FR2314502B1 - - Google Patents

Info

Publication number
FR2314502B1
FR2314502B1 FR7518044A FR7518044A FR2314502B1 FR 2314502 B1 FR2314502 B1 FR 2314502B1 FR 7518044 A FR7518044 A FR 7518044A FR 7518044 A FR7518044 A FR 7518044A FR 2314502 B1 FR2314502 B1 FR 2314502B1
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
FR7518044A
Other languages
French (fr)
Other versions
FR2314502A1 (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.)
Cegelec SA
Original Assignee
Cegelec 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 Cegelec SA filed Critical Cegelec SA
Priority to FR7518044A priority Critical patent/FR2314502A1/fr
Publication of FR2314502A1 publication Critical patent/FR2314502A1/fr
Application granted granted Critical
Publication of FR2314502B1 publication Critical patent/FR2314502B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0061—Details of emergency protective circuit arrangements concerning transmission of signals
    • H02H1/0069—Details of emergency protective circuit arrangements concerning transmission of signals by means of light or heat rays
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/025—Measuring very high resistances, e.g. isolation resistances, i.e. megohm-meters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
    • G01R27/18—Measuring resistance to earth, i.e. line to ground
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52—Testing for short-circuits, leakage current or ground faults

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
FR7518044A 1975-06-10 1975-06-10 Dispositif de mesure de fuites electriques Granted FR2314502A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7518044A FR2314502A1 (fr) 1975-06-10 1975-06-10 Dispositif de mesure de fuites electriques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7518044A FR2314502A1 (fr) 1975-06-10 1975-06-10 Dispositif de mesure de fuites electriques

Publications (2)

Publication Number Publication Date
FR2314502A1 FR2314502A1 (fr) 1977-01-07
FR2314502B1 true FR2314502B1 (US07202987-20070410-C00007.png) 1977-12-09

Family

ID=9156265

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7518044A Granted FR2314502A1 (fr) 1975-06-10 1975-06-10 Dispositif de mesure de fuites electriques

Country Status (1)

Country Link
FR (1) FR2314502A1 (US07202987-20070410-C00007.png)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1594121A (en) * 1977-02-08 1981-07-30 Ass Eng Ltd Electrical protection circuits
US4115830A (en) * 1977-04-01 1978-09-19 Applied Radiation Corporation Monitoring system for high-voltage supply
FR2567707B1 (fr) * 1984-07-16 1987-02-20 Santerne Sa Reseau de fils electrifies constitue d'au moins une ligne de fil conducteur parcourue par un courant electrique
FR2623685A1 (fr) * 1987-11-19 1989-05-26 Andre David Element chauffant electrique a tube en verre et a dispositif de securite detectant la defaillance de ce dernier

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1439059A (fr) * 1965-02-04 1966-05-20 Centre Nat Rech Scient Perfectionnements aux dispositifs pour contrôler les circuits électriques à haute tension

Also Published As

Publication number Publication date
FR2314502A1 (fr) 1977-01-07

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse