DE69734277D1 - Nullstromkreisunterbrechung - Google Patents

Nullstromkreisunterbrechung

Info

Publication number
DE69734277D1
DE69734277D1 DE69734277T DE69734277T DE69734277D1 DE 69734277 D1 DE69734277 D1 DE 69734277D1 DE 69734277 T DE69734277 T DE 69734277T DE 69734277 T DE69734277 T DE 69734277T DE 69734277 D1 DE69734277 D1 DE 69734277D1
Authority
DE
Germany
Prior art keywords
open circuit
null
null open
circuit
open
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 - Lifetime
Application number
DE69734277T
Other languages
English (en)
Other versions
DE69734277T2 (de
Inventor
Kelsey Seymour
Hamilton Singer
David Arnold
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of DE69734277D1 publication Critical patent/DE69734277D1/de
Application granted granted Critical
Publication of DE69734277T2 publication Critical patent/DE69734277T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
DE69734277T 1996-12-17 1997-12-16 Nullstromkreisunterbrechung Expired - Lifetime DE69734277T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/767,747 US5771145A (en) 1996-12-17 1996-12-17 Zero current circuit interruption
US767747 1996-12-17
PCT/US1997/023236 WO1998027564A1 (en) 1996-12-17 1997-12-16 Zero current circuit interruption

Publications (2)

Publication Number Publication Date
DE69734277D1 true DE69734277D1 (de) 2006-02-09
DE69734277T2 DE69734277T2 (de) 2006-07-13

Family

ID=25080452

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69734277T Expired - Lifetime DE69734277T2 (de) 1996-12-17 1997-12-16 Nullstromkreisunterbrechung

Country Status (5)

Country Link
US (1) US5771145A (de)
EP (1) EP0883887B1 (de)
JP (1) JP4119485B2 (de)
DE (1) DE69734277T2 (de)
WO (1) WO1998027564A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6956728B2 (en) * 2003-02-28 2005-10-18 Eaton Corporation Method and apparatus to control modular asynchronous contactors
US7196434B2 (en) * 2003-03-21 2007-03-27 Eaton Corporation Modular contactor assembly having independently controllable contractors
US7057311B1 (en) 2003-03-21 2006-06-06 Eaton Corporation Isolation contactor assembly having independently controllable contactors
US7646269B2 (en) * 2007-03-07 2010-01-12 Eaton Corporation Electrical switching apparatus, and conductor assembly and shunt assembly therefor

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1257934B (de) * 1965-06-24 1968-01-04 Siemens Ag Elektrischer Synchronschalter
US3693122A (en) * 1971-05-13 1972-09-19 Gen Electric Flux transfer trip device for electric circuit breakers
US4301489A (en) * 1979-12-19 1981-11-17 Siemens-Allis, Inc. Arcless tap changer utilizing static switching
US4281303A (en) * 1980-03-10 1981-07-28 General Electric Company Individual circuit breaker pole trip mechanism
US4672501A (en) * 1984-06-29 1987-06-09 General Electric Company Circuit breaker and protective relay unit
US4583146A (en) * 1984-10-29 1986-04-15 General Electric Company Fault current interrupter
US4645889A (en) * 1986-03-14 1987-02-24 General Electric Company Varistor quenched arc chute for current limiting circuit interrupters
JP2892717B2 (ja) * 1989-11-15 1999-05-17 株式会社日立製作所 電力開閉制御装置
US5453724A (en) * 1994-05-27 1995-09-26 General Electric Flux shifter assembly for circuit breaker accessories
US5566041A (en) * 1995-04-17 1996-10-15 Houston Industries Incorporated Zero-sequence opening of power distribution

Also Published As

Publication number Publication date
EP0883887B1 (de) 2005-09-28
EP0883887A1 (de) 1998-12-16
US5771145A (en) 1998-06-23
JP2000505942A (ja) 2000-05-16
WO1998027564A1 (en) 1998-06-25
DE69734277T2 (de) 2006-07-13
JP4119485B2 (ja) 2008-07-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition