1、BSI Standards PublicationLow-voltage switchgear and controlgear assembliesPart 3: Distribution boards intended to be operated by ordinary persons (DBO)BS EN 61439-3:2012BS EN 61439-3:2012Incorporating corrigendum September 2013Incorporating corrigenda September 2013 and December 2015BS EN 61439-3:20
2、12 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 61439-3:2012. It is identical to IEC 61439-3:2012, incorporating corrigendum September 2013. It supersedes BS EN 60439-3:1991+A2:2001, which is withdrawn.Attention is drawn to the UK Deviation listed in Annex ZB
3、. CENELEC have acknowledged that Table ZB.3 contains errors but have not issued a corrigendum. A corrected version of Table ZB.3 is reproduced below:Table ZB.3 Cross sections of copper conductors on load side of protective device under testDevice Rating AConductor mm2 6 10 20 32 6 10 20 32 401,01,52
4、,56,010,0The UK participation in its preparation was entrusted by Technical Committee PEL/121, Switchgear and Controlgear and their assemblies for low voltage, to Subcommittee PEL/121/1, Low voltage switchgear and controlgear.A list of organizations represented on this subcommittee can be obtained o
5、n 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 2015. Published by BSI Standards Limited 2015ISBN 978 0 580 90625 1ICS 29.130.20Compliance with a B
6、ritish Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 May 2012.Amendments/corrigenda issued since publicationDate Text affected30 September 2013 Implementation of IEC corrigendum Sept
7、ember 2013: Clause 11 modified31 December 2015 Correction to Table ZB.3EUROPEAN STANDARD EN 61439-3 NORME EUROPENNE EUROPISCHE NORM April 2012 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Norm
8、ung Management Centre: Avenue Marnix 17, B - 1000 Brussels 2012 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61439-3:2012 E ICS 29.130.20 Supersedes EN 60439-3:1991 + A1:1994 + A2:2001English version Low-voltage switchgear and
9、controlgear assemblies - Part 3: Distribution boards intended to be operated by ordinary persons (DBO) (IEC 61439-3:2012) Ensembles dappareillage basse tension -Partie 3: Tableaux de rpartition destins tre utiliss par des personnes ordinaires (DBO) (CEI 61439-3:2012) Niederspannungs-Schaltgertekombi
10、nationen - Teil 3: Installationsverteiler fr die Bedienung durch Laien (IVL) (IEC 61439-3:2012) This European Standard was approved by CENELEC on 2012-03-22. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard
11、 the status of a national standard without any alteration. Up-to-date lists and bibliographical 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 (Englis
12、h, French, German). A version in any other language made by translation under the 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 A
13、ustria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and t
14、he United Kingdom. BS EN 61439-3:2012Incorporating corrigendum September 2013EN 61439-3:2012 - 2 - Foreword The text of document 17D/448/FDIS, future edition 1 of IEC 61439-3, prepared by SC 17D, “Low-voltage switchgear and controlgear assemblies“, of IEC/TC 17, “Switchgear and controlgear“ was subm
15、itted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 61439-3:2012. The following dates are fixed: latest date by which the document has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2012-12-22 latest date by which the nat
16、ional standards conflicting with the document have to be withdrawn (dow) 2015-03-22 This document supersedes EN 60439-3:1991 + A1:1994 + A2:2001 + corrigendum November 2009. EN 61439-3:2012 includes the following significant technical changes with respect to EN 60439-3:1991: alignment with EN 61439-
17、1:2011. This standard is to be read in conjunction with EN 61439-1. The provisions of the general rules dealt with in EN 61439-1 (hereinafter referred to as Part 1) are applicable to this standard where they are specifically cited. When this standard states “addition” “modification” or “replacement”
18、, the relevant text in Part 1 is to be adapted accordingly. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CENELEC and/or CEN shall not be held responsible for identifying any or all such patent rights. This standard covers the P
19、rinciple Elements of the Safety Objectives for Electrical Equipment Designed for Use within Certain Voltage Limits (LVD - 2006/95/EC) This document has been prepared under a mandate given to CENELEC by the European Commission and the European Free Trade Association, and supports essential requiremen
20、ts of EU Directive(s). 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 61439-3:2012 was approved by CENELEC as a European Standard without any modification. In the official v
21、ersion, for Bibliography, the following note has to be added for the standard indicated: IEC 60947-2 NOTE Harmonized as EN 60947-2. BS EN 61439-3:2012BS EN 61439-3:2012EN 61439-3:2012 ii EN 61439-3:2012 - 2 - Foreword The text of document 17D/448/FDIS, future edition 1 of IEC 61439-3, prepared by SC
22、 17D, “Low-voltage switchgear and controlgear assemblies“, of IEC/TC 17, “Switchgear and controlgear“ was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 61439-3:2012. The following dates are fixed: latest date by which the document has to be implemented at national level by
23、 publication of an identical national standard or by endorsement (dop) 2012-12-22 latest date by which the national standards conflicting with the document have to be withdrawn (dow) 2015-03-22 This document supersedes EN 60439-3:1991 + A1:1994 + A2:2001 + corrigendum November 2009. EN 61439-3:2012
24、includes the following significant technical changes with respect to EN 60439-3:1991: alignment with EN 61439-1:2011. This standard is to be read in conjunction with EN 61439-1. The provisions of the general rules dealt with in EN 61439-1 (hereinafter referred to as Part 1) are applicable to this st
25、andard where they are specifically cited. When this standard states “addition” “modification” or “replacement”, the relevant text in Part 1 is to be adapted accordingly. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CENELEC and/
26、or CEN shall not be held responsible for identifying any or all such patent rights. This standard covers the Principle Elements of the Safety Objectives for Electrical Equipment Designed for Use within Certain Voltage Limits (LVD - 2006/95/EC) This document has been prepared under a mandate given to
27、 CENELEC by the European Commission and 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 this document. Endorsement notice The text of the International Standa
28、rd IEC 61439-3:2012 was approved by CENELEC as a European Standard without any modification. In the official version, for Bibliography, the following note has to be added for the standard indicated: IEC 60947-2 NOTE Harmonized as EN 60947-2. BS EN 61439-3:2012- 3 - EN 61439-3:2012 Annex ZA (normativ
29、e) Normative references to international publications with 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 edition cited applies. For undated
30、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 Addition to Annex ZA of EN 61439-1:2011: I
31、EC 60068-2-75 - Environmental testing - Part 2-75: Tests - Test Eh: Hammer tests EN 60068-2-75 - IEC 60269-3 - Low-voltage fuses - Part 3: Supplementary requirements for fuses for use by unskilled persons (fuses mainly for household or similar applications) - Examples of standardized systems of fuse
32、s A to F HD 60269-3 - IEC 60898-1 (mod) 2002 Electrical accessories - Circuit breakers for overcurrent protection for household and similar installations - Part 1: Circuit-breakers for a.c. operation EN 60898-1 + corr. February + A11 + A12 2003 2004 2005 2008 IEC 61008 Series Residual current operat
33、ed circuit-breakers without integral overcurrent protection for household and similar uses (RCCBs) EN 61008 Series IEC 61009 Series Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBOs) EN 61009 Series IEC 61439-1 2011 Low-voltage swit
34、chgear and controlgear assemblies - Part 1: General rules EN 61439-1 2011 IEC 62423 (mod) + corr. December 2009 2011 Type F and type B residual current operated circuit-breakers with and without integral overcurrent protection for household and similar uses FprEN 62423 201X1)1)At draft stage. BS EN
35、61439-3:2012BS EN 61439-3:2012EN 61439-3:2012 iii EN 61439-3:2012 - 4 - Annex ZB (informative) A-deviations A-deviation: National deviation due to regulations, the alteration of which is for the time being outside the competence of the CENELEC member. This European Standard falls under Directive 200
36、4/108/EC. NOTE (from CEN/CENELEC IR Part 2:2011 , 2.17) Where standards fall under EC Directives, it is the view of the Commission of the European Communities (OJ No C 59, 1982-03-09) that the effect of the decision of the Court of Justice in case 815/79 Cremonini/Vrankovich (European Court Reports
37、1980, p. 3583) is that compliance with A-deviations is no longer mandatory and that the free movement of products complying with such a standard should not be restricted except under the safeguard procedure provided for in the relevant Directive. A-deviations in an EFTA-country are valid instead of
38、the relevant provisions of the European Standard in that country until they have been removed. Clause Deviation United Kingdom UK Electricity, Safety and Quality Regulations S.I. 2002 No. 2965 require electricity suppliers to state the maximum prospective short circuit current at the supply terminal
39、s. This information is given in Electricity Association publication P25. To meet this condition the following requirements are to be incorporated: 3.1 Additional definition 3.1.104 Customer distribution board CDB An integrated assembly, for the control and distribution of electrical energy, principa
40、lly in a household or similar premise, incorporating manual means of double-pole isolation on the incoming circuit(s), with polarity observed throughout. They are designed for use exclusively with specific protective devices on the outgoing circuits, and type-tested for use when energized through th
41、e specified 100 amp fuse. NOTE Generally known in the UK as a Consumer unit. 10.11.5 Additional test 10.11.5.7 Verification of the capability of the CDB to withstand a 16 kA fault. The following test is applied to CDBs as covered by the definition in 3.1.104. 10.11.5.7.1 Test arrangements The CDB sh
42、all be set up as in normal use. It will be sufficient to test a single functional unit if the remaining functional units are constructed in the same way and cannot affect the test result. 10.11.5.7.2 Short-circuit test procedure The following test procedure is intended to verify the performance of t
43、he BS EN 61439-3:2012BS EN 61439-3:2012EN 61439-3:2012 iv EN 61439-3:2012 - 4 - Annex ZB (informative) A-deviations A-deviation: National deviation due to regulations, the alteration of which is for the time being outside the competence of the CENELEC member. This European Standard falls under Direc
44、tive 2004/108/EC. NOTE (from CEN/CENELEC IR Part 2:2011 , 2.17) Where standards fall under EC Directives, it is the view of the Commission of the European Communities (OJ No C 59, 1982-03-09) that the effect of the decision of the Court of Justice in case 815/79 Cremonini/Vrankovich (European Court
45、Reports 1980, p. 3583) is that compliance with A-deviations is no longer mandatory and that the free movement of products complying with such a standard should not be restricted except under the safeguard procedure provided for in the relevant Directive. A-deviations in an EFTA-country are valid ins
46、tead of the relevant provisions of the European Standard in that country until they have been removed. Clause Deviation United Kingdom UK Electricity, Safety and Quality Regulations S.I. 2002 No. 2965 require electricity suppliers to state the maximum prospective short circuit current at the supply
47、terminals. This information is given in Electricity Association publication P25. To meet this condition the following requirements are to be incorporated: 3.1 Additional definition 3.1.104 Customer distribution board CDB An integrated assembly, for the control and distribution of electrical energy,
48、principally in a household or similar premise, incorporating manual means of double-pole isolation on the incoming circuit(s), with polarity observed throughout. They are designed for use exclusively with specific protective devices on the outgoing circuits, and type-tested for use when energized th
49、rough the specified 100 amp fuse. NOTE Generally known in the UK as a Consumer unit. 10.11.5 Additional test 10.11.5.7 Verification of the capability of the CDB to withstand a 16 kA fault. The following test is applied to CDBs as covered by the definition in 3.1.104. 10.11.5.7.1 Test arrangements The CDB shall be set up as in normal use. It will be sufficient to test a single functional unit if the remaining functional units are constructed in the same way and cannot affect the test result. 10.11.5.7.2 Short-circuit test procedure
