应用及描述
此电缆一般用于在干燥或潮湿环境中的电力分配,可露天安装,也可通过管道安装,或直埋于地下。
电缆结构
导体 | 同心实心或多股退火铜导体 |
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绝缘 | 交联聚乙烯(XLPE) |
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颜色 | 2-4芯:黑色, 白色, 红色,绿色 |
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| 多于4芯: 黑色线芯加数字标注 |
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填充 | 非吸湿性材料(可选) |
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粘合带 | 涤纶带(麦拉) (可选) |
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护套 | 聚氯乙烯(PVC), 黑色 |
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技术特性
最大导体温度 90º C |
回路电缆不超过 600V |
测试电压 3500V(IEC) | 2.5-6mm² | 1500V |
| 10-25mm² | 2000V |
| 35-70mm² | 2500V |
| 95-400mm² | 3000V |
| 500mm² | 3500V (JIS)
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电缆参数
IEC 60502-1标准电缆
芯数 | 标称导体截面积 | 导体股数 | 近似导体直径 | 护套厚度 | 护套厚度 | 线缆外径 | 20°C时,导体的最大直流电阻 | 20°C时,最小绝缘电阻 | 环境温度40°C时的电流 | 电缆重量 |
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sqmm | mm | mm | mm | mm | Ohm/km | MOhm/km | A | kg/km |
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1 | 1.5 | 1 | 1.38 | 0.7 | 1.4 | 7 | 12.1 | 850 | 29 | 44 |
1.5 | 7 | 1.56 | 0.7 | 1.4 | 7 | 12.1 | 850 | 29 | 46 |
2.5 | 1 | 1.78 | 0.7 | 1.4 | 7 | 7.41 | 700 | 39 | 56 |
2.5 | 7 | 2.01 | 0.7 | 1.4 | 8 | 7.41 | 700 | 39 | 58 |
4 | 1 | 2.25 | 0.7 | 1.4 | 8 | 4.61 | 580 | 51 | 73 |
4 | 7 | 2.55 | 0.7 | 1.4 | 8 | 4.61 | 580 | 51 | 76 |
6 | 7 | 3.12 | 0.7 | 1.4 | 9 | 3.08 | 490 | 65 | 99 |
10 | 7 | 3.71 | 0.7 | 1.4 | 9 | 1.83 | 425 | 88 | 135 |
16 | 7 | 4.66 | 0.7 | 1.4 | 10 | 1.15 | 350 | 117 | 193 |
25 | 7 | 5.86 | 0.9 | 1.4 | 12 | 0.727 | 355 | 157 | 290 |
35 | 7 | 6.9 | 0.9 | 1.4 | 13 | 0.524 | 305 | 193 | 382 |
50 | 7 | 7.95 | 1 | 1.4 | 14 | 0.387 | 285 | 232 | 502 |
70 | 18 | 9.7 | 1.1 | 1.4 | 16 | 0.268 | 270 | 292 | 707 |
95 | 18 | 11.4 | 1.1 | 1.5 | 18 | 0.193 | 235 | 359 | 959 |
120 | 18 | 12.9 | 1.2 | 1.5 | 20 | 0.153 | 225 | 418 | 1194 |
150 | 34 | 14.45 | 1.4 | 1.6 | 22 | 0.124 | 240 | 480 | 1474 |
185 | 34 | 15.95 | 1.6 | 1.7 | 24 | 0.0991 | 240 | 554 | 1836 |
240 | 34 | 18.4 | 1.7 | 1.8 | 27 | 0.0754 | 225 | 658 | 2386 |
300 | 55 | 20.75 | 1.8 | 1.9 | 30 | 0.0601 | 210 | 760 | 2977 |
400 | 55 | 23.4 | 2 | 2 | 33 | 0.047 | 200 | 893 | 3781 |
500 | 55 | 26.61 | 2.2 | 2.1 | 37 | 0.0366 | 200 | 1034 | 4824 |
630 | 55 | 29.95 | 2.4 | 2.2 | 41 | 0.0283 | 200 | 1194 | 6195 |
2 | 1.5 | 1 | 1.38 | 0.7 | 1.8 | 12 | 12.1 | 850 | 27 | 99 |
1.5 | 7 | 1.56 | 0.7 | 1.8 | 12 | 12.1 | 850 | 27 | 116 |
2.5 | 1 | 1.78 | 0.7 | 1.8 | 13 | 7.41 | 700 | 32 | 140 |
2.5 | 7 | 2.01 | 0.7 | 1.8 | 13 | 7.41 | 700 | 32 | 146 |
4 | 1 | 2.25 | 0.7 | 1.8 | 14 | 4.61 | 580 | 42 | 180 |
4 | 7 | 2.55 | 0.7 | 1.8 | 14 | 4.61 | 580 | 42 | 189 |
6 | 7 | 3.12 | 0.7 | 1.8 | 15 | 3.08 | 490 | 56 | 242 |
10 | 7 | 3.71 | 0.7 | 1.8 | 17 | 1.83 | 425 | 75 | 321 |
16 | 7 | 4.66 | 0.7 | 1.8 | 18 | 1.15 | 350 | 98 | 452 |
25 | 7 | 5.86 | 0.9 | 1.8 | 22 | 0.727 | 355 | 131 | 671 |
35 | 7 | 6.9 | 0.9 | 1.8 | 24 | 0.524 | 305 | 156 | 876 |
50 | 7 | 7.95 | 1 | 1.8 | 26 | 0.387 | 285 | 198 | 1142 |
70 | 18 | 9.7 | 1.1 | 1.9 | 31 | 0.268 | 270 | 240 | 1612 |
95 | 18 | 11.4 | 1.1 | 2 | 35 | 0.193 | 235 | 289 | 2180 |
120 | 18 | 12.9 | 1.2 | 2.1 | 38 | 0.153 | 225 | 340 | 2719 |
150 | 34 | 14.45 | 1.4 | 2.2 | 42 | 0.124 | 240 | 380 | 3350 |
185 | 34 | 15.95 | 1.6 | 2.4 | 47 | 0.0991 | 240 | 490 | 4168 |
240 | 34 | 18.4 | 1.7 | 2.6 | 52 | 0.0754 | 225 | 546 | 5412 |
300 | 55 | 20.75 | 1.8 | 2.7 | 58 | 0.0601 | 210 | 630 | 6,722 |
400 | 55 | 23.4 | 2 | 3 | 64 | 0.0470 | 200 | 780 | 8,557 |
500 | 55 | 26.61 | 2.2 | 3.2 | 72 | 0.0366 | 200 | 969 | 10903 |
630 | 55 | 29.95 | 2.4 | 3.5 | 80 | 0.0283 | 200 | 1070 | 13987 |
3 | 1.5 | 1 | 1.38 | 0.7 | 1.8 | 12 | | | 22 | 133 |
1.5 | 7 | 1.56 | 0.7 | 1.8 | 13 | 12.1 | 850 | 22 | 138 |
2.5 | 1 | 1.78 | 0.7 | 1.8 | 13 | 7.41 | 700 | 29 | 171 |
2.5 | 7 | 2.01 | 0.7 | 1.8 | 14 | 7.41 | 700 | 29 | 179 |
4 | 1 | 2.25 | 0.7 | 1.8 | 14 | 4.61 | 580 | 38 | 226 |
4 | 7 | 2.55 | 0.7 | 1.8 | 15 | 4.61 | 580 | 38 | 236 |
6 | 7 | 3.12 | 0.7 | 1.8 | 16 | 3.08 | 490 | 48 | 309 |
10 | 7 | 3.72 | 0.7 | 1.8 | 17 | 1.83 | 425 | 66 | 421 |
16 | 7 | 4.69 | 0.7 | 1.8 | 19 | 1.15 | 350 | 88 | 605 |
25 | 7 | 5.90 | 0.9 | 1.8 | 23 | 0.727 | 355 | 119 | 911 |
35 | 7 | 6.95 | 0.9 | 1.8 | 25 | 0.524 | 305 | 147 | 1204 |
50 | 7 | 8.00 | 1 | 1.8 | 28 | 0.387 | 285 | 177 | 1582 |
70 | 18 | 9.73 | 1.1 | 1.9 | 33 | 0.268 | 270 | 224 | 2260 |
95 | 18 | 11.45 | 1.1 | 2.1 | 37 | 0.193 | 235 | 275 | 3068 |
120 | 18 | 12.95 | 1.2 | 2.2 | 41 | 0.153 | 225 | 320 | 3835 |
150 | 18 | 14.27 | 1.4 | 2.3 | 45 | 0.124 | 240 | 366 | 4726 |
185 | 34 | 15.98 | 1.6 | 2.5 | 50 | 0.0991 | 240 | 422 | 5889 |
240 | 34 | 18.47 | 1.7 | 2.7 | 56 | 0.0754 | 225 | 497 | 7658 |
300 | 34 | 20.68 | 1.8 | 2.9 | 62 | 0.0601 | 210 | 568 | 9558 |
400 | 55 | 23.39 | 2 | 3.2 | 69 | 0.0470 | 200 | 658 | 12170 |
500 | 55 | 26.67 | 2.2 | 3.4 | 77 | 0.0366 | 200 | 748 | 15524 |
630 | 55 | 30.00 | 2.4 | 3.7 | 86 | 0.0283 | 200 | 843 | 19946 |
4 | 1.5 | 1 | 1.38 | 0.7 | 1.8 | 13 | 12.1 | 850 | 22 | 157 |
1.5 | 7 | 1.56 | 0.7 | 1.8 | 13 | 12.1 | 850 | 22 | 164 |
2.5 | 1 | 1.78 | 0.7 | 1.8 | 14 | 7.41 | 700 | 29 | 207 |
2.5 | 7 | 2.01 | 0.7 | 1.8 | 15 | 7.41 | 700 | 29 | 216 |
4 | 1 | 2.25 | 0.7 | 1.8 | 15 | 4.61 | 580 | 38 | 278 |
4 | 7 | 2.55 | 0.7 | 1.8 | 16 | 4.61 | 580 | 38 | 290 |
6 | 7 | 3.12 | 0.7 | 1.8 | 17 | 3.08 | 490 | 48 | 384 |
10 | 7 | 3.72 | 0.7 | 1.8 | 19 | 1.83 | 425 | 66 | 530 |
16 | 7 | 4.69 | 0.7 | 1.8 | 21 | 1.15 | 350 | 88 | 771 |
25 | 7 | 5.90 | 0.9 | 1.8 | 25 | 0.727 | 355 | 119 | 1170 |
35 | 7 | 6.95 | 0.9 | 1.8 | 28 | 0.524 | 305 | 147 | 1554 |
50 | 7 | 8.00 | 1 | 1.9 | 31 | 0.387 | 285 | 177 | 2063 |
70 | 18 | 9.73 | 1.1 | 2.1 | 36 | 0.268 | 270 | 224 | 2964 |
95 | 18 | 11.45 | 1.1 | 2.2 | 41 | 0.193 | 235 | 275 | 4009 |
120 | 18 | 12.95 | 1.2 | 2.3 | 45 | 0.153 | 225 | 320 | 5016 |
150 | 18 | 14.27 | 1.4 | 2.5 | 50 | 0.124 | 240 | 366 | 6206 |
180 | 34 | 15.98 | 1.6 | 2.7 | 55 | 0.0991 | 240 | 422 | 7731 |
240 | 34 | 18.47 | 1.7 | 2.9 | 62 | 0.0754 | 225 | 497 | 10058 |
300 | 34 | 20.68 | 1.8 | 3.1 | 68 | 0.0601 | 210 | 568 | 12553 |
400 | 55 | 23.39 | 2 | 3.4 | 76 | 0.0470 | 200 | 658 | 15984 |
500 | 55 | 26.67 | 2.2 | 3.7 | 86 | 0.0366 | 200 | 748 | 20433 |
630 | 55 | 30.00 | 2.4 | 4 | 95 | 0.0283 | 200 | 843 | 26256 |