FR428636A - Power line earthing indicator - Google Patents

Power line earthing indicator

Info

Publication number
FR428636A
FR428636A FR428636A FR428636DA FR428636A FR 428636 A FR428636 A FR 428636A FR 428636 A FR428636 A FR 428636A FR 428636D A FR428636D A FR 428636DA FR 428636 A FR428636 A FR 428636A
Authority
FR
France
Prior art keywords
indicator
power line
line earthing
earthing
power
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
FR428636A
Other languages
French (fr)
Inventor
Georges Giles
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR428636A publication Critical patent/FR428636A/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Testing Relating To Insulation (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
FR428636A 1910-04-21 1911-04-18 Power line earthing indicator Expired FR428636A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH52620T 1910-04-21

Publications (1)

Publication Number Publication Date
FR428636A true FR428636A (en) 1911-09-04

Family

ID=4290645

Family Applications (1)

Application Number Title Priority Date Filing Date
FR428636A Expired FR428636A (en) 1910-04-21 1911-04-18 Power line earthing indicator

Country Status (4)

Country Link
AT (1) AT57125B (en)
CH (1) CH52620A (en)
FR (1) FR428636A (en)
GB (1) GB191109745A (en)

Also Published As

Publication number Publication date
AT57125B (en) 1913-01-10
GB191109745A (en) 1911-10-05
CH52620A (en) 1900-01-01

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