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    CISPR 16-2-3-2016 Specification for radio disturbance and immunity measuring apparatus and methods - Part 2-3 Methods of measurement of disturbances and immunity - Radiated disturb.pdf

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    CISPR 16-2-3-2016 Specification for radio disturbance and immunity measuring apparatus and methods - Part 2-3 Methods of measurement of disturbances and immunity - Radiated disturb.pdf

    1、 Specification for radio disturbance and immunity measuring apparatus and methods Part 2-3: Methods of measurement of disturbances and immunity Radiated disturbance measurements Spcifications des mthodes et des appareils de mesure des perturbations radiolectriques et de limmunit aux perturbations ra

    2、diolectriques Partie 2-3: Mthodes de mesure des perturbations et de limmunit Mesurages des perturbations rayonnes CISPR 16-2-3 Edition 4.0 2016-09 INTERNATIONAL STANDARD NORME INTERNATIONALE CISPR 16-2-3:2016-09(en-fr) INTERNATIONAL SPECIAL COMMITTEE ON RADIO INTERFERENCE COMIT INTERNATIONAL SPCIAL

    3、DES PERTURBATIONS RADIOLECTRIQUES BASIC EMC PUBLICATION PUBLICATION FONDAMENTALE EN CEM colourinsideTHIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2016 IEC, Geneva, Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form o

    4、r 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

    5、publication, please contact the address below or your local IEC member National Committee for further information. Droits de reproduction rservs. Sauf indication contraire, aucune partie de cette publication ne peut tre reproduite ni utilise sous quelque forme que ce soit et par aucun procd, lectron

    6、ique ou mcanique, y compris la photocopie et les microfilms, sans laccord crit de lIEC ou du Comit national de lIEC du pays du demandeur. Si vous avez des questions sur le copyright de lIEC ou si vous dsirez obtenir des droits supplmentaires sur cette publication, utilisez les coordonnes ci-aprs ou

    7、contactez le Comit national de lIEC de votre pays de rsidence. IEC Central Office Tel.: +41 22 919 02 11 3, rue de Varemb Fax: +41 22 919 03 00 CH-1211 Geneva 20 infoiec.ch Switzerland www.iec.ch About the IEC The International Electrotechnical Commission (IEC) is the leading global organization tha

    8、t 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 h

    9、ave been published. IEC Catalogue - webstore.iec.ch/catalogue The stand-alone application for consulting the entire bibliographical information on IEC International Standards, Technical Specifications, Technical Reports and other documents. Available for PC, Mac OS, Android Tablets and iPad. IEC pub

    10、lications search - www.iec.ch/searchpub 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

    11、 to date on all new IEC publications. Just Published details all new publications released. Available online and also once a month by email. Electropedia - www.electropedia.org The worlds leading online dictionary of electronic and electrical terms containing 20 000 terms and definitions in English

    12、and French, with equivalent terms in 15 additional languages. Also known as the International Electrotechnical Vocabulary (IEV) online. IEC Glossary - std.iec.ch/glossary 65 000 electrotechnical terminology entries in English and French extracted from the Terms and Definitions clause of IEC publicat

    13、ions issued since 2002. Some entries have been collected from earlier publications of IEC TC 37, 77, 86 and CISPR. 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: csciec

    14、.ch. A propos de lIEC La Commission Electrotechnique Internationale (IEC) est la premire organisation mondiale qui labore et publie des Normes internationales pour tout ce qui a trait llectricit, llectronique et aux technologies apparentes. A propos des publications IEC Le contenu technique des publ

    15、ications IEC est constamment revu. Veuillez vous assurer que vous possdez ldition la plus rcente, un corrigendum ou amendement peut avoir t publi. Catalogue IEC - webstore.iec.ch/catalogue Application autonome pour consulter tous les renseignements bibliographiques sur les Normes internationales, Sp

    16、cifications techniques, Rapports techniques et autres documents de lIEC. Disponible pour PC, Mac OS, tablettes Android et iPad. Recherche de publications IEC - www.iec.ch/searchpub La recherche avance permet de trouver des publications IEC en utilisant diffrents critres (numro de rfrence, texte, com

    17、it dtudes,). Elle donne aussi des informations sur les projets et les publications remplaces ou retires. IEC Just Published - webstore.iec.ch/justpublished Restez inform sur les nouvelles publications IEC. Just Published dtaille les nouvelles publications parues. Disponible en ligne et aussi une foi

    18、s par mois par email. Electropedia - www.electropedia.org Le premier dictionnaire en ligne de termes lectroniques et lectriques. Il contient 20 000 termes et dfinitions en anglais et en franais, ainsi que les termes quivalents dans 15 langues additionnelles. Egalement appel Vocabulaire Electrotechni

    19、que International (IEV) en ligne. Glossaire IEC - std.iec.ch/glossary 65 000 entres terminologiques lectrotechniques, en anglais et en franais, extraites des articles Termes et Dfinitions des publications IEC parues depuis 2002. Plus certaines entres antrieures extraites des publications des CE 37,

    20、77, 86 et CISPR de lIEC. Service Clients - webstore.iec.ch/csc Si vous dsirez nous donner des commentaires sur cette publication ou si vous avez des questions contactez-nous: csciec.ch. CISPR 16-2-3 Edition 4.0 2016-09 INTERNATIONAL STANDARD NORME INTERNATIONALE INTERNATIONAL ELECTROTECHNICAL COMMIS

    21、SION COMMISSION ELECTROTECHNIQUE INTERNATIONALE ICS 33.100.10; 33.100.20 ISBN 978-2-8322-3590-4 Registered trademark of the International Electrotechnical Commission Marque dpose de la Commission Electrotechnique Internationale Warning! Make sure that you obtained this publication from an authorized

    22、 distributor. Attention! Veuillez vous assurer que vous avez obtenu cette publication via un distributeur agr. Specification for radio disturbance and immunity measuring apparatus and methods Part 2-3: Methods of measurement of disturbances and immunity Radiated disturbance measurements Spcification

    23、s des mthodes et des appareils de mesure des perturbations radiolectriques et de limmunit aux perturbations radiolectriques Partie 2-3: Mthodes de mesure des perturbations et de limmunit Mesurages des perturbations rayonnes INTERNATIONAL SPECIAL COMMITTEE ON RADIO INTERFERENCE COMIT INTERNATIONAL SP

    24、CIAL DES PERTURBATIONS RADIOLECTRIQUES BASIC EMC PUBLICATION PUBLICATION FONDAMENTALE EN CEM colourinside 2 CISPR 16-2-3:2016 IEC 2016 CONTENTS FOREWORD. 7 1 Scope 9 2 Normative references 9 3 Terms, definitions and abbreviations 10 3.1 Terms and definitions 10 3.2 Abbreviated terms . 15 4 Types of

    25、disturbance to be measured . 16 4.1 General . 16 4.2 Types of disturbance . 16 4.3 Detector functions . 16 5 Connection of measuring equipment 16 6 General measurement requirements and conditions 17 6.1 General . 17 6.2 Disturbance not produced by the equipment under test 17 6.2.1 General 17 6.2.2 C

    26、ompliance (conformity assessment) testing . 17 6.3 Measurement of continuous disturbance 17 6.3.1 Narrowband continuous disturbance . 17 6.3.2 Broadband continuous disturbance . 17 6.3.3 Use of spectrum analyzers and scanning receivers . 17 6.4 EUT arrangement and measurement conditions . 18 6.4.1 G

    27、eneral arrangement of the EUT 18 6.4.2 Operation of the EUT . 20 6.4.3 EUT time of operation 20 6.4.4 EUT running-in time . 21 6.4.5 EUT supply 21 6.4.6 EUT mode of operation . 21 6.4.7 Operation of multifunction equipment 21 6.4.8 Determination of arrangement(s) causing maximum emissions 21 6.4.9 R

    28、ecording of measurements . 21 6.5 Interpretation of measuring results 22 6.5.1 Continuous disturbance 22 6.5.2 Discontinuous disturbance 22 6.5.3 Measurement of the duration of disturbance 22 6.6 Measurement times and scan rates for continuous disturbance 22 6.6.1 General 22 6.6.2 Minimum measuremen

    29、t times . 23 6.6.3 Scan rates for scanning receivers and spectrum analyzers 23 6.6.4 Scan times for stepping receivers . 24 6.6.5 Strategies for obtaining a spectrum overview using the peak detector 25 6.6.6 Timing considerations using FFT-based instruments . 29 7 Measurement of radiated disturbance

    30、s . 32 7.1 Introductory remarks . 32 7.2 Loop-antenna system measurements (9 kHz to 30 MHz) 33 7.2.1 General 33 7.2.2 General measurement method 33 CISPR 16-2-3:2016 IEC 2016 3 7.2.3 Test environment . 34 7.2.4 Configuration of the equipment under test . 35 7.2.5 Measurement uncertainty for LAS . 35

    31、 7.3 Open-area test site or semi-anechoic chamber measurements (30 MHz to 1 GHz) 35 7.3.1 Measurand . 35 7.3.2 Test site requirements 38 7.3.3 General measurement method 38 7.3.4 Measurement distance . 39 7.3.5 Antenna height variation . 40 7.3.6 Product specification details . 40 7.3.7 Measurement

    32、instrumentation . 42 7.3.8 Field-strength measurements on other outdoor sites . 42 7.3.9 Measurement uncertainty for OATS and SAC 42 7.4 Fully-anechoic room measurements (30 MHz to 1 GHz) . 42 7.4.1 Test set-up and site geometry 42 7.4.2 EUT position 45 7.4.3 Cable layout and termination 46 7.4.4 Me

    33、asurement uncertainty for FAR . 47 7.5 Radiated emission measurement method (30 MHz to 1 GHz) and radiated immunity test method (80 MHz to 1 GHz) with common test set-up in semi-anechoic chamber . 47 7.5.1 Applicability . 47 7.5.2 EUT perimeter definition and antenna-to-EUT separation distance 47 7.

    34、5.3 Uniform test volume . 48 7.5.4 Specifications for EUT set-up in common emissions/immunity test set-up 49 7.5.5 Measurement uncertainty for common emission/immunity set-up and method 55 7.6 Fully-anechoic room and absorber-lined OATS/SAC measurements (1 GHz to 18 GHz) 55 7.6.1 Quantity to measure

    35、 . 55 7.6.2 Measurement distance . 55 7.6.3 Set-up and operating conditions of the equipment under test (EUT) . 56 7.6.4 Measurement site . 56 7.6.5 Measurement instrumentation . 56 7.6.6 Measurement procedure . 57 7.6.7 Measurement uncertainty for FAR . 63 7.7 In situ measurements (9 kHz to 18 GHz)

    36、 64 7.7.1 Applicability of and preparation for in situ measurements 64 7.7.2 Field-strength measurements in situ in the frequency range 9 kHz to 30 MHz 65 7.7.3 Field-strength measurements in situ in the frequency range above 30 MHz 65 7.7.4 In situ measurement of the disturbance effective radiated

    37、power using the substitution method 66 7.7.5 Documentation of the measurement results . 70 7.7.6 Measurement uncertainty for in situ method 70 7.8 Substitution measurements (30 MHz to 18 GHz) 70 7.8.1 General 70 7.8.2 Test site . 71 4 CISPR 16-2-3:2016 IEC 2016 7.8.3 Test antennas 71 7.8.4 EUT confi

    38、guration 72 7.8.5 Test procedure . 72 7.8.6 Measurement uncertainty for substitution method 72 7.9 Reverberation chamber measurements (80 MHz to 18 GHz) . 72 7.10 TEM waveguide measurements (30 MHz to 18 GHz) 72 8 Automated measurement of emissions . 72 8.1 Introduction Precautions for automated mea

    39、surements . 72 8.2 Generic measurement procedure . 73 8.3 Pre-scan measurements 73 8.3.1 General 73 8.3.2 Determination of the required measurement time 74 8.3.3 Pre-scan requirements for different types of measurements 74 8.4 Data reduction 75 8.5 Emission maximization and final measurement 76 8.6

    40、Post-processing and reporting . 77 8.7 Emission measurement strategies with FFT-based measuring instruments . 77 Annex A (informative) Measurement of disturbances in the presence of ambient emissions . 78 A.1 General . 78 A.2 Terms and definitions 78 A.3 Problem description 78 A.4 Proposed solution

    41、. 78 A.4.1 Overview 78 A.4.2 Pre-testing the EUT in a shielded room . 81 A.4.3 Method of measurement of EUT disturbances in the presence of narrowband ambient emissions . 82 A.4.4 Method of measurement of EUT disturbance in the presence of broadband ambient emissions 85 A.5 Determination of the EUT

    42、disturbance in case of superposition 87 Annex B (informative) Use of spectrum analyzers and scanning receivers . 92 B.1 General . 92 B.2 Overload . 92 B.3 Linearity test . 92 B.4 Selectivity . 92 B.5 Normal response to pulses 92 B.6 Peak detection 92 B.7 Frequency scan rate 93 B.8 Signal interceptio

    43、n 93 B.9 Average detection . 93 B.10 Sensitivity . 93 B.11 Amplitude accuracy . 94 Annex C (informative) Scan rates and measurement times for use with the average detector 95 C.1 Purpose 95 C.2 Suppression of disturbances 95 C.2.1 Suppression of impulsive disturbance . 95 C.2.2 Suppression of impuls

    44、ive disturbance by digital averaging 96 C.2.3 Suppression of amplitude modulation 96 CISPR 16-2-3:2016 IEC 2016 5 C.3 Measurement of slowly intermittent, unsteady or drifting narrowband disturbances . 96 C.4 Recommended procedure for automated or semi-automated measurements . 98 Annex D (informative

    45、) Explanation of the APD measurement method applying to the compliance test 99 Annex E (normative) Determination of suitability of spectrum analyzers for compliance tests . 101 Bibliography . 102 Figure 1 Measurement of a combination of a CW signal (NB) and an impulsive signal (BB) using multiple sw

    46、eeps with maximum hold . 26 Figure 2 Example of a timing analysis 27 Figure 3 A broadband spectrum measured with a stepped receiver . 28 Figure 4 Intermittent narrowband disturbances measured using fast short repetitive sweeps with maximum hold function to obtain an overview of the emission spectrum

    47、 . 29 Figure 5 FFT scan in segments 31 Figure 6 Frequency resolution enhanced by FFT-based measuring instrument 32 Figure 7 Concept of magnetic field induced current measurements made with the loop antenna system . 34 Figure 8 Measurement distance . 36 Figure 9 Separation distance relative to the ph

    48、ase centre of an LPDA antenna 38 Figure 10 Concept of electric field strength measurements made on an open-area test site (OATS) or semi-anechoic chamber (SAC) showing the direct and reflected rays arriving at the receiving antenna 39 Figure 11 Position of CMAD for table-top equipment on OATS or in

    49、SAC 42 Figure 12 Typical FAR site geometry, where a, b, c, e depend upon the room performance . 43 Figure 13 Typical test set-up for table-top equipment within the test volume of a FAR . 44 Figure 14 Typical test set-up for floor-standing equipment within the test volume of a FAR . 45 Figure 15 Positions of reference planes for uniform field calibration (top-view) 48 Figure 16 Test set-up for table-top equipm


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