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 450/750V铝芯聚氯乙烯绝缘电缆 |
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 技术参数
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BLV型450/750V铝芯聚氯乙烯绝缘电缆
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导体标称截面mm2 |
实芯导体或绞合导体中单线最少根数 |
绝缘厚度规定值mm |
平均外径上限mm |
20℃时导体电阻最大值Ω/km |
70℃时最小绝缘电阻MΩ.km |
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2.5 |
1 |
0.8 |
3.9 |
12.1 |
0.010 |
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4 |
1 |
0.8 |
4.4 |
7.41 |
0.0085 |
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6 |
1 |
0.8 |
5.0 |
4.61 |
0.0070 |
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10 |
7 |
1.0 |
6.7 |
3.08 |
0.0065 |
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16 |
7 |
1.0 |
7.8 |
1.91 |
0.0050 |
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25 |
7 |
1.2 |
9.7 |
1.20 |
0.0050 |
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35 |
7 |
1.2 |
10.9 |
0.868 |
0.0040 |
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50 |
19 |
1.4 |
12.8 |
0.641 |
0.0045 |
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70 |
19 |
1.4 |
14.6 |
0.443 |
0.0035 |
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95 |
19 |
1.6 |
17.1 |
0.320 |
0.0035 |
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120 |
37 |
1.6 |
18.8 |
0.253 |
0.0032 |
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150 |
37 |
1.8 |
20.9 |
0.206 |
0.0032 |
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185 |
37 |
2.0 |
23.3 |
0.164 |
0.0032 |
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240 |
61 |
2.2 |
26.6 |
0.125 |
0.0032 |
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300 |
61 |
2.4 |
29.6 |
0.100 |
0.0030 |
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400 |
61 |
2.6 |
33.2 |
0.0778 |
0.0028 | |
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