标准摘要
[中文适用范围]： 处理基于焦耳损失的导体尺寸的经济选择。尚未考虑电压相关损耗。 [外文原描述]： Deals solely with the economic choice of conductor size based on joule losses. Voltage dependent losses have not been considered.
英文名称Electric cables - Calculation of the current rating - Part 3: Sections on operating conditions - Section 2: Economic optimization of power cable size