JP5517566B2 - 漏電遮断器 - Google Patents

漏電遮断器 Download PDF

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Publication number
JP5517566B2
JP5517566B2 JP2009254148A JP2009254148A JP5517566B2 JP 5517566 B2 JP5517566 B2 JP 5517566B2 JP 2009254148 A JP2009254148 A JP 2009254148A JP 2009254148 A JP2009254148 A JP 2009254148A JP 5517566 B2 JP5517566 B2 JP 5517566B2
Authority
JP
Japan
Prior art keywords
zero
earth leakage
current transformer
phase current
circuit breaker
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.)
Active
Application number
JP2009254148A
Other languages
English (en)
Japanese (ja)
Other versions
JP2011100606A (ja
Inventor
伸郎 三好
茂樹 幸本
征浩 伏見
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
Priority to JP2009254148A priority Critical patent/JP5517566B2/ja
Priority to CN2010101531654A priority patent/CN102054635B/zh
Priority to KR1020100087864A priority patent/KR101106915B1/ko
Publication of JP2011100606A publication Critical patent/JP2011100606A/ja
Application granted granted Critical
Publication of JP5517566B2 publication Critical patent/JP5517566B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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)
JP2009254148A 2009-11-05 2009-11-05 漏電遮断器 Active JP5517566B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009254148A JP5517566B2 (ja) 2009-11-05 2009-11-05 漏電遮断器
CN2010101531654A CN102054635B (zh) 2009-11-05 2010-04-20 漏电断路器
KR1020100087864A KR101106915B1 (ko) 2009-11-05 2010-09-08 누전차단기

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
JP2011100606A JP2011100606A (ja) 2011-05-19
JP5517566B2 true JP5517566B2 (ja) 2014-06-11

Family

ID=43958840

Family Applications (1)

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

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

Family Cites Families (10)

* 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
JP4037094B2 (ja) * 2001-11-29 2008-01-23 三菱電機株式会社 漏電遮断器
KR100446782B1 (ko) * 2002-09-09 2004-09-01 엘지전자 주식회사 진공방지기능을 구비한 스크롤 압축기
JP4085911B2 (ja) 2003-07-31 2008-05-14 富士電機機器制御株式会社 漏電遮断器
JP4507944B2 (ja) * 2005-03-29 2010-07-21 三菱電機株式会社 漏電遮断器
KR200422657Y1 (ko) 2006-04-17 2006-07-31 한국 전기안전공사 보호덮개가 구비된 차단기
JP4994820B2 (ja) * 2006-12-14 2012-08-08 河村電器産業株式会社 回路遮断器

Also Published As

Publication number Publication date
CN102054635B (zh) 2013-11-20
KR20110049656A (ko) 2011-05-12
JP2011100606A (ja) 2011-05-19
KR101106915B1 (ko) 2012-01-25
CN102054635A (zh) 2011-05-11

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