1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationElectrical equipment for measurement, control and laboratory use EMC requirementsPart 2-4: Particular requirements Test configurations, operational conditions and performance cri
2、teria for insulation monitoring devices according to IEC 61557-8 and for equipment for insulation fault location according to IEC 61557-9 (IEC 61326-2-4:2012)BS EN 61326-2-4:2013National forewordThis British Standard is the UK implementation of EN 61326-2-4:2013. It is identical to IEC 61326-2-4:201
3、2. It supersedes BS EN 61326-2-4:2006, which will be withdrawn on 14 August 2015.The UK participation in its preparation was entrusted by Technical Committee GEL/65, Measurement and control, to Subcommittee GEL/65/1, System considerations.A list of organizations represented on this committee can be
4、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 2013.Published by BSI Standards Limited 2013. ISBN 978 0 580 70408 6ICS 25.040.40; 33.100
5、.01Compliance 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 28 February 2013.Amendments issued since publicationAmd. No. Date Text affectedBRITISH STANDARDBS EN 61326-2-4
6、:2013EUROPEAN STANDARD EN 61326-2-4 NORME EUROPENNE EUROPISCHE NORM January 2013 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Management Centre: Avenue Marnix 17, B - 1000 Brussels 201
7、3 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61326-2-4:2013 E ICS 17.220; 19.080; 25.040.40; 33.100 Supersedes EN 61326-2-4:2006 English version Electrical equipment for measurement, control and laboratory use - EMC requireme
8、nts - Part 2-4: Particular requirements - Test configurations, operational conditions and performance criteria for insulation monitoring devices according to IEC 61557-8 and for equipment for insulation fault location according to IEC 61557-9 (IEC 61326-2-4:2012) Matriel lectrique de mesure, de comm
9、ande et de laboratoire - Exigences relatives la CEM - Partie 2-4: Exigences particulires - Configurations dessai, conditions de fonctionnement et critres de performance pour les contrleurs disolement conformes la CEI 61557-8 et pour les dispositifs de localisation de dfaut disolement conformes la CE
10、I 61557-9 (CEI 61326-2-4:2012) Elektrische Mess-, Steuer-, Regel- und Laborgerte - EMV-Anforderungen - Teil 2-4: Besondere Anforderungen - Prfanordnung, Betriebsbedingungen und Leistungsmerkmale fr Isolationsberwachungsgerte gem IEC 61557-8 und Gerte zur Isolationsfehlerortung gem IEC 61557-9 (IEC 6
11、1326-2-4:2012) This European Standard was approved by CENELEC on 2012-08-14. 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 b
12、ibliographical references concerning 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
13、 responsibility of a CENELEC member 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,
14、 Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 61326-2-4:2013EN
15、61326-2-4:2013 Foreword The text of document 65A/630/FDIS, future edition 2 of IEC 61326-2-4, prepared by SC 65A, “Systemaspects“, of IEC TC 65, “Industrial-process measurement, control and automation“ was submitted to theIEC-CENELEC parallel vote and approved by CENELEC as EN 61326-2-4:2013. The fo
16、llowing dates are fixed: latest date by which the document has to be implemented at national level bypublication of an identical national standard or by endorsement (dop) 2013-07-10 latest date by which the national standards conflicting with the document have to be withdrawn (dow) 2015-08-14 This d
17、ocument supersedes EN 61326-2-4:2006. EN 61326-2-4:2013 includes the following significant technical changes with respect to EN 61326-2-4:2006: update of the document with respect to EN 61326-1:2013. EN 61326-2-4:2013 is to be used in conjunction with EN 61326-1:2013 and follows the same numberingof
18、 clauses, subclauses, tables and figures. When a particular subclause of EN 61326-1 is not mentioned in this part, that subclause applies as far asis reasonable. When this standard states “addition”, “modification” or “replacement”, the relevant text inEN 61326-1 is to be adapted accordingly. NOTE T
19、he following numbering system is used: subclauses, tables and figures that are numbered starting from 101 are additional to those in EN 61326-1; unless notes are in a new subclause or involve notes in EN 61326-1, they are numbered starting from 101 includingthose in a replaced clause or subclause; a
20、dditional annexes are lettered AA, BB, etc. Attention is drawn to the possibility that some of the elements of this document may be the subject ofpatent rights. CENELEC and/or CEN shall not be held responsible for identifying any or all such patentrights. This document has been prepared under a mand
21、ate given to CENELEC by the European Commissionand the European Free Trade Association, and supports essential requirements of EU Directive(s). For the relationship with EU Directive(s) see informative Annex ZZ, which is an integral part of thisdocument. Endorsement notice The text of the Internatio
22、nal Standard IEC 61326-2-4:2012 was approved by CENELEC as a EuropeanStandard without any modification. In the official version, for Bibliography, the following note has to be added for the standard indicated: IEC 61557-1:2007 NOTE Harmonized as EN 61557-1:2007 (not modified). BS EN 61326-2-4:2013EN
23、 61326-2-4:2013 Annex ZA (normative) Normative references to international publicationswith their corresponding European publications The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the ed
24、ition cited 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/HDapplies. Annex ZA of EN 61326-1:2013 applies, except
25、as follows: Publication Year Title EN/HD Year Addition: IEC 61326-1 2012 Electrical equipment for measurement, control and laboratory use - EMC requirements - Part 1: General requirements EN 61326-1 2013 IEC 61557-8 + corr. May 20072007Electrical safety in low voltage distributionsystems up to 1 000
26、 V a.c. and 1 500 V d.c. - Equipment for testing, measuring ormonitoring of protective measures - Part 8: Insulation monitoring devices for ITsystems EN 61557-8 2007 IEC 61557-9 2009 Electrical safety in low voltage distributionsystems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, mea
27、suring ormonitoring of protective measures - Part 9: Equipment for insulation fault locationin IT systems EN 61557-9 2009 BS EN 61326-2-4:2013EN 61326-2-4:2013 Annex ZZ (informative) Coverage of Essential Requirements of EU Directives This European Standard has been prepared under a mandate given to
28、 CENELEC by the EuropeanCommission and the European Free Trade Association and within its scope the standard coversprotection requirements of Annex I, Article 1 of the EC Directive 2004/108/EC. Compliance with this standard provides one means of conformity with the specified essentialrequirements of
29、 the Directives concerned. NOTE Other requirements and other EU Directives may be applicable to the products falling within the scope ofthis standard. BS EN 61326-2-4:201361326-2-4 IEC:2012 CONTENTS 1 Scope . . 5 2 Normative references . 5 3 Terms and definitions . 5 4 General . 6 5 EMC test plan .
30、6 5.1 General . 6 5.2 Configuration of EUT during testing . 7 5.2.1 General . 7 5.2.2 Composition of EUT . 7 5.2.3 Assembly of EUT . 7 5.2.4 I/O ports . . 7 5.2.5 Auxiliary equipment . 7 5.2.6 Cabling and earthing (grounding) . . 7 5.3 Operation conditions of EUT during testing . 7 5.3.101 Operation
31、al conditions . 7 5.4 Specification of functional performance . 8 5.5 Test description . 8 6 Immunity requirements . 8 6.1 Conditions during the tests . . 8 6.1.101 Electrostatic discharge immunity tests . 8 6.1.102 Electromagnetic field tests 9 6.1.103 Burst tests . 9 6.1.104 Surge immunity tests.
32、. 9 6.1.105 Conducted RF tests . 9 6.1.106 Power frequency magnetic field tests 9 6.2 Immunity test requirements . 9 6.3 Random aspects 10 6.4 Performance criteria . 10 7 Emission requirements . 12 7.1 Conditions during measurements. . 12 7.2 Emission limits . . 12 8 Test results and test report 12
33、9 Instructions for use . 13 Annex A (normative) Immunity test requirements for portable test and measurement equipment powered by battery or from the circuit being measured . . 14 Bibliography . 15 Table 101 Immunity tests . 10 Table 102 Performance criteria definition 11 Table 103 Test conditions f
34、or quiescent and operate modes . 12 BS EN 61326-2-4:201361326-2-4 IEC:2012 5 ELECTRICAL EQUIPMENT FOR MEASUREMENT, CONTROL AND LABORATORY USE EMC REQUIREMENTS Part 2-4: Particular requirements Test configurations, operational conditions and performance criteria for insulation monitoring devices acco
35、rding to IEC 61557-8 and for equipment for insulation fault location according to IEC 61557-9 1 Scope In addition to IEC 61236-1, this part of IEC 61326 specifies more detailed test configurations, operational conditions and performance criteria than IEC 61326-1 for equipment for insulation monitori
36、ng according to IEC 61557-8; insulation fault location according to IEC 61557-9. This applies to insulation monitoring devices and insulation fault location systems permanently or semi-permanently connected to the distribution system. 2 Normative references The following documents, in whole or in pa
37、rt, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. Clause 2 of IEC 61326-1:2012 applies, except as f
38、ollows: Addition: IEC 61326-1:2012, Electrical equipment for measurement, control and laboratory use EMC requirements Part 1: General requirements IEC 61557-8:2007, Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. Equipment for testing, measuring or monitorin
39、g of protective measures Part 8: Insulation monitoring devices for IT systems IEC 61557-9:2009, Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. Equipment for testing, measuring or monitoring of protective measures Part 9: Equipment for insulation fault locat
40、ion in IT systems 3 Terms and definitions For the purposes of this document, the terms and definitions given in IEC 61326-1 apply, except as follows. Addition: BS EN 61326-2-4:2013 6 61326-2-4 IEC:2012 3.101 insulation resistance RFresistance in the system being monitored, including the resistance o
41、f all the connected appliances to earth SOURCE: IEC 61557-8:2007, 3.2 3.102 specified response value Ran value of the insulation resistance, permanently set or adjustable, on the device and monitored if the insulation resistance falls below this limit SOURCE: IEC 61557-8:2007, 3.3 3.103 response sen
42、sitivity value of the evaluating current or insulation resistance at which the evaluator responds under specified conditions SOURCE: IEC 61557-9:2009, 3.4 3.104 nominal voltage of the distribution system Unvoltage by which a distribution system or equipment is designated and to which certain operati
43、ng characteristics are referred SOURCE: IEC 61557-1:2007, 3.1 3.105 supply voltage USvoltage at a point where the measuring equipment does or can accept electric energy as a supply SOURCE: IEC 61557-1:2007, 3.8, modified 3.106 system leakage capacitance Cemaximum permissible value of the total capac
44、itance to earth of the system to be monitored, including any connected appliances, up to which value the insulation monitoring device can work as specified SOURCE: IEC 61557-8:2007, 3.6 4 General Clause 4 of IEC 61326-1:2012 applies. 5 EMC test plan 5.1 General Subclause 5.1 of IEC 61326-1:2012 appl
45、ies. BS EN 61326-2-4:201361326-2-4 IEC:2012 7 5.2 Configuration of EUT during testing 5.2.1 General Subclause 5.2.1 of IEC 61326-1:2012 applies, except as follows. Addition: During the tests, the EUT is supplied as specified by the manufacturer. For EUT having several ratings, the EUT shall be conne
46、cted to the lowest nominal supply voltage US; to the highest nominal voltage of the distribution system Un, but not more than 400 V. If the EUT has only a combined terminal for the supply voltage and the voltage of the distribution system, it shall be connected to the highest nominal voltage, but no
47、t more than 400V. If the EUT has interfaces for remote functions, they shall be connected during the tests as specified by the manufacturer for normal installation. Insulation monitoring devices and equipment for insulation fault location shall be tested separately. 5.2.2 Composition of EUT Subclaus
48、e 5.2.2 of IEC 61326-1:2012 applies. 5.2.3 Assembly of EUT Subclause 5.2.3 of IEC 61326-1:2012 applies. 5.2.4 I/O ports Subclause 5.2.4 of IEC 61326-1:2012 applies. 5.2.5 Auxiliary equipment Subclause 5.2.5 of IEC 61326-1:2012 applies. 5.2.6 Cabling and earthing (grounding) Subclause 5.2.6 of IEC 61
49、326-1:2012 applies. 5.3 Operation conditions of EUT during testing Subclause 5.3 of IEC 61326-1:2012 applies, except as follows. Addition: 5.3.101 Operational conditions The EUT shall be set as specified by the manufacturer for normal operation. If the EUT has adjustable specified response values, tests shall be performed as follows: BS EN 61326-2-4:2013 8 61326-2-4 IEC:2012 for insulation monitoring devices, one value shall be selected by the manufac
