EN 62852-2015 en Connectors for DC-application in photovoltaic systems - Safety requirements and tests.pdf

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1、BSI Standards PublicationConnectors for DC-application in photovoltaic systems Safety requirements and testsBS IEC 62852:2014BS EN 62852:2015BS EN 62852:2015 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 62852:2015. It is identical to IEC 62852:2014. It supers

2、edes BS IEC 62852:2014, which is withdrawn.The UK participation in its preparation was entrusted to Technical Committee GEL/82, Photovoltaic Energy Systems.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include a

3、ll 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 90255 0ICS 27.160Compliance with a British Standard cannot confer immunity from legal obligations.This British S

4、tandard was published under the authority of the Standards Policy and Strategy Committee on 31 January 2015.Amendments/corrigenda issued since publicationDate Text affected31 May 2015 This corrigendum renumbers BS IEC 62852:2014 as BS EN 62852:2015EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN

5、 62852 March 2015 ICS 27.160 English Version Connectors for DC-application in photovoltaic systems - Safety requirements and tests (IEC 62852:2014) Connecteurs pour applications en courant continu pour systmes photovoltaques - Exigences de scurit et essais (IEC 62852:2014) Steckverbinder fr Gleichsp

6、annungsanwendungen in Photovoltaik-Systemen - Sicherheitsanforderungen und Prfungen (IEC 62852:2014) This European Standard was approved by CENELEC on 2014-12-11. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Sta

7、ndard 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 (E

8、nglish, 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

9、 of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Sloven

10、ia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2015 CENELEC All ri

11、ghts of exploitation in any form and by any means reserved worldwide for CENELEC Members. Ref. No. EN 62852:2015 E 2 BS EN 62852:2015EN 62852:2015 - 2 - Foreword The text of document 82/878/FDIS, future edition 1 of IEC 62852, prepared by IEC/TC 82 “Solar photovoltaic energy systems“ was submitted t

12、o the IEC-CENELEC parallel vote and approved by CENELEC as EN 62852:2015. The following dates are fixed: x latest date by which the document has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2015-09-13 x latest date by which the national

13、 standards conflicting with the document have to be withdrawn (dow) 2017-12-11 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. Endorse

14、ment notice The text of the International Standard IEC 62852:2014 was approved by CENELEC as a European Standard without any modification. In the official version, for Bibliography, the following notes have to be added for the standards indicated: IEC 60068-2-70:1995 NOTE Harmonized as EN 60068-2-70

15、:1996 (not modified). IEC 60112:2003 NOTE Harmonized as EN 60112:2003 (not modified). IEC 60364-4-41:2005 NOTE Harmonized as HD 60364-4-41:2007 (modified). IEC 60364-5-51:2005 NOTE Harmonized as HD 60364-5-51:2009 (modified). IEC 60364-5-54:2011 NOTE Harmonized as HD 60364-5-54:2011 (not modified).

16、IEC 61730-1:2004 NOTE Harmonized as EN 61730-1:2007 (modified). IEC 61730-2 NOTE Harmonized as EN 61730-2. 2 IEC 62852:2014 IEC 2014 CONTENTS FOREWORD . 4 1 Scope 6 2 Normative references 6 3 Terms and definitions 8 4 Classification . 12 4.1 General . 12 4.2 Type of connector . 12 4.3 Additional cha

17、racteristics 12 5 Constructional requirements and performance . 13 5.1 General . 13 5.2 Marking and identification . 13 Identification 13 5.2.1Marking . 13 5.2.2Technical documentation . 13 5.2.35.3 Provision against incorrect mating (non-intermateable) . 14 5.4 Protection against electric shock . 1

18、4 5.5 Terminations and connection methods 14 5.6 Resistance to deterioration . 15 5.7 General design . 15 5.8 Design of a free connector 15 5.9 Degree of protection (IP Code) . 16 5.10 Dielectric strength . 16 5.11 Mechanical and electrical durability . 16 5.12 Range of ambient temperature 16 5.13 T

19、emperature rise 16 5.14 Cable anchorage . 16 5.15 Mechanical strength 17 5.16 Connector without locking device 17 5.17 Connector with locking device . 17 5.18 Clearances and creepage distances 17 General . 17 5.18.1Clearances 18 5.18.2Creepage distances . 18 5.18.35.19 Insulation parts . 20 General

20、. 20 5.19.1Outer accessible parts . 20 5.19.2Inner parts . 20 5.19.35.20 Current carrying parts and resistance against corrosion 20 6 Tests . 20 6.1 General . 20 6.2 Preparation of specimens . 21 6.3 Performance of tests . 22 General . 22 6.3.1Durability of marking 23 6.3.2Protection against electri

21、c shock . 23 6.3.3Temperature rise . 23 6.3.4BS IEC 62852:2014 2 IEC 62852:2014 IEC 2014 CONTENTS FOREWORD . 4 1 Scope 6 2 Nor ative references 6 3 Terms and definitions 8 4 Classification . 12 1 General . 2 Type of connector . 4.3 Add tional characteristics 125 Constructional requirements and perfo

22、rmance . 13 1 General .5.2 Marking and identification .Ident fication 1Marking .2Technical documenta ion .135.2.33 ovision against incorrect mating (non-intermateable) .4 Protection ag inst electric shock .5 Terminations and connection methods 146 Resistance to deterioration .7 General design .8 esi

23、gn of a free c nnector 159 egree of protection (IP Code) . 0 Dielectr strength . 1 Mechanical and electrical d ability .2 Range of ambient temperature 3 Temperature rise 4 Cable anchorage .165 Mechanical s rength 6 out locking device 7 onnector with locking device .5.18 Clearances and creepage dista

24、nces General .171learances 2Creepage distances .185.18.35.19 Insulation parts .General .1Outer accessible parts .2Inner parts .5.19.35.20 Current carrying parts and resistance against corrosion 6 Tests . 20 1 General .202 reparation of specimens .216.3 Performance of tests .General .221Durabil ty of

25、 marking 2Protection against electric shock .3Temperature rise . 23 6.3.4BS IEC 62852:2014BS EN 62852:2015IEC 62852:2014 IEC 2014 3 EN 62852:2015 - 2 - Foreword The text of document 82/878/FDIS, future edition 1 of IEC 62852, prepared by IEC/TC 82 “Solar photovoltaic energy systems“ was submitted to

26、 the IEC-CENELEC parallel vote and approved by CENELEC as EN 62852:2015. The following dates are fixed: x latest date by which the document has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2015-09-13 x latest date by which the national

27、standards conflicting with the document have to be withdrawn (dow) 2017-12-11 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. Endorsem

28、ent notice The text of the International Standard IEC 62852:2014 was approved by CENELEC as a European Standard without any modification. In the official version, for Bibliography, the following notes have to be added for the standards indicated: IEC 60068-2-70:1995 NOTE Harmonized as EN 60068-2-70:

29、1996 (not modified). IEC 60112:2003 NOTE Harmonized as EN 60112:2003 (not modified). IEC 60364-4-41:2005 NOTE Harmonized as HD 60364-4-41:2007 (modified). IEC 60364-5-51:2005 NOTE Harmonized as HD 60364-5-51:2009 (modified). IEC 60364-5-54:2011 NOTE Harmonized as HD 60364-5-54:2011 (not modified). I

30、EC 61730-1:2004 NOTE Harmonized as EN 61730-1:2007 (modified). IEC 61730-2 NOTE Harmonized as EN 61730-2. 557111111111212121212131314141515151515161616161719191919191919212222IEC 62852:2014 IEC 2014 3 Mechanical operation . 23 6.3.5Bending (flexing) test (see IEC 60309-1:1999, 24.4) 24 6.3.6Measurem

31、ent of clearances and creepage distances . 25 6.3.7Dielectric strength 25 6.3.8Corrosion test 26 6.3.9Mechanical strength at lower temperatures 26 6.3.10Change of temperature (IEC 60068-2-14 test Na) 26 6.3.11Damp heat test 26 6.3.12Insertion and withdrawal force . 27 6.3.13Effectiveness of connecto

32、r coupling device 27 6.3.14Terminations and connecting methods . 27 6.3.156.4 Test schedule (routine test) for non-rewirable free connectors 28 6.5 Test schedule . 28 Annex A (informative) Warning symbols used on connectors . 35 Annex B (normative) Measurement of clearances and creepage distances .

33、36 Bibliography 40 Figure 1 Device for the bending test. 25 Figure A.1 Symbol “DO NOT DISCONNECT UNDER LOAD“ 35 Figure A.2 Symbol “DO NOT DISCONNECT UNDER LOAD” (IEC 60417-6070) . 35 Figure B.1 Examples of methods of measuring clearances and creepage distances 39 Table 1 Values for cable anchorage t

34、esting 17 Table 2 Rated impulse voltages and minimum clearances 18 Table 3 Creepage distances for basic insulation. . 19 Table 4 Plan of specimens required for tests 21 Table 5 Values of torque for screw-type clamping units 22 Table 6 Mechanical test group A (test group A are separate tests) . 28 Ta

35、ble 7 Service life test group B 29 Table 8 Service life test group C 30 Table 9 Thermal test group D (mated test specimen) . 31 Table 10 Climatic test group E (mated test specimen) 32 Table 11 Degree of protection, test group F . 33 Table 12 Insulation material, test group G 34 Table B.1 Dimensions

36、of X . 36 BS IEC 62852:2014BS EN 62852:2015IEC 62852:2014 IEC 2014 4 222324242525252526262627273435392434343816171820212728293031323335IEC 62852:2014 IEC 2014 3 Mechanical operation . 23 6.3.5Bending (flexing) test (see IEC 60309-1:1999, 24.4) 24 6.3.6Measurement of clearances and creepage distances

37、 . 25 6.3.7Dielectric strength 25 6.3.8Corrosion test 26 6.3.9Mechanical strength at lower temperatures 26 6.3.10Change of temperature (IEC 60068-2-14 test Na) 26 6.3.11Damp heat test 26 6.3.12Insertion and withdrawal force . 27 6.3.13Effectiveness of connector coupling device 27 6.3.14Terminations

38、and connecting methods . 27 6.3.156.4 Test schedule (routine test) for non-rewirable free connectors 28 6.5 Test schedule . 28 Annex A (informative) Warning symbols used on connectors . 35 Annex B (normative) Measurement of clearances and creepage distances . 36 Bibliography 40 Figure 1 Device for t

39、he bending test. 25 Figure A.1 Symbol “DO NOT DISCONNECT UNDER LOAD“ 35 Figure A.2 Symbol “DO NOT DISCONNECT UNDER LOAD” (IEC 60417-6070) . 35 Figure B.1 Examples of methods of measuring clearances and creepage distances 39 Table 1 Values for cable anchorage testing 17 Table 2 Rated impulse voltages

40、 and minimum clearances 18 Table 3 Creepage distances for basic insulation. . 19 Table 4 Plan of specimens required for tests 21 Table 5 Values of torque for screw-type clamping units 22 Table 6 Mechanical test group A (test group A are separate tests) . 28 Table 7 Service life test group B 29 Table

41、 8 Service life test group C 30 Table 9 Thermal test group D (mated test specimen) . 31 Table 10 Climatic test group E (mated test specimen) 32 Table 11 Degree of protection, test group F . 33 Table 12 Insulation material, test group G 34 Table B.1 Dimensions of X . 36 BS IEC 62852:2014 6 IEC 62852:

42、2014 IEC 2014 CONNECTORS FOR DC-APPLICATION IN PHOTOVOLTAIC SYSTEMS SAFETY REQUIREMENTS AND TESTS 1 Scope This International Standard applies to connectors for use in the d.c. circuits of photovoltaic systems according to class II of IEC 61140:2001 with rated voltages up to 1 500 V d.c. and rated cu

43、rrents up to 125 A per contact. This standard applies to connectors without breaking capacity but which might be engaged and disengaged under voltage. This standard also applies to connectors which are intended to be built-in or integrated in enclosures of devices for photovoltaic systems. This stan

44、dard may be used as a guide for connectors in photovoltaic systems of classes 0 and III according to IEC 61140:2001 as well as for protection for Class II equipment intended for use at less than 50 V d.c. 2 Normative references The following documents, in whole or in part, are normatively referenced

45、 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. IEC 60050 (all parts): International Electrotechnical Vocabulary (available at

46、http:/www.electropedia.org) IEC 60060-1:2010, High-voltage test techniques Part 1: General definitions and test requirements IEC 60068-1:2013, Environmental testing Part 1: General and guidance IEC 60068-2-14:2009, Environmental testing Part 2-14: Tests Test N: Change of temperature IEC 60068-2-75:1

47、997, Environmental testing Part 2-75: Tests Test Eh: Hammer tests IEC 60068-2-78:2012, Environmental testing Part 2-78: Tests Test Cab: Damp heat, steady state IEC 60228:2004, Conductors of insulated cables IEC 60309-1:1999, Plugs, socket-outlets and couplers for industrial purposes Part 1: General

48、requirements IEC 60352-2:2006, Solderless connections Part 2: Solderless crimped connections General requirements, test methods and practical guidance IEC 60352-3:1993, Solderless connections Part 3: Solderless accessible insulation displacement connections General requirements, test methods and pra

49、ctical guidance BS IEC 62852:2014BS EN 62852:2015IEC 62852:2014 IEC 2014 5 IEC 62852:2014 IEC 2014 7 IEC 60352-4:1994, Solderless connections Part 4: Solderless non-accessible insulation displacement connections General requirements, test methods and practical guidance IEC 60352-5:2012, Solderless connections Part 5: Press-in connections General requirements, test methods and practical guidance IEC 60352-6:1997, Solde