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BE874612A - Dispositif pour controler l'isolation electrique des installations du fond dans les exploitations minieres - Google Patents

Dispositif pour controler l'isolation electrique des installations du fond dans les exploitations minieres

Info

Publication number
BE874612A
BE874612A BE0/193833A BE193833A BE874612A BE 874612 A BE874612 A BE 874612A BE 0/193833 A BE0/193833 A BE 0/193833A BE 193833 A BE193833 A BE 193833A BE 874612 A BE874612 A BE 874612A
Authority
BE
Belgium
Prior art keywords
check
electrical insulation
mining operations
bottom installations
installations
Prior art date
Application number
BE0/193833A
Other languages
English (en)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of BE874612A publication Critical patent/BE874612A/fr

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
    • G01R31/58—Testing of lines, cables or conductors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Emergency Protection Circuit Devices (AREA)
BE0/193833A 1978-03-06 1979-03-05 Dispositif pour controler l'isolation electrique des installations du fond dans les exploitations minieres BE874612A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2810013A DE2810013C2 (de) 1978-03-06 1978-03-06 Anordnung zur Isolationsprüfung im Bergbau unter Tage

Publications (1)

Publication Number Publication Date
BE874612A true BE874612A (fr) 1979-07-02

Family

ID=6033882

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/193833A BE874612A (fr) 1978-03-06 1979-03-05 Dispositif pour controler l'isolation electrique des installations du fond dans les exploitations minieres

Country Status (4)

Country Link
BE (1) BE874612A (fr)
DE (1) DE2810013C2 (fr)
FR (1) FR2423791A1 (fr)
GB (1) GB2015754B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3036470C2 (de) * 1980-09-25 1982-06-16 Siemens AG, 1000 Berlin und 8000 München Anordnung zum Prüfen der Isolation einer im Bergbau unter Tage verlegten Hochspannungsversorgungsleitung
DE3206598A1 (de) * 1982-02-19 1983-09-01 Siemens AG, 1000 Berlin und 8000 München Anordnung zur messtechnischen erfassung und ueberwachung von unsymmetrien in rotierenden elektrischen induktionsmaschinen
GB8513831D0 (en) * 1985-05-31 1985-07-03 Haines G J Testing cables
DE3634802A1 (de) * 1986-10-13 1988-04-21 Bbc Brown Boveri & Cie Einrichtung zur selektiven erfassung eines erdschlusses im rotorkreis einer elektrischen maschine
DE4026799A1 (de) * 1990-08-24 1992-02-27 Licentia Gmbh Verfahren zur selektiven erfassung von fehlern der leiter in hoch- und hoechstspannungsnetzen
DE10047548A1 (de) * 2000-09-22 2002-04-11 Hagenuk Kmt Kabelmestechnik Gm Verfahren und Vorrichtung zum Ermitteln der Qualität eines Kabels
GB0221993D0 (en) * 2002-09-21 2002-10-30 Autonomous Well Company The Electric submersible oil well pump communications

Family Cites Families (1)

* 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

Also Published As

Publication number Publication date
FR2423791A1 (fr) 1979-11-16
DE2810013C2 (de) 1980-05-22
FR2423791B1 (fr) 1982-04-02
GB2015754A (en) 1979-09-12
DE2810013B1 (de) 1979-09-13
GB2015754B (en) 1982-09-02

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