FR2399669B1 - - Google Patents

Info

Publication number
FR2399669B1
FR2399669B1 FR7822588A FR7822588A FR2399669B1 FR 2399669 B1 FR2399669 B1 FR 2399669B1 FR 7822588 A FR7822588 A FR 7822588A FR 7822588 A FR7822588 A FR 7822588A FR 2399669 B1 FR2399669 B1 FR 2399669B1
Authority
FR
France
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
Application number
FR7822588A
Other versions
FR2399669A1 (fr
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.)
Siemens AG
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
Publication of FR2399669A1 publication Critical patent/FR2399669A1/fr
Application granted granted Critical
Publication of FR2399669B1 publication Critical patent/FR2399669B1/fr
Granted legal-status Critical Current

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Hall/Mr Elements (AREA)
  • Measuring Magnetic Variables (AREA)
  • Measurement Of Current Or Voltage (AREA)
FR7822588A 1977-08-03 1978-07-31 Amperemetre a pince Granted FR2399669A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2735054A DE2735054C2 (de) 1977-08-03 1977-08-03 Zangenstrommesser

Publications (2)

Publication Number Publication Date
FR2399669A1 FR2399669A1 (fr) 1979-03-02
FR2399669B1 true FR2399669B1 (fr) 1981-03-20

Family

ID=6015561

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7822588A Granted FR2399669A1 (fr) 1977-08-03 1978-07-31 Amperemetre a pince

Country Status (4)

Country Link
US (1) US4234846A (fr)
DE (1) DE2735054C2 (fr)
FR (1) FR2399669A1 (fr)
IT (1) IT1097907B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4540935A (en) * 1981-09-14 1985-09-10 Commonwealth Edison Company Apparatus for identifying defective electric power distribution capacitors
US4536704A (en) * 1984-01-03 1985-08-20 Commonwealth Edison Company Apparatus for identifying defective substation capacitors
DE3400787C2 (de) * 1984-01-12 1995-09-14 Bosch Gmbh Robert Strommeßzange
US5495169A (en) * 1984-10-12 1996-02-27 Smith; Dayle Clamp-on current sensor
DE3681088D1 (de) * 1985-07-18 1991-10-02 Siemens Ag Pruefanordnung fuer ein signalverarbeitendes elektrisches geraet.
US4656418A (en) * 1986-01-27 1987-04-07 Snap-On Tools Corporation Molded clamp-type ammeter probe
DE3611864A1 (de) * 1986-04-09 1987-10-15 Mueller & Weigert Zangenanlege-messgeraet
DE3817299A1 (de) * 1988-05-20 1989-11-30 Masanobu Higami Messwertaufnehmer fuer ein zangenamperemeter
DE3905060A1 (de) * 1989-02-18 1990-08-23 Diehl Gmbh & Co Einrichtung zum beruehrungslosen messen eines gleichstroms
CH679527A5 (fr) * 1989-04-13 1992-02-28 Lem Liaisons Electron Mec
US5103163A (en) * 1990-10-17 1992-04-07 California Institute Of Technology Current transducer
DE4207442A1 (de) * 1992-03-09 1993-09-16 Siemens Ag Strommesszange und verfahren zum kalibrieren derselben
NL1001293C2 (nl) * 1995-09-26 1997-03-28 Nederland Ptt Werkwijze en middelen voor het vervangen van een elektrisch geleidende kabel door een andere elektrisch geleidende kabel.
US6175229B1 (en) * 1999-03-09 2001-01-16 Eaton Corporation Electrical current sensing apparatus
CN1971289B (zh) * 2005-11-26 2012-01-25 徐先 一种大电流交、直两用钳形电流传感器
KR100877450B1 (ko) * 2007-10-10 2009-01-07 김장수 관통구 개폐구조를 갖는 폐회로 전류변성기

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2959733A (en) * 1957-12-30 1960-11-08 Commissariat Energie Atomique Hall effect magnetometer
US3050698A (en) * 1960-02-12 1962-08-21 Bell Telephone Labor Inc Semiconductor hall effect devices
US3337829A (en) * 1965-12-07 1967-08-22 Honeywell Inc Core air gap having temperature insensitive spacer therein
GB1241942A (en) * 1967-04-15 1971-08-04 John Rawcliffe Improvements in or relating to the calibration of instruments
DE1690076B1 (de) * 1967-10-24 1971-05-27 Siemens Ag Verfahren zur verminderung des umkehreffektes von hallgene ratoren
FR2293831A1 (fr) * 1974-12-06 1976-07-02 Thomson Csf Circuit de compensation pour generateur de hall
US4059798A (en) * 1976-03-08 1977-11-22 F. W. Bell, Inc. Method and apparatus for measuring the current flowing in a workpiece

Also Published As

Publication number Publication date
DE2735054C2 (de) 1979-06-28
DE2735054B1 (de) 1978-10-26
IT1097907B (it) 1985-08-31
FR2399669A1 (fr) 1979-03-02
IT7826214A0 (it) 1978-07-28
US4234846A (en) 1980-11-18

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Legal Events

Date Code Title Description
ST Notification of lapse