BS EN IEC 63093-5:2018 BSl Standards Publicatior Ferrite cores - Guidelines on dimensions and the limits of surface irregularities Part 5:EP-cores and associated parts for use in inductors and transformers bsi. BSENIEC63093-5:2018 BRITISH STANDARD National foreword ThisBritishStandard istheUK implementationofENIEC63093-5:2018 ItisidenticaltoIEC63093-5:2018.ItsupersedesBSEN62317-5:2015, which is withdrawn.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 ofacontract.Usersareresponsibleforitscorrectapplication. TheBritishStandardsInstitution2020 Published byBSI Standards Limited2020 ISBN9780580984495 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 StandardsPolicyand StrategyCommitteeon30April2020. Amendments/corrigendaissuedsincepublication Date Text affected 5 BSENIEC63093-5:2018 EN IEC 63093-5 EUROPEANSTANDARD NORMEEUROPEENNE EUROPAISCHENORM September 2018 ICS29.100.10 SupersedesEN62317-5:2015 English Version Ferrite cores- Guidelines on dimensions and the limits of surface irregularities - Part 5: EP-cores and associated parts for useininductorsandtransformers (IEC63093-5:2018) Noyauxdeferrite -Lignes directrices relatives aux Ferritkerne - Richtlinien zu MaβBen und Grenzen von dimensions et limites des irregularites de surface - Partie 5: Oberflachenbeschadigungen - Teil 5: EP-Kerne und Noyaux EP et elements associés utilisés dans les zugehorige Teile zum Einsatz in Drosseln und inductances etlestransformateurs Transformatoren (IEC 63093-5:2018) (IEC 63093-5:2018) This European Standard was approved by CENELEC on 2018-08-13.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. 5 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, Itaiy,Latvia Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. 3 CENELEC EuropeanCommitteeforElectrotechnical Standardization Comite Europeen de Normalisation Electrotechnique Europaisches Komitee fur 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.ENIEC63093-5:2018E