• BS EN 50290-2-1:2005

    Current The latest, up-to-date edition.

    Communication cables Common design rules and construction

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  22-03-2005

    Publisher:  British Standards Institution

    Add To Cart

    Table of Contents - (Show below) - (Hide below)

    Introduction
    1 Scope
    2 Normative references
    3 Definitions
    4 Common design rules
       4.1 Materials
            4.1.1 Conductor materials
            4.1.2 Optical fibres
            4.1.3 Taping/filler
            4.1.4 Insulating and sheathing materials
            4.1.5 Messenger wires
            4.1.6 Armour
       4.2 Cable make-up
            4.2.1 General design
            4.2.2 Sheathing
            4.2.3 Marking
    5 Register of symbols used
    6 Material constants
       6.1 Table of material constants relating to dielectric and
            sheath and their values for different materials
       6.2 Tables of material constants relating to conductors
       6.3 Construction constants
            6.3.1 Table of construction constants relating to inner
                  conductor
            6.3.2 Table of construction constants relating to
                  braided outer conductors and screens
       6.4 Braid wire dimensions
       6.5 Attenuation factors
       6.6 Maximum permissible input power/current carrying capacity
            6.6.1 Coaxial cables
            6.6.2 Balanced cables
    7 Standard values of characteristic impedance and outer diameter
       of dielectric for coaxial cables
       7.1 Impedance of coaxial cables
       7.2 Nominal diameters over dielectric of coaxial cables
    8 Coaxial cable construction details
       8.1 General
       8.2 Inner conductor
       8.3 Stranded inner conductor
       8.4 Braided outer conductor
       8.5 Medium between outer conductor and screen
       8.6 Braided screen
       8.7 Sheath
       8.8 Attenuation
       8.9 Nominal characteristic impedance z[o] and capacitance
            c[2] per unit length
    9 Standard values of characteristic impedance and outer diameter
       of dielectric for symmetrical cables
       9.1 Impedance of symmetrical cables
    10 Symmetrical cable construction details
       10.1 Attenuation
    11 Common characteristics
       11.1 Weight calculation
    12 Calculation of electrical properties
       12.1 DC resistance of conductors and screen, per unit length
       12.2 Permissible voltages
            12.2.1 Test voltage, dielectric, u[t]
            12.2.2 Discharge test voltage, dielectric, u[d]
            12.2.3 Test voltage, sheath

    Abstract - (Show below) - (Hide below)

    Presents the common rules for the design and construction of symmetrical, coaxial and optical cables used for the infrastructure of communication and control networks.

    General Product Information - (Show below) - (Hide below)

    Committee EPL/46
    Development Note Supersedes 99/201486 DC. (05/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    IEC 60028:1925 International standard of resistance for copper
    IEC 60304:1982 Standard colours for insulation for low-frequency cables and wires
    EN 50290-2-27 : 2002 COR 2010 COMMUNICATION CABLES - PART 2-27: COMMON DESIGN RULES AND CONSTRUCTION - HALOGEN FREE FLAME RETARDANT THERMOPLASTIC SHEATHING COMPOUNDS
    IEC 60793-1:1992 Optical fibres - Part 1: Generic specification
    EN 50290-2-23:2013 COMMUNICATION CABLES - PART 2-23: COMMON DESIGN RULES AND CONSTRUCTION - POLYETHYLENE INSULATION FOR MULTI-PAIR CABLES USED IN ACCESS TELECOMMUNICATION NETWORKS: OUTDOOR CABLES
    EN 50290-2-26 : 2002 AMD 1 2007 COMMUNICATION CABLES - PART 2-26: COMMON DESIGN RULES AND CONSTRUCTION - HALOGEN FREE FLAME RETARDANT INSULATION COMPOUNDS
    EN 50290-1-2:2004 Communication cables - Part 1-2: Definitions
    EN 50290-2-25:2013 COMMUNICATION CABLES - PART 2-25: COMMON DESIGN RULES AND CONSTRUCTION - POLYPROPYLENE INSULATION COMPOUNDS
    EN 50290-2-24 : 2002 AMD 1 2008 COMMUNICATION CABLES - PART 2-24: COMMON DESIGN RULES AND CONSTRUCTION - PE SHEATHING
    • Access your standards online with a subscription

      Features

      • Simple online access to standards, technical information and regulations
      • Critical updates of standards and customisable alerts and notifications
      • Multi - user online standards collection: secure, flexibile and cost effective