BS EN 50168:1996
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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
Hardcopy , PDF
15-09-2001
English
15-01-1996
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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