[Specifications ]
规格与参数
| 450/750V BV 铜芯聚氯乙烯绝缘电缆（电线） | |||||||
| 450/750V BV Copper Core PVC Insulated Cables(Wires) | |||||||
| 标称截面 Nominal Cross-Sectional Area mm² | 线芯结构 （根/直径） Construction Of Conductor NO.of Wires/dia. mm | 绝缘厚度 Insulation Thickness mm | 最大外径 Max.Outer Diameter mm | ’+20℃时 最大直流、 电阻 Max.d.c, Resistance at 20℃ Ω / km | ‘+70℃时 最小绝缘 电阻率 Min.Insulation Resistance at 70℃ mΩ .km | ’+25℃时 空气中敷设 载流量 Current Rating in Air at 25℃ A | 成品 近似重量 Approx. Cable Weight kg / km |
| 1.5 | 1/38 | 0.7 | 3.3 | 12.1 | 0.011 | 25 | 19.9 |
| 1.5 | 7/0.52 | 0.7 | 3.5 | 12.1 | 0,010 | 25 | 21 |
| 2.5 | 1/1.78 | 0.8 | 3.9 | 7.41 | 0.01 | 34 | 31.4 |
| 2.5 | 7/0.68 | 0.8 | 4.2 | 7.41 | 0.009 | 34 | 33.1 |
| 4 | 1/2.25 | 0.8 | 4.4 | 4.61 | 0.0085 | 44.5 | 46.3 |
| 4 | 7/0.85 | 0.8 | 4.8 | 4.61 | 0.0077 | 44.5 | 49 |
| 6 | 1/2.76 | 0.8 | 4.9 | 3.08 | 0.007 | 58 | 66 |
| 6 | 7/1.04 | 0.8 | 5.4 | 3.08 | 0.0065 | 58 | 69.4 |
| 10 | 7/1.35 | 1 | 7 | 1.83 | 0.0065 | 79.5 | 116 |
| 16 | 7/1.70 | 1 | 8 | 1.15 | 0.0055 | 111 | 175 |
| 25 | 7/2.14 | 1.2 | 10 | 0.727 | 0.0055 | 146 | 275 |
| 35 | 7/2.52 | 1.2 | 11.5 | 0.524 | 0.004 | 180 | 372 |
| 50 | 19/1.78 | 1.4 | 13 | 0.387 | 0.0045 | 225 | 496 |
| 70 | 19/2.14 | 1.4 | 15 | 0.268 | 0.0035 | 280 | 701 |
| 95 | 19/2.52 | 1.6 | 17.5 | 0.193 | 0.0035 | 344 | 969 |
| 120 | 37/2.03 | 1.6 | 19 | 0.153 | 0.0032 | 397.5 | 1202 |
| 150 | 37/2.25 | 1.8 | 21 | 0.124 | 0.0032 | 455 | 1478 |
| 185 | 37/2.52 | 2 | 23.5 | 0.0991 | 0.0032 | 519 | 1853 |
| 240 | 61/2.25 | 2.2 | 26.5 | 0.0754 | 0.0032 | 541 | 2417 |
| 300 | 61/2.52 | 2.4 | 29.5 | 0.0601 | 0.003 | 636 | 3024 |
| 400 | 61/2.85 | 2.6 | 33 | 0.047 | 0.0028 | 721 | 3825 |
