CH487553A - Arrangement for the protection of telecommunication cables against the influence of external currents from high voltage systems - Google Patents

Arrangement for the protection of telecommunication cables against the influence of external currents from high voltage systems

Info

Publication number
CH487553A
CH487553A CH33868A CH33868A CH487553A CH 487553 A CH487553 A CH 487553A CH 33868 A CH33868 A CH 33868A CH 33868 A CH33868 A CH 33868A CH 487553 A CH487553 A CH 487553A
Authority
CH
Switzerland
Prior art keywords
influence
arrangement
protection
high voltage
voltage systems
Prior art date
Application number
CH33868A
Other languages
German (de)
Inventor
Gerd Dagefoerde Hans
Original Assignee
Ver Draht & Kabelwerke 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 Ver Draht & Kabelwerke Ag filed Critical Ver Draht & Kabelwerke Ag
Publication of CH487553A publication Critical patent/CH487553A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/28—Reducing interference caused by currents induced in cable sheathing or armouring

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
CH33868A 1967-01-17 1968-01-09 Arrangement for the protection of telecommunication cables against the influence of external currents from high voltage systems CH487553A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEV0032782 1967-01-17

Publications (1)

Publication Number Publication Date
CH487553A true CH487553A (en) 1970-03-15

Family

ID=7587576

Family Applications (1)

Application Number Title Priority Date Filing Date
CH33868A CH487553A (en) 1967-01-17 1968-01-09 Arrangement for the protection of telecommunication cables against the influence of external currents from high voltage systems

Country Status (7)

Country Link
AT (1) AT276497B (en)
CH (1) CH487553A (en)
DE (1) DE1690370B2 (en)
FR (1) FR1568045A (en)
NL (1) NL6800638A (en)
NO (1) NO126053B (en)
SE (1) SE350357B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2555432C2 (en) * 1975-12-10 1982-07-29 Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover Circuit arrangement for compensating the effect of a power line on a telecommunication cable
DE2945215C2 (en) * 1979-11-09 1982-05-13 Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover Circuit arrangement for the protection of telecommunication and signal cables which run along high-voltage systems
DE3030245A1 (en) * 1980-08-09 1982-03-18 Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover Transmission overload protection appts. - has protection compensating amplifier triggered by absolute value and by direction of overload measuring triggers
DE3237919A1 (en) * 1982-10-13 1984-04-19 kabelmetal electro GmbH, 3000 Hannover Circuit for protecting telecommunication cables against external current interference
DE3340477A1 (en) * 1982-12-11 1984-06-14 Schaltbau GmbH, 8000 München Power amplifier for a circuit for active reduction protection
DE3520306A1 (en) * 1985-06-07 1986-12-11 kabelmetal electro GmbH, 3000 Hannover Method for protecting telecommunications and signalling cables

Also Published As

Publication number Publication date
FR1568045A (en) 1969-05-23
SE350357B (en) 1972-10-23
AT276497B (en) 1969-11-25
DE1690370C3 (en) 1975-11-20
NO126053B (en) 1972-12-11
NL6800638A (en) 1968-07-18
DE1690370A1 (en) 1970-08-27
DE1690370B2 (en) 1975-04-17

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Legal Events

Date Code Title Description
PL Patent ceased