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BS EN 50290-2-1:2005

Current
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

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

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

Committee
EPL/46
DevelopmentNote
Supersedes 99/201486 DC. (05/2005)
DocumentType
Standard
Pages
30
PublisherName
British Standards Institution
Status
Current
Supersedes

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

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