KS C IEC 60287-2-2-2005 电缆.额定电流的计算.第2部分:热绝缘电阻.第2节:室外避免阳光照射的电缆组用计算简化系数的方法
Electric cables-Calculation of the current rating-Part 2:Thermal resistance-Section 2:A method for calculating reduction factors for groups of cables in free air, protected from solar radiation