电缆一类导体结构的电阻值
添加时间: | 2023-07-04 10:39:21 |
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电缆一类导体结构的电阻值
标称 截面 /mm2 | 导体中 导线的 最少 根数 | 20℃时导体的最大电阻/(Q/ m) | |||||
铜导体 | 铝 导 体 | ||||||
单线镀金属 | 单线不镀金属 | ||||||
单芯 | 多芯 | 单芯 | 多芯 | 单芯 | 多芯 | ||
1 | 1 | 17 . 9 x 10 - 3 | 18 . 2 x 10 - 3 | 17 .7 x 10 - 3 | 18 . 1 x 10 - 3 | 29 . 3 x 10 - 3 | 29 . 9 x 10 - 3 |
1.5 | 1 | 12 .0 x 10 - 3 | 12 . 2 x 10 - 3 | 11 . 9 x 10 - 3 | 12 . 1 x 10 - 3 | 19 .7 x 10 - 3 | 20 .0 x 10 - 3 |
2.5 | 1 | 7 . 21 x 10 - 3 | 7 . 35 x 10 - 3 | 7 . 14 x 10 - 3 | 7 . 28 x 10 - 3 | 11 . 8 x 10 - 3 | 12 .0 x 10 - 3 |
4 | 1 | 4 . 51 x 10 - 3 | 4 . 60 x 10 - 3 | 4 .47 x 10 - 3 | 4 . 56 x 10 - 3 | 7 . 89 x 10 - 3 | 7 . 54 x 10 - 3 |
6 | 1 | 3 .00 x 10 - 3 | 3 .06 x 10 - 3 | 2 . 97 x 10 - 3 | 3 .03 x 10 - 3 | 4 . 91 x 10 - 3 | 5 .01 x 10 - 3 |
10 | 1 | 1 .79 x 10 - 3 | 1 . 83 x 10 - 3 | 1 .77 x 10 - 3 | 1 . 81 x 10 - 3 | 2 . 94 x 10 - 3 | 3 .00 x 10 - 3 |
16 | 1 | 1 . 13 x 10 - 3 | 1 . 15 x 10 - 3 | 1 . 12 x 10 - 3 | 1 . 14 x 10 - 3 | 1 . 85 x 10 - 3 | 1 . 89 x 10 - 3 |
25 | 1 | 0 .715 x 10 - 3 | 0 .729 x 10 - 3 | 0 .708 x 10 - 3 | 0 .722 x 10 - 3 | 1 . 17 x 10 - 3 | 1 . 20 x 10 - 3 |
35 | 1 | 0 . 524 x 10 - 3 | 0 . 535 x 10 - 3 | 0 . 519 x 10 - 3 | 0 . 529 x 10 - 3 | 0 . 859 x 10 - 3 | 0 . 876 x 10 - 3 |
50 | 7 | 0 . 361 x 10 - 3 | 0 . 368 x 10 - 3 | 0 . 358 x 10 - 3 | 0 . 365 x 10 - 3 | 0 . 529 x 10 - 3 | 0 . 604 x 10 - 3 |
120 | 19 | 0 . 149 x 10 - 3 | 0 . 152 x 10 - 3 | 0 . 148 x 10 - 3 | 0 . 151 x 10 - 3 | 0 . 245 x 10 - 3 | 0 . 250 x 10 - 3 |
150 | 19 | 0 . 119 x 10 - 3 | 0 . 121 x 10 - 3 | 0 . 117 x 10 - 3 | 0 . 120 x 10 - 3 | 0 . 194 x 10 - 3 | 0 . 198 x 10 - 3 |
240 | 37 | 0 .0767 x 10 - 3 | 0 .0783 x 10 - 3 | 0 .0760 x 10 - 3 | 0 .0775 x 10 - 3 | 0 . 126 x 10 - 3 | 0 . 128 x 10 - 3 |
300 | 37 | 0 .0609 x 10 - 3 | 0 .0621 x 10 - 3 | 0 .0603 x 10 - 3 | 0 .0615 x 10 - 3 | 0 .0998 x 10 - 3 | 0 . 102 x 10 - 3 |
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电机引接线 | 扁型电缆 | ||||
屏蔽信号电缆 | 硅橡胶扁电缆 | ||||
PUR聚氨酯电缆 | 铁路机车电缆 | ||||
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螺旋电缆 | 弹簧电缆 |