DE69204346T2 - Homopolarer Transformator mit gegen mechanischen Beanspruchungen unempfindlichem magnetischem Kreis, und Herstellungsverfahren. - Google Patents

Homopolarer Transformator mit gegen mechanischen Beanspruchungen unempfindlichem magnetischem Kreis, und Herstellungsverfahren.

Info

Publication number
DE69204346T2
DE69204346T2 DE1992604346 DE69204346T DE69204346T2 DE 69204346 T2 DE69204346 T2 DE 69204346T2 DE 1992604346 DE1992604346 DE 1992604346 DE 69204346 T DE69204346 T DE 69204346T DE 69204346 T2 DE69204346 T2 DE 69204346T2
Authority
DE
Germany
Prior art keywords
manufacturing process
magnetic circuit
mechanical stress
circuit insensitive
homopolar
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 - Fee Related
Application number
DE1992604346
Other languages
English (en)
Other versions
DE69204346D1 (de
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
Publication of DE69204346D1 publication Critical patent/DE69204346D1/de
Application granted granted Critical
Publication of DE69204346T2 publication Critical patent/DE69204346T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01F2038/305—Constructions with toroidal magnetic core

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing Cores, Coils, And Magnets (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)
DE1992604346 1991-03-27 1992-03-13 Homopolarer Transformator mit gegen mechanischen Beanspruchungen unempfindlichem magnetischem Kreis, und Herstellungsverfahren. Expired - Fee Related DE69204346T2 (de)

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 (2)

Publication Number Publication Date
DE69204346D1 DE69204346D1 (de) 1995-10-05
DE69204346T2 true DE69204346T2 (de) 1996-04-18

Family

ID=9411259

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1992604346 Expired - Fee Related DE69204346T2 (de) 1991-03-27 1992-03-13 Homopolarer Transformator mit gegen mechanischen Beanspruchungen unempfindlichem magnetischem Kreis, und Herstellungsverfahren.

Country Status (4)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018106449A1 (de) * 2018-03-20 2019-09-26 Vacuumschmelze Gmbh & Co. Kg Magnetische Baugruppe
DE102012201002B4 (de) 2012-01-24 2022-10-06 Siemens Aktiengesellschaft Summenstromwandlergehäuse, Summenstromwandler und Fehlerstromschutzschalter

Families Citing this family (8)

* 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 Elektrisches Bauelement in Chip-Bauweise
JPH09246034A (ja) * 1996-03-07 1997-09-19 Alps Electric Co Ltd パルストランス磁心
DK0907190T3 (da) * 1997-09-29 2002-10-14 Epcos Ag Induktiv komponent og fremgangsmåde til fremstilling deraf
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
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

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012201002B4 (de) 2012-01-24 2022-10-06 Siemens Aktiengesellschaft Summenstromwandlergehäuse, Summenstromwandler und Fehlerstromschutzschalter
DE102018106449A1 (de) * 2018-03-20 2019-09-26 Vacuumschmelze Gmbh & Co. Kg Magnetische Baugruppe

Also Published As

Publication number Publication date
FR2674674A1 (fr) 1992-10-02
FR2674674B1 (fr) 1993-10-22
DE69204346D1 (de) 1995-10-05
EP0509936A2 (de) 1992-10-21
EP0509936B1 (de) 1995-08-30
ES2079164T3 (es) 1996-01-01
EP0509936A3 (en) 1993-05-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee