EN 61238-1 EUROPEAN STANDARD NORME EUROPEENNE EUROPAISCHE NORM August 2003 ICS 29.060.20 English version Compression and mechanical connectorsfor power cables for rated voltagesupto 36kV (Um= 42kV) Part 1: Test methods and requirements (IEC 61238-1:2003,modified) Raccords sertis et a serrage mécanique Pressverbinderund Schraubverbinder pour cables d'énergie de tensions fur Starkstromkabel fur Nennspannungen assignées inférieures ou égales bis einschlieBlich36kV (Um=42kV) a36kV (Um=42 kV) Teil 1: Prufverfahren und Anforderungen Partie 1: Methodes et prescriptions (IEC 61238-1:2003, modifiziert) d'essais (CEl61238-1:2003,modifiée) This EuropeanStandardwasapprovedbyCENELECon2003-06-01.CENELEC membersarebound 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 bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any other notified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Czech Republic Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Lithuania, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and United Kingdom. CENELEC EuropeanCommitteeforElectrotechnicalStandardization Comite Europeen de Normalisation Electrotechnique Europaisches Komiteefur Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B-1050 Brussels @ 2003 CENELEC -All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No.EN 61238-1:2003 E Page 2 EN 61238-1:2003 Foreword The text of document 20/599/FDIS, future edition 2 of IEC 61238-1, prepared by IEC TC 20, Electric cables, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 61238-1 on2003-06-01. A draft amendment,prepared by the Technical Committee CENELEC TC20,Electric cables,was submitted to the formal vote and was approved by CENELEC for inclusion into EN61238-1 on 2003-06-01. The following dates were fixed: latestdatebywhichtheENhastobeimplemented at national level by publication of an identical national standard or by endorsement (dop) 2004-03-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2006-06-01 Annexes designated"normative"are part of the body ofthe standard. Annexesdesignated"informative"aregivenforinformationonly. In this standard, annexes A, B, E and ZA are normative and annexes C, D, F, G and H are informative AnnexZAhasbeenaddedbyCENELEC Endorsement notice The text of the International Standard IEC 61238-1:2003 was approved by CENELEC as a European Standard with agreed common modifications. Page 3 EN 61238-1:2003 CONTENTS INTRODUCTION 5 Scope and object 6 2 Normative references Definitions 3 Symbols 5 General .10 5.1 Conductor .10 5.2 Connectors and tooling 5.3 Range of approval .10 6 Electrical tests 6.1 Installation 11 6.2 Measurements. ..12 6.3 Heat cycle test... 6.4 Assessmentofresults. .16 6.5 Requirements .17 Mechanical tests 17 7.1 Method. .17 7.2 Requirements 17 8 Test report. 18 Annex A (normative)Equalizers and their preparation .25 AnnexB(normative)Measurements .27 AnnexC(informative)Recommendationsto improve accuracyof measurement. ....28 Annex D (informative)Determination of the value of the short-circuit-current.. ..29 Annex E (normative)Calculation method. ..30 AnnexF(informative)Explanationof thecalculation method... AnnexG(informative)Explanationof thetemperatureprofile.. .52 AnnexH(informative)Explanation of the statistical method of assessingresults of tests onelectricalconnectors .54 Annex ZA(normative)Normative references to international