ES2079164T3 - Transformador homopolar con circuito magnetico insensible a tensiones mecanicas, y procedimiento de fabricacion. - Google Patents

Transformador homopolar con circuito magnetico insensible a tensiones mecanicas, y procedimiento de fabricacion.

Info

Publication number
ES2079164T3
ES2079164T3 ES92420074T ES92420074T ES2079164T3 ES 2079164 T3 ES2079164 T3 ES 2079164T3 ES 92420074 T ES92420074 T ES 92420074T ES 92420074 T ES92420074 T ES 92420074T ES 2079164 T3 ES2079164 T3 ES 2079164T3
Authority
ES
Spain
Prior art keywords
magnetic circuit
manufacturing procedure
homopolar
circuit insensitive
transformer
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
ES92420074T
Other languages
English (en)
Spanish (es)
Inventor
Jacques Vallot
Marc Paupert
Alain Germain
Claude Burnot
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.)
Schneider Electric SE
Original Assignee
Schneider Electric SE
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 Schneider Electric SE filed Critical Schneider Electric SE
Application granted granted Critical
Publication of ES2079164T3 publication Critical patent/ES2079164T3/es
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
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
    • H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
    • H01F27/266—Fastening or mounting the core on casing or support
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase AC
    • H01F38/28—Current transformers
    • H01F38/30—Constructions
    • H01F38/305—Constructions with toroidal magnetic core

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Dc-Dc Converters (AREA)
  • Coils Or Transformers For Communication (AREA)
ES92420074T 1991-03-27 1992-03-13 Transformador homopolar con circuito magnetico insensible a tensiones mecanicas, y procedimiento de fabricacion. Expired - Lifetime ES2079164T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9103831A FR2674674B1 (fr) 1991-03-27 1991-03-27 Transformateur homopolaire a circuit magnetique insensible a des contraintes mecaniques, et procede de fabrication.

Publications (1)

Publication Number Publication Date
ES2079164T3 true ES2079164T3 (es) 1996-01-01

Family

ID=9411259

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92420074T Expired - Lifetime ES2079164T3 (es) 1991-03-27 1992-03-13 Transformador homopolar con circuito magnetico insensible a tensiones mecanicas, y procedimiento de fabricacion.

Country Status (4)

Country Link
EP (1) EP0509936B1 (fr)
DE (1) DE69204346T2 (fr)
ES (1) ES2079164T3 (fr)
FR (1) FR2674674B1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9312004U1 (de) * 1993-08-11 1993-11-25 Siemens Matsushita Components GmbH & Co. KG, 81541 München Elektrisches Bauelement in Chip-Bauweise
IT1282077B1 (it) * 1996-02-02 1998-03-09 Abb Research Ltd Schermo per trasformatori di corrente (ta) per alta tensione
JPH09246034A (ja) * 1996-03-07 1997-09-19 Alps Electric Co Ltd パルストランス磁心
PT907190E (pt) * 1997-09-29 2002-11-29 Epcos Ag Elemento indutivo e processo para o seu fabrico
DE29806050U1 (de) 1998-04-02 1998-08-13 Abb Patent Gmbh, 68309 Mannheim Aufnahmetopf für einen Ringkernwandler, vorzugsweise für einen Fehlerstromschutzschalter
DE10134056B8 (de) 2001-07-13 2014-05-28 Vacuumschmelze Gmbh & Co. Kg Verfahren zur Herstellung von nanokristallinen Magnetkernen sowie Vorrichtung zur Durchführung des Verfahrens
DE102007034532A1 (de) 2007-07-24 2009-02-05 Vacuumschmelze Gmbh & Co. Kg Magnetkern, Verfahren zu seiner Herstellung sowie Fehlerstromschutzschalter
KR101228497B1 (ko) * 2011-11-25 2013-01-31 주식회사 이랜텍 결합 강도가 개선된 트랜스포머
DE102012201002B4 (de) 2012-01-24 2022-10-06 Siemens Aktiengesellschaft Summenstromwandlergehäuse, Summenstromwandler und Fehlerstromschutzschalter
KR101966749B1 (ko) * 2015-12-11 2019-04-08 주식회사 아모그린텍 자기차폐형 변류기
CN105976992A (zh) * 2016-07-05 2016-09-28 佛山诺亚电器有限公司 高过载内保护配电变压器
DE102018106449A1 (de) * 2018-03-20 2019-09-26 Vacuumschmelze Gmbh & Co. Kg Magnetische Baugruppe

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2523766A1 (fr) * 1982-03-22 1983-09-23 Merlin Gerin Dispositif de protection differentielle pour la detection d'un courant residuel alternatif et/ou continu sur deux voies distinctes
NL8401185A (nl) * 1984-04-13 1985-11-01 Philips Nv Transformator met coaxiale spoelkokers.
JPH0239403A (ja) * 1988-07-28 1990-02-08 Nagano Japan Radio Co 磁心の固定方法
JPH0266908A (ja) * 1988-08-31 1990-03-07 Nippon Ferrite Ltd 磁心
JPH0654738B2 (ja) * 1989-06-16 1994-07-20 日立フェライト株式会社 磁 心

Also Published As

Publication number Publication date
EP0509936A2 (fr) 1992-10-21
DE69204346T2 (de) 1996-04-18
DE69204346D1 (de) 1995-10-05
FR2674674B1 (fr) 1993-10-22
EP0509936B1 (fr) 1995-08-30
FR2674674A1 (fr) 1992-10-02
EP0509936A3 (en) 1993-05-19

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