IEC_TR_62901-2016.pdf

IEC TR 62901 Edition 1.0 2016-03 TECHNICA L R EPOR T Guidance for the selection of drop cables IEC T R 62901:2016-03(en)c olourinsideCopyright International Electrotechnical Commission THIS PUBLICATION IS COPYRIGHT PROTECTED Copyr ight 2016 IEC,Geneva,Switzer land All r ights r eserved.Unless otherwise specif ied,no par t of this publication may be reproduced or utilized in any f orm or by any means,electr onic or mechanical,including photocopying and microfilm,without permission in writing f rom either IEC or IECs member National Committee in the country of the requester.If you have any questions about IEC copyright or have an enquiry about obtaining additional r ights to this publication,please contact the addr ess below or your local IEC member National Committee f or fur ther information.IEC Central Office Tel.:+41 22 919 02 11 3,r ue de Varemb Fax:+41 22 919 03 00 CH-1211 Geneva 20 infoiec.ch Switzer land www.iec.ch About the IEC The Inter national Electrotechnical Commission(IEC)is the leading global organization that prepares and publishes International Standar ds f or all electrical,electr onic and related technologies.About IEC publications The technical content of IEC publications is kept under constant review by the IEC.Please make sur e that you have the latest edition,a corrigenda or an amendment might have been published.IEC Catalogue-webstore.iec.ch/cat alogue The stand-alone application for consulting the entir e bibliographical information on IEC International Standards,Technical Specifications,Technical Reports and other documents.Available for PC,Mac OS,Android Tablets and iPad.IEC publicat ions search-w w w.iec.ch/sear chpub The advanced search enables to find IEC publications by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,replaced and withdraw n publications.IEC Just Published-webstore.iec.ch/just published Stay up to date on all new IEC publications.Just Published details all new publications released.Available online and also once a month by email.Electropedia-www.electropedia.org The worlds leading online dictionar y of electronic and electrical terms containing 20 000 terms and definitions in English and French,with equivalent terms in 15 additional languages.Also known as the International Electrotechnical Vocabular y (IEV)online.IEC Glossar y -st d.iec.ch/glossar y 65 000 electrotechnical terminology entries in English and French ex tracted from the Ter ms and Definitions clause of IEC publications issued since 2002.Some entries have been collected from earlier publications of IEC TC 37,77,86 and CISPR.IEC Cust omer Ser v ice Centre-webst ore.iec.ch/csc If you wish to give us y our feedback on this publication or need fur ther assistance,please contact the Customer Service Centre:csciec.ch.Copyright International Electrotechnical Commission IEC TR 62901 Edition 1.0 2016-03 TECHNICA L R EPOR T Guidance for the selection of drop cables INTER NATIONA L ELECTROTECHNICA L COMMISSION ICS 33.180.10 ISBN 978-2-8322-3235-4 Registered t rademark of t he Int ernational Electrot echnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.c olourinsideCopyright International Electrotechnical Commission 2 IEC TR 62901:2016 IEC 2016 CONTENTS FOREWORD.5 1 Scope.7 2 Normative ref erences.7 3 Terms,def initions and abbreviations.7 3.1 Terms and def initions.7 3.2 Abbreviations.8 4 Application spaces.8 4.1 General.8 4.2 Installation between poles.9 4.2.1 General.9 4.2.2 Self-supporting cables.9 4.2.3 Lashed and suspended cables.11 4.3 Installation in ducts.12 4.4 Installation in sewer,water and gas pipes.12 4.5 Direct-buried cables.12 4.6 Installation on f acades.13 5 Installation options.14 5.1 General.14 5.2 Installation between poles.14 5.2.1 General.14 5.2.2 Self-supporting cables.14 5.2.3 Lashed cables.16 5.2.4 Suspended cables.16 5.3 Cables in ducts.16 5.3.1 General.16 5.3.2 Pulling.16 5.3.3 Jetting.16 5.3.4 Blowing.17 5.3.5 Pushing.17 5.4 Installation in sewer,water and gas pipes.17 5.4.1 General.17 5.4.2 Specif ic deployment options.17 5.5 Direct-buried cables.17 5.6 Installation on f acades.18 5.6.1 General.18 5.6.2 Specif ic installation options.18 6 Testing.18 6.1 General.18 6.2 Standard test procedures.18 6.3 Additional test methods.19 6.3.1 General.19 6.3.2 Abrasion resistance against wind induced vibration in contact with rough surf ace.19 6.3.3 Tensioning perf ormance test.19 7 Examples of commonly used drop cable designs.20 7.1 General.20 Copyright International Electrotechnical Commission IEC TR 62901:2016 IEC 2016 3 7.2 Designs to be used f or the installation between poles.20 7.2.1 Self-supporting cables.20 7.2.2 Lashed and suspended cables.25 7.3 Designs to be used f or the installation in ducts.26 7.4 Designs to be used f or the installation in sewer,water and gas pipes.27 7.5 Designs to be used f or direct-buried cables.27 7.6 Designs to be used f or the installation at f ac