CH529434A - An ein mehrphasiges Wechselstromnetz angeschlossener mehrphasiger Hochspannungstrennschalter mit einer Vorrichtung zur Reduzierung von Einschaltüberspannungen - Google Patents

An ein mehrphasiges Wechselstromnetz angeschlossener mehrphasiger Hochspannungstrennschalter mit einer Vorrichtung zur Reduzierung von Einschaltüberspannungen

Info

Publication number
CH529434A
CH529434A CH991070A CH991070A CH529434A CH 529434 A CH529434 A CH 529434A CH 991070 A CH991070 A CH 991070A CH 991070 A CH991070 A CH 991070A CH 529434 A CH529434 A CH 529434A
Authority
CH
Switzerland
Prior art keywords
phase
overvoltages
network
reducing switch
voltage disconnector
Prior art date
Application number
CH991070A
Other languages
English (en)
Inventor
Joseph Casey Edward
Stewart Lauber Thornton
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of CH529434A publication Critical patent/CH529434A/de

Links

Classifications

    • 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
    • H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
    • H01H9/56—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere for ensuring operation of the switch at a predetermined point in the AC cycle
    • H01H9/563—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere for ensuring operation of the switch at a predetermined point in the AC cycle for multipolar switches, e.g. different timing for different phases, selecting phase with first zero-crossing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/16—Impedances connected with contacts

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Electronic Switches (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
CH991070A 1969-07-23 1970-06-30 An ein mehrphasiges Wechselstromnetz angeschlossener mehrphasiger Hochspannungstrennschalter mit einer Vorrichtung zur Reduzierung von Einschaltüberspannungen CH529434A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84405669A 1969-07-23 1969-07-23

Publications (1)

Publication Number Publication Date
CH529434A true CH529434A (de) 1972-10-15

Family

ID=25291686

Family Applications (1)

Application Number Title Priority Date Filing Date
CH991070A CH529434A (de) 1969-07-23 1970-06-30 An ein mehrphasiges Wechselstromnetz angeschlossener mehrphasiger Hochspannungstrennschalter mit einer Vorrichtung zur Reduzierung von Einschaltüberspannungen

Country Status (6)

Country Link
US (1) US3566152A (de)
CH (1) CH529434A (de)
DE (1) DE2036060A1 (de)
FR (1) FR2055549A5 (de)
GB (1) GB1312643A (de)
SE (1) SE355690B (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995198A (en) * 1973-05-14 1976-11-30 Licentia Patent-Verwaltungs-G.M.B.H. High voltage circuit breaker
DE2503034C3 (de) * 1975-01-25 1978-05-11 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur Verminderung der mechanischen Beanspruchung von Turbosätzen bei generatornahen dreipoligen Netzkurzschlüssen
US4001643A (en) * 1975-05-29 1977-01-04 The United States Of America As Represented By The Secretary Of The Interior Method and apparatus for a power circuit breaker controller
US4306263A (en) * 1980-03-28 1981-12-15 Gould Inc. Synchronous closing system and latch therefor
US4423363A (en) * 1981-07-27 1983-12-27 General Electric Company Electrical braking transitioning control
GB2130436A (en) * 1982-10-23 1984-05-31 Hawker Siddeley Revenue Contr Zero crossing circuit for arcing preventing in circuit breakers
JPS59105226A (ja) * 1982-12-09 1984-06-18 株式会社日立製作所 しゃ断器
US4864157A (en) * 1988-05-12 1989-09-05 Spatron Corporation Reduced arcing contact switching circuit
US5666257A (en) * 1994-10-18 1997-09-09 Yang; Tai-Her DC circuit breaking spark suppressor circuit device
US5764459A (en) * 1994-10-18 1998-06-09 Yang; Tai-Her DC circuit breaking spark suppressor device
US7057311B1 (en) * 2003-03-21 2006-06-06 Eaton Corporation Isolation contactor assembly having independently controllable contactors
US7196434B2 (en) * 2003-03-21 2007-03-27 Eaton Corporation Modular contactor assembly having independently controllable contractors
US20040212353A1 (en) * 2003-04-25 2004-10-28 Siemens Westinghouse Power Corporation Use of a closing impedance to minimize the adverse impact of out-of-phase generator synchronization
KR101239034B1 (ko) * 2003-12-12 2013-03-04 콜텍, 인크. 고체 연료의 특성을 향상시키기 위한 예비 연소, 건식 처리방법 및 시스템
US8585788B2 (en) * 2006-03-31 2013-11-19 Coaltek, Inc. Methods and systems for processing solid fuel
US8585786B2 (en) * 2006-03-31 2013-11-19 Coaltek, Inc. Methods and systems for briquetting solid fuel
SE541330C2 (en) * 2017-11-30 2019-07-09 Scania Cv Ab An arrangement and a method for controlling a disconnector in a motor vehicle

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3312864A (en) * 1963-08-23 1967-04-04 Westinghouse Electric Corp Protective relaying devices
US3373290A (en) * 1965-12-13 1968-03-12 Boeing Co Polyphase current control system
SE304784B (de) * 1966-04-07 1968-10-07 Stenberg Flygt Ab
US3500009A (en) * 1967-02-24 1970-03-10 Gen Electric High voltage circuit breaker with means for preinserting resistors during closing
US3471749A (en) * 1967-05-03 1969-10-07 Rochester Instr Systems Inc System for controlling automatic reclosure of a power circuit breaker

Also Published As

Publication number Publication date
US3566152A (en) 1971-02-23
FR2055549A5 (de) 1971-05-07
GB1312643A (en) 1973-04-04
SE355690B (de) 1973-04-30
DE2036060A1 (de) 1971-01-28

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Legal Events

Date Code Title Description
PL Patent ceased