EN IEC 61753-021-02 EUROPEAN STANDARD NORMEEUROPEENNE EUROPAISCHENORM November 2023 ICS33.180.20 Supersedes EN 61753-021-2:2008 English Version Fibre optic interconnecting devices and passive components Performance standard - Part 021-02: Single-mode fibre optic connectors terminated as pigtails and patchcords for category C - Controlled environment (IEC 61753-021-02:2023) Dispositifs d'interconnexion et composants passifs Lichtwellenleiter -Verbindungselemente und passive fibroniques - Norme de performance - Partie 021-02: Bauteile - Betriebsverhalten - Teil 021-02: Lichtwellenleiter- Connecteurs a fibres optiques unimodales raccordes Steckverbinder der Stufe C/2 fur Einmodenfasern fur die comme des fibres amorces ou des cordons de brassage Kategorie C - Kontrollierte Umgebung (IEC 61753-021-02:2023) pour la catégorie C-Environnement controle (IEC 61753-021-02:2023) This European Standard was approved by CENELEC on 2023-11-10. 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. CENELEC members are 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 fuir Elektrotechnische Normung CEN-CENELECManagementCentre:RuedelaScience23,B-1040Brussels Ref.No.EN IEC 61753-021-02:2023E EN IEC 61753-021-02:2023 (E) European foreword The text of document 86B/4793/FDIS, future edition 1 of IEC 61753-021-02, 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 61753-021- 02:2023. The following dates are fixed: latest date by which the document has to be implemented at national (dop) 2024-08-10 latest date by which the national standards conflicting with 2024-11-10 the (dow) document have to be withdrawn This document supersedes EN 61753-021-2:2008 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 61753-021-02:2023 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 61300 (series) NOTE Approved as EN 61300 (series) IEC 61754-4 NOTE Approved as EN IEC 61754-4 IEC 61754-20 NOTE Approved as EN 61754-20 2 EN IEC 61753-021-02:2023 (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