FR2298110A1 - Dispositif de mesure de grandeurs electriques - Google Patents

Dispositif de mesure de grandeurs electriques

Info

Publication number
FR2298110A1
FR2298110A1 FR7501871A FR7501871A FR2298110A1 FR 2298110 A1 FR2298110 A1 FR 2298110A1 FR 7501871 A FR7501871 A FR 7501871A FR 7501871 A FR7501871 A FR 7501871A FR 2298110 A1 FR2298110 A1 FR 2298110A1
Authority
FR
France
Prior art keywords
magnetic circuit
effect device
hall effect
air gap
measurement
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.)
Granted
Application number
FR7501871A
Other languages
English (en)
French (fr)
Other versions
FR2298110B1 (ref
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.)
Merlin Gerin SA
Original Assignee
Merlin Gerin SA
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 Merlin Gerin SA filed Critical Merlin Gerin SA
Priority to FR7501871A priority Critical patent/FR2298110A1/fr
Publication of FR2298110A1 publication Critical patent/FR2298110A1/fr
Application granted granted Critical
Publication of FR2298110B1 publication Critical patent/FR2298110B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/07—Hall effect devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/20—Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
    • G01R1/22—Tong testers acting as secondary windings of current transformers
    • 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)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measuring Magnetic Variables (AREA)
FR7501871A 1975-01-20 1975-01-20 Dispositif de mesure de grandeurs electriques Granted FR2298110A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7501871A FR2298110A1 (fr) 1975-01-20 1975-01-20 Dispositif de mesure de grandeurs electriques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7501871A FR2298110A1 (fr) 1975-01-20 1975-01-20 Dispositif de mesure de grandeurs electriques

Publications (2)

Publication Number Publication Date
FR2298110A1 true FR2298110A1 (fr) 1976-08-13
FR2298110B1 FR2298110B1 (ref) 1977-07-15

Family

ID=9150122

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7501871A Granted FR2298110A1 (fr) 1975-01-20 1975-01-20 Dispositif de mesure de grandeurs electriques

Country Status (1)

Country Link
FR (1) FR2298110A1 (ref)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4316142A (en) * 1979-11-20 1982-02-16 Kyoritsu Electrical Instruments Works, Ltd. Clamp type ammeter
EP0585656A3 (de) * 1992-09-01 1995-02-01 Bosch Gmbh Robert Strommesszange.
CN104374961A (zh) * 2014-11-27 2015-02-25 国家电网公司 钳形表伸缩式延长工具
JP2017026408A (ja) * 2015-07-21 2017-02-02 日置電機株式会社 クランプセンサおよび測定装置
JP2017026409A (ja) * 2015-07-21 2017-02-02 日置電機株式会社 クランプセンサおよび測定装置

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4316142A (en) * 1979-11-20 1982-02-16 Kyoritsu Electrical Instruments Works, Ltd. Clamp type ammeter
EP0585656A3 (de) * 1992-09-01 1995-02-01 Bosch Gmbh Robert Strommesszange.
CN104374961A (zh) * 2014-11-27 2015-02-25 国家电网公司 钳形表伸缩式延长工具
CN104374961B (zh) * 2014-11-27 2017-01-04 国家电网公司 钳形表伸缩式延长工具
JP2017026408A (ja) * 2015-07-21 2017-02-02 日置電機株式会社 クランプセンサおよび測定装置
JP2017026409A (ja) * 2015-07-21 2017-02-02 日置電機株式会社 クランプセンサおよび測定装置

Also Published As

Publication number Publication date
FR2298110B1 (ref) 1977-07-15

Similar Documents

Publication Publication Date Title
GB1508969A (en) Arrangement for detecting high voltage
EP0125116A3 (en) Method and instrument for measuring moisture
GB1385977A (en) Electrical measurement apparatus
JPS5247777A (en) Circuit device for measuring insulation resistance in nonngrounded large current circuit
ES8200771A1 (es) Dispositivo para la medicion de la intensidad de la corrien-te en carriles conductores de corriente,especialmente en la electrolisis para el refinado de cobre
JPS562569A (en) Insulating resistance measuring instrument
GB966443A (en) Improvements in multi-range hook-on electrical indicating instrument
JPS564066A (en) Water-tree detection method of rubber/plastic insulated power cable
US3493863A (en) Portable battery tester
CN207096396U (zh) 一种防爆磁性开关线的测试装置
JPS641249A (en) Wafer prober
GB636048A (en) Improvements in electrical measuring methods and apparatus
JPS57154069A (en) Measuring device for electric resistance
GB608189A (en) Improvements in and relating to multi-range electric measuring instruments
JPS56162043A (en) Bipolar ion current probe device
JPS57131071A (en) Nondestructive impedance measuring device
GB858193A (en) Improvements in or relating to electrical apparatus for the remote reading of meters
SU928253A1 (ru) Устройство дл измерени сопротивлени изол ции электрических цепей
GB1222963A (en) Improvements relating to insulation testing
SU629557A1 (ru) Преобразователь посто нных токов
JPS5744864A (en) Detecting device for electric leakage point
SU672573A1 (ru) Устройство дл измерени посто нной составл ющей электрического сигнала
JPS51140766A (en) Measuring device for current of electricity
SU813257A1 (ru) Потенциометр
JPS53138377A (en) Insulation testing method

Legal Events

Date Code Title Description
ST Notification of lapse