CH487486A - Circuit arrangement for a current transformer with an air gap - Google Patents

Circuit arrangement for a current transformer with an air gap

Info

Publication number
CH487486A
CH487486A CH351668A CH351668A CH487486A CH 487486 A CH487486 A CH 487486A CH 351668 A CH351668 A CH 351668A CH 351668 A CH351668 A CH 351668A CH 487486 A CH487486 A CH 487486A
Authority
CH
Switzerland
Prior art keywords
air gap
current transformer
circuit arrangement
transformer
arrangement
Prior art date
Application number
CH351668A
Other languages
German (de)
Inventor
Eckart Maenicke Dr Dipl-Ing
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Priority to CH351668A priority Critical patent/CH487486A/en
Priority to SE1075868A priority patent/SE339721B/xx
Priority to DE19681803520 priority patent/DE1803520A1/en
Priority to JP44017433A priority patent/JPS4827967B1/ja
Priority to BE729556D priority patent/BE729556A/xx
Publication of CH487486A publication Critical patent/CH487486A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/18—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of DC into AC, e.g. with choppers
    • G01R19/20—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of DC into AC, e.g. with choppers using transductors, i.e. a magnetic core transducer the saturation of which is cyclically reversed by an AC source on the secondary side
    • 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
    • H01F27/42—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils
    • H01F27/422—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils for instrument transformers
    • H01F27/427—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils for instrument transformers for current transformers
    • 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
    • H01F38/32—Circuit arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Coils Or Transformers For Communication (AREA)
CH351668A 1968-03-07 1968-03-07 Circuit arrangement for a current transformer with an air gap CH487486A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH351668A CH487486A (en) 1968-03-07 1968-03-07 Circuit arrangement for a current transformer with an air gap
SE1075868A SE339721B (en) 1968-03-07 1968-08-09
DE19681803520 DE1803520A1 (en) 1968-03-07 1968-10-14 Current transformer with air gap
JP44017433A JPS4827967B1 (en) 1968-03-07 1969-03-07
BE729556D BE729556A (en) 1968-03-07 1969-03-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH351668A CH487486A (en) 1968-03-07 1968-03-07 Circuit arrangement for a current transformer with an air gap

Publications (1)

Publication Number Publication Date
CH487486A true CH487486A (en) 1970-03-15

Family

ID=4257669

Family Applications (1)

Application Number Title Priority Date Filing Date
CH351668A CH487486A (en) 1968-03-07 1968-03-07 Circuit arrangement for a current transformer with an air gap

Country Status (5)

Country Link
JP (1) JPS4827967B1 (en)
BE (1) BE729556A (en)
CH (1) CH487486A (en)
DE (1) DE1803520A1 (en)
SE (1) SE339721B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2095175B1 (en) * 1970-06-15 1975-07-04 Electricite De France
DE19537354B4 (en) * 1995-10-06 2004-03-18 Siemens Ag Method and device for determining a current value of a digitally regulated power unit

Also Published As

Publication number Publication date
DE1803520A1 (en) 1969-10-16
SE339721B (en) 1971-10-18
BE729556A (en) 1969-09-08
JPS4827967B1 (en) 1973-08-28

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Legal Events

Date Code Title Description
PL Patent ceased