NEN EN 50289-4-7:2008现行
Communication Cables - Specifications For Test Methods - Part 4-7: Environmental Test Methods - Damp Heat Steady State
出版：Nederlands Normalisatie Instituut
专家解读视频
Defines the method of test to determine the stability of transmission performance of a finished cable used in analogue and digital communication systems when submitted to damp heat steady state which may occur during use.
To be read in conjunction with EN 50289-4-1. (12/2006)
NF EN 50289-4-7:2007 - Identical
BS EN 50289-4-7:2008 - Identical
SS EN 50289-4-7 Ed. 1 (2008) - Identical
DIN EN 50289-4-7 (2008-08) - Identical
