着火条件下电缆和光纤光缆的试验.第3-10部分:垂直安装的成束电线或电缆的垂直火焰蔓延的试验.仪器

[中文适用范围]： IEC 60332 的这一部分详细介绍了在规定条件下评估垂直安装的成束电线或电缆（电气或光学）的垂直火焰蔓延的测试方法的设备及其布置和校准。注：就本文件而言，术语“电线或电缆”涵盖所有用于传输能量或信号的绝缘金属导体电缆。 [外文原描述]： IEC 60332-3-10:2018 details the apparatus and its arrangement and calibration for methods of test for the assessment of vertical flame spread of vertically mounted bunched wires or cables, electrical or optical, under defined conditions. This second edition cancels and replaces the first edition published in 2000 and Amendment 1:2008. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: a) adjustments have been made to the title, and elsewhere, to emphasise the standard is applicable to optical fibre cables as well as metallic conductor types; b) details of the way in which cables are mounted on the ladder have been better defined in order to improve repeatability and reproducibility; c) the connection of the venturi mixer to the burner is better defined. It has the status of a group safety publication in accordance with IEC Guide 104. The contents of the corrigendum of October 2018 have been included in this copy.