IEC_62109-1-2010.pdf

IEC 62109-1Edition 1.0 2010-04INTERNATIONAL STANDARD Safety of power converters for use in photovoltaic power systems Part 1:General requirements IEC 62109-1:2010(E)colourinsideLICENSED 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to search by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,withdrawn and replaced publications.?IEC Just Published:www.iec.ch/online_news/justpub Stay up to date on all new IEC publications.Just Published details twice a month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 62109-1Edition 1.0 2010-04INTERNATIONAL STANDARD Safety of power converters for use in photovoltaic power systems Part 1:General requirements INTERNATIONAL ELECTROTECHNICAL COMMISSION XGICS 27.160 PRICE CODEISBN 978-2-88910-621-9 Registered trademark of the International Electrotechnical Commission colourinsideLICENSED TO MECON LIMITED-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 62109-1 IEC:2010(E)CONTENTS FOREWORD.8 INTRODUCTION.10 1 Scope and object.11 1.1 Scope.11 1.1.1 Equipment included in scope.11 1.1.2 Equipment for which other requirements may apply.11 1.2 Object.11 1.2.1 Aspects included in scope.11 1.2.2 Aspects excluded from scope.12 2 Normative references.12 3 Terms and definitions.15 4 General testing requirements.25 4.1 General.25 4.2 General conditions for testing.25 4.2.1 Sequence of tests.25 4.2.2 Reference test conditions.25 4.3 Thermal testing.28 4.3.1 General.28 4.3.2 Maximum temperatures.28 4.4 Testing in single fault condition.31 4.4.1 General.31 4.4.2 Test conditions and duration for testing under fault conditions.31 4.4.3 Pass/fail criteria for testing under fault conditions.32 4.4.4 Single fault conditions to be applied.33 4.5 Humidity preconditioning.36 4.5.1 General.36 4.5.2 Conditions.36 4.6 Backfeed voltage protection.36 4.6.1 Backfeed tests under normal conditions.37 4.6.2 Backfeed tests under single-fault conditions.37 4.6.3 Compliance with backfeed tests.37 4.7 Electrical ratings tests.37 4.7.1 Input ratings.37 4.7.2 Output ratings.37 5 Marking and documentation.37 5.1 Marking.37 5.1.1 General.37 5.1.2 Durability of markings.38 5.1.3 Identification.38 5.1.4 Equipment ratings.38 5.1.5 Fuse identification.38 5.1.6 Terminals,connections and controls.39 5.1.7 Switches and circuit-breakers.39 5.1.8 Class II equipment.39 5.1.9 Terminal boxes for external connections.40 5.2 Warning markings.40 LICENSED TO MECON LIMITED-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.62109-1 IEC:2010(E)3 5.2.1 Visibility and legibility requirements for warning markings.40 5.2.2 Content for warning markings.40 5.2.3 Sonic hazard markings and instructions.41 5.2.4 Equipment with multiple sources of supply.41 5.2.5 Excessive touch current.41 5.3 Documentation.42 5.3.1 General.42 5.3.2 Information related to installation.42 5.3.3 Information related to operation.43 5.3.4 Information related to maintenance.44 6 Environmental requirements and conditions.4