ZA883050B - Circuit breaker - Google Patents

Circuit breaker

Info

Publication number
ZA883050B
ZA883050B ZA883050A ZA883050A ZA883050B ZA 883050 B ZA883050 B ZA 883050B ZA 883050 A ZA883050 A ZA 883050A ZA 883050 A ZA883050 A ZA 883050A ZA 883050 B ZA883050 B ZA 883050B
Authority
ZA
South Africa
Prior art keywords
circuit breaker
breaker
circuit
Prior art date
Application number
ZA883050A
Other languages
English (en)
Inventor
Kazuhiro Ishii
Ishii Kazuhiro
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
Publication of ZA883050B publication Critical patent/ZA883050B/xx

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
    • H02H3/093—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current with timing means
ZA883050A 1987-04-30 1988-04-28 Circuit breaker ZA883050B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62109332A JPH0787667B2 (ja) 1987-04-30 1987-04-30 回路しや断器

Publications (1)

Publication Number Publication Date
ZA883050B true ZA883050B (en) 1989-02-22

Family

ID=14507539

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA883050A ZA883050B (en) 1987-04-30 1988-04-28 Circuit breaker

Country Status (6)

Country Link
US (1) US4849848A (xx)
EP (1) EP0289042B1 (xx)
JP (1) JPH0787667B2 (xx)
KR (1) KR910008532B1 (xx)
DE (1) DE3884259T2 (xx)
ZA (1) ZA883050B (xx)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0300077B1 (en) * 1987-07-23 1993-03-17 Mitsubishi Denki Kabushiki Kaisha Overcurrent detector
US5038246A (en) * 1989-08-31 1991-08-06 Square D Company Fault powered, processor controlled circuit breaker trip system having reliable tripping operation
US5117325A (en) * 1990-01-23 1992-05-26 Cooper Industries, Inc. Controllable recloser for power line
JPH03270631A (ja) * 1990-03-16 1991-12-02 Mitsubishi Electric Corp ４極回路遮断器
US5179495A (en) * 1990-08-02 1993-01-12 Furnas Electric Company Solid state overload relay
US5774319A (en) * 1993-10-27 1998-06-30 Square D Company Energy validation arrangement for a self-powered circuit interrupter
JP3358264B2 (ja) * 1993-12-28 2002-12-16 株式会社日立製作所 直流給電回路
KR100386815B1 (ko) * 2001-06-26 2003-06-09 휴먼엘텍 주식회사 전자적인 트립이 가능한 과부하 검출 회로 및 이를 구비한회로차단기
GB0120748D0 (en) 2001-08-25 2001-10-17 Lucas Aerospace Power Equip Generator
US20030212473A1 (en) * 2002-02-25 2003-11-13 General Electric Company Processing system for a power distribution system
US7111195B2 (en) 2002-02-25 2006-09-19 General Electric Company Method and system for external clock to obtain multiple synchronized redundant computers
US7532955B2 (en) 2002-02-25 2009-05-12 General Electric Company Distributed protection system for power distribution systems
US7747356B2 (en) 2002-02-25 2010-06-29 General Electric Company Integrated protection, monitoring, and control system
AU2003230562A1 (en) 2002-02-25 2003-09-09 General Electric Company Method and apparatus for ground fault protection
US7058482B2 (en) * 2002-02-25 2006-06-06 General Electric Company Data sample and transmission modules for power distribution systems
US7636616B2 (en) 2003-02-25 2009-12-22 General Electric Company Protection system for power distribution systems
US7039822B2 (en) * 2003-02-27 2006-05-02 Promos Technologies Inc. Integrated circuit memory architecture with selectively offset data and address delays to minimize skew and provide synchronization of signals at the input/output section
US8284535B2 (en) * 2008-11-14 2012-10-09 Schneider Electric USA, Inc. Backup tripping function for a circuit breaker with microcontroller-based fault detection
KR101277225B1 (ko) * 2012-05-25 2013-06-24 엘에스산전 주식회사 직류 회로차단기의 지락 검출이 가능한 전류검출 기구
EP3182141A1 (en) * 2015-12-10 2017-06-21 ABB Schweiz AG Compensation signal circuit for compensating magnetisation errors in current transformers
WO2018158793A1 (ja) 2017-02-28 2018-09-07 三菱電機株式会社 電子式回路遮断器
WO2020018619A1 (en) 2018-07-17 2020-01-23 Hubbell Incorporated Voltage harvester for power distribution system devices
DE102021109902A1 (de) 2021-04-20 2022-10-20 J. Schmalz Gmbh Handhabungsvorrichtung mit Steuerung
DE102021109904A1 (de) 2021-04-20 2022-10-20 J. Schmalz Gmbh Handhabungsvorrichtung mit definierter Ruhekonfiguration

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4983485A (xx) * 1972-12-13 1974-08-10
JPS5725121A (en) * 1980-07-22 1982-02-09 Tokyo Shibaura Electric Co Stationary tripping device
FR2501929A1 (fr) * 1981-03-10 1982-09-17 Merlin Gerin Disjoncteur basse tension et procede de fabrication d'un capteur de courant
US4442472A (en) 1982-03-26 1984-04-10 Siemens-Allis, Inc. Solid state trip circuit with digital timer
EP0133968B1 (en) * 1983-07-29 1989-06-07 Mitsubishi Denki Kabushiki Kaisha Solid state overcurrent detector
US4589052A (en) * 1984-07-17 1986-05-13 General Electric Company Digital I2 T pickup, time bands and timing control circuits for static trip circuit breakers
FR2578112B1 (fr) * 1985-02-25 1988-03-18 Merlin Gerin Disjoncteur a declencheur statique a chaine de traitement numerique shunte par une chaine de traitement analogique
FR2578090B1 (fr) * 1985-02-25 1989-12-01 Merlin Gerin Disjoncteur a declencheur statique numerise a fonction de declenchement a temps inverse

Also Published As

Publication number Publication date
DE3884259D1 (de) 1993-10-28
EP0289042A2 (en) 1988-11-02
JPH0787667B2 (ja) 1995-09-20
EP0289042A3 (en) 1990-07-04
JPS63274321A (ja) 1988-11-11
KR880013284A (ko) 1988-11-30
KR910008532B1 (ko) 1991-10-18
EP0289042B1 (en) 1993-09-22
DE3884259T2 (de) 1994-02-24
US4849848A (en) 1989-07-18

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