1、FORM CDV(IEC)2009-01-09 Registered trademark of the International Electrotechnical Commission 81/387/CDVCOMMITTEE DRAFT FOR VOTE(CDV)PROJET DE COMIT POUR VOTE(CDV)Project number 62561-3 Ed.1.0 Numro de projet IEC/TC or SC:81 CEI/CE ou SC:Secretariat/Secrtariat Italy Submitted for parallel voting in
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6、TO SUBMIT,WITH THEIR COMMENTS,NOTIFICATION OF ANY RELEVANT PATENT RIGHTS OF WHICH THEY ARE AWARE AND TO PROVIDE SUPPORTING DOCUMENTATION.Titre:Title:Lightning Protection System Components(LPSC)-Part 3:Requirements for isolating spark gaps Note dintroduction Introductory note ATTENTION VOTE PARALLLE
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8、OTING The attention of IEC National Committees,members of CENELEC,is drawn to the fact that this Committee Draft for Vote(CDV)for an International Standard is submitted for parallel voting.The CENELEC members are invited to vote through the CENELEC online voting system.Copyright 2010 International E
9、lectrotechnical Commission,IEC.All rights reserved.It is permitted to download this electronic file,to make a copy and to print out the content for the sole purpose of preparing National Committee positions.You may not copy or mirror the file or printed version of the document,or any part of it,for
10、any other purpose without permission in writing from IEC.62561-3 IEC:2010 2 81/387/CDV IEC 62561:Lightning Protection System Components(LPSC)Part 3:Requirements for isolating spark gaps (The content of this document is taken from the European Standard EN 50164-3)62561-3 IEC:2010 3 81/387/CDV Content
11、s 1 Scope.5 2 Normative references.5 3 Definitions.6 4 Classification.7 5 Requirements.7 5.1 General.7 5.2 Environmental requirements.7 5.3 Installation instructions.7 5.4 Lightning current carrying capability.7 5.5 Rated impulse sparkover voltage.8 5.6 Rated withstand voltage.8 5.6.1 Rated DC withs
12、tand voltage.8 5.6.2 Rated AC withstand voltage.8 5.7 Isolation resistance.8 5.8 Marking.8 5.9 UV resistance.8 6 Tests.8 6.1 General conditions for tests.8 6.2 Electrical Test.9 6.2.1 Isolating resistance.9 6.2.2 Withstand voltage.9 6.2.3 Rated sparkover voltage.10 6.2.4 Lightning current.10 6.2.5 I
13、solating resistance.10 6.2.6 Withstand voltage.11 6.2.7 Rated sparkover voltage.11 6.3 Marking test.11 7 Electromagnetic compatibility(EMC).11 8 Structure and content of the test report.11 Table 1 Lightning impulse current Iimp parameters.10 62561-3 IEC:2010 4 81/387/CDV INTRODUCTION This part of IE
14、C 62561 deals with the requirements and tests for isolating spark gaps(ISG)used for the installation of a lightning protection system(LPS)designed and implemented according to IEC 62305 series of standards.IEC 62561 consists of the following parts,under the general title Lightning protection system
15、components(LPSC):IEC 62561-1:Requirements for connection components IEC 62561-2:Requirements for conductors and earth electrodes IEC 62561-3:Requirements for isolating spark gaps(ISG)IEC 62561-4:Requirements for fasteners IEC 62561-5:Requirements for earth electrode inspection housings and earth ele
16、ctrode seals IEC 62561-6:Requirements for lightning strike counters(LSC)IEC 62561-7:Requirements for earth enhancing compounds 62561-3 IEC:2010 5 81/387/CDV 1 Scope This International Standard specifies the requirements and tests for isolating spark gaps(ISG)for lightning protection systems.ISGs can be used to indirectly bond a lightning protection system to other nearby metalwork where a direct bond is not permissible for functional reasons.Typical applications include the connection to:earth t
