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FR1457670A - Voltage detector - Google Patents

Voltage detector

Info

Publication number
FR1457670A
FR1457670A FR32404A FR32404A FR1457670A FR 1457670 A FR1457670 A FR 1457670A FR 32404 A FR32404 A FR 32404A FR 32404 A FR32404 A FR 32404A FR 1457670 A FR1457670 A FR 1457670A
Authority
FR
France
Prior art keywords
voltage detector
detector
voltage
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
FR32404A
Other languages
French (fr)
Inventor
Charles Detallante
Valery Galanine
Claude Chapron
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.)
EQUIP THERMIQUE L
Original Assignee
EQUIP THERMIQUE L
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 EQUIP THERMIQUE L filed Critical EQUIP THERMIQUE L
Priority to FR32404A priority Critical patent/FR1457670A/en
Priority to FR40603A priority patent/FR89089E/en
Application granted granted Critical
Publication of FR1457670A publication Critical patent/FR1457670A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/14—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to occurrence of voltage on parts normally at earth potential
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR32404A 1965-09-23 1965-09-23 Voltage detector Expired FR1457670A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR32404A FR1457670A (en) 1965-09-23 1965-09-23 Voltage detector
FR40603A FR89089E (en) 1965-09-23 1965-12-02 Voltage detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR32404A FR1457670A (en) 1965-09-23 1965-09-23 Voltage detector

Publications (1)

Publication Number Publication Date
FR1457670A true FR1457670A (en) 1966-01-24

Family

ID=8588917

Family Applications (2)

Application Number Title Priority Date Filing Date
FR32404A Expired FR1457670A (en) 1965-09-23 1965-09-23 Voltage detector
FR40603A Expired FR89089E (en) 1965-09-23 1965-12-02 Voltage detector

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR40603A Expired FR89089E (en) 1965-09-23 1965-12-02 Voltage detector

Country Status (1)

Country Link
FR (2) FR1457670A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2454206A1 (en) * 1979-04-09 1980-11-07 Osmond Max ELECTRICAL SECURITY SUPPLY WITH THYRISTOR BETWEEN MASS AND EARTH

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2454206A1 (en) * 1979-04-09 1980-11-07 Osmond Max ELECTRICAL SECURITY SUPPLY WITH THYRISTOR BETWEEN MASS AND EARTH
EP0018867A2 (en) * 1979-04-09 1980-11-12 Osmond, Max Roger Victor Protected electric power supply comprising a thyristor
EP0018867A3 (en) * 1979-04-09 1980-11-26 Osmond, Max Roger Victor Protected electric power supply comprising a thyristor

Also Published As

Publication number Publication date
FR89089E (en) 1967-05-05

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