EN 50539-11-2013 en Low-voltage surge protective devices - Surge protective devices for specific application including d c - Part 11 Requirements and tests for SPDs in photovoltaic.pdf
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1、BS EN 50539-11:2013Low-voltage surge protective devices Surge protective devices for specific application including d.c. Part 11: Requirements and tests for SPDs in photovoltaic applications+A1:2014BS EN 50539-11:2013+A1:2014ForewordThis British Standard is the UK implementation of EN 50539-11:2013+
2、A1:2014. It supersedes BS EN 50539-11:2013, which is withdrawn.The UK participation in its preparation was entrusted by Technical Committee PEL/37, Surge Arresters - High Voltage, to Subcommittee PEL/37/1, Surge Arresters - Low Voltage.A list of organizations represented on this subcommittee can be
3、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 2014. Published by BSI Standards Limited 2014ISBN 978 0 580 85963 2ICS 29.120.50Complianc
4、e with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 May 2013.Amendments/corrigenda issued since publicationDate Text affected30 November 2014 Implementation of CENELEC amen
5、dment A1:2014: EN foreword amendedBRITISH STANDARDEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Management Centre: Avenue Marnix 17, B
6、- 1000 Brussels 2013 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 50539-11:2013 E ICS 29.120.50 English version Low-voltage surge protective devices - Surge protective devices for specific application including d.c. - Part 11:
7、Requirements and tests for SPDs in photovoltaic applications Parafoudres basse tension - Parafoudres pour applications spcifiques incluant le courant continu - Partie 11: Exigences et essais pour parafoudres connects aux installations photovoltaque berspannungsschutzgerte fr Niederspannung - berspan
8、nungsschutzgerte fr besondere Anwendungen einschlielich Gleichspannung - Teil 11: Anforderungen und Prfungen fr berspannungsschutzgerte fr den Einsatz in Photovoltaik-Installationen This European Standard was approved by CENELEC on 2012-10-15. CENELEC members are bound to comply with the CEN/CENELEC
9、 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 concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or t
10、o 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 member into its own language and notified to the CEN-CENELEC Management Centre has the same status as th
11、e official versions. CENELEC members are the national electrotechnical committees 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, Luxemb
12、ourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. EN 50539-11:2013+A1October 2014. - 2 - Contents Page Foreword . 5 1 Scope 6 2 Normative references . 6 3 Terms, definitions and abbreviations 7 3.1 Terms an
13、d definitions . 7 3.2 Abbreviations . 12 4 Service conditions 13 4.1 Voltage . 13 4.2 Air pressure and altitude 13 4.3 Temperatures . 13 4.4 Humidity . 13 5 Classification 13 6 Requirements . 17 6.1 General requirements 17 6.2 Electrical requirements 18 6.3 Mechanical requirements . 20 6.4 Environme
14、ntal and material requirements . 21 6.5 Additional requirements for specific SPD designs . 22 6.6 Additional parameter if declared by the manufacturer . 22 7 Type tests . 22 7.1 General 22 7.2 General testing procedures 23 7.3 Indelibility of markings 30 7.4 Electrical tests 31 7.5 Mechanical tests
15、41 7.6 Environmental and material tests . 44 7.7 Additional tests for specific SPD designs 45 7.8 Additional tests for specific performance . 45 8 Routine and acceptance tests 46 8.1 Routine tests 46 8.2 Acceptance tests 46 BS EN 50539-11:2013+A1:2014EN 50539-11:2013+A1:2014 (E)- 3 - Annex A (normat
16、ive) Tests to determine the presence of a switching component and the magnitude of the follow current 47 A.1 General 47 A.2 Test to determine the presence of a switching (crowbar) component . 47 A.3 Test to determine the magnitude of the follow current . 47 Annex B (informative) Environmental tests
17、for outdoor SPDs. 48 B.1 Accelerated aging test with UV radiation . 48 B.2 Water immersion test . 48 B.3 Dielectric test 48 B.4 Temperature cycle test 49 B.5 Verification of resistance to corrosion 49 Annex C (normative) Temperature rise limits 50 Annex D (informative) Transient behaviour of the PV
18、Test source in 7.2.5.1 a) . 51 D.1 Transient behaviour of the PV test source acc. to class 7.2.5.1 51 D.2 Test setup using a semiconductor switch to determine the transient behaviour of a PV test source 51 D.3 Alternative test setup using a fuse . 52 Bibliography 54 Figure 1 Current branches vs. mod
19、es of protection of an SPD . 8 Figure 2 I configuration 15 Figure 3 U configuration . 15 Figure 4 L configuration . 15 Figure 5 configuration . 16 Figure 6 Y configuration . 16 Figure 7 Single mode SPDs to be connected in Y configuration . 16 Figure 8 I/V characteristics 29 Figure 9 Flow chart of te
20、sting to check the voltage protection level Up32 Figure 10 Flow chart of the operating duty test . 34 Figure 11 Test set-up for operating duty test . 35 Figure 12 Operating duty test timing diagram for test classes I and II 35 Figure 13 Additional duty test timing diagram for test class I 36 Figure
21、14 Sample preparation for SPD overload behaviour test (Y and U configuration) . 37 Figure 15 Sample preparation for SPD overload behaviour test (, L and I configuration) . 38 Figure D.1 Test setup using an adjustable semiconductor switch to determine the transient behaviour of a PV test source 51 Fi
22、gure D.2 Time behavior of voltage and current during switch-off operation of a semiconductor switch at a PV source ISC= 4 A, UOC= 640 V 51 Figure D.3 Semiconductor switch switch-off behaviour (normalised) with intersection point i(t) / u(t) 52 BS EN 50539-11:2013+A1:2014EN 50539-11:2013+A1:2014 (E)-
23、 4 - Figure D.4 i/u-characteristic of the PV test source calculated from the normalised current and voltage records in Figure D.3 52 Figure D.5 Test setup using a fuse to determine the transient behaviour of a PV test source . 52 Figure D.6 Normalised switch-off behaviour during operation of a fuse
24、rated 0,1 x ISCPVat a PV test source with intersection point i(t) / u(t) . 53 Figure D.7 i/u-characteristic of the PV test source calculated from the normalised current and voltage records in Figure D.6 53 Table 1 List of Abbreviations 12 Table 2 Tests of types 1 and 2 SPDs 13 Table 3 Compliant term
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