TWI336483B - Earth leakage breaker - Google Patents

Earth leakage breaker Download PDF

Info

Publication number
TWI336483B
TWI336483B TW096117963A TW96117963A TWI336483B TW I336483 B TWI336483 B TW I336483B TW 096117963 A TW096117963 A TW 096117963A TW 96117963 A TW96117963 A TW 96117963A TW I336483 B TWI336483 B TW I336483B
Authority
TW
Taiwan
Prior art keywords
circuit
circuit breaker
earth leakage
insulation test
switch
Prior art date
Application number
TW096117963A
Other languages
English (en)
Chinese (zh)
Other versions
TW200820297A (en
Inventor
Yasumichi Okamoto
Noritomo Sato
Original Assignee
Fuji Elec Fa Components & Sys
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 Elec Fa Components & Sys filed Critical Fuji Elec Fa Components & Sys
Publication of TW200820297A publication Critical patent/TW200820297A/zh
Application granted granted Critical
Publication of TWI336483B publication Critical patent/TWI336483B/zh

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
    • H01H83/02—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
    • 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
    • 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
    • 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 imbalance 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 imbalance of two or more currents or voltages with differential transformer
    • 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
    • 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
    • H01H2083/148—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 with primary windings formed of rigid copper conductors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
TW096117963A 2006-05-22 2007-05-21 Earth leakage breaker TWI336483B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006141022A JP4972998B2 (ja) 2006-05-22 2006-05-22 漏電遮断器

Publications (2)

Publication Number Publication Date
TW200820297A TW200820297A (en) 2008-05-01
TWI336483B true TWI336483B (en) 2011-01-21

Family

ID=38727393

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096117963A TWI336483B (en) 2006-05-22 2007-05-21 Earth leakage breaker

Country Status (5)

Country Link
JP (1) JP4972998B2 (ja)
KR (1) KR100928361B1 (ja)
CN (1) CN101079353B (ja)
FR (1) FR2901633B1 (ja)
TW (1) TWI336483B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI612548B (zh) * 2014-08-22 2018-01-21 三菱電機股份有限公司 漏電斷路器

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104979142B (zh) * 2014-04-11 2017-03-29 施耐德电器工业公司 脱扣器和具有脱扣器的断路器
CN116344274A (zh) * 2022-12-28 2023-06-27 北元电器(株洲)有限公司 一种漏电断路器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4253700B2 (ja) * 2002-12-16 2009-04-15 富士電機機器制御株式会社 漏電遮断器
JP4128897B2 (ja) 2003-04-11 2008-07-30 三菱電機株式会社 漏電遮断器
JP4200291B2 (ja) * 2003-05-21 2008-12-24 富士電機アセッツマネジメント株式会社 漏電遮断器
JP4123081B2 (ja) * 2003-07-03 2008-07-23 富士電機機器制御株式会社 漏電遮断器
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
JP4487673B2 (ja) * 2004-07-26 2010-06-23 富士電機機器制御株式会社 漏電遮断器
JP4556614B2 (ja) * 2004-10-25 2010-10-06 富士電機機器制御株式会社 漏電遮断器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI612548B (zh) * 2014-08-22 2018-01-21 三菱電機股份有限公司 漏電斷路器

Also Published As

Publication number Publication date
FR2901633B1 (fr) 2014-10-31
KR20070112715A (ko) 2007-11-27
CN101079353A (zh) 2007-11-28
TW200820297A (en) 2008-05-01
CN101079353B (zh) 2010-06-23
FR2901633A1 (fr) 2007-11-30
JP4972998B2 (ja) 2012-07-11
KR100928361B1 (ko) 2009-11-23
JP2007311268A (ja) 2007-11-29

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GD4A Issue of patent certificate for granted invention patent