DE3776381D1 - Verfahren zur fehlerortbestimmung an mindestens einem leiter eines elektrischen kabels und anordnung zur durchfuehrung dieses verfahrens. - Google Patents

Verfahren zur fehlerortbestimmung an mindestens einem leiter eines elektrischen kabels und anordnung zur durchfuehrung dieses verfahrens.

Info

Publication number
DE3776381D1
DE3776381D1 DE8787810173T DE3776381T DE3776381D1 DE 3776381 D1 DE3776381 D1 DE 3776381D1 DE 8787810173 T DE8787810173 T DE 8787810173T DE 3776381 T DE3776381 T DE 3776381T DE 3776381 D1 DE3776381 D1 DE 3776381D1
Authority
DE
Germany
Prior art keywords
phase
fault
during
input circuit
electric cable
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 - Lifetime
Application number
DE8787810173T
Other languages
English (en)
Inventor
Gerard Lavanchy
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 DE3776381D1 publication Critical patent/DE3776381D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G01R31/08—Locating faults in cables, transmission lines, or networks
    • G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
    • G01R31/083—Locating faults in cables, transmission lines, or networks according to type of conductors in cables, e.g. underground
    • 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
    • G01R31/58—Testing of lines, cables or conductors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Locating Faults (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Feedback Control In General (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
DE8787810173T 1986-03-25 1987-03-25 Verfahren zur fehlerortbestimmung an mindestens einem leiter eines elektrischen kabels und anordnung zur durchfuehrung dieses verfahrens. Expired - Lifetime DE3776381D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1186/86A CH666968A5 (fr) 1986-03-25 1986-03-25 Procede et dispositif pour la localisation d'un defaut dans un cable electrique.

Publications (1)

Publication Number Publication Date
DE3776381D1 true DE3776381D1 (de) 1992-03-12

Family

ID=4204515

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787810173T Expired - Lifetime DE3776381D1 (de) 1986-03-25 1987-03-25 Verfahren zur fehlerortbestimmung an mindestens einem leiter eines elektrischen kabels und anordnung zur durchfuehrung dieses verfahrens.

Country Status (5)

Country Link
EP (1) EP0241416B1 (de)
AT (1) ATE72340T1 (de)
CH (1) CH666968A5 (de)
DE (1) DE3776381D1 (de)
ES (1) ES2029284T3 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4988949A (en) * 1989-05-15 1991-01-29 Westinghouse Electric Corp. Apparatus for detecting excessive chafing of a cable arrangement against an electrically grounded structure
FR2727762A1 (fr) * 1994-12-05 1996-06-07 Excem Dispositif pour la localisation de defauts sur les liaisons sous-marines de telecommunications
CN102540010A (zh) * 2010-12-29 2012-07-04 吴昌德 小电流接地系统零序电流逐渐转移选线的试验方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3800216A (en) * 1971-08-11 1974-03-26 Dynatel Corp Cable fault locator apparatus and method with reference voltage comparison
US3812420A (en) * 1972-12-21 1974-05-21 Gen Ind Inc Bridge circuit changing fault location method and device
GB1572154A (en) * 1976-12-13 1980-07-23 Post Office Electrical continuity fault location
CA1129001A (en) * 1978-01-27 1982-08-03 Ernest E.J. Huggins Location of contact faults on electrically conductive cables
US4446421A (en) * 1981-06-22 1984-05-01 Grumman Aerospace Corporation Apparatus and method for locating faults in cables
JPS60249071A (ja) * 1984-04-24 1985-12-09 レイケム・コ−ポレイシヨン 出来事に関する情報の検知・位置検出用装置および方法

Also Published As

Publication number Publication date
EP0241416B1 (de) 1992-01-29
CH666968A5 (fr) 1988-08-31
ES2029284T3 (es) 1992-08-01
EP0241416A1 (de) 1987-10-14
ATE72340T1 (de) 1992-02-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee