KR970007776B1 - 회로차단기 - Google Patents

회로차단기 Download PDF

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Publication number
KR970007776B1
KR970007776B1 KR1019920017084A KR920017084A KR970007776B1 KR 970007776 B1 KR970007776 B1 KR 970007776B1 KR 1019920017084 A KR1019920017084 A KR 1019920017084A KR 920017084 A KR920017084 A KR 920017084A KR 970007776 B1 KR970007776 B1 KR 970007776B1
Authority
KR
South Korea
Prior art keywords
current transformer
case
core
movable contact
conductor
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
KR1019920017084A
Other languages
English (en)
Korean (ko)
Other versions
KR930006779A (ko
Inventor
마사시 오자끼
Original Assignee
가부시끼가이샤 도시바
사또 후미오
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
Priority claimed from JP3240960A external-priority patent/JP2809900B2/ja
Priority claimed from JP3240961A external-priority patent/JPH0582010A/ja
Priority claimed from JP24922691A external-priority patent/JP2809904B2/ja
Application filed by 가부시끼가이샤 도시바, 사또 후미오 filed Critical 가부시끼가이샤 도시바
Publication of KR930006779A publication Critical patent/KR930006779A/ko
Application granted granted Critical
Publication of KR970007776B1 publication Critical patent/KR970007776B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/06—Arrangements for supplying operative power
    • H02H1/063—Arrangements for supplying operative power primary power being supplied by fault current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
KR1019920017084A 1991-09-20 1992-09-19 회로차단기 Expired - Fee Related KR970007776B1 (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP3240960A JP2809900B2 (ja) 1991-09-20 1991-09-20 回路遮断器
JP91-240961 1991-09-20
JP92-240960 1991-09-20
JP91-240960 1991-09-20
JP3240961A JPH0582010A (ja) 1991-09-20 1991-09-20 漏電遮断器
JP24922691A JP2809904B2 (ja) 1991-09-27 1991-09-27 漏電遮断器
JP91-249226 1991-09-27

Publications (2)

Publication Number Publication Date
KR930006779A KR930006779A (ko) 1993-04-21
KR970007776B1 true KR970007776B1 (ko) 1997-05-16

Family

ID=27332884

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920017084A Expired - Fee Related KR970007776B1 (ko) 1991-09-20 1992-09-19 회로차단기

Country Status (3)

Country Link
US (1) US5276416A (enExample)
KR (1) KR970007776B1 (enExample)
FR (1) FR2681725A1 (enExample)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3210820B2 (ja) * 1994-11-15 2001-09-25 松下電工株式会社 漏電遮断器
GB2303980B (en) * 1995-08-02 1997-09-10 Sheir Chun Lam Circuit breaker
JPH0992127A (ja) * 1995-09-19 1997-04-04 Hitachi Ltd 漏電遮断器
US5886606A (en) * 1995-11-14 1999-03-23 Fuji Electric Co., Ltd. Circuit breaker
JPH09312126A (ja) * 1996-03-19 1997-12-02 Hosiden Corp 漏電遮断機
DE69809359T2 (de) * 1997-09-19 2003-09-04 Circuit Breaker Industries Ltd., Elandsfontein Schutzschalter
US5943204A (en) * 1998-01-12 1999-08-24 Eaton Coroporation Electronic trip unit with dedicated override current sensor
US6008973A (en) * 1998-05-27 1999-12-28 Square D Company Circuit breaker including interface to convert a rectified signal to a sinusoidal signal
US6377431B1 (en) 1999-08-13 2002-04-23 Eaton Corporation Non-automatic power circuit breaker including trip mechanism which is disabled after closure of separable contacts
KR20000054265A (ko) * 2000-05-30 2000-09-05 김천연 전자기적 트립 장치를 구비한 차단기
US6882257B2 (en) * 2000-08-22 2005-04-19 Mitsubishi Denki Kabushiki Kaisha Earth Leakage Breaker
AU2002950581A0 (en) * 2002-08-02 2002-09-12 Wayne Callen Electrical safety circuit
EP1693943A3 (de) * 2005-02-17 2015-10-28 Siemens Aktiengesellschaft Vorrichtung zur allstromsensitiven Erfassung eines elektrischen Differenzstromes
US7354292B1 (en) * 2006-06-30 2008-04-08 Molex Incorporated Low profile latching connector and pull tab for unlatching same
US7788055B2 (en) 2006-07-14 2010-08-31 Square D Company Method and system of calibrating sensing components in a circuit breaker system
US7592888B2 (en) * 2006-07-14 2009-09-22 Jason Robert Colsch Low cost user adjustment, resistance to straying between positions, increased resistance to ESD, and consistent feel
US7791849B2 (en) * 2006-07-14 2010-09-07 William Davison Redundant trip activation
US7869169B2 (en) * 2006-07-14 2011-01-11 William Davison Method and system of current transformer output magnitude compensation in a circuit breaker system
US7859802B2 (en) * 2006-07-14 2010-12-28 William Davison Burden resistor temperature compensation algorithm
US7683586B2 (en) * 2006-07-14 2010-03-23 Davison William C Method and system of fault powered supply voltage regulation
US7697250B2 (en) * 2006-07-14 2010-04-13 William Davison Switch-to-trip point translation
US7869170B2 (en) * 2006-07-14 2011-01-11 Susan Jean Walker Colsch Method and system for time synchronized trip algorithms for breaker self protection
US8154373B2 (en) * 2006-07-14 2012-04-10 Schneider Electric USA, Inc. Circuit breaker-like apparatus with combination current transformer
US7550939B2 (en) * 2006-07-14 2009-06-23 William Davison Redundant instantaneous trip detection
ITBG20110010A1 (it) * 2011-04-06 2012-10-07 Abb Spa Dispositivo di commutazione elettrica.
DE102011085601A1 (de) * 2011-11-02 2013-05-02 Siemens Aktiengesellschaft Auslösereinheit zum Auslösen eines Auslöseelementes eines elektrischen Schaltgerätes sowie elektrisches Schaltgerät
CN105097376B (zh) * 2014-05-07 2019-01-11 布蒂克诺公司 具有灭弧屏障的断路器
CN105097369B (zh) * 2014-05-07 2018-12-28 布蒂克诺公司 塑壳断路器及其组装方法
CN109326491B (zh) * 2018-11-21 2024-06-04 首瑞（天津）电气设备有限公司 断路器
US11799319B2 (en) 2020-03-18 2023-10-24 Smart Wires Inc. Power supply system responsive to high and low line currents
CN113949031B (zh) 2020-07-16 2025-05-23 施耐德电器工业公司 电机保护器的电源装置及其供电方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3717792A (en) * 1971-07-23 1973-02-20 Ite Imperial Corp Leakage current interrupter device
US4013929A (en) * 1975-04-14 1977-03-22 Square D Company Multiple duty components of a ground fault receptacle
US4086549A (en) * 1976-04-28 1978-04-25 Slater Electric Inc. Circuit interrupter relay
US4597025A (en) * 1980-07-10 1986-06-24 Eaton Corporation Minimum size, integral, A.C. overload current sensing, remote power controller
DE8410193U1 (de) * 1984-04-02 1988-01-14 Heinrich Kopp Gmbh & Co Kg, 8756 Kahl Leitungsschutzschalter mit Differenzstromauslösung
US4591942A (en) * 1984-12-07 1986-05-27 General Electric Company Current sensing transformer assembly
US4916419A (en) * 1986-10-24 1990-04-10 Square D Company Circuit breaker contact assembly
US4884048A (en) * 1989-01-18 1989-11-28 General Electric Company Molded case circuit breaker current transformer assembly
JPH02244523A (ja) * 1989-03-17 1990-09-28 Mitsubishi Electric Corp ガス遮断器
US4951019A (en) * 1989-03-30 1990-08-21 Westinghouse Electric Corp. Electrical circuit breaker operating handle block
US4963849A (en) * 1989-04-28 1990-10-16 General Electric Company Compact current limiting circuit breaker

Also Published As

Publication number Publication date
US5276416A (en) 1994-01-04
FR2681725B1 (enExample) 1994-12-30
KR930006779A (ko) 1993-04-21
FR2681725A1 (fr) 1993-03-26

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