IEC IEC 60974-4 Edition 3.02016-07 NTERNATIONAL STANDARD NORME INTERNATIONALE Arc welding equipment - Part 4: Periodic inspection and testing Matériel de soudage a I'arc - Partie 4: Inspection et essais periodiques IEC 60974-4:2016-07(en-fr THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright @ 2016 IEC, Geneva, Switzerland orby any means, electronic or mechanical, including photocopying and microfilm, withoutpermission in writing from copyright or have an enquiry about obtaining additional rights to this publication, piease contact the address below or your local IEC member National Committee for further information. Droits de reproduction reservés. Sauf indication contraire, aucune partie de cette publication ne peut etre reproduite ni utilisee sous quelque forme que ce soit et par aucun procede, electronique ou mecanique, y compris la photocopie et les microfilms, sans I'accord écrit de I'lEC ou du Comite national de I'EC du pays du demandeur.Si vous avez des questions sur le copyright de I'iEC ou si vous desirez obtenir des droits supplementaires sur cette publication, utilisez les coordonnees ci-apres ou contactez le Comite national de I'lEC de votre pays de residence. IEC Central Office Tel.: +4122 919 02 11 3, rue de Varembé Fax:+4122 919 0300 CH-1211Geneva20 [email protected] Switzerland www.iec.ch About the IEC International Standards for all electrical,electronic and related technologies. AboutIECpublications The technical content of IEC publications is kept under constant review by the IEC.Please make sure that you have the latestedition,a corrigendaor an amendment mighthave been published. IEcCatalogue-webstore.iec.ch/catalogue Electropedia-www.electropedia.org The stand-alone application for consulting theentire The world's leading online dictionary of electronic and bibliographical information on IEC International Standards, electrical terms containing 20 000 terms and definitions in Technical Specifications, Technical Reports. _and other English and French, with equivalent terms in 15 additional documents. Available for PC, Mac OS, Android Tablets and languages. Also known as the International Electrotechnical iPad. Vocabulary (IEV) online. IEC publications search - www.iec.ch/searchpub IEc Glossary - std.iec.ch/glossary The advanced search enables to find IEC publications by a 65 o00 electrotechnical terminology entries in English and varietyofcriteria(reference number, technical French extracted from the Terms and Definitions clause of text, IEC publications issued since 2002. Some entries have been committee,...). It also gives information on projects, replaced and withdrawn publications. collected from earlier publications of IEC TC 37, 77, 86 and CISPR. IEc Just Published - webstore.iec.ch/justpublished Stay up to date on all new IEC publications. Just Published IEc Customer Service Centre - webstore.iec.ch/csc if you wish to give us your feedback on this publication or details all new publications released. Available online and also once a month by email. need further assistance,please contact the Customer Service Centre: [email protected]. A propos de Il'IEC La Commission Electrotechnique Internationale (lEC) est la premiere organisation mondiale qui élabore et publie des Normes internationales pour tout ce qui a trait a I'electricite, a 'electronique et aux technologies apparentees. A propos des publications IEc Le contenu technique des publications IEC est constamment revu. Veuillez vous assurer que vous possédez I'edition la plus recente, un corrigendum ouamendement peut avoiréte publie. CataloguelEC-webstore.iec.ch/catalogue Electropedia-www.electropedia.org Applicationautonomepourconsultertous les renseignements Le premier dictionnaire en ligne de termes électroniques et bibliographiques sur les Normes internationales, électriques. Il contient 20 o00 termes et definitions en anglais Specifications techniques, Rapports techniques_et autres et en frangais, ainsi que les termes équivalents dans 15 documents de I'lEC.Di