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
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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
