计算额定电压不超过450/750V的圆形铜导体电缆平均外形尺寸的下限和上限 (IEC 60719:1992)

IEC 60719:1992 计算额定电压不超过450/750V的圆形铜导体电缆平均外形尺寸的下限和上限 Calculation of the lower and upper limits for the average outer dimensions of cables with circular copper conductors and of rated voltages up to and including 450/750 V 标准号：IEC 60719:1992 发布日期：1992-03-15 IEC60719:1992标准适用于计算额定电压1kV（Um=1.2kV）及以下、铜或铝导体圆形截面电缆和绝缘电线在自由空气中敷设时的最小外径和最大外径。