BVR型450/750V銅芯聚氯乙烯絕緣軟電纜
導(dǎo)體標(biāo)稱(chēng)截面mm2 | 絞合導(dǎo)體單線最少根數(shù) | 絕緣厚度規(guī)定值mm | 平均外徑上限mm | 20℃時(shí)導(dǎo)體電阻值Ω/km | 70℃時(shí)最小絕緣電阻MΩ.km | |
銅芯 | 鍍錫銅芯 | |||||
2.5 | 19 | 0.8 | 4.1 | 7.41 | 7.56 | 0.011 |
4 | 19 | 0.8 | 4.8 | 4.61 | 4.70 | 0.009 |
6 | 19 | 0.8 | 5.3 | 3.08 | 3.11 | 0.0084 |
10 | 49 | 1.0 | 6.8 | 1.83 | 1.84 | 0.0072 |
16 | 49 | 1.0 | 8.1 | 1.15 | 1.16 | 0.0062 |
25 | 98 | 1.2 | 10.2 | 0.727 | 0.734 | 0.0058 |
35 | 133 | 1.2 | 11.7 | 0.524 | 0.529 | 0.0052 |
50 | 133 | 1.4 | 13.9 | 0.387 | 0.391 | 0.0051 |
70 | 189 | 1.4 | 16.0 | 0.268 | 0.270 | 0.0045 |