1、 IEC TS 60034-30-2 Edition 1.0 2016-12 TECHNICAL SPECIFICATION Rotating electrical machines Part 30-2:Efficiency classes of variable speed AC motors(IE-code)IEC TS 60034-30-2:2016-12(en)Copyright International Electrotechnical Commission-,-,-THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2016 IEC
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11、iciency classes of variable speed AC motors(IE-code)INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 29.160.01 ISBN 978-2-8322-3670-3 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.Copyright Inter
12、national Electrotechnical Commission-,-,-2 IEC TS 60034-30-2:2016 IEC 2016 CONTENTS FOREWORD.3 INTRODUCTION.5 1 Scope.6 2 Normative references.8 3 Terms,definitions and symbols.8 3.1 Terms and definitions.8 3.2 Symbols.10 4 Efficiency classification.10 4.1 Determination.10 4.1.1 General.10 4.1.2 Aux
13、iliary devices.10 4.2 Efficiency rating.11 4.3 Tolerances.12 4.4 Classification.12 4.5 Nominal limits for efficiency class IE1.14 4.6 Nominal limits for efficiency class IE2.15 4.7 Nominal limits for efficiency class IE3.16 4.8 Nominal limits for efficiency class IE4.17 4.9 Nominal limits for effici
14、ency class IE5.18 4.10 Interpolation of reference values at intermediate powers.18 5 Required documentation.20 5.1 Information on the rating plate.20 5.2 Information in the documentation.20 Bibliography.22 Table 1 IE-efficiency classification.12 Table 2 Reference values(%)for the calculation of IE1
15、nominal efficiency limits.14 Table 3 Reference values(%)for the calculation of IE2 nominal efficiency limits.15 Table 4 Reference values(%)for the calculation of IE3 nominal efficiency limits.16 Table 5 Reference values(%)for the calculation of IE4 nominal efficiency limits.17 Table 6 Reference valu
16、es(%)for the calculation of IE5 nominal efficiency limits.18 Table 7 Interpolation coefficients for rated powers 0,12 kW up to 0,64 kW.19 Table 8 Interpolation coefficients for rated powers 0,65 kW up to 200 kW.20 Copyright International Electrotechnical Commission-,-,-IEC TS 60034-30-2:2016 IEC 2016 3 INTERNATIONAL ELECTROTECHNICAL COMMISSION _ ROTATING ELECTRICAL MACHINES Part 30-2:Efficiency classes of variable speed AC motors(IE-code)FOREWORD 1)The International Electrotechnical Commission(I
