EN IEC 60794-1-312 EUROPEANSTANDARD NORME EUROPEENNE EUROPAISCHENORM March 2024 ICS33.180.10 Supersedes EN IEC 60794-1-23:2019 (partially) English Version Optical fibre cables - Part 1-312: Generic specification - Basic optical cable test procedures - Cable element test methods Elongation test for buffer tubes at low temperature, Method G11B (IEC 60794-1-312:2024) Cables a fibres optiques - Partie 1-312: Specification Lichtwellenleiterkabel - Teil 1-312: Fachgrundspezifikation - generique - Procedures fondamentales d'essai des cables Grundlegende Prufverfahren fur Lichtwellenleiterkabel - optiques -Methodes d'essais d'environnement -Essai PrufverfahrenfurKabelelemente-Dehnungsprufung fur d'allongement des tubes a basse temperature, Methode Ummantelungen bei niedrigen Temperaturen, Verfahren G11B G11B (IEC 60794-1-312:2024) (IEC 60794-1-312:2024) This European Standard was approved by CENELEC on 2024-03-06. 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 ManagementCentre ortoanyCENELECmember. 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 membersare the national electrotechnical 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 Comite Europeen de Normalisation Electrotechnique Europaisches Komitee fur 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.EN IEC 60794-1-312:2024 E EN IEC 60794-1-312:2024 (E) European foreword The text of document 86A/2395/FDIS, future edition 1 of IEC 60794-1-312, prepared by SC 86A "Fibres and cables" of IEC/TC 86 "Fibre optics" was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN IEC 60794-1-312:2024. The following dates are fixed: (dop) 2024-12-06 level by publication of an identical national standard or by endorsement latest date by which the national standards conflicting with the (dow) 2027-03-06 documenthavetobewithdrawn This document partially supersedes EN IEC 60794-1-23:2019 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. complete listing of these bodies can be found on the CENELEC website. Endorsement notice The text of the International Standard IEC 60794-1-312:2024 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 60794-1-21:2015 NOTE Approved as EN 60794-1-21:2015 (not modified) 2 EN IEC 60794-1-312:2024 (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. For undated references, the latest