IT1054023B - Perfezionamenti riguardanti la rivelazione di guasti versoterra - Google Patents

Perfezionamenti riguardanti la rivelazione di guasti versoterra

Info

Publication number
IT1054023B
IT1054023B IT19068/76A IT1906876A IT1054023B IT 1054023 B IT1054023 B IT 1054023B IT 19068/76 A IT19068/76 A IT 19068/76A IT 1906876 A IT1906876 A IT 1906876A IT 1054023 B IT1054023 B IT 1054023B
Authority
IT
Italy
Prior art keywords
versoterra
revelation
faults
references concerning
concerning
Prior art date
Application number
IT19068/76A
Other languages
English (en)
Original Assignee
Lansing Bagnall Ltd
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 Lansing Bagnall Ltd filed Critical Lansing Bagnall Ltd
Application granted granted Critical
Publication of IT1054023B publication Critical patent/IT1054023B/it

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
    • 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)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
IT19068/76A 1975-01-09 1976-01-07 Perfezionamenti riguardanti la rivelazione di guasti versoterra IT1054023B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB986/75A GB1504181A (en) 1975-01-09 1975-01-09 Detection of earth faults

Publications (1)

Publication Number Publication Date
IT1054023B true IT1054023B (it) 1981-11-10

Family

ID=9714011

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19068/76A IT1054023B (it) 1975-01-09 1976-01-07 Perfezionamenti riguardanti la rivelazione di guasti versoterra

Country Status (4)

Country Link
DE (1) DE2600700A1 (it)
FR (1) FR2297427A1 (it)
GB (1) GB1504181A (it)
IT (1) IT1054023B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1590946A (en) * 1976-08-17 1981-06-10 Bicc Ltd Cable testing apparatus
GB2317278A (en) * 1996-09-11 1998-03-18 Cegelec Controls Ltd Apparatus and method for monitoring an earth-leakage state of a power distribution system
DE102006022686B4 (de) 2006-05-16 2018-03-15 Sma Solar Technology Ag Messanordnung zur Ermittlung des Isolationswiderstandes einer elektrischen Vorrichtung oder einer Anlage
DE102007046483B4 (de) 2007-09-28 2014-02-27 Continental Automotive Gmbh Schaltungsanordnung und Verfahren zur Überwachung einer elektrischen Isolation
FR3010794B1 (fr) * 2013-09-13 2015-10-09 Commissariat Energie Atomique Dispositif de detection d'un defaut d'isolement destine a tester un defaut d'isolement en conditions critiques
CN118566788B (zh) * 2024-08-05 2024-10-18 国网山东省电力公司临清市供电公司 电力系统继电保护二次回路拆接对接校验器

Also Published As

Publication number Publication date
FR2297427A1 (fr) 1976-08-06
DE2600700A1 (de) 1976-07-22
GB1504181A (en) 1978-03-15

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