CH402136A - Schaltungsanordnung zum Überwachen von an räumlich getrennten Stellen von elektrischen Leitungen auftretenden, im Normalfall gleichen Zuständen - Google Patents

Schaltungsanordnung zum Überwachen von an räumlich getrennten Stellen von elektrischen Leitungen auftretenden, im Normalfall gleichen Zuständen

Info

Publication number
CH402136A
CH402136A CH121561A CH121561A CH402136A CH 402136 A CH402136 A CH 402136A CH 121561 A CH121561 A CH 121561A CH 121561 A CH121561 A CH 121561A CH 402136 A CH402136 A CH 402136A
Authority
CH
Switzerland
Prior art keywords
normally
occur
same
circuit arrangement
electrical lines
Prior art date
Application number
CH121561A
Other languages
English (en)
Inventor
Schumm Erwin
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 CH402136A publication Critical patent/CH402136A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/08—Modifications for reducing interference; Modifications for reducing effects due to line faults ; Receiver end arrangements for detecting or overcoming line faults
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0061—Details of emergency protective circuit arrangements concerning transmission of signals
    • H02H1/0084—Details of emergency protective circuit arrangements concerning transmission of signals by means of pilot wires or a telephone network; watching of these wires
    • 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
    • H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/28—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
    • H02H3/30—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus using pilot wires or other signalling channel
    • H02H3/302—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus using pilot wires or other signalling channel involving phase comparison
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
    • H02H7/263—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of measured values

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Locating Faults (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Emergency Protection Circuit Devices (AREA)
CH121561A 1960-02-03 1961-02-02 Schaltungsanordnung zum Überwachen von an räumlich getrennten Stellen von elektrischen Leitungen auftretenden, im Normalfall gleichen Zuständen CH402136A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES66914A DE1102890B (de) 1960-02-03 1960-02-03 Schutzeinrichtung fuer Hochspannungsleitungen

Publications (1)

Publication Number Publication Date
CH402136A true CH402136A (de) 1965-11-15

Family

ID=7499159

Family Applications (1)

Application Number Title Priority Date Filing Date
CH121561A CH402136A (de) 1960-02-03 1961-02-02 Schaltungsanordnung zum Überwachen von an räumlich getrennten Stellen von elektrischen Leitungen auftretenden, im Normalfall gleichen Zuständen

Country Status (3)

Country Link
CH (1) CH402136A (de)
DE (1) DE1102890B (de)
GB (1) GB949627A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1148641B (de) * 1961-08-28 1963-05-16 Elektro App Werke Berlin Trept Schaltungsanordnung zur selektiven Erfassung von Erdschlusswischern
DE1238995B (de) * 1964-09-21 1967-04-20 Siemens Ag Schaltungsanordnung zum Schnellausloesen von Leistungsschaltern in einseitig gespeisten Hochspannungsleitungen
DE3335172A1 (de) * 1983-09-21 1985-04-04 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur ausloesung eines schalt- oder anzeigevorgangs
US4939617A (en) * 1989-05-05 1990-07-03 Dowty Rfl Industries Inc. Method and apparatus for monitoring an AC transmission line

Also Published As

Publication number Publication date
DE1102890B (de) 1961-03-23
GB949627A (en) 1964-02-12

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