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  ITU-T A.5 justification information for referenced document EN 50174-3 in draft K.73
1. Clear description of the referenced document:
Name: EN 50174-3
Title: Information technology – Cabling installation – Part 3: Installation planning and practices outside buildings.
2. Status of approval:
Approved by CENELEC in 2013.
3. Justification for the specific reference:
It is the reference standard available specifying cabling installation for Information Technology.
4. Current information, if any, about IPR issues:
CENELEC IPR nformation is available at http://www.cenelec.eu.
5. Other useful information describing the "Quality" of the document:
The status of the referred CENELEC document is "approved standards".
6. The degree of stability or maturity of the document:
The status of the referred CENELEC document is published standard.
7. Relationship with other existing or emerging documents:
none
8. Any explicit references within that referenced document should also be listed:
EN 124:1994, Gully tops and manhole tops for vehicular and pedestrian areas - Design requirements, type testing, marking, quality control/
EN 12613, Plastics warning devices for underground cables and pipelines with visual characteristics/
EN 50085-1, Cable trunking systems and cable ducting systems for electrical installations - Part 1: General requirements/
EN 50085-2 (all parts), Cable trunking systems and cable ducting systems for electrical installations/
EN 50173-1:2011, Information technology - Generic cabling systems - Part 1: General requirements/
EN 50173-2, Information technology - Generic cabling systems - Part 2: Office premises/
EN 50173-3, Information technology - Generic cabling systems - Part 3: Industrial premises/
EN 50173-4, Information technology - Generic cabling systems - Part 4: Homes/
EN 50173-5, Information technology - Generic cabling systems - Part 5: Data centres/
EN 50173-6, Information technology - Generic cabling systems - Part 6: Distributed building services/
EN 50174-1, Information technology - Cabling installation - Part 1: Installation specification and quality assurance/
EN 50310, Application of equipotential bonding and earthing in buildings with information technology equipment/
EN 50346, Information technology - Cabling installation - Testing of installed cabling/
EN 50411-2-2, Fibre organisers and closures to be used in optical fibre communication systems - Product specifications - Part 2-2: Sealed pan fibre splice closures Type 1, for category S & A/
EN 50411-2-3, Fibre organisers and closures to be used in optical fibre communication systems – Product specifications - Part 2-3: Sealed inline fibre splice closures Type 1, for category S & A/
EN 50411-2-4, Fibre organisers and closures to be used in optical fibre communication systems – Product specifications - Part 2-4: Sealed dome fibre splice closures Type 1, for category S & A/
EN 50411-2-5, Fibre organisers and closures to be used in optical fibre communication systems – Product specifications - Part 2-5: Sealed closures for air blown fibre microduct, type 1, for category S & A/
EN 50411-2-9, Fibre organisers and closures to be used in optical fibre communication systems – Product specifications - Part 2-9: Non-sealed closures for air blown fibre microduct cable, for category S & A/
EN 60079-0, Explosive atmospheres - Part 0: Equipment - General requirements (IEC 60079-0)/
EN 60079-14, Explosive atmospheres - Part 14: Electrical installations design, selection and erection (IEC 60079-14)/
EN 60079-17, Explosive atmospheres - Part 17: Electrical installations inspection and maintenance/
(IEC 60079-17)/
EN 60332-1-2, Tests on electric and optical fibre cables under fire conditions - Part 1-2: Test for vertical flame propagation for a single insulated wire or cable - Procedure for 1 kW pre-mixed flame (IEC 60332-1-2)/
EN 60529, Degrees of protection provided by enclosures (IP Code) (IEC 60529)/
EN 60601-1-2, Medical electrical equipment - Part 1-2: General requirements for basic safety and essential performance - Collateral standard: Electromagnetic compatibility - Requirements and tests (IEC 60601-1-2)/
EN 60794-1-2:2003, Optical fibre cables - Part 1-2: Generic specification - Basic optical cable test procedures (IEC 60794-1-2:2003)/
EN 60794-3, Optical fibre cables - Part 3: Sectional specification - Outdoor cables (IEC 60794-3)/
EN 60794-3-10, Optical fibre cables - Part 3-10: Outdoor cables - Family specification for duct, directly buried and lashed aerial optical telecommunication cables (IEC 60794-3-10)/
EN 60794-3-11, Optical fibre cables - Part 3-11: Outdoor cables - Product specification for duct, directly buried and lashed aerial single-mode optical fibre telecommunication cables (IEC 60794-3-11)/
EN 60794-3-12, Optical fibre cables - Part 3-12: Outdoor cables - Detailed specification for duct and directly buried optical telecommunication cables for use in premises cabling (IEC 60794-3-12) /
EN 60794-3-20, Optical fibre cables - Part 3-20: Outdoor cables - Family specification for self-supporting aerial telecommunication cables (IEC 60794-3-20)/
EN 60794-3-21, Optical fibre cables - Part 3-21: Outdoor cables - Detailed specification for optical selfsupporting aerial telecommunication cables for use in premises cabling (IEC 60794-3-21)/
EN 60794-3-30, Optical fibre cables - Part 3-30: Outdoor cables - Family specification for optical telecommunication cables for lakes, river crossings and coastal application (IEC 60794-3-30)/
EN 60794-3-40, Optical fibre cables - Part 3-40: Outdoor cables - Family specification for sewer cables and conduits for installation by blowing and/or pulling in non-man accessible storm and sanitary sewers (IEC 60794-3-40)/
EN 60794-3-50, Optical fibre cables - Part 3-50: Outdoor cables - Family specification for gas pipe cables and subducts for installation by blowing and/or pulling/dragging in gas pipes (IEC 60794-3-50)/
EN 60794-3-60, Optical fibre cables - Part 3-60: Outdoor cables - Family specification for drinking water pipe cables and subducts for installation by blowing and/or pulling/dragging/floating in drinking water pipes (IEC 60794-3-60)/
EN 60794-4-20, Optical fibre cables - Part 4-20: Aerial optical cables along electrical power lines – Family specification for ADSS (All Dielectric Self Supported) optical cables (IEC 60794-4-20)/
EN 60794-5-10, Optical fibre cables - Part 5-10: Family specification for outdoor microduct optical fibre cables, microducts and protected microducts for installation by blowing (IEC 60794-5-10 2))/
EN 60794-5-20, Optical fibre cables - Part 5-20: Family specification for outdoor microduct fibre units, microducts and protected microducts for installation by blowing (IEC 60794-5-20 2))/
EN 60825 (all parts), Safety of laser products (IEC 60825)/
EN 60825-2, Safety of laser products - Part 2: Safety of optical fibre communication systems (OFCS) (IEC 60825-2)/
EN 60950 (all parts), Information technology equipment - Safety (IEC 60950)/
EN 60950-1, Information technology equipment - Safety - Part 1: General requirements (IEC 60950-1)/
EN 61386-1, Conduit systems for cable management - Part 1: General requirements (IEC 61386-1)/
EN 61386-2X (all parts), Conduit systems for cable management - Part 2X: Particular requirements (IEC 61386-2X series)/
EN 61534 (all parts), Powertrack systems (IEC 61534)/
EN 61537, Cable management - Cable tray systems and cable ladder systems (IEC 61537)/
EN 61643 (all parts), Low-voltage surge protective devices (IEC 61643)/
EN 61969-1, Mechanical structures for electronic equipment - Outdoor enclosures - Part 1: Design guidelines (IEC 61969-1)/
EN 61969-2, Mechanical structures for electronic equipment - Outdoor enclosures - Part 2: Coordination dimensions (IEC 61969-2)/
HD 384/HD 60364 (all parts), Electrical installations of buildings / Low-voltage electrical installations (IEC 60364 series)/
HD 60364-4-444, Low-voltage electrical installations - Part 4-444: Protection for safety – Protection against voltage disturbances and electromagnetic disturbances (IEC 60364-4-44:2007 (Clause 444), modified)/
HD 60364-5-534, Low-voltage electrical installations - Part 5-53: Selection and erection of electrical equipment - Isolation, switching and control - Clause 534: Devices for protection against overvoltages (IEC 60364-5-53:2001/A1:2002 (Clause 534), modified)/
HD 60364-5-54, Low-voltage electrical installations - Part 5-54: Selection and erection of electrical equipment - Earthing arrangements and protective conductors (IEC 60364-5-54)/
9. Qualification of CENELEC:
Qualified at SG15 meeting in 2012 September.
10. Other (for any supplementary information):
none
Note: This form is based on Recommendation ITU-T A.5