SN EN 50174-2 : 2009

Introduction
1 Scope
2 Normative references
3 Definitions
   3.1 Definitions
   3.2 Abbreviations
4 Safety requirements
   4.1 Prerequisite
   4.2 Protection against electric shock
   4.3 Fire and chemical hazard
   4.4 Explosive hazards
   4.5 Optical fibre hazard
   4.6 Separation requirements for metallic
        cabling
5 General installation practices for
   metallic and optical fibre cabling
   5.1 General
   5.2 General precautions
   5.3 Pre-installation practices
   5.4 Preparation of cable route
   5.5 Cabling practices
   5.6 Cable management systems
   5.7 Temporary labelling
   5.8 Installation of closures
   5.9 Temporary practices
6 Additional installation practice for
   metallic cabling
   6.1 EMC-Considerations
   6.2 Balanced transmission
   6.3 Screening
   6.4 Mains power distribution systems
   6.5 Segregation of circuits
   6.6 Cable containment
   6.7 Earthing and bonding
   6.8 Filtering
   6.9 Protection against very low frequency
        fields
   6.10 Electrical isolation components
   6.11 Surge protective devices
   6.12 Protection against lighting
   6.13 Protection against electrostatic
        discharge (ESD)
   6.14 Corrosion
7 Additional installation practices for
   optical fibre cabling
   7.1 General
   7.2 General precautions
   7.3 Pre-installation practices
   7.4 Optical fibre cable practices
   7.5 Final assembly of closure
   7.6 Termination practices
Annex A (informative) Coupling mechanisms
        and counter-measures
Bibliography

Describes the basic requirements for the planning, implementation and operation of information technology cabling using balanced copper cabling and optical fibre cabling. Also applies cabling systems designed and intended to support a wide range of telecommunications services and to support particular analogue and digital telecommunications services including voice services.