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IEC 60794-2-21:2019 RLV ed3.0
Optical fibre cables - Part 2-21: Indoor cables - Detailed specification for multi-fibre optical distribution cables for use in premises cabling
25 стр.
Электронный (pdf)Печатная копия
42.59 CHF (включая НДС 20%)
33.180.10 Fibres and cables / Волокна и кабели
IEC 60794-2-21:2019 RLV contains both the official IEC International Standard and its Redline version. The Redline version is not an official document, it is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.

IEC 60794-2-21:2019 presents the detailed requirements specific to this type of cable to ensure compatibility with the series of International Standards ISO/IEC 11801, Information technology – Generic cabling for customer premises (Parts 1 to 6). The requirements of family specification IEC 60794-2-20 are applicable to cables covered by this document. Particular requirements detailed in Clause 4 define either a specific option in relation to the requirements of IEC 60794-2-20 or additional requirements. This third edition cancels and replaces the second edition published in 2012. It constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
a) incorporation of the OM5 cabled fibre performance category;
b) incorporation of the OS1a cabled fibre performance category;
c) cabled fibre performance categories OM1, OM2 and OS1 are no longer normative, and are retained for information.
Keywords: multi-fibre distribution cables