BSENIEC 63093-7:2018 Incorporating corrigendum May 2019 Bsi Standards Publication Ferrite cores - Guidelines on dimensions and the limits of surface irregularities Part 7: EER-cores bsi. BS EN IEC 63093-7:2018 BRITISH STANDARD National foreword This British Standard is the UK implementation of EN IEC 63093-7:2018. It is identical to IEC 63093-7:2018. It supersedes BS EN 62317-7:2005, which is withdrawn. Together with BS EN IEC 63093-6:2018, BS EN IEC 63083-8:2018 and BS EN IEC 63093-11:2018, it als0 supersedes BS EN 60424-3:2016, which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee EPL/51, Transformers, inductors, magnetic components and ferrite materials. A list of organizations represented on this committee can be 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 2019 Published by BSI Standards Limited 2019 ISBN 978 0 539 05064 6 ICS 29.100.10 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 May 2018. Amendments/corrigenda issued since publication Date Text affected 31 May 2019 Correction to supersession details in National Foreword BS EN IEC 63093-7:2018 EN IEC 63093-7 EUROPEANSTANDARD NORMEEUROPEENNE EUROPAISCHE NORM May 2018 ICS 29.100.10 English Version Ferrite cores - Guidelines on dimensions and the limits of surface irregularities - Part 7: EER-cores (IEC 63093-7:2018) Ferritkerne - Richtlinien zu MaBen und Grenzen von Noyaux de ferrite - Lignes directrices concernant les dimensions et les limites des irregularités de surface - Oberflachenbeschadigungen - Teil 7: EER-Kerne Partie 7 : Noyaux EER (IEC 63093-7:2018) (IEC 63093-7:2018) This European Standard was approved by CENELEC on 2018-04-26. CENELEC members are bound 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 CEN-CENELEC Management Centre or to 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 the official versions. Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Switzerland, Turkey and the United Kingdom. CENELEC European Committee for Electrotechnical Standardization Comite Européen de Normalisation Electrotechnique Europaisches Komitee fuir Elektrotechnische Normung CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels @ 2018 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members. Ref. No. EN IEC 63093-7:2018 E