BS EN 50407-3-2014 Multi-pair cables used in high bit rate digital access telecommunications networks Indoor multi-pair quad riser cables up to 100 MHz for maximum length of connecd.pdf

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1、BSI Standards PublicationBS EN 50407-3:2014Multi-pair cables used in high bit rate digital access telecommunications networksPart 3: Indoor multi-pair/quad riser cables up to 100 MHz for maximum length of connection 100 m supporting universal services, xDSL and applications up to 100 Mbit/s over IPB

2、S EN 50407-3:2014 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 50407-3:2014. The UK participation in its preparation was entrusted to TechnicalCommittee EPL/46, Cables, wires and waveguides, radio frequency connectors and accessories for communication and sig

3、nalling.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2014.Published by BS

4、I Standards Limited 2014ISBN 978 0 580 78421 7ICS 33.120.20Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 June 2014.Amendments/corrigenda issued since public

5、ationDate T e x t a f f e c t e dBS EN 50407-3:2014EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 50407-3 May 2014 ICS 33.120.20 English Version Multi-pair cables used in high bit rate digital access telecommunications networks - Part 3: Indoor multi-pair/quad riser cables up to 100 MHz for ma

6、ximum length of connection 100 m supporting universal services, xDSL and applications up to 100 Mbit/s over IP Cbles multi-paires de lutilisateur final utiliss dans les rseaux daccs numriques de tlcommunication haut-dbits - Partie 3 : Cbles intrieurs multi paires/quartes pour colonne de communicatio

7、n, performants jusqu 100 MHz, de longueur maximale de connexion de 100 m, supportant le service universel, le xDSL et les applications jusqu 100 MBits sur IP Vielpaarige Kabel fr digitale Telekommunikationsnetzwerke mit hoher Bitrate - Teil 3: Vielpaarige-/Vierer-Steigekabel im Innenbereich bis 100

8、MHz ber eine maximale Verbindungslnge von 100 m fr universelle Dienste, xDSL und Anwendungen bis zu 100 Mbit/s ber Internetprotokoll (IP) This European Standard was approved by CENELEC on 2014-03-10. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the co

9、nditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CENELEC member. This European Standard

10、 exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CENELEC members are the

11、 national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland

12、, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 17

13、, B-1000 Brussels 2014 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members. Ref. No. EN 50407-3:2014 E BS EN 50407-3:2014EN 50407-3:2014 2 Contents Foreword 4 1 Scope . 5 2 Normative references . 5 3 Terms, definitions and abbreviations 5 3.1 Terms

14、and definitions 5 3.2 Abbreviations 5 4 General information 6 4.1 General cable description 6 4.2 Environment and product safety requirement . 6 4.3 Testing 6 5 Requirements for conductor 6 5.1 Construction and dimensions . 6 5.2 Mechanical requirements . 7 5.3 Electrical requirements 7 5.3.1 Conduc

15、tor resistance . 7 5.3.2 Conductor resistance unbalance 7 6 Requirements for insulation 7 6.1 Construction material and dimensions . 7 6.1.1 Construction 7 6.1.2 Colour code . 7 6.2 Mechanical requirements . 7 6.3 Electrical requirements 7 6.3.1 Insulation resistance 7 6.3.2 Dielectric strength . 7

16、7 Requirements for cable element . 9 7.1 Construction and dimensions . 9 7.2 Screening of the cable element . 9 7.3 Spare cable elements 9 8 Requirements for cable core - Design . 9 8.1 General . 9 8.2 Screen 9 8.3 Interstitial fillers . 9 9 Requirements for filling compounds 10 10 Requirements for

17、the screening of the cable core . 10 11 Requirement for the armour 10 12 Requirements for the sheath. 10 12.1 General . 10 12.2 Colour of sheath 10 12.3 Mechanical requirements . 10 13 Cable identification . 11 14 Requirements for finished cable . 11 14.1 Mechanical requirements . 11 14.1.1 Bending

18、. 11 BS EN 50407-3:2014 3 EN 50407-3:2014 14.1.2 Impact . 11 14.1.3 Tensile strength . 11 14.1.4 Crush resistance . 11 14.2 Environmental requirements 12 14.2.1 Temperature range 12 14.2.2 Cold bend 12 14.2.3 Rodent and Fauna protection. 12 14.2.4 Moisture barriers . 12 15 Electrical requirements .

19、12 15.1 Dielectric strength . 12 15.2 Mutual capacitance . 13 15.3 Capacitance unbalance . 13 15.4 Velocity of propagation 13 15.5 Attenuation 13 15.6 Longitudinal Conversion Loss (LCL) 14 15.7 Near End Crosstalk (NEXT) . 14 15.8 Equal Level Far-End Crosstalk (ELFEXT) 14 15.9 Power Sum (PS) of cross

20、talk losses 14 15.10 Mean impedance . 14 15.11 Return loss 14 15.12 Coupling attenuation 14 15.13 Transfer impedance . 15 15.14 Transmission properties 15 16 Product qualification requirements 15 Bibliography 16 BS EN 50407-3:2014EN 50407-3:2014 4 Foreword This document (EN 50407-3:2014) has been pr

21、epared by CLC/SC 46XC “Multicore, multipair and quad data communication cables”. 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) 2015-03-10 latest date by which the nati

22、onal standards conflicting with this document have to be withdrawn (dow) 2017-03-10 This standard covers the Principle Elements of the Safety Objectives for Electrical Equipment Designed for Use within Certain Voltage Limits (LVD - 2006/95/EC). Attention is drawn to the possibility that some of the

23、elements of this document may be the subject of patent rights. CENELEC and/or CEN shall not be held responsible for identifying any or all such patent rights. BS EN 50407-3:2014 5 EN 50407-3:2014 1 Scope This European Standard defines indoor multi-pair/quad cables for installation in Multi Dwelling

24、units shaft supporting universal services, xDSL and applications up to 100 MBits over IP, their relative definitions and requirements. NOTE Higher bit rate applications need cables specified in a relevant part of EN 50406 or EN 50288 series. It covers cables, with an overall screen, with performance

25、s up to 100 MHz, to be used in indoor networks intended to connect the broadband outside plant to the individual customer dwelling for applications 100 Mbit/s over IP maximum length of connection 100 m. The electrical, environmental, mechanical and transmission performance characteristics of the cab

26、les, related to their reference test methods, are detailed. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the la

27、test edition of the referenced document (including any amendments) applies. EN 10002-1, Metallic materials - Tensile testing - Part 1: Method of test at ambient temperature EN 50289 (all parts), Communication cables - Specifications for test methods (Basic reference standards) EN 50290 (all parts),

28、Communication cables (Basic reference standards) EN 60811-201, Insulating and sheathing materials of electric and optical cables Common test methods Part 1-1: General application - Measurement of thickness and overall dimensions - Tests for determining the mechanical properties (IEC 60811-201) HD 40

29、2, Standard colours for insulation for low-frequency cables and wires (IEC 60304) IEC 60028, International standard of resistance for copper 3 Terms, definitions and abbreviations 3.1 Terms and definitions For the purposes of this document, the terms and definitions of EN 50290-1-2:2004 apply. 3.2 A

30、bbreviations For the purposes of this document, the following abbreviations apply. ADSL Asymmetric Digital Subscriber Lines ATM Asynchronous Transfer Mode DSL Digital Subscriber Line EMC Electromagnetic Compatibility BS EN 50407-3:2014EN 50407-3:2014 6 EMI Electromagnetic Interference FSAN Full Serv

31、ice Access Network HDSL High-bit-rate Digital Subscriber Lines ISDN Integrated Digital Services Network ISDN-BRA ISDN-Basic Rate Access ISDN-PRA ISDN-Primary Rate Access Mbps Mega-bits per second TBD To be determined VDSL Very-high-bit-rate Digital Subscriber Lines XDSL Generic term referring to all

32、 DSL, ISDN, HDSL, ADSL, VDSL, etc. 4 General information 4.1 General cable description These cables are designed for indoor high bit rate telecommunication networks. They shall have an overall screen. High bit rate applications targeted in this specification involve frequencies up to 100 MHz. To res

33、trict emission and to ensure satisfactory electromagnetic immunity, these cables include an overall screen. These cables contain from four pairs up to 100 pairs (ffs) that can be either in pair or quad construction. 4.2 Environment and product safety requirement Safety local and regional regulation

34、(e.g. Low Voltage European directive, CPR and other relevant directives) is assumed to be met by these cables. 4.3 Testing According to the EN 60068 (HD 323), for all test procedures described in this section, the test conditions shall be the standard atmospheric conditions (23 5) C and 20 % 70 % Re

35、lative Humidity , unless otherwise stated. All measured and computed values are to be rounded to the number of decimal places given in the corresponding requirement or objective. The parameters specified in this standard may be affected by measurement uncertainty arising either from measurement erro

36、rs or calibration errors due to a lack of suitable standards. Acceptance criteria shall be interpreted with respect to this consideration. 5 Requirements for conductor 5.1 Construction and dimensions The conductor shall consist of annealed copper, uniform in quality and free from defects. The proper

37、ties of the copper shall be in accordance with IEC 60028. BS EN 50407-3:2014 7 EN 50407-3:2014 The conductor shall be solid, circular in section. Normally the conductor should be drawn in one piece. Joints in the conductor are permitted, provided that the tensile strength of a joint is not less than

38、 85 % of the un-jointed solid conductor. The diameter of the conductor shall be in the range 0,5 mm to 0,8 mm . 5.2 Mechanical requirements The conductor elongation at break shall be tested according to EN 10002-1 and shall be better than 15 % minimum. 5.3 Electrical requirements 5.3.1 Conductor res

39、istance When measured in accordance with EN 50289-1-2, the conductor resistance shall meet the computed values when using EN 50290-2-1:2005, 12.1. 5.3.2 Conductor resistance unbalance When measured in accordance with EN 50289-1-2, the conductor resistance unbalance shall be maximum 2 %. 6 Requiremen

40、ts for insulation 6.1 Construction material and dimensions 6.1.1 Construction Conductor insulation shall be composed of solid, cellular or composite (e.g. foam skin) polyolefin that comply with the relevant parts of EN 50290-2. The insulated conductors shall be coloured for identification. Colours s

41、hall correspond reasonably with the standard colours shown in HD 402. 6.1.2 Colour code The colour code shall be agreed between the customer and the manufacturer. 6.2 Mechanical requirements Shrinkage of insulation shall be checked against the relevant parts of EN 50290-2. The shrinkage shall be les

42、s than 5 %. 6.3 Electrical requirements 6.3.1 Insulation resistance When measured in accordance with EN 50289-1-4 the insulation resistance shall be greater than 5 000 MOhmkm at 500 V d.c. minimum. 6.3.2 Dielectric strength BS EN 50407-3:2014EN 50407-3:2014 8 Dielectric strength shall be tested acco

43、rding to EN 50289-1-3. The test shall be conducted with 1 kV d.c. or 700 V a.c. for 2 s. BS EN 50407-3:2014 9 EN 50407-3:2014 7 Requirements for cable element 7.1 Construction and dimensions The cable element is - a pair consisting of two insulated conductors twisted together and designated wire “a”

44、 and wire “b”, or - a quad consisting of four insulated conductors twisted together and designated wire “a”, wire “c”, wire “b” and wire “d” in order of rotation. 7.2 Screening of the cable element Where a screen is required over the pair or assembly of pairs (quads.), to improve the external and in

45、ternal immunity, it may consist of one of the following: a) an aluminium tape laminated to a plastic tape; b) an aluminium tape laminated to a plastic tape and a metal-coated or plain copper drain wire whereby the metal tape is in contact with the drain wire. A protective wrapping may be applied und

46、er or/and over the screen. 7.3 Spare cable elements The cable may be equipped with spare pairs or quads in accordance with the basic cable structure. The number of spare cable elements is depending upon agreement between the customer and the supplier. 8 Requirements for cable core - Design 8.1 Gener

47、al The cable unit may be laid up preferentially in four pair units screened or unscreened. 8.2 Screen A screen is required over the unit which shall consist of one of the following: a) an aluminium tape laminated to a plastic tape; b) an aluminium tape laminated to a plastic tape and a metal-coated

48、or plain copper drain wire whereby the metal tape is in contact with the drain wire. A protective wrapping may be applied under or/and over the screen. 8.3 Interstitial fillers In order to provide a compact and reasonably circular cable fillers may be used. BS EN 50407-3:2014EN 50407-3:2014 10 9 Req

49、uirements for filling compounds Not applicable. 10 Requirements for the screening of the cable core The cable core shall be screened by one of the following: a) an aluminium tape laminated to a plastic tape and a metal-coated or plain copper drain wire whereby the metal tape is in contact with the drain wire. b) An aluminium tape laminated to a plastic tape and a tinned copper braid in contact with the metal tape. c) A protective wrapping may be applied under or/and over the screen. 11 Requirement for the armo