 2013-11-20
JP2011100606A (ja) 2011-05-19
KR20110049656A (ko) 2011-05-12

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