IEC_60691-2002_amd2-2010.pdf

IEC 60691Edition 3.0 2010-02INTERNATIONAL STANDARD Thermal-links Requirements and application guide IEC 60691:2002/A:2010(E)AMENDMENT 2 LICENSED TO MECON LIMITED-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2010 IEC,Geneva,Switzerland All rights reserved.Unless otherwise specified,no part of this publication may be reproduced or utilized in any form or by any means,electronic or mechanical,including photocopying and microfilm,without permission in writing from 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 rights to this publication,please contact the address below or your local IEC member National Committee for further information.IEC Central Office 3,rue de Varemb CH-1211 Geneva 20 Switzerland Email:inmailiec.ch Web:www.iec.ch About the IEC The International Electrotechnical Commission(IEC)is the leading global organization that prepares and publishes International Standards for all electrical,electronic and related technologies.About IEC publications The technical content of IEC publications is kept under constant review by the IEC.Please make sure that you have the latest edition,a corrigenda or an amendment might have been published.?Catalogue of IEC publications:www.iec.ch/searchpub The IEC on-line Catalogue enables you to search by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,withdrawn and replaced publications.?IEC Just Published:www.iec.ch/online_news/justpub Stay up to date on all new IEC publications.Just Published details twice a month all new publications released.Available on-line and also by email.?Electropedia:www.electropedia.org The worlds leading online dictionary of electronic and electrical terms containing more than 20 000 terms and definitions in English and French,with equivalent terms in additional languages.Also known as the International Electrotechnical Vocabulary online.?Customer Service Centre:www.iec.ch/webstore/custserv If you wish to give us your feedback on this publication or need further assistance,please visit the Customer Service Centre FAQ or contact us:Email:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 LICENSED TO MECON LIMITED-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.IEC 60691Edition 3.0 2010-02INTERNATIONAL STANDARD Thermal-links Requirements and application guide INTERNATIONAL ELECTROTECHNICAL COMMISSION CICS 29.120.50 PRICE CODEISBN 2-8318-1083-5AMENDMENT 2 Registered trademark of the International Electrotechnical Commission LICENSED TO MECON LIMITED-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 60691 Amend.2 IEC:2010(E)FOREWORD This amendment has been prepared by subcommittee 32C:Miniature fuses,of IEC technical committee 32:Fuses.The text of this amendment is based on the following documents:FDIS Report on voting 32C/425/FDIS 32C/429/RVD Full information on the voting for the approval of this amendment can be found in the report on voting indicated in the above table.The committee has decided that the contents of this amendment and the base publication will remain unchanged until the stability date indicated on the IEC web site under http:/webstore.iec.ch in the data related to the specific publication.At this date,the publication will be reconfirmed,withdrawn,replaced by a revised edition,or amended._ 5 General notes on tests Replace,in Amendment 1:2006,the first paragraph by the following:Unless otherwise specified,only tests that are not required to be performed inside an environmental chamber and/or test oven shall be carried out under the following atmospheric conditions:Temperature:15 C to 35 C Relative humidity:25%to 75%Air pressure:8,6 104 Pa to 1,06 105 Pa NOTE 1 The required atmospheric conditions during testing can be controlled when carrying out the tests and during the duration of the tests.The required atmospheric conditions do not have to be maintained in a test laboratory when tests are not performed.Renumber the existing NOTE 1 as NOTE 2 and NOTE 2 as NOTE 3.LICENSED TO MECON LIMITED-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.60691 Amend.2 IEC:2010(E)3 Page 41 10.6 Interrupting current 10.6.2 Specific conditions Replace,in Amendment 1:2006,the existing Table 5 by the following new Table 5:Table 5 Test current for interrupting test Type of rating Rated in Test current Power factor AC amperes 1,5 times rated current 0,95 1,0 Resistive DC amperes 1,5 times rated current Inductive AC amperes 1,5 times rated current 0,6 AC locked rotor amperes(LRA)6 times full-load current a 0,4 0,5 Motor DC amperes 10 times full-load rated current Pilot duty AC volt-amperes b 0,35 Electric discharge lamp AC amperes 4 times rated current 0,4 0,5 a Or the spec