EN IEC 63267-2-1 EUROPEANSTANDARD NORMEEUROPEENNE EUROPAISCHE NORM April 2024 ICS33.180.20 English Version Fibre optic interconnecting devices and passive components Connector optical interfaces for enhanced macro bend multimode fibres - Part 2-1: Connection parameters of physically contacting 5o μm core diameter fibres - Non-angled (IEC 63267-2-1:2024) Dispositifs d'interconnexion et composants passifs Lichtwellenleiter-Verbindungselemente und passive fibroniques - Interfaces optiques de connecteurs pour fibres Bauelemente - Optische Schnittstellen fur multimodales ameliorees en macrocourbures -Partie2-1 : Mehrmodenfasern mit verbesserte Makrobiegung-Teil2-1: Parametres de connexion des fibres d'un diametre de coeur Verbindungsparameter von physikalisch kontaktierenden de 50 μm en contact physique - Sans angle Fasern mit einem Kerndurchmesservon 50 μm-Nicht (IEC 63267-2-1:2024) gewinkelt (IEC 63267-2-1:2024) This European Standard was approved by CENELEC on 2024-04-19. 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 CentreortoanyCENELECmember. 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. CENELEC members are thenational electrotechnical committees ofAustria,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 Comite Europeen de Normalisation Electrotechnique Europaisches Komitee fir Elektrotechnische Normung CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels @ 2024 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members. Ref.No.ENIEC 63267-2-1:2024 E EN IEC 63267-2-1:2024 (E) European foreword The text of document 86B/4858/FDIS, future edition 1 of IEC 63267-2-1, prepared by SC 86B "Fibre optic interconnecting devices and passive components" of IEC/TC 86 "Fibre optics" was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN IEC 63267-2-1:2024. The following dates are fixed: 2025-01-19 latest date by which the national with the (dow) standards conflicting 2027-04-19 document have to be withdrawn 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. completelistingofthesebodiescanbefoundontheCENELECwebsite. Endorsement notice The text of the International Standard IEC 63267-2-1:2024 was approved by CENELEC as a European Standard without any modification. IEC 60793-2-10 NOTE Approved as EN IEC 60793-2-10 IEC 61280-4-1NOTE Approved as EN IEC 61280-4-1 IEC 61300-1 NOTE Approved as EN IEC 61300-1 IEC 63267-2-2 NOTE Approved as EN IEC 63267-2-2 2 EN IEC 63267-2-1:2024 (E) Annex ZA (normative) Normative references to international publications with their corresponding European publications The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. Fol undated references, the latest edition of the referenced document (including any amendments) applies. NOTE 1 Where an International P