ZA871607B - Circuit breaker with impact trip delay - Google Patents

Circuit breaker with impact trip delay

Info

Publication number
ZA871607B
ZA871607B ZA871607A ZA871607A ZA871607B ZA 871607 B ZA871607 B ZA 871607B ZA 871607 A ZA871607 A ZA 871607A ZA 871607 A ZA871607 A ZA 871607A ZA 871607 B ZA871607 B ZA 871607B
Authority
ZA
South Africa
Prior art keywords
circuit breaker
trip delay
impact trip
impact
delay
Prior art date
Application number
ZA871607A
Other languages
English (en)
Inventor
Albert Grunert Kurt
Richard Farley James
Original Assignee
Westinghouse Electric Corporation
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 Westinghouse Electric Corporation filed Critical Westinghouse Electric Corporation
Publication of ZA871607B publication Critical patent/ZA871607B/xx

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
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2463—Electromagnetic mechanisms with plunger type armatures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H45/00—Details of relays
    • 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
    • H01H71/44—Automatic release mechanisms with or without manual release having means for introducing a predetermined time delay
    • 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
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2454—Electromagnetic mechanisms characterised by the magnetic circuit or active magnetic elements
    • 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
    • H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
    • H01H71/7463—Adjusting only the electromagnetic mechanism

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
ZA871607A 1986-03-27 1987-03-05 Circuit breaker with impact trip delay ZA871607B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/845,302 US4697163A (en) 1986-03-27 1986-03-27 Circuit breaker with impact trip delay

Publications (1)

Publication Number Publication Date
ZA871607B true ZA871607B (en) 1987-08-25

Family

ID=25294913

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA871607A ZA871607B (en) 1986-03-27 1987-03-05 Circuit breaker with impact trip delay

Country Status (11)

Country Link
US (1) US4697163A (xx)
EP (1) EP0239373B1 (xx)
JP (1) JPS62264535A (xx)
KR (1) KR950013943B1 (xx)
AU (1) AU597030B2 (xx)
BR (1) BR8701391A (xx)
CA (1) CA1257894A (xx)
DE (1) DE3750767T2 (xx)
MX (1) MX164004B (xx)
PH (1) PH22799A (xx)
ZA (1) ZA871607B (xx)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH672036A5 (xx) * 1986-12-23 1989-10-13 Sprecher & Schuh Ag
US4973928A (en) * 1989-03-31 1990-11-27 Westinghouse Electric Corp. Extender spring for increased magnetic trip settings
US4973805A (en) * 1989-04-03 1990-11-27 Westinghouse Electric Corp. Arc runner, containment support assembly
US5089797A (en) * 1990-11-14 1992-02-18 Westinghouse Electric Corp. Circuit breaker with dual function electromagnetic tripping mechanism
US5831501A (en) * 1997-04-14 1998-11-03 Eaton Corporation Adjustable trip unit and circuit breaker incorporating same
US5793026A (en) * 1997-04-14 1998-08-11 Eaton Corporation Magnetic trip assembly and circuit breaker incorporating same
US5894259A (en) * 1997-04-14 1999-04-13 Eaton Corporation Thermal trip unit with magnetic shield and circuit breaker incorporating same
US6061217A (en) * 1997-12-16 2000-05-09 Eaton Corporation Electrical switching apparatus employing twice-energized trip actuator
US6262645B1 (en) * 1999-08-27 2001-07-17 Eaton Corporation Circuit interrupter with a trip mechanism having a biased latch
JP2001351486A (ja) 2000-04-20 2001-12-21 Eaton Corp 真空スイッチ組立体を備えた成型ケース回路遮断器
US6794963B2 (en) * 2002-04-24 2004-09-21 General Electric Company Magnetic device for a magnetic trip unit
US6667675B2 (en) 2002-05-01 2003-12-23 Eaton Corporation Adjustable magnetic trip assembly for circuit breaker
US6864450B1 (en) * 2004-05-19 2005-03-08 Eaton Corporation Circuit breaker with delay mechanism
CN100349246C (zh) * 2005-09-07 2007-11-14 常州东方铁路器材有限公司 过电流断路器
US20080122563A1 (en) * 2006-08-28 2008-05-29 Ls Industrial Systems Co., Ltd. Instantaneous trip mechanism for mould cased circuit breaker
DE102008012149A1 (de) * 2008-03-01 2009-09-03 Abb Ag Schaltgerät
DE102009035889B4 (de) * 2009-08-03 2011-11-10 Abb Technology Ag Federspeicherantrieb mit Verzögerungsschaltung
CN102810436B (zh) * 2012-08-21 2015-03-25 德力西电气有限公司 一种延时可调断路器
CN107768203B (zh) * 2016-08-15 2019-10-11 浙江正泰电器股份有限公司 直动式电磁脱扣装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR501415A (fr) * 1919-07-04 1920-04-14 Const Electr De Delle Sa Des A Perfectionnement aux relais électriques à maxima
DE438518C (de) * 1925-12-01 1926-12-16 Aeg Zeitrelais, insbesondere fuer UEberstromrelais
GB522303A (en) * 1939-06-08 1940-06-14 Gordon Spencer Marston Improvements in or relating to tripping devices for electric circuit breakers and switches
US2373256A (en) * 1942-06-03 1945-04-10 Bendix Aviat Corp Two-stage starting system for internal-combustion engines
US3193736A (en) * 1961-09-08 1965-07-06 Heinemann Electric Co Electromagnetic circuit for circuit breakers
US4001742A (en) * 1975-10-30 1977-01-04 General Electric Company Circuit breaker having improved operating mechanism
US4129843A (en) * 1976-10-05 1978-12-12 I-T-E Imperial Corporation Magnetic trip means for circuit breaker
JPS5941258B2 (ja) * 1976-12-27 1984-10-05 松下電工株式会社 短絡電流検出装置
JPS53122778A (en) * 1977-03-31 1978-10-26 Matsushita Electric Works Ltd Overcurrent detector
FR2516299B1 (fr) * 1981-11-09 1985-06-07 Telemecanique Electrique Relais magnetique d'intensite temporise
US4553116A (en) * 1984-01-09 1985-11-12 Westinghouse Electric Corp. Molded case circuit breaker with resettable combined undervoltage and manual trip mechanism
US4683451A (en) * 1986-03-14 1987-07-28 Westinghouse Electric Corp. Circuit breaker with trip delay magnetic circuit

Also Published As

Publication number Publication date
KR950013943B1 (ko) 1995-11-18
BR8701391A (pt) 1988-01-05
KR870009425A (ko) 1987-10-26
CA1257894A (en) 1989-07-25
MX164004B (es) 1992-07-09
PH22799A (en) 1988-12-12
DE3750767T2 (de) 1995-07-27
US4697163A (en) 1987-09-29
AU597030B2 (en) 1990-05-24
AU6919187A (en) 1987-10-01
EP0239373A3 (en) 1989-12-06
JPS62264535A (ja) 1987-11-17
EP0239373B1 (en) 1994-11-23
DE3750767D1 (de) 1995-01-05
EP0239373A2 (en) 1987-09-30

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