型 号 | 名 称 | 使用范围 | |
铜 芯 | 铝 芯 | ||
YJV | YJLV | 交联聚乙烯绝缘聚氯乙烯护套电力电缆 | 固定敷设、不能承受外力 |
YJV22 | YJLV22 | 交联聚乙烯绝缘聚氯乙烯护套钢带铠装电力电缆 | 固定敷设、能承受机械外力 |
额定电压 | 截 面 | 土壤热阻系数(k.m/w) | ||||
0.8 | 1.0 | 1.2 | 1.5 | 2.0 | ||
1KV | 35mm2及以下 | 1.06 | 1.0 | 0.95 | 0.88 | 0.80 |
50~150 mm2 | 1.08 | 1.0 | 0.94 | 0.87 | 0.77 | |
185mm2及以上 | 1.09 | 1.0 | 0.93 | 0.85 | 0.76 | |
工作温度 ℃ | 空气 ℃ | 土壤 ℃ | ||||||||||||||
10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 5 | 10 | 15 | 20 | 25 | 30 | 35 | |
90 | 1.26 | 1.22 | 1.18 | 1.14 | 1.09 | 1.04 | 1.00 | 0.94 | 0.89 | 1.14 | 1.11 | 1.07 | 1.04 | 1.00 | 0.96 | 0.92 |
截 面 mm2 | 20℃时导体直流电阻 (≤Ω./km) | 90℃时 绝缘电阻 (≥MΩ.km) | 单芯电缆参考截流量A | 多芯电缆参考截流量A | |||||||
在空气中 | 直埋土壤中 | 在空气中 | 直埋土壤中 | ||||||||
铜 芯 | 铝 芯 | 铜 | 铝 | 铜 | 铝 | 铜 | 铝 | 铜 | 铝 | ||
1.5 | 12.1 | 1.116 | 32 | 45 | |||||||
2.5 | 7.41 | 12.1 | 0.925 | 42 | 33 | 59 | 46 | ||||
4 | 4.61 | 7.41 | 0.771 | 56 | 44 | 77 | 61 | 34 | 27 | 45 | 36 |
6 | 3.08 | 4.61 | 0.654 | 70 | 57 | 97 | 79 | 43 | 35 | 57 | 46 |
10 | 1.83 | 3.08 | 0.473 | 97 | 75 | 130 | 100 | 60 | 47 | 77 | 59 |
16 | 1.15 | 1.91 | 0.387 | 125 | 99 | 170 | 135 | 83 | 64 | 105 | 80 |
25 | 0.727 | 1.20 | 0.418 | 165 | 125 | 220 | 170 | 105 | 82 | 125 | 100 |
35 | 0.524 | 0.868薄膜电路 | 0.360 | 200 | 155 | 265 | 205 | 125 | 100 | 155 | 120 |
50 | 0.387 | 0.641 | 0.340 | 245 | 190 | 320 | 245 | 160 | 125 | 185 | 145 |
70 | 0.268 | 0.443 | 0.317 | 305 | 240 | 395 | 305 | 200 | 155 | 225 | 175 |
95 | 0.193 | 0.320 | 0.275 | 375 | 290 | 475 | 370 | 245 | 200 | 270 | 210 |
120 | 0.153 | 0.253 | 0.268 | 435 | 340 | 545 | 420 | 285 | 220 | 310 | 240 |
150 | 0.124 | 0.206 | 0.280 | 500 | 390 | 610 | 475 | 325 | 250 | 345 | 270 |
185 | 0.0991 | 0.164 | 0.287 | 580 | 450 | 695 | 540 | 375 | 295 | 390 | 305 |
截 面 | 芯 数 | |||||||
1 | 2 | 3 | 4 | 3+1 | 5 | 3+2 | 4+1 | |
1.5 | 6.1 | 9.5 | 10.2 | 11.0 | 10.8 | 11.8 | 11.2 | 11.5 |
2.5 | 6.7 | 10.3 | 11.2 | 12.2 | 11.8 | 13.2 | 12.5 | 12.8 |
4 | 7.2 | 12.7 | 12.8 | 14.5 | 13.8 | 16.2 | 14.3 | 15.0 |
6 | 7.5 | 13.7 | 14.5 | 15.8 | 14.9 | 17.1 | 15.6 | 16.0 |
10 | 8.5 | 15.6 | 15.8 | 18.0 | 17.5 | 20.0 | 18.3 | 19.2 |
16 | 9.5 | 18.0 | 18.0 | 21.0 | 20.1 | 24.0 | 21.3 | 22.5 |
25 | 11.2 | 20.5 | 21.5 | 25.0 | 23.1 | 28.5 | 24.5 | 26.5 |
35 | 21.0 | 22.5 | 24.0 | 28.0 | 25.3 | 32.0 | 26.4 | 28.2 |
50 | 14.0 | 25.5 | 27.0 | 30.0 | 28.0 | 33.0 | 30.6 | 31.8 |
70 | 15.5 | 29.5 | 31.0 | 34.0 | 32.5 | 37.0 | 34.2 | 35.0 |
95 | 17.2 | 32.7 | 35.0 | 39.0 | 36.0 | 43.0 | 38.6 | 40.0 |
120 | 19.0 | 36.5 | 39.0 | 43.0 | 41.0 | 48.0 | 42.8 | 44.0 |
150 | 21.8 | 41.5 | 43.5 | 48.0 | 47.0 | 52.0 | 48.2 | 49.0 |
185 | 23.5 | 45.5 | 48.5 | 54.0 | 50.5 | 59.5 | 53.7 | 55.0 |
截 面 | 芯 数 | ||||||
2 | 3 | 4 | 3+1 | 5 | 3+2 | 4+1 | |
4 | 16.0 | 16.9 | 17.6 | 17.3 | 18.3 | 17.9 | 18.1 |
6 | 17.0 | 17.8 | 19.0 | 18.5 | 20.2 | 19.2 | 19.7 |
10 | 18.5 | 19.4 | 21.2 | 21.1 | 22.5 | 21.9 | 22.2 |
16 | 20.5 | 22.6 | 23.0 | 23.7 | 24.9 | 24.9 | 24.9 |
25 | 23.0 | 25.5 | 27.0 | 26.7 | 28.5 | 28.1 | 28.3 |
35 | 25.0 | 28.0 | 32.0 | 28.9 | 35.0 | 30.2 | 32.2 |
50 | 27.5 | 31.0 | 33.5 | 32.0 | 36.0 | 35.2 | 35.8 |
70 | 32.5 | 36.0 | 38.0 | 36.0 | 40.0 | 38.8 | 39.0 |
95 | 36.0 | 39.9 | 45.0 | 40.5 | 49.5 | 43.2 | 44.0 |
120 | 39.5 | 43.0 | 46.5 | 44.7 | 51.6 | 47.6 | 49.0 |
150 | 44.0 | 48.0 | 51.5 | 48.0 | 55.0 | 52.8 | 54.0 |
185 | 48.5 | 52.0 | 58.0 | 53.0 | 65.0 | 58.3 | 59.0 |
型 号 | 名 称 | 规格范围 | 使用范围 |
VV VLV | 聚氯乙烯绝缘聚氯乙烯护套电力电缆 | 1.5~185mm2 1~5芯 | 固定敷设、不能承受外力 |
VV22 VLV22 | 聚氯乙烯绝缘聚氯乙烯护套钢带铠装电力电缆 | 1.5~185mm2 1~5芯 | 固定敷设、能承受机械外力 |
截 面 | 芯 数 | |||||||
1 | 2 | 3 | 4 | 3+1变速箱取力器 | 5 | 3+2 | 4+1 | |
1.5 | 6.6 | 10.6 | 11.0 | — | — | — | — | 16.0 |
2.5 | 7.0 | 11.5 | 11.9 | — | — | — | — | 17.0 |
4 | 7.9 | 13.6 | 13.8 | 14.8 | 14.6 | 16.0 | 15.5 | 19.0 |
6 | 8.5 | 14.5 | 14.9 | 16.0 | 16.0 | 17.0 | 17.5 | 23.5 |
10 | 9.7 | 16.9 | 17.8 | 19.3 | 18.9 | 19.0 | 19.0 | 28.0 |
16 | 10.7 | 18.9 | 19.9 | 21.8 | 21.5 | 24.0 | 23.0 | 31.0 |
25 | 12.4 | 22.8 | 24.6 | 26.5 | 25.6 | 29.0 | 27.0 | 32.5 |
35 | 13.6 | 25.2 | 26.8 | 29.2 | 27.9 | 33.0 | 28.0 | 36.0 |
50 | 15.8 | 25.1 | 25.4 | 33.7 | 28.7 | 33.0 | 32.5 | 41.5 |
70 | 17.6 | 27.0 | 27.7 | 34..8 | 32.5 | 36.0 | 36.0 | 45.0 |
95 | 20.7 | 28.8 | 32.1 | 39.6 | 37.3 | 42.0 | 41.0 | 49.0 |
120 | 22.0 | 31.2 | 35.1 | 42.9 | 39.9 | 45.0 | 45.0 | 54.0 |
150 | 24.0 | 34.7 | 38.9 | 47.8 | 44.6 | 50.0 | 48.0 | 61.0 |
185 | 26..5 | 37.5 | 42.9 | 53.0 | 50.3 | 55.0 | 53.0 | 67.0 |
截 面 | 芯 数 | |||||||
1 | 2 | 3 | 4 | 3+1 | 5 | 3+2 | 4+1 | |
1.5 | — | — | — | — | — | — | — | 19.0 |
2.5 | — | — | — | — | — | — | — | 20.0 |
4 | — | 16.7 | 17.5 | 18.6 | 18.2 | 19.0 | 18.5 | 22.5 |
6 | — | 17.7 | 18.5 | 19.9 | 19.5 | 20.5 | 20.0 | 26.5 |
10 | 13.9 | 20.3 | 21.5 | 23.0 | 22.5 | 23.0 | 22.0 | 32.0 |
16 | 14.9 | 22.9 | 23.8 | 25.5 | 24.9 | 27.0 | 26.0 | 35.0 |
25 | 16.7冲淋房 | 25.3 | 27.6 | 28.5 | 28.4 | 34.0 | 30.0 | 36.0 |
35 | 17.8 | 27.6 | 29.8 | 32.5 | 30.9 无焰泄放装置 | 37.0 | 32.0 | 40.0 |
50 | 20.0 | 25.5 | 29.0 | 37.1 | 34.7 | 37.0 | 37.0 | 46.0 |
70 | 21.9 | 28.0 | 31.3 | 38.5 | 35.7 | 40.0 | 40.0 | 49.0 |
95 | 24.8 | 32.2 | 35.4 | 43.6 | 41.3 | 46.0 | 45.0 | 53.0 |
120 | 25.9 | 34.6 | 38.5 | 46.5 | 44.1 | 49.0 | 49.0 | 59.0 |
150 | 28.0 | 38.2 | 42.3 | 52.1 | 48.6 | 54.0 | 52.0 | 64.0 |
185 | 30.5 风叶 | 40.5 | 46.5 | 55.2 | 53.7 | 60.0 | 57.0 | 71.0 |
标称截面 mm2 | 非铠装 | 铠 装 | ||||||
空气中 | 土壤中 | 空气中 | 土壤中 | |||||
铜 | 铝 | 铜 | 铝 | 铜 | 铝 | 铜 | 铝 | |
1.5 | 15 | - | 20 | - | - | - | - | - |
2.5 | 21 | 16 | 28 | 21 | - | - | - | - |
4 | 26 | 21 | 34 | 27 | 25 | 21 | 33 | 26 |
6 | 37 | 25 | 45 | 33 | 36 | 25 | 44 | 32 |
10 | 46 | 36 | 56 | 43 | 45 | 34 | 54 | 41 |
16 | 60 | 47 | 72 | 55 | 58 | 45 | 70 | 53 |
25 | 82 | 64 | 95 | 75 | 80 | 62 | 95 | 74 |
35 | 108 | 84 | 123 | 96 | 107 | 82 | 121 | 94 |
50 | 134 | 100 | 151 | 113 | 132 | 98 | 149 | 110 |
70 | 165 | 124 | 181 | 136 | 162 | 122 | 180 | 135 |
95 | 203 | 156 | 216 | 165 | 200 | 152 | 212 | 161 |
120 | 236 | 183 | 246 | 192 | 230 | 180 | 241 | 187 |
150 | 281 | 214 | 287 | 219 | 275 | 208 | 280 | 212 |
185 | 328 | 246 | 334 | 251 | 318 | 236 | 324 | 241 |
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