BE647635A - - Google Patents

Info

Publication number
BE647635A
BE647635A BE647635DA BE647635A BE 647635 A BE647635 A BE 647635A BE 647635D A BE647635D A BE 647635DA BE 647635 A BE647635 A BE 647635A
Authority
BE
Belgium
Prior art keywords
emi
network
earth
link
circuit
Prior art date
Application number
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE647635A publication Critical patent/BE647635A/fr

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/16—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to fault current to earth, frame or mass
    • H02H3/162—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to fault current to earth, frame or mass for AC systems
    • H02H3/165—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to fault current to earth, frame or mass for AC systems for three-phase systems
    • 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)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Emergency Protection Circuit Devices (AREA)
BE647635D 1963-05-10 1964-05-08 BE647635A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR934462A FR1372466A (fr) 1963-05-10 1963-05-10 Procédé et dispositif perfectionnés de contrôle d'isolement par rapport à la terre d'un réseau électrique alternatif

Publications (1)

Publication Number Publication Date
BE647635A true BE647635A (enrdf_load_stackoverflow) 1964-11-09

Family

ID=8803598

Family Applications (1)

Application Number Title Priority Date Filing Date
BE647635D BE647635A (enrdf_load_stackoverflow) 1963-05-10 1964-05-08

Country Status (3)

Country Link
BE (1) BE647635A (enrdf_load_stackoverflow)
DE (1) DE1463016B1 (enrdf_load_stackoverflow)
FR (1) FR1372466A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0730161A3 (de) * 1995-03-01 1998-03-11 GOSSEN-METRAWATT Gesellschaft mit beschränkter Haftung Verfahren sowie Vorrichtung zur Überprüfung von Schutzmassnahmen in realen IT-Netzen

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2454207A1 (fr) * 1979-04-10 1980-11-07 Parrier Henri Dispositif de coupure et de signalisation pour assurer la securite sur un appareil, une machine ou une installation electrique contre les contacts directs et indirects
EP0122366B1 (en) * 1983-03-23 1987-04-22 Mitsubishi Denki Kabushiki Kaisha Apparatus for detecting ground fault in variable-voltage variable-frequency power system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE939462C (de) * 1942-03-05 1956-05-03 Siemens Ag Einrichtung zum Schutz gegen gefaehrliche Beruehrungsspannungen bei Erdleiterbruch in Wechselstromanlagen fuer Abbau- und Untertagebetriebe
DE971635C (de) * 1948-10-02 1959-03-05 Walther Dipl-Ing Bender Einrichtung zur UEberwachung von Drehstromsystemen auf ohmsche Ableitungen
DE1704101C3 (de) * 1967-07-12 1974-09-26 Fr. Hesser Maschinenfabrik Ag, 7000 Stuttgart Formdorn für eine Maschine zum Herstellen von Beuteln oder dergleichen Verpackungsbehältnissen aus mindestens einseitig heißsiegelfähigen Packstoffen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0730161A3 (de) * 1995-03-01 1998-03-11 GOSSEN-METRAWATT Gesellschaft mit beschränkter Haftung Verfahren sowie Vorrichtung zur Überprüfung von Schutzmassnahmen in realen IT-Netzen

Also Published As

Publication number Publication date
DE1463016B1 (de) 1970-07-02
FR1372466A (fr) 1964-09-18

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