光缆.第3-12部分:室外电缆.房屋布线用管道和直埋通信光缆的详细规格

[中文适用范围]： IEC 60794 的这一部分是用于场所布线的管道和直埋光通信电缆的详细规范，以确保与 ISO/IEC 11801 和 ISO/IEC 24702 的兼容性。这些标准要求确保模型适用于通用布线和系统表演。本标准中的值支持这些模型。 IEC 60794-3-10 系列规范的要求适用于本标准涵盖的电缆。本标准第 4 条中详述的特定要求要么定义与 IEC 60794-3-10 要求相关的特定选项，要么定义附加要求。 [外文原描述]： IEC 60794-3-12:2012 is a detailed specification for duct and directly buried optical telecommunication cables for use in premises cabling to ensure compatibility with ISO/IEC 11801 and ISO/IEC 24702. Those standards have requirements to ensure that models work for generic cabling and system performances. Values in this standard support these models. This second edition cancels and replaces the first edition published in 2005. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - reference to ISO/IEC 24702; - reference to Fibre B6 (IEC 60793-2-50); - reference to Fibre A1a.3 (IEC 60793-2-10); - reference to the OS2 Fibre as defined by ISO/IEC 11801; - reference to the OM4 Fibre as defined by ISO/IEC 11801. Keywords: buried optical telecommunication cables, ISO/IEC 11801 and ISO/IEC 24702 This publication is to be read in conjunction with IEC 60794-1-1:2011 , IEC 60794-1-2:2003 and IEC 60794-3-10:2009 .