CA1191640A - Test device for locating faults in a two-lead line - Google Patents

Test device for locating faults in a two-lead line

Info

Publication number
CA1191640A
CA1191640A CA000398049A CA398049A CA1191640A CA 1191640 A CA1191640 A CA 1191640A CA 000398049 A CA000398049 A CA 000398049A CA 398049 A CA398049 A CA 398049A CA 1191640 A CA1191640 A CA 1191640A
Authority
CA
Canada
Prior art keywords
line
fault
dipole
series
locating device
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
CA000398049A
Other languages
English (en)
French (fr)
Inventor
Jean-Pierre Poitevin
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 CA1191640A publication Critical patent/CA1191640A/en
Expired 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
    • G01R31/085—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution lines, e.g. overhead
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
    • H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
    • H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop
    • H04M3/301—Circuit arrangements at the subscriber's side of the line

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Locating Faults (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
CA000398049A 1981-04-17 1982-03-10 Test device for locating faults in a two-lead line Expired CA1191640A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8107784A FR2504274A1 (fr) 1981-04-17 1981-04-17 Dispositif de localisation de defauts dans une ligne bifilaire
FRPV81-07784 1981-04-17

Publications (1)

Publication Number Publication Date
CA1191640A true CA1191640A (en) 1985-08-06

Family

ID=9257549

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000398049A Expired CA1191640A (en) 1981-04-17 1982-03-10 Test device for locating faults in a two-lead line

Country Status (6)

Country Link
US (1) US4550223A (OSRAM)
EP (1) EP0063502B1 (OSRAM)
JP (1) JPS57179763A (OSRAM)
CA (1) CA1191640A (OSRAM)
DE (1) DE3260482D1 (OSRAM)
FR (1) FR2504274A1 (OSRAM)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2564979B1 (fr) * 1984-05-25 1988-12-09 Constr Telephoniques Systeme de localisation de defauts dans une ligne bifilaire
GB2329552B (en) * 1997-09-02 2002-04-03 Gpt Ltd Telecommunications line terminator test
GB9718428D0 (en) 1997-09-02 1997-11-05 Plessey Telecomm Telelcommunications line termination test
US6108404A (en) 1998-02-05 2000-08-22 Mci Communications Corporation Method and system for testing a connection in a telephone network using interactive telephone response module
US6538451B1 (en) 1999-06-25 2003-03-25 Telcordia Technologies, Inc. Single ended measurement method and system for determining subscriber loop make up
US6724859B1 (en) 1999-09-30 2004-04-20 Telcordia Technologies, Inc. Method for determining subscriber loop make-up by subtracting calculated signals
US6819744B1 (en) 1999-09-30 2004-11-16 Telcordia Technologies, Inc. System and circuitry for measuring echoes on subscriber loops
WO2001024482A1 (en) * 1999-09-30 2001-04-05 Telcordia Technologies, Inc. System and circuitry for measuring echoes on subscriber loops
EP1114917A3 (de) 2000-01-04 2002-03-06 TCG UNITECH Aktiengesellschaft Vorrichtung zur Drehwinkelverstellung
DE102013109237A1 (de) * 2013-08-27 2015-03-05 Endress + Hauser Flowtec Ag Stromausgangsschaltung, Testanordnung mit einer Stromausgangsschaltung und Messumformer
US10439434B2 (en) * 2016-03-09 2019-10-08 Florida Power & Light Company Impedance shift analysis to predict failures in an electrical power distribution network

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2050703A (en) * 1934-06-09 1936-08-11 Bell Telephone Labor Inc Transmission system regulation
DE1416618A1 (de) * 1961-11-27 1969-02-13 Siemens Ag Schaltungsanordnung zum Messen der Fehlerstellenentfernung auf Leitungen
DE1157663B (de) * 1962-05-16 1963-11-21 Felten & Guilleaume Gmbh Schaltungsanordnung zur Fehlerortung bei UEbertragungsleitungen mit mehreren unbemannten Zwischenverstaerkerstationen
DE1219096B (de) * 1964-09-01 1966-06-16 Siemens Ag Verfahren zur Pruefung der Betriebsfaehigkeit von Teilnehmeranschlussleitungen in Fernmelde-, insbesondere Fernsprechanlagen
US3636280A (en) * 1970-09-17 1972-01-18 Gen Telephone Co Of California Telephone line testing from remote locations
GB1333667A (en) * 1971-05-03 1973-10-10 Westinghouse Brake & Signal Electrical fault location apparatus
US4025736A (en) * 1974-09-12 1977-05-24 Rfl Industries, Inc. Apparatus for measuring the value of a variable condition
DE2620348C2 (de) * 1976-05-07 1978-01-26 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur Ortung von Unterbrechungen auf Nachrichtenübertragungsstrecken
US4278931A (en) * 1978-01-27 1981-07-14 The Post Office Location of contact faults on electrically conductive cables
US4187504A (en) * 1978-02-03 1980-02-05 Midland-Ross Corporation Fault monitoring and indicator system
FR2481032A1 (fr) * 1980-04-16 1981-10-23 Metais Gerard Systeme de localisation d'ouvertures et de boucles notamment dans une ligne telephonique d'abonne
US4373121A (en) * 1981-06-15 1983-02-08 Bell Telephone Laboratories, Incorporated Maintenance termination device
US4438299A (en) * 1982-02-26 1984-03-20 Tomim William L On-line telephone troubleshooting apparatus

Also Published As

Publication number Publication date
DE3260482D1 (en) 1984-09-06
FR2504274A1 (fr) 1982-10-22
EP0063502B1 (fr) 1984-08-01
JPS57179763A (en) 1982-11-05
JPH0352584B2 (OSRAM) 1991-08-12
FR2504274B1 (OSRAM) 1983-05-27
EP0063502A1 (fr) 1982-10-27
US4550223A (en) 1985-10-29

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Legal Events

Date Code Title Description
MKEX Expiry