IT1062933B - Perfezionamento ai trasformatori elettronici di misura - Google Patents

Perfezionamento ai trasformatori elettronici di misura

Info

Publication number
IT1062933B
IT1062933B IT2232976A IT2232976A IT1062933B IT 1062933 B IT1062933 B IT 1062933B IT 2232976 A IT2232976 A IT 2232976A IT 2232976 A IT2232976 A IT 2232976A IT 1062933 B IT1062933 B IT 1062933B
Authority
IT
Italy
Prior art keywords
improvement
electronic measurement
measurement transformers
transformers
electronic
Prior art date
Application number
IT2232976A
Other languages
English (en)
Italian (it)
Original Assignee
Cem Comp Electro Mec
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 Cem Comp Electro Mec filed Critical Cem Comp Electro Mec
Application granted granted Critical
Publication of IT1062933B publication Critical patent/IT1062933B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/20—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices
    • G01R15/202—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices using Hall-effect devices
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Measuring Magnetic Variables (AREA)
IT2232976A 1975-05-29 1976-04-14 Perfezionamento ai trasformatori elettronici di misura IT1062933B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7516768A FR2312844A1 (fr) 1975-05-29 1975-05-29 Perfectionnemen

Publications (1)

Publication Number Publication Date
IT1062933B true IT1062933B (it) 1985-02-11

Family

ID=9155833

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2232976A IT1062933B (it) 1975-05-29 1976-04-14 Perfezionamento ai trasformatori elettronici di misura

Country Status (4)

Country Link
CH (1) CH593544A5 (el)
DE (1) DE2621302C3 (el)
FR (1) FR2312844A1 (el)
IT (1) IT1062933B (el)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL178373C (nl) * 1977-06-06 1986-03-03 Philips Nv Transformator.
CH642477A5 (de) * 1979-04-20 1984-04-13 Landis & Gyr Ag Messwandler zum potentialfreien messen von stroemen oder spannungen.
CH651701A5 (de) * 1980-12-24 1985-09-30 Landis & Gyr Ag Kompensierter messwandler.
CH664632A5 (de) * 1984-08-16 1988-03-15 Landis & Gyr Ag Schaltungsanordnung zur kompensation von schwankungen des uebertragungsfaktors eines magnetfeldsensors.
EP0438616B1 (de) * 1990-01-23 1994-04-20 Siemens Aktiengesellschaft Strom-Spannungswandler für elektronische Haushaltszähler
US5090048A (en) * 1991-05-22 1992-02-18 General Electric Company Shielded enclosure with an isolation transformer
DE9113081U1 (de) * 1991-10-21 1991-12-12 Siemens AG, 8000 München Stromsensor mit integrierter Hallschaltung
DE9203283U1 (de) * 1992-03-11 1993-07-15 Siemens AG, 8000 München Stromsensor mit integrierter Meßschaltung
EP0999565A1 (fr) * 1998-11-06 2000-05-10 Chauvin Arnoux Agencement de mesure d'un courant électrique du type à transformateur de mesure
US7605580B2 (en) * 2007-06-29 2009-10-20 Infineon Technologies Austria Ag Integrated hybrid current sensor

Also Published As

Publication number Publication date
FR2312844B1 (el) 1982-02-19
FR2312844A1 (fr) 1976-12-24
DE2621302C3 (de) 1980-09-18
DE2621302B2 (de) 1980-01-31
CH593544A5 (el) 1977-12-15
DE2621302A1 (de) 1976-12-09

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