EN IEC 62933-1 EUROPEANSTANDARD NORMEEUROPEENNE EUROPAISCHE NORM June2024 ICS01.040.17 Supersedes EN IEC 62933-1:2018 English Version Electrical energy storage (EES) systems - Part 1: Vocabulary (IEC 62933-1:2024) Systemes de stockage de I'énergie électrique (EES) - Partie Elektrische Energiespeichersysteme (EES-Systeme) - Teil 1 : Vocabulaire 1: Terminologie (IEC 62933-1:2024) (IEC62933-1:2024) This European Standard was approved by CENELEC on 2024-06-19. 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 languagemade by translation under the responsibility of a CENELEC member into its own language and notifiedto the CEN-CENELEC Management Centre has the same status as the official versions. CENELECmembersare the nationalelectrotechnical committees of Austria, Belgium,Bulgaria,Croatia, Cyprus,the Czech Republic Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkiye and the United Kingdom. CENELEC European Committee for Electrotechnical Standardization Comité Européen de Normalisation Electrotechnique Europaisches Komitee fur Elektrotechnische Normung CEN-CENELECManagementCentre:RuedelaScience23,B-104oBrussels @ 2024 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members. Ref.No.EN IEC 62933-1:2024 E EN IEC 62933-1:2024 (E) European foreword "Electrical Energy Storage (EES) systems" was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN IEC 62933-1:2024. The following dates are fixed: latest date by which the document has to be implemented at national (dop) 2025-03-19 level by publication of an identical national standard or by endorsement standards conflicting the (dow)2027-06-19 latestdatebywhichthenational with document have to be withdrawn This document supersedes EN IEC 62933-1:2018 and all of its amendments and corrigenda (if any) Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights. Any feedback and questions on this document should be directed to the users' national committee. A complete listing of these bodies can be found on the CENELEC website. Endorsement notice The text of the International Standard IEC 62933-1:2024 was approved by CENELEC as a European Standard without any modification. In the official version, for Bibliography, the following notes have to be added for the standard indicated: IEC 60027 series NOTE Approved as EN 60027 series IEC 61165:2006 NOTE Approved as EN 61165:2006 (not modified) IEC 61427-2:2015 NOTE Approved as EN 61427-2:2015 (not modified) IEC 61850-4:2011 NOTE Approved as EN 61850-4:2011 (not modified) IEC 61850-4:2011/A1:2020 NOTE Approved as EN 61850-4:2011/A1:2020 (not modified) IEC 61987-1:2006 NOTE Approved as EN 61987-1:2007 (not modified) IEC 62381:2012 NOTE Approved as EN 62381:2012 (not modified) IEC 62443-3-3:2013 NOTE Approved as EN IEC 62443-3-3:2019 (not modified) IEC 62477-1:2012 NOTE Approved as EN 62477-1:2012 (not modified) +A11:2014 IEC 62668-1:2019 NOTE Approved as EN IEC 62668-1:2019 (not modified) IEC 62680 series NOTE Approved as EN IEC 62680 series IEC 62928:2017 NOTE Approved as EN IEC 62928:2018 (not modified) IEC 62932-1:2020 NOTE Approved as EN IEC 62932-1:2020 (not modified) IEC 62934:2021 NOTE Approved as EN