BVV、BLVV型300/500V銅芯和鋁芯聚氯乙烯絕緣聚氯乙烯護(hù)套圓型電纜
標(biāo)稱截面mm2 | 實(shí)心導(dǎo)體或絞合導(dǎo)體中單線根數(shù) | 絕緣厚度規(guī)定值mm | 護(hù)套厚度規(guī)定值mm | 平均外徑mm | 20℃時(shí)導(dǎo)體電阻值Ω/km | 70℃時(shí)最小絕緣電阻MΩ.km | |||
下限 | 上限 | 銅芯 | 鍍錫銅芯 | 鋁芯 | |||||
0.75 | 1 | 0.6 | 0.8 | 3.6 | 4.4 | 24.5 | 24.8 | 0.012 | |
1.0 | 1 | 0.6 | 0.8 | 3.7 | 4.5 | 18.1 | 18.2 | 0.011 | |
1.5 | 1 | 0.7 | 0.8 | 4.2 | 5.0 | 12.1 | 12.2 | 0.011 | |
1.5 | 7 | 0.7 | 0.8 | 4.3 | 5.2 | 12.1 | 12.2 | 0.010 | |
2.5 | 1 | 0.8 | 0.8 | 4.8 | 5.7 | 7.41 | 7.56 | 12.1 | 0.010 |
2.5 | 7 | 0.8 | 0.8 | 4.8 | 5.9 | 7.41 | 7.56 | 0.009 | |
4 | 1 | 0.8 | 0.9 | 5.4 | 6.5 | 4.61 | 4.70 | 7.41 | 0.0085 |
4 | 7 | 0.8 | 0.9 | 5.5 | 6.8 | 4.61 | 4.70 | 0.0077 | |
6 | 1 | 0.8 | 0.9 | 5.9 | 7.1 | 3.08 | 3.11 | 4.61 | 0.0070 |
6 | 7 | 0.8 | 0.9 | 6.0 | 7.3 | 3.08 | 3.11 | 0.0065 | |
10 | 7 | 1.0 | 0.9 | 7.3 | 8.8 | 1.83 | 1.84 | 3.08 | 0.0065 |