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BS EN 50168:1996

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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Sectional specification for work area wiring cables with a common overall screen for use in digital communication

Available format(s)

Hardcopy , PDF

Superseded date

15-09-2001

Language(s)

English

Published date

15-01-1996

€165.94
Excluding VAT

1 Guide to use
    1.1 Scope
    1.2 Introduction
    1.3 Installation considerations
    1.4 Object
2 Definitions and requirements
    2.1 General
    2.2 Reference publications
    2.3 Definitions
    2.4 Materials and cable construction
         2.4.1 General
         2.4.2 Cable construction
         2.4.3 Conductor
         2.4.4 Insulation
         2.4.5 Cable element
         2.4.6 Screening of the cable element
         2.4.7 Colour code of insulation
         2.4.8 Cable make up
         2.4.9 Screening of the cable core
         2.4.10 Sheath
         2.4.11 Colour of sheath
         2.4.12 Identification
         2.4.13 Finished cable
         2.4.14 Cable overall diameter
3 Characteristics and requirements
    3.1 General
    3.2 Electrical tests
         3.2.1 Conductor resistance
         3.2.2 Resistance unbalance
         3.2.3 Dielectric strength
         3.2.4 Insulation resistance
         3.2.5 Mutual capacitance
         3.2.6 Capacitance unbalance
         3.2.7 Transfer impedance
    3.3 Transmission characteristics
         3.3.2 Attenuation
         3.3.3 Unbalance attenuation
         3.3.4 Near end crosstalk
         3.3.5 Far end crosstalk
         3.3.6 Characteristics impedance
         3.3.7 Structural Return Loss (SRL)
         3.3.8 Longitudinal to Differential Conversion
                Loss (LCL)
    3.4 Mechanical and dimension characteristics and
         requirements
         3.4.1 Dimensional requirements
         3.4.2 Elongation at break of conductors
         3.4.3 Elongation and tensile strength at break
                of the insulation
         3.4.4 Elongation and tensile strength at break
                of sheath
         3.4.5 Crushing of the cable
         3.4.6 Impact test on the cable
         3.4.7 Repeated bending of the cable
         3.4.8 Tensile performance of the cable
    3.5 Environmental characteristics
         3.5.1 Shrinkage of insulation
         3.5.2 Wrapping of insulation after thermal
                ageing
         3.5.3 Bending of insulation at low temperature
         3.5.4 Elongation and tensile strength at break
                of the sheath after ageing
         3.5.5 Sheath pressure test at high temperature
         3.5.6 Cold bend of the cable
         3.5.7 Heat shock
         3.5.8 Flame propagation characteristics
                of single cable
         3.5.9 Flame propagation characteristics of
                bunched cables
         3.5.10 Acid gas evolution
         3.5.11 Smoke generation
         3.5.12 Toxic gas emission
4 Quality assessement procedures
Annex A (informative) Attentuation and NEXT

Committee
EPL/46
DocumentType
Standard
Pages
18
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

Standards Relationship
DIN EN 50168 : 1995 Identical
NBN EN 50168 : 1995 Identical
SN EN 50168 : 1994 Identical
UNE-EN 50168:1996 Identical
NF EN 50168 : 1995 Identical
NEN EN 50168 : 1994 Identical
I.S. EN 50168:1995 Identical
EN 50168:1994 Identical

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