
Electric cables - Calculation of the current rating Part 2: Thermal resistance - Section 1: Calculation of thermal resistance
出版:International Electrotechnical Committee

专家解读视频
Is solely applicable to the conditions of steady-state operation of cables at all alternating voltages, as well as in direct voltages up to 5 kV, buried directly in the ground, in ducts , in troughs or in steel pipes, both with and without partial drying-out of the soil, as well as cables in air.
BS IEC 60287-2-1:1994+A2:2006 - Identical