IEC/TR 60649-1979 标准详情
- 标准号:IEC/TR 60649-1979
- 中文标题:户内装置用电缆最大外径的计算
- 英文标题:calculation of maximum external diameter of cables for indoor installations
- 标准类别:国际电工委员会标准
- 发布日期:1979-01-01
Describes in detail a method of calculation and includes three tables presenting the relationship between the specified minimum tickness and the average thickness of the insulation, the assembly coefficient and the relationship between the specified
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