BS 7769-1.1(1997) : 1997被替代
ELECTRIC CABLES - CALCULATION OF THE CURRENT RATING - CURRENT RATING EQUATIONS (100 % LOAD FACTOR) AND CALCULATION OF LOSSES - GENERAL
出版：British Standards Institution
专家解读视频
基本信息
标准编号： BS 7769-1.1(1997) : 1997
发布时间：1997/1/1 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：32
标准简介
Applies to conditions of steady-state operation of cables at all alternating voltages, and direct voltages to 5 kV, buried in the ground, in ducts, troughs or steel pipes, with and without partial drying-out of soil, together with cables in air.
替代本标准的新标准
