1、 IEC TS 62896 Edition 1.0 2015-11 TECHNICA L SPECIFICA TION Hy brid insulat ors for a.c.and d.c.high-v oltage applicat ions Definit ions,t est met hods and acceptance crit eria IEC TS 62896:2015-11(en)International Electrotechnical Commission THIS PUBLICA TION IS COPYRIGHT PROTECTED Copyright 2015 I
2、EC,Geneva,Switzerland All rights reserved.Unless otherwise specified,no par t of this publication may be reproduced or utilized in any for m or by any means,electronic or mechanical,including photocopying and microfilm,without per mission in writing fr om either IEC or IECs member National Committee
3、 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 address below or your local IEC member National Committee for further infor mation.IEC Centr al Office Tel.:+41 22 919 02 11 3,r
4、ue de Varemb Fax:+41 22 919 03 00 CH-1211 Geneva 20 infoiec.ch Switzerland www.iec.ch About t he IEC The International Electr otechnical Commission(IEC)is the leading global organization that prepar es and publishes Inter national Standards for all electr ical,electronic and related technologies.A b
5、out 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 cor rigenda or an amendment might have been published.IEC Cat alogue-webstore.iec.ch/cat alogue The stand-alone application for consulting the
6、entire bibliographical information on IEC International Standards,Technical Specifications,Technical R eports and other documents.A v ailable for PC,Mac OS,A ndroid Tablets and iPad.IEC publications search-w w w.iec.ch/searchpub The adv anced search enables to find IEC publications by a variety of c
7、riteria(reference number,text,technical committee,).It also gives information on projec ts,replaced and withdrawn publications.IEC Just Published-webstore.iec.ch/justpublished Stay up to date on all new IEC publications.Just Published details all new publications released.A v ailable online and also
8、 once a month by email.Elect ropedia-w w w.elect ropedia.org The worlds leading online dic tionary of elec tronic and electrical terms containing more than 30 000 terms and definitions in English and French,with equiv alent terms in 15 additional languages.Also known as the International Elec trotec
9、hnical Vocabulary (IEV)online.IEC Glossar y-st d.iec.ch/glossar y More than 60 000 electrotechnical terminology entries in English and French extracted from the Terms and Definitions clause of IEC publications issued since 2002.Some entries hav e been collected from earlier publications of IEC TC 37
10、,77,86 and CISPR.IEC Customer Service Cent re-webstore.iec.ch/csc If y ou wish to giv e us y our feedback on this publication or need further assistance,please contact the Customer Serv ice Centre:csciec.ch.International Electrotechnical Commission IEC TS 62896 Edit ion 1.0 2015-11 TECHNICA L SPECIF
11、ICA TION Hybrid insulators for a.c.and d.c.high-v oltage applications Definit ions,t est met hods and accept ance crit eria INTERNATIONA L ELECTROT ECHNICA L COMMISSION ICS 29.080.10 ISBN 978-2-8322-3017-6 R egist er ed tr ademar k of t he Int er national Electr ot echnical Commission W arning!Make
12、sure that y ou obtained this publication from an authorized distributor.International Electrotechnical Commission 2 IEC TS 62896:2015 IEC 2015 CONTENTS FOREWORD.3 INTRODUCTION.5 1 Scope.6 2 Normative references.6 3 Definitions.7 4 Identification.9 5 Environmental conditions.9 6 Tolerances.9 7 Classi
13、fication of tests.10 7.1 Design tests.10 7.2 Type tests.10 7.3 Sample tests.11 7.4 Routine tests.11 8 Design tests.12 8.1 General.12 8.2 Tests on interfaces and connections of end fittings.13 8.2.1 General.13 8.2.2 Pre-stressing.13 8.2.3 Verification tests.14 8.3 Tests on Shed and Housing Material.1
14、4 8.3.1 Hardness test.14 8.3.2 Accelerated weathering test.14 8.3.3 Tracking and erosion test.15 8.3.4 Flammability test.15 9 Type tests.15 9.1 General.15 9.2 Electrical tests.15 9.3 Mechanical tests.15 10 Sample tests.15 11 Routine tests.15 Annex A(informative)Comparison between hybrid insulators a
15、nd glass fibre cored polymeric housing and porcelain insulators.16 A.1 History.16 A.2 Comparison between porcelain and pultruded GFRP rod.16 A.3 Advantages of hybrid insulators over conventional porcelain insulators.16 A.4 Advantages of hybrid insulators over glass fibre cored insulators.17 A.5 Prob
16、lems shared with polymeric insulators.17 A.6 Transport,storage and installation.17 Bibliography.18 Figure 1 Thermal cycle test.14 Table 1 Required tests.12 Table 2 Design tests.13 International Electrotechnical Commission IEC TS 62896:2015 IEC 2015 3 INTERNATIONAL ELECTROTECHNICAL COMMISSION _ HYBRID INSULA TORS FOR A.C.A ND D.C.HIGH-VOLTA GE A PPLICA TIONS DEFINITIONS,TEST METHODS A ND A CCEPTA NCE CRITERIA FOREWORD 1)The International Electrotechnical Commission(IEC)is a worldwide organization
