CN1047021C - 漏电敏感断路器 - Google Patents

漏电敏感断路器 Download PDF

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Publication number
CN1047021C
CN1047021C CN95108359A CN95108359A CN1047021C CN 1047021 C CN1047021 C CN 1047021C CN 95108359 A CN95108359 A CN 95108359A CN 95108359 A CN95108359 A CN 95108359A CN 1047021 C CN1047021 C CN 1047021C
Authority
CN
China
Prior art keywords
leakage
contact
moving contact
shell
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.)
Expired - Fee Related
Application number
CN95108359A
Other languages
English (en)
Chinese (zh)
Other versions
CN1123458A (zh
Inventor
北村孝
横山洋一
国本洋一
泽田知行
小西洋史
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Publication of CN1123458A publication Critical patent/CN1123458A/zh
Application granted granted Critical
Publication of CN1047021C publication Critical patent/CN1047021C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • H01H83/20—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
    • 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
    • H01H2083/045—Auxiliary switch opening testing circuit in synchronism with the main circuit
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
CN95108359A 1994-11-15 1995-06-23 漏电敏感断路器 Expired - Fee Related CN1047021C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPP06-281021 1994-11-15
JP28102194A JP3210820B2 (ja) 1994-11-15 1994-11-15 漏電遮断器

Publications (2)

Publication Number Publication Date
CN1123458A CN1123458A (zh) 1996-05-29
CN1047021C true CN1047021C (zh) 1999-12-01

Family

ID=17633188

Family Applications (1)

Application Number Title Priority Date Filing Date
CN95108359A Expired - Fee Related CN1047021C (zh) 1994-11-15 1995-06-23 漏电敏感断路器

Country Status (5)

Country Link
JP (1) JP3210820B2 (xx)
CN (1) CN1047021C (xx)
GB (1) GB2295276B (xx)
HK (1) HK1012124A1 (xx)
MY (1) MY113065A (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2026368B1 (en) * 2006-05-19 2016-02-03 General Electric Company Housing for single-pole circuit breaker comprising two current path regions
WO2007135201A1 (es) * 2006-05-19 2007-11-29 General Electric Company Alojamiento para disyuntor de un solo polo
JP4736949B2 (ja) * 2006-05-23 2011-07-27 富士電機機器制御株式会社 漏電遮断器
CN2938385Y (zh) * 2006-08-17 2007-08-22 浙江省志明电气进出口有限公司 漏电断路器
CN101958191B (zh) * 2010-08-25 2012-04-25 江苏辉能电气有限公司 一种零序电流互感器
AU2012225034B2 (en) * 2011-03-09 2016-06-09 Seari Electric Technology Co., Ltd. Circuit breaker for optimizing space allocation
CN105762027B (zh) * 2016-04-14 2017-10-20 浙江天正电气股份有限公司 一种漏电断路器及其漏电指示装置
CN106504954B (zh) * 2016-12-15 2019-01-01 苏州未来电器股份有限公司 具有漏电保护功能及分合闸功能的断路器
CN106504957B (zh) * 2016-12-15 2019-01-01 苏州未来电器股份有限公司 具有漏电保护功能的断路器
CN107195510A (zh) * 2017-07-24 2017-09-22 罗格朗低压电器（无锡）有限公司 采用前置式零序电流互感器的剩余电流断路器
FR3071955B1 (fr) * 2017-10-03 2020-10-30 Hager Electro Sas Appareil electrique modulaire de protection de ligne
WO2019220538A1 (ja) * 2018-05-15 2019-11-21 三菱電機株式会社 回路遮断器
CN111462989B (zh) * 2020-04-27 2021-09-28 扬州中恒电气有限公司 一种电压互感器二次接地保护装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4673779A (en) * 1985-02-07 1987-06-16 Siemens Aktiengesellschaft Low-voltage circuit breaker including a current transformer
EP0456585A1 (fr) * 1990-05-10 1991-11-13 Merlin Gerin Disjoncteur différentiel unipolaire et neutre
US5276416A (en) * 1991-09-20 1994-01-04 Kabushiki Kaisha Toshiba Circuit breaker

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1115819B (de) * 1960-01-18 1961-10-26 Busch Jaeger Duerener Metall Fehlerstromschutzschalter
GB1145857A (en) * 1965-11-19 1969-03-19 B & R Relays Ltd Improvements in or relating to electrical circuit breakers
BE790970A (fr) * 1971-11-17 1973-05-07 Saparel Prise de courant a protection differentielle
US3784940A (en) * 1972-09-15 1974-01-08 Federal Pacific Electric Co Circuit breaker with overcurrent and auxiliary releases

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4673779A (en) * 1985-02-07 1987-06-16 Siemens Aktiengesellschaft Low-voltage circuit breaker including a current transformer
EP0456585A1 (fr) * 1990-05-10 1991-11-13 Merlin Gerin Disjoncteur différentiel unipolaire et neutre
US5276416A (en) * 1991-09-20 1994-01-04 Kabushiki Kaisha Toshiba Circuit breaker

Also Published As

Publication number Publication date
GB2295276B (en) 1998-10-14
JPH08138517A (ja) 1996-05-31
HK1012124A1 (en) 1999-07-23
JP3210820B2 (ja) 2001-09-25
CN1123458A (zh) 1996-05-29
GB2295276A (en) 1996-05-22
MY113065A (en) 2001-11-30
GB9509830D0 (en) 1995-07-05

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SE01 Entry into force of request for substantive examination
C06 Publication
PB01 Publication
C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee