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ES446546A1 - Un circuito electrico para indicar el paso y direccion de lacorriente por un circuito. - Google Patents

Un circuito electrico para indicar el paso y direccion de lacorriente por un circuito.

Info

Publication number
ES446546A1
ES446546A1 ES446546A ES446546A ES446546A1 ES 446546 A1 ES446546 A1 ES 446546A1 ES 446546 A ES446546 A ES 446546A ES 446546 A ES446546 A ES 446546A ES 446546 A1 ES446546 A1 ES 446546A1
Authority
ES
Spain
Prior art keywords
current flow
line current
flow detector
output
amplifier
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
Application number
ES446546A
Other languages
English (en)
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana 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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES446546A1 publication Critical patent/ES446546A1/es
Expired legal-status Critical Current

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
    • G01R19/14—Indicating direction of current; Indicating polarity of voltage
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B27/00—Drawing desks or tables; Carriers for drawing-boards
    • A47B27/14—Adjustable underframes
    • 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
    • G01R19/145—Indicating the presence of current or voltage
    • G01R19/15—Indicating the presence of current

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Measuring Magnetic Variables (AREA)
ES446546A 1975-04-01 1976-03-31 Un circuito electrico para indicar el paso y direccion de lacorriente por un circuito. Expired ES446546A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1320175A GB1461207A (en) 1975-04-01 1975-04-01 Electrical circuit for indicating the presence and direction of flow of an electrical current

Publications (1)

Publication Number Publication Date
ES446546A1 true ES446546A1 (es) 1977-06-16

Family

ID=10018683

Family Applications (1)

Application Number Title Priority Date Filing Date
ES446546A Expired ES446546A1 (es) 1975-04-01 1976-03-31 Un circuito electrico para indicar el paso y direccion de lacorriente por un circuito.

Country Status (6)

Country Link
US (1) US4020294A (es)
BE (1) BE840276A (es)
DE (1) DE2613597C3 (es)
ES (1) ES446546A1 (es)
FR (1) FR2306450A1 (es)
GB (1) GB1461207A (es)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1563803A (en) * 1975-11-26 1980-04-02 Post Office Telecommunications transmission and signalling curcuits
US4104488A (en) * 1977-05-19 1978-08-01 International Standard Electric Corporation Subscriber line circuit
JPS5921237B2 (ja) * 1978-02-01 1984-05-18 ミテル・コ−ポレ−シヨン 電話ライン回路
DE2817930C2 (de) * 1978-04-24 1982-09-02 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Schaltungsanordnung zur Überprüfung einer Fernmeldeleitung auf Fehlerpotential
US4283643A (en) * 1979-05-25 1981-08-11 Electric Power Research Institute, Inc. Hall sensing apparatus
FR2465332A1 (fr) * 1979-09-11 1981-03-20 Souriau & Cie Connecteur electrique autoprotege contre toute deconnexion intempestive
FR2469715A1 (fr) * 1979-11-16 1981-05-22 Regie Autonome Transports Compteur electronique d'energie electrique
US4323734A (en) * 1980-05-15 1982-04-06 Crest Industries, Inc. Interface circuit for telephone line to equipment signal coupling
US4524246A (en) * 1982-07-07 1985-06-18 Harris Corporation SLIC II--common-mode current rejection
US4823075A (en) * 1987-10-13 1989-04-18 General Electric Company Current sensor using hall-effect device with feedback
JPH0726978B2 (ja) * 1988-09-22 1995-03-29 東洋通信機株式会社 電流センサ回路
CH690465A5 (fr) * 1995-04-18 2000-09-15 Lem Liaisons Electron Mec Dispositif capteur de courant à détecteur de champ magnétique.
US6133543A (en) * 1998-11-06 2000-10-17 Hypertherm, Inc. System and method for dual threshold sensing in a plasma ARC torch
US6879145B1 (en) 2002-02-15 2005-04-12 Larry L. Harris Voltage isolation buffer with hall effect magnetic field sensor
US20150160275A1 (en) * 2013-12-11 2015-06-11 Progress Rail Services Corporation System and method for monitoring power consumption of an led lamp
IT201800003415A1 (it) * 2018-03-09 2019-09-09 Ducati Energia S P A Rettificatore sincrono trifase per caricabatteria a bordo veicolo

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2550492A (en) * 1950-05-27 1951-04-24 Gen Electric Hall effect alternating current measuring apparatus
DE1143586B (de) * 1961-02-02 1963-02-14 Siemens Ag Gleichstrommesseinrichtung mit Hallsonden
US3885212A (en) * 1973-04-05 1975-05-20 Halmar Electronics Sector flux null current measuring apparatus and method

Also Published As

Publication number Publication date
GB1461207A (en) 1977-01-13
DE2613597B2 (de) 1980-01-31
DE2613597C3 (de) 1980-10-23
DE2613597A1 (de) 1976-10-14
FR2306450B1 (es) 1979-08-17
BE840276A (fr) 1976-10-01
US4020294A (en) 1977-04-26
FR2306450A1 (fr) 1976-10-29

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