1、BRITISH STANDARDBS EN 50173-5:2007+A1:2010 Information technology Generic cabling systems Part 5: Data centresICS 33.040.50g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53
2、g44g42g43g55g3g47g36g58IncorporatingcorrigendumMay 2011 BS EN +A2:2012Incorporating corrigendum May 2011BS EN 50173-5:2007+A2:2012ISBN 978 0 580 76805 7Amendments/corrigenda issued since publicationDate Comments31 March 2011 Implementation of CENELEC amendment A1:201031 July 2011 Implementation of C
3、ENELEC corrigendum May 201128 February 2013 Implementation of CENELEC amendment A2:2012This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 August 2007 The British Standards Institution 2013. Published by BSI Standards Limited 2013National fore
4、wordThis British Standard is the UK implementation of EN 50173-5:2007+A2:2012, incorporating corrigendum May 2011. It supersedes BS EN 50173-5:2007+A1:2010, which will be withdrawn on 12 November 2015.The start and finish of text introduced or altered by amendment is indicated in the text by tags. T
5、ags indicating changes to CENELEC text carry the number of the CENELEC amendment. For example, text altered by CENELEC amendment A1 is indicated by .The start and finish of text introduced or altered by corrigendum is indicated in the text by tags. Text altered by CENELEC corrigendum May 2011 is ind
6、icated in the text by .The UK participation in its preparation was entrusted to Technical Committee TCT/7, Telecommunications Installation requirements.A list of organizations represented on this committee can be obtained on request to its secretary.In addition to the requirements listed in subclaus
7、e 1.2, conformance to BS EN 50173-5:2007 also requires the application of BS 6701.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunity from legal obligation
8、s.EUROPEAN STANDARD EN 50173-5:2007+A1 NORME EUROPENNEEUROPISCHE NORM CENELEC European Committee for Electrotechnical StandardizationComit Europen de Normalisation ElectrotechniqueEuropisches Komitee fr Elektrotechnische Normung Central Secretariat: Avenue Marnix 17, B - 1000 Brussels 2010 CENELEC -
9、 All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 50173-5:2007 E ICS 33.040.50 English version Information technology - Generic cabling systems - Part 5: Data centres Technologies de linformation - Systmes de cblage gnrique - Partie 5: Centr
10、es de donnes Informationstechnik - AnwendungsneutraleKommunikationskabelanlagen - Teil 5: Rechenzentren This European Standard was approved by CENELEC on 2007-04-11. CENELEC members are bound tocomply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanSt
11、andard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained onapplication to the Central Secretariat or to any CENELEC member. This European Standard exists in three official versions (English, Fr
12、ench, German). A version in any otherlanguage made by translation under the responsibility of a CENELEC member into its own language andnotified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium,
13、Bulgaria, Cyprus, theCzech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy,Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia,Slovenia, Spain, Sweden, Switzerland and the United Kingdom. December 2010 Inco
14、rporating corrigendum May 2011- :2007+A2Nov r 012BS EN 50173-5:2007+A2:2012 Foreword This European Standard was prepared by the Technical Committee CENELEC TC 215, Electrotechnical aspects of telecommunication equipment. The text of the draft was submitted to the formal vote and was approved by CENE
15、LEC as EN 50173-5 on 2007-04-11. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2008-05-01 latest date by which the national standards conflicting with the EN have to be with
16、drawn (dow) 2010-05-01 The European Standards EN 50173:1995 and EN 50173-1:2002 have been developed to enable the application-independent cabling to support ICT applications in office premises. Their basic principles, however, are applicable to other types of applications and in other types of premi
17、ses. TC 215 has decided to establish relevant European Standards which address the specific requirements of these premises. In order to point out the commonalities of these cabling design standards, these EN are published as individual parts of the series EN 50173, thus also acknowledging that stand
18、ards users recognize the designation “EN 50173” as a synonym for generic cabling design. At the time of publication of this European Standard, series EN 50173 comprises the following standards: EN 50173-1 Information technology Generic cabling systems Part 1: General requirements EN 50173-2 Informat
19、ion 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
20、Foreword to amendment A1This amendment was prepared by the Technical Committee CENELEC TC 215, Electrotechnical aspects of telecommunication equipment. The text of the draft was submitted to the formal vote and was approved by CENELEC as amendment A1 to EN 50173-5:2007 on 2010-12-01. Attention is dr
21、awn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and CENELEC shall not be held responsible for identifying any or all such patent rights. The following dates were fixed: latest date by which the amendment has to be implemented at national lev
22、el by publication of an identical national standard or by endorsement (dop) 2011-12-01 latest date by which the national standards conflicting with the amendment have to be withdrawn (dow) 2013-12-01 This standard introduces several changes in order to align the standard with the changes resulting f
23、rom the For the convenience of the reader of this standard, the pertinent tables are reproduced in total, with grey shading of new table cells. Where modifications to text apply to single expressions or a few words only, this is indicated by underlining. BS EN 50173-5:2007+A1:2010EN 50173-5:2007+A1:
24、2010 (E) 2 introduction of new Channel classes and component Categories in EN 50173-1:2011. Furthermore it introduces a new normative annex on the use of high density optical fibre connecting hardware. Foreword This European Standard was prepared by the Technical Committee CENELEC TC 215, Electrotec
25、hnical aspects of telecommunication equipment. The text of the draft was submitted to the formal vote and was approved by CENELEC as EN 50173-5 on 2007-04-11. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national s
26、tandard or by endorsement (dop) 2008-05-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2010-05-01 The European Standards EN 50173:1995 and EN 50173-1:2002 have been developed to enable the application-independent cabling to support ICT applications
27、in office premises. Their basic principles, however, are applicable to other types of applications and in other types of premises. TC 215 has decided to establish relevant European Standards which address the specific requirements of these premises. In order to point out the commonalities of these c
28、abling design standards, these EN are published as individual parts of the series EN 50173, thus also acknowledging that standards users recognize the designation “EN 50173” as a synonym for generic cabling design. At the time of publication of this European Standard, series EN 50173 comprises the f
29、ollowing standards: EN 50173-1 Information technology Generic cabling systems Part 1: General requirements EN 50173-2 Infor ation technology eneric cabling syste s Part 2: Office premises EN 50173-3 Information technology Generic cabling systems Part 3: Industrial premises EN 50173-4 Infor ation tec
30、hnology eneric cabling syste s Part 4: Homes EN 50173-5 Infor ation technology eneric cabling syste s Part 5: Data centres Foreword to amendment A1This amendment was prepared by the Technical Committee CENELEC TC 215, Electrotechnical aspects of telecommunication equipment. The text of the draft was
31、 submitted to the formal vote and was approved by CENELEC as amendment A1 to EN 50173-5:2007 on 2010-12-01. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and CENELEC shall not be held responsible for identifying any or all s
32、uch patent rights. The following dates were fixed: latest date by which the amendment has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2011-12-01 latest date by which the national standards conflicting with the amendment have to be with
33、drawn (dow) 2013-12-01 This standard introduces several changes in order to align the standard with the changes resulting from the For the convenience of the reader of this standard, the pertinent tables are reproduced in total, with grey shading of new table cells. Where modifications to text apply
34、 to single expressions or a few words only, this is indicated by underlining. BS EN 50173-5:2007+A1:2010 EN 50173-5:2007+A1:2010 (E) 2 introduction of new Channel classes and component Categories in EN 50173-1:2011. Furthermore it introduces a new normative annex on the use of high density optical f
35、ibre connecting hardware. N 50173-5:2007+A2:2012 EN 50173-5:2007+A2:2012 (E) - 2 -EN 50173-6 Infor ation technology Generic cabling systems Part 6: Distributed building servicesEN 50173-5:2007/A2:2012 - 2 - Foreword This document (EN 50173-5:2007/A2:2012) has been prepared by CLC/TC 215 “Electrotech
36、nical aspects of telecommunication equipment“. The following dates are fixed: latest date by which this document has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2013-11-12 latest date by which the national standards conflicting with th
37、is document have to be withdrawn (dow) 2015-11-12 Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights. This document introduces the intermediate distr
38、ibution cabling subsystem as a new functional element to the topology of generic cabling in data centres. BS EN 50173-5:2007+A2:2012 EN 50173-5:2007+A2:2012 (E)- 3 -Foreword t amendment A2Contents Introduction 5 1 Scope and conformance 8 1.1 Scope . 8 1.2 Conformance . .8 2 Normative references .3 D
39、efinitions and abbreviations .3.1 Definitions .3.2 Abbreviations .4 Structure of the generic cabling system in data centres .4.1 General .4.2 Functional elements 4.3 General structure and hierarchy 4.4 Cabling subsystems 4.5 Accommodation of functional elements 4.6 Interfaces .4.7 Dimensioning and c
40、onfiguring . 5 Channel performance in data centres . 5.1 General 5.2 Environmental performance 5.3 Transmission performance 6 Reference implementations in data centres . 6.1 General .6.2 Balanced cabling. .6.3 Optical fibre cabling 7 Cable requirements in data centres 7.1 General . 7.2 Balanced cabl
41、es 7.3 Optical fibre cables .8 Connecting hardware requirements in data centres 8.1 General requirements .8.2 Connecting hardware for balanced cabling 8.3 Connecting hardware for optical fibre cabling .9 Requirements for cords and jumpers in data centres . 9.1 Jumpers 9.2 Balanced cords 9.3 Optical
42、fibre cords . 3 BS EN 50173-5:2007+A1:2010 EN 50173-5:2007+A1:2010 (E)Tables Table 1 - Contextual relationship between EN 50173 series and other relevant standards . 7 Table 2 - Zone distribution channel length equations .21 Table 3 - Main distribution channel length equations24 Table 4 - Network ac
43、cess cabling channel length equations . 26 Table 5 - Optical fibre channel length equations . .27 BS EN 50173-5:2007+A1:2010 EN 50173-5:2007+A1:2010 (E) 4 Figure B.1 - Examples of high density connecting hardware within main distribution cabling.32 Figure B.2 - Examples of high density connecting ha
44、rdware at the LDP and EO within zone distribution cabling 32- 4 -699910302928211230BS EN 50173-5:2007+A2:2012 EN 50173-5:2007+A2:2012 (E)101011121213141515181218192021212728282830302929299.3 Optical fibre cords. 29 Annex A (normative) Link performance limits . 30 Annex B (normative) Usage of high de
45、nsity connecting hardware within optical fibre cabling. 31Bibliography . . 33 Figures Figure 1 - Schematic relationship between the EN 50173 series and other relevant standards 6 Figure 2 - Structure of generic cabling12 Figure 3 - Hierarchical structure of generic cabling. .12 Figure 4 - Example of
46、 accommodation of functional elements . 14 Figure 5 - Test and equipment interfaces .15 Figure 6 - Connection of functional elements providing redundancy 16 Figure 7 - The External Network Interface 16 Figure 8 - Example of a channel. 18 Figure 9 - Example of a system showing the location of cabling
47、 interfaces. 18 Figure 10 - Zone distribution cabling models 22 Figure 11 Main distribution cabling model23 Figure 12 - Network access cabling model .25 Figure A.1 - Link options30 Tables Table 1 - Contextual relationship between EN 50173 series and other relevant standards . 7 Table 2 - Zone distri
48、bution channel length equations .21 Table 3 - Main distribution channel length equations. 24 Table 4 - Network access cabling channel length equations . 26 Table 5 - Optical fibre channel length equations . .27 BS EN 50173-5:2007+A1:2010EN 50173-5:2007+A1:2010 (E) 4 Figure B.1 - Examples of high den
49、sity connecting hardware within main distribution cabling.32 Figure B.2 - Examples of high density connecting hardware at the LDP and EO within zone distribution cabling 329.3 Optical fibre cords. 29 Annex A (normative) Link performance limits . 30 Annex B (normative) Usage of high density connecting hardware within optical fibre cabling. 31Bibliography . . 33 Figures Figure 1 - Schematic relationship between the EN 50173 series and other relevant standards 6 Figure 2 - Structure of g
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