IEC_TR_61547-1-2020.pdf

IEC TR 61547-1 Edition 3.0 2020-07 TECHNICAL REPORT Equipment for general lighting purposes EMC immunity requirements Part 1:Objective light flickermeter and voltage fluctuation immunity test method IEC TR 61547-1:2020-07 colourinside THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2020 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 Tel.:+41 22 919 02 11 3,rue de Varemb infoiec.ch CH-1211 Geneva 20 www.iec.ch Switzerland 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 corrigendum or an amendment might have been published.IEC publications search-webstore.iec.ch/advsearchform The advanced search enables to find IEC publications by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,replaced and withdrawn publications.IEC Just Published-webstore.iec.ch/justpublished Stay up to date on all new IEC publications.Just Published details all new publications released.Available online and once a month by email.IEC Customer Service Centre-webstore.iec.ch/csc If you wish to give us your feedback on this publication or need further assistance,please contact the Customer Service Centre:salesiec.ch.Electropedia-www.electropedia.org The worlds leading online dictionary on electrotechnology,containing more than 22 000 terminological entries in English and French,with equivalent terms in 16 additional languages.Also known as the International Electrotechnical Vocabulary(IEV)online.IEC Glossary-std.iec.ch/glossary 67 000 electrotechnical terminology entries in English and French extracted from the Terms and Definitions clause of IEC publications issued since 2002.Some entries have been collected from earlier publications of IEC TC 37,77,86 and CISPR.IEC TR 61547-1 Edition 3.0 2020-07 TECHNICAL REPORT Equipment for general lighting purposes EMC immunity requirements Part 1:Objective light flickermeter and voltage fluctuation immunity test method INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 29.140.20 ISBN 978-2-8322-8532-9 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.colourinside 2 IEC TR 61547-1:2020 IEC 2020 CONTENTS FOREWORD.5 INTRODUCTION.7 1 Scope.8 2 Normative references.8 3 Terms,definitions,abbreviated terms and symbols.9 3.1 Terms and definitions.9 3.2 Abbreviated terms.10 3.3 Symbols.11 4 General.11 5 Light flickermeter.13 6 Voltage fluctuation disturbance signal.13 6.1 General.13 6.2 Mains signal parameters.14 6.3 Disturbance signal parameters and test levels.15 7 Test setup and equipment.16 7.1 General.16 7.2 Test voltage.17 7.3 Optical test environment.17 7.4 Light sensor and amplifier.18 7.5 Signals to be measured.18 7.6 Signal processing.18 7.6.1 Anti-aliasing filter.18 7.6.2 Sampling frequency.19 7.6.3 Signal resolution.19 8 Verification procedure.21 8.1 General.21 8.2 Light flickermeter.21 8.3 Mains voltage parameters without modulation.22 8.3.1 Nominal voltage level.22 8.3.2 Mains frequency.22 8.4 Voltage fluctuation level.22 8.4.1 General.22 8.4.2 Option 1:measure the actual modulation frequencies and voltage levels.22 8.4.3 Option 2:measure VstP values using a flickermeter.22 8.5 Light sensor and amplifier.23 8.6 Test environment.23 8.7 Light flicker noise.23 9 Test procedure.24 9.1 General.24 9.2 Measuring the intrinsic flicker performance.25 9.3 Testing the flicker immunity against voltage fluctuations.26 9.4 Dimmer compatibility testing.26 9.5 Controlgear testing.27 10 Conditions during testing.27 11 Evaluation of the test result.28 IEC TR 61547-1:2020 IEC 2020 3 12 Test report.28 Annex A(informative)Specification of the light flickermeter.29 A.1 Voltage flickermeter modifications.29 A.2 Specification of the light flickermeter.30 A.2.1 General.30 A.2.2 Block a:illuminance adapter.30 A.2.3 Block b:weighting filters.30 A.2.4 Block c:squaring multiplier,sliding mean filter and scaling.31 A.2.5 Block d:statistical analysis.31 A.3 Verification of the light flickermeter.32 A.4 Example of LMstP implementation in MATLAB.33 Annex B(informative)Uncertainty considerations.34 B.1 General.34 B.2 General symbols.34 B.3 Measurand.34 B.4