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IEC_TS_62257-7-3-2008.pdf

1、 IEC/TS 62257-7-3Edition 1.0 2008-04TECHNICAL SPECIFICATION Recommendations for small renewable energy and hybrid systems for rural electrification Part 7-3:Generator set Selection of generator sets for rural electrification systems IEC/TS 62257-7-3:2008(E)LICENSED TO MECON Limited.-RANCHI/BANGALORE

2、FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2008 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 mecha

3、nical,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

4、 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

5、 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.?Catalogu

6、e 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to search by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,withdrawn and replaced publications.?IEC Just Published:www.iec.ch/online_news/justpub Stay up to date

7、 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

8、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 Cent

9、re FAQ or contact us:Email:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.IEC/TS 62257-7-3Edition 1.0 2008-04TECHNICAL SPECIFICATION Recommendations for small renewable energy and h

10、ybrid systems for rural electrification Part 7-3:Generator set Selection of generator sets for rural electrification systems INTERNATIONAL ELECTROTECHNICAL COMMISSION WICS 27.160;27.180 PRICE CODEISBN 2-8318-9672-XLICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPP

11、LIED BY BOOK SUPPLY BUREAU.2 TS 62257-7-3 IEC:2008(E)CONTENTS FOREWORD.4 INTRODUCTION.6 1 Scope.7 2 Normative references.8 3 Terms and definitions.9 4 Introduction to generator sets.11 4.1 Generator set system.11 4.2 Generator set application in rural electrification systems.11 4.3 Resource assessme

12、nt.11 5 Selection and erection.12 5.1 General.12 5.2 Selection requirements.12 5.2.1 Power quality.12 5.2.2 Generator set sizing.12 5.2.3 Generator set type.14 5.2.4 Derating factors.14 5.2.5 Starting system.15 5.2.6 Control systems.15 5.2.7 Noise issues.15 5.2.8 Environmental issues.15 5.3 Erection

13、.15 5.3.1 Shipping.15 5.3.2 Design of the erection site.16 5.3.3 Installation requirements.17 6 Safety.20 6.1 General.20 6.2 Electrical issues.20 6.2.1 General requirements.20 6.2.2 Connection system to the application.20 6.2.3 Power cables.21 6.2.4 Neutral system.21 6.2.5 Earthing.21 6.2.6 Overcurr

14、ent protection.21 6.2.7 Residual Current protection Device(RCD).22 6.2.8 Isolating devices.22 6.3 Mechanical issues.22 6.3.1 Vibration.22 6.3.2 Protection from mechanical damage.22 6.3.3 Protection from moving parts.22 6.4 Thermal issues.23 6.5 Fire risk.23 7 Acceptance.23 7.1 General.23 7.2 Conform

15、ity of the generator set to the identification file.23 7.3 Conformity of the generator set system to the GS.23 7.4 Acceptance process.23 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.TS 62257-7-3 IEC:2008(E)3 7.4.1 Preparation of the

16、 generator set for commissioning.23 7.4.2 Commissioning inspection of the generator set system.24 7.4.3 Commissioning tests of the generator set system.24 7.4.4 Test file.25 8 Operation and maintenance.25 8.1 Access to the generator set.25 8.2 Operation process.25 8.3 Monitoring.26 8.4 Maintenance schedule.26 9 Replacement.26 10 Marking.27 10.1 Generator set.27 10.2 Engine.27 10.3 Alternator.27 10.4 Shutdown apparatus.28 11 Documentation.28 11.1 General.28 11.2 Installation.28 11.3 Operation.29

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