BS EN 61000-3-12-2011 Electromagnetic compatibility (EMC) Limits Limits for harmonic currents produced by equipment connected to public low-voltage systems with input current 16 A .pdf

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1、BSI Standards PublicationElectromagnetic compatibility (EMC)Part 3-12: Limits Limits for harmonic currents produced by equipment connected to public low-voltage systems with input current 16 A and 75 A per phaseBS EN 61000-3-12:2011BS EN 61000-3-12:2011Incorporating corrigendum October 2013Copyright

2、 European Committee for Electrotechnical Standardization Provided by IHS under license with CENELECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 61000-3-12:2011 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 61000-3-12

3、:2011. It is identical to IEC 61000-3-12:2011. It supersedes BS EN 61000-3-12:2005, which will be withdrawn on 16 June 2014.The UK participation in its preparation was entrusted by Technical Committee GEL/210, EMC Policy committee, to Subcommittee GEL/210/12, EMC basic, generic and low frequency phe

4、nomena Standardization.A list of organizations represented on this subcommittee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 20

5、13. Published by BSI Standards Limited 2013ISBN 978 0 580 84608 3ICS 33.100.10Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 29 February 2012.Amendments/corrige

6、nda issued since publicationDate Text affected31 October 2013 CENELEC pages addedCopyright European Committee for Electrotechnical Standardization Provided by IHS under license with CENELECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-EUROPEAN STANDARD EN 61000-3

7、-12 NORME EUROPENNE EUROPISCHE NORM December 2011 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Management Centre: Avenue Marnix 17, B - 1000 Brussels 2011 CENELEC - All rights of explo

8、itation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61000-3-12:2011 E ICS 33.100.10 Supersedes EN 61000-3-12:2005English version Electromagnetic compatibility (EMC) - Part 3-12: Limits - Limits for harmonic currents produced by equipment connected to public low-v

9、oltage systems with input current 16 A and 75 A per phase (IEC 61000-3-12:2011) Compatibilit lectromagntique (CEM) - Partie 3-12: Limites - Limites pour les courants harmoniques produits par les appareils connects aux rseaux publics basse tension ayant un courant appel 16 A et 75 A par phase(CEI 610

10、00-3-12:2011) Elektromagnetische Vertrglichkeit (EMV) - Teil 3-12: Grenzwerte fr Oberschwingungsstrme, verursacht von Gerten und Einrichtungen mit einem Eingangsstrom 16A und 75A je Leiter, die zum Anschluss an ffentliche Niederspannungsnetze vorgesehen sind. (IEC 61000-3-12:2011) This European Stan

11、dard was approved by CENELEC on 2011-06-16. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concern

12、ing such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CENELEC memb

13、er into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece

14、, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Copyright European Committee for Electrotechnical Standardization Provided by IHS under license with CE

15、NELECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-EN 61000-3-12:2011 - 2 - Foreword The text of document 77A/740/FDIS, future edition 2 of IEC 61000-3-12, prepared by SC 77A, “Low frequency phenomena“, of IEC TC 77, “Electromagnetic compatibility“ was submitted

16、to the IEC-CENELEC parallel vote and approved by CENELEC as EN 61000-3-12:2011. The following dates are fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2012-06-16 latest date by which the national sta

17、ndards conflicting with the EN have to be withdrawn (dow) 2014-06-16 This European Standard supersedes EN 61000-3-12:2005. The significant technical changes with respect to EN 61000-3-12:2005 are listed below: the reference fundamental current I1is replaced by the reference current Ireffor the calcu

18、lation of emission limits; a new table of current emission limits (Table 5) is added; a new annex (Annex A) is added to define test conditions for some types of equipment; former Annexes B (Approximate interpolation formulas) and D (Information on the PWHD factor) are deleted. Attention is drawn to

19、the possibility that some of the elements of this document may be the subject of patent rights. CEN and CENELEC shall not be held responsible for identifying any or all such patent rights. This European Standard has been prepared under a mandate given to CENELEC by the European Commission and the Eu

20、ropean Free Trade Association and covers essential requirements of EC Directives EMC (2004/108/EC) and RTTED (1999/5/EC). For the relationship with EU Directive(s) see informative Annex ZZ, which is an integral part of this document. _ Endorsement notice The text of the International Standard IEC 61

21、000-3-12:2011 was approved by CENELEC as a European Standard without any modification. _ 2 BS EN 61000-3-12:2011EN 61000-3-12:2011Copyright European Committee for Electrotechnical Standardization Provided by IHS under license with CENELECNot for ResaleNo reproduction or networking permitted without

22、license from IHS-,-,- 3 - EN 61000-3-12:2011 Annex ZA (normative) Normative references to international publications with their corresponding European publications The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited

23、applies. For undated references, the latest edition of the referenced document (including any amendments) applies. NOTE When an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies. Publication Year Title EN/HD Year IEC 60038 - IEC stand

24、ard voltages EN 60038 - IEC 60050-161 + A1 + A2 1990 1997 1998 International Electrotechnical Vocabulary (IEV) - Chapter 161: Electromagnetic compatibility - - IEC 61000-2-2 - Electromagnetic compatibility (EMC) - Part 2-2: Environment - Compatibility levels for low-frequency conducted disturbances

25、and signalling in public low-voltage power supply systems EN 61000-2-2 - IEC 61000-2-4 - Electromagnetic compatibility (EMC) - Part 2-4: Environment - Compatibility levels in industrial plants for low-frequency conducted disturbances EN 61000-2-4 - IEC 61000-3-2 - Electromagnetic compatibility (EMC)

26、 - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current 16 A per phase) EN 61000-3-2 - IEC 61000-4-7 - Electromagnetic compatibility (EMC) - Part 4-7: Testing and measurement techniques - General guide on harmonics and interharmonics measurements and instrumentation, for

27、 power supply systems and equipment connected thereto EN 61000-4-7 - 3 BS EN 61000-3-12:2011EN 61000-3-12:2011Copyright European Committee for Electrotechnical Standardization Provided by IHS under license with CENELECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,

28、- 2 61000-3-12 IEC:2011 CONTENTS FOREWORD . 3 INTRODUCTION . 5 1 Scope . 6 2 Normative references 7 3 Terms and definitions . 7 4 Measurement conditions . 11 4.1 Determination of the reference current . 11 4.2 Harmonic current measurement . 11 4.2.1 General . 11 4.2.2 Measurement procedure 11 4.2.3

29、Repeatability 11 4.2.4 Starting and stopping . 12 4.2.5 Application of limits 12 4.2.6 Test report . 12 4.2.7 Test observation period 12 4.3 Equipment consisting of several self-contained items . 12 5 Requirements and limits for equipment . 13 5.1 Control methods 13 5.2 Limits for emission . 13 6 Pr

30、oduct documentation . 17 7 Test and simulation conditions 17 7.1 General . 17 7.2 Requirements for direct measurement . 17 7.3 Requirements for simulation 18 7.4 General conditions for test and simulation 19 Annex A (normative) Type test conditions . 21 Annex B (informative) Illustration of limits f

31、or harmonic currents . 23 Annex C (informative) Equipment not complying with the requirements and limits of this standard . 24 Bibliography 25 Figure 1 Definition of the 5thharmonic current phase angle (I5leads Up1, 5 0) 10 Figure 2 Definition of the 5thharmonic current phase angle (I5lags Up1, 5 0)

32、 10 i e 2 Definition of the 5thharmonic current phase angle (I5lags Up1, 5 0) 10 Figure 2 Definition of the 5thharmonic current phase angle (I5lags Up1, 5 0) 10 i e 2 Definition of the 5thharmonic current phase angle (I5lags Up1, 5 16 A and 75 A per phase 1 Scope This part of IEC 61000 deals with th

33、e limitation of harmonic currents injected into the public supply system. The limits given in this International Standard are applicable to electrical and electronic equipment with a rated input current exceeding 16 A and up to and including 75 A per phase, intended to be connected to public low-vol

34、tage a.c. distribution systems of the following types: nominal voltage up to 240 V, single-phase, two or three wires; nominal voltage up to 690 V, three-phase, three or four wires; nominal frequency 50 Hz or 60 Hz. Other distribution systems are excluded. The limits given in this edition apply to eq

35、uipment when connected to 230/400 V, 50 Hz systems. See also Clause 5. NOTE 1 The limits for the other systems will be added in a future edition of this standard. NOTE 2 Equipment with a rated input current exceeding 75 A per phase should be considered in the harmonic current requirements for instal

36、lations. See IEC/TR 61000-3-6 and future IEC/TR 61000-3-14. This standard applies to equipment intended to be connected to low-voltage systems interfacing with the public supply at the low-voltage level. It does not apply to equipment intended to be connected only to private low-voltage systems inte

37、rfacing with the public supply only at the medium- or high-voltage level. NOTE 3 The scope of this standard is limited to equipment connected to public low voltage systems because emissions from equipment installed in private low voltage systems can be controlled in aggregate at the MV point of comm

38、on coupling using procedures defined in IEC/TR 61000-3-6 and/or by means of contractual agreements between the distribution network operator and the customer. It is expected that operators of private systems will manage the EMC environment in a manner that ensures compliance with the provisions give

39、n in IEC/TR 61000-3-6 and/or the contractual agreements. NOTE 4 If the equipment is intended to be connected only to private systems, the manufacturer should make this very clear in the product documentation. NOTE 5 Professional equipment with input current 16 A per phase and that does not comply wi

40、th the requirements and limits of standard IEC 61000-3-2 may be permitted to be connected to certain types of low voltage supplies, in the same way as equipment with input current 16 A per phase and that does not comply with the requirements and limits of the present standard (see Annex C). NOTE 6 T

41、he limits in this standard are not applicable to stand-alone harmonic filters. This standard defines: a) requirements and emission limits for equipment; b) methods for type tests and simulations. Tests according to this International Standard are type tests of complete pieces of equipment. Conformit

42、y with this standard can also be determined by validated simulations. BS EN 61000-3-12:2011BS EN 61000-3-12:2011IEC 61000-3-12:2011 6 Copyright European Committee for Electrotechnical Standardization Provided by IHS under license with CENELECNot for ResaleNo reproduction or networking permitted with

43、out license from IHS-,-,-61000-3-12 IEC:2011 5 INTRODUCTION IEC 61000 is published in separate parts according to the following structure: Part 1: General General considerations (introduction, fundamental principles) Definitions, terminology Part 2: Environment Description of the environment Classif

44、ication of the environment Compatibility levels Part 3: Limits Emission limits Immunity limits (in so far as they do not fall under the responsibility of the product committees) Part 4: Testing and measurement techniques Measurement techniques Testing techniques Part 5: Installation and mitigation g

45、uidelines Installation guidelines Mitigation methods and devices Part 6: Generic standards Part 9: Miscellaneous Each part is further subdivided into several parts, published either as International Standards or as technical specifications or technical reports, some of which have already been publis

46、hed as sections. Others will be published with the part number followed by a dash and a second number identifying the subdivision (example: IEC 61000-6-1). This International Standard is a Product Family Standard. BS EN 61000-3-12:2011 6 61000-3-12 IEC:2011 ELECTROMAGNETIC COMPATIBILITY (EMC) Part 3

47、-12: Limits Limits for harmonic currents produced by equipment connected to public low-voltage systems with input current 16 A and 75 A per phase 1 Scope This part of IEC 61000 deals with the limitation of harmonic currents injected into the public supply system. The limits given in this Internation

48、al Standard are applicable to electrical and electronic equipment with a rated input current exceeding 16 A and up to and including 75 A per phase, intended to be connected to public low-voltage a.c. distribution systems of the following types: nominal voltage up to 240 V, single-phase, two or three

49、 wires; nominal voltage up to 690 V, three-phase, three or four wires; nominal frequency 50 Hz or 60 Hz. Other distribution systems are excluded. The limits given in this edition apply to equipment when connected to 230/400 V, 50 Hz systems. See also Clause 5. NOTE 1 The limits for the other systems