教程来源：本站原创 作者：未知 点击：3698次 时间：2010-7-22 17:13:04
| 一 常用电力电缆载流量表 | |||||||||||
| VV29-铜芯聚氯乙烯绝缘钢带铠装聚氯乙烯护套电力电缆 | |||||||||||
| VV29-铝芯聚氯乙烯绝缘钢带铠装聚氯乙烯护套电力电缆 | |||||||||||
| 标称面积mm2 | 线芯结构no/mm | 绝缘厚度mm | 护套厚度mm | 计算外径mm | 环境25℃时载流量(A)空气敷设 | 环境25℃时载流量(A)埋土敷设 | 成品近似重量kg/km | 备注 | |||
| 铜芯 | 铝芯 | 铜芯 | 铝芯 | 铜芯 | 铝芯 | ||||||
| 1*10 | 7*1.35 | 1.0 | 1.6 | 13.4 | 80.6 | 61.5 | 103.9 | 79.0 | 346 | 285 | |
| 1*16 | 7*1.70 | 1.0 | 1.6 | 14.5 | 106.0 | 81.5 | 126.7 | 104.9 | 436 | 336 | |
| 1*25 | 7*2.14 | 1.2 | 1.6 | 16.3 | 143.1 | 110.2 | 181.3 | 138.7 | 569 | 414 | |
| 1*35 | 7*2.52 | 1.2 | 1.6 | 17.7 | 173.8 | 133.6 | 220.5 | 169.6 | 696 | 480 | |
| 1*50 | 19*1.78 | 1.4 | 1.8 | 19.8 | 217.3 | 167.5 | 270.3 | 208.8 | 918 | 605 | |
| 1*70 | 19*2.14 | 1.4 | 1.8 | 19.8 | 268.2 | 206.7 | 331.8 | 255.5 | 1272 | 783 | |
| 1*95 | 19*2.52 | 1.6 | 2.0 | 22.0 | 329.7 | 253.4 | 394.3 | 304.2 | 1622 | 1036 | |
| 1*120 | 37*2.03 | 1.6 | 2.0 | 26.2 | 377.4 | 292.6 | 454.7 | 350.7 | 1902 | 1162 | |
| 1*150 | 37*2.25 | 1.8 | 2.0 | 28.4 | 434.6 | 335.0 | 518.3 | 398.6 | 2274 | 1355 | |
| 1*185 | 37*2.52 | 2.0 | 2.2 | 30.9 | 494.0 | 380.5 | 580.9 | 447.3 | 2729 | 1582 | |
| 1*240 | 61*2.25 | 2.2 | 2.2 | 33.6 | 584.0 | 449.4 | 676.3 | 521.5 | 3339 | 1853 | |
| 1*300 | 61*2.52 | 2.4 | 2.6 | 37.0 | 669.9 | 515.2 | 760.0 | 584.1 | 4045 | 2073 | |
| 2*4 | 2*1*2.25 | 0.8 | 1.6 | 15.4 | 38.2 | 28.6 | 47.7 | 37.1 | 385 | 335 | |
| 2*6 | 2*1*2.76 | 1.0 | 1.6 | 17.2 | 47.7 | 37.1 | 59.4 | 45.6 | 480 | 403 | |
| 2*10 | 2*7*1.35 | 1.0 | 1.8 | 20.5 | 63.8 | 48.8 | 77.4 | 59.4 | 661 | 538 | |
| 2*16 | 2*7*1.7 | 1.0 | 1.8 | 23.5 | 85.7 | 65.7 | 106.0 | 80.6 | 998 | 797 | |
| 2*25 | 2*7*2.14 | 1.2 | 2.0 | 27.2 | 112.4 | 85.7 | 138.7 | 106.0 | 1330 | 1019 | |
| 2*35 | 2*7*2.52 | 1.2 | 2.2 | 29.9 | 135.7 | 104.9 | 166.4 | 128.3 | 1631 | 1192 | |
| 2*50 | 2*18*1.9 | 1.4 | 2.0 | 27.3 | 169.6 | 130.4 | 202.5 | 155.6 | 1775.0 | 1166.0 | |
| 2*70 | 2*18*2.25 | 1.4 | 2.2 | 30.3 | 208.8 | 161.1 | 247.0 | 190.8 | 2272.0 | 1419.0 | |
| 2*95 | 2*24*2.25 | 1.6 | 2.2 | 33.7 | 254.4 | 196.1 | 294.7 | 226.8 | 2878.0 | 1718.0 | |
| 2*120 | 2*24*2.55 | 1.6 | 2.6 | 36.7 | 294.7 | 227.9 | 339.2 | 261.8 | 3477.0 | 2012.0 | |
| 2*150 | 2*45*2.07 | 1.8 | 2.6 | 39.7 | 338.1 | 260.7 | 382.7 | 293.6 | 4175.0 | 2346.0 | |
| 3*4 | 3*1*2.25 | 0.8 | 1.6 | 16.0 | 32.9 | 24.4 | 41.3 | 31.8 | 444.0 | 370.0 | |
| 3*6 | 3*1*2.76 | 1.0 | 1.6 | 18.0 | 41.3 | 31.8 | 51.9 | 40.3 | 5.0 | 454.0 | |
| 3*10 | 3*7*1.35 | 1.0 | 1.8 | 22.2 | 55.1 | 42.4 | 70.0 | 54.1 | 937.0 | 753.0 | |
| 3*16 | 3*7*1.7 | 1.0 | 2.0 | 25.0 | 75.3 | 57.2 | 92.2 | 71.0 | 1229.0 | 128.0 | |
| 3*25 | 3*7*3.14 | 1.2 | 2.0 | 28.6 | 101.8 | 77.4 | 121.9 | 93.3 | 13.0 | 1176.0 | |
| 3*35 | 3*7*2.52 | 1.2 | 2.2 | 31.4 | 120.8 | 93.3 | 147.3 | 113.4 | 2251.0 | 1599.0 | |
| 3*50 | 3*18*1.9 | 1.4 | 2.2 | 31.2 | 152.6 | 117.7 | 182.3 | 141.0 | 2432.0 | 1619.0 | |
| 3*70 | 3*18*2.25 | 1.4 | 2.6 | 35.0 | 1.7 | 146.3 | 236.4 | 171.7 | 3153.0 | 1872.0 | |
| 3*95 | 3*24*2.25 | 1.6 | 2.6 | 38.8 | 230.0 | 177.0 | 261.8 | 201.4 | 4027.0 | 2287.0 | |
| 3*120 | 3*24*2.55 | 1.6 | 2.6 | 41.5 | 267.1 | 205.6 | 299.9 | 231.1 | 4819.0 | 2622.0 | |
| 3*150 | 3*45*2.07 | 1.8 | 3.0 | 46.5 | 309.5 | 238.5 | 343.4 | 262.9 | 5932.0 | 3188.0 | |
| 3*180 | 3*45*2.30 | 2.0 | 3.0 | 50.5 | 353.0 | 272.0 | 382.7 | 295.7 | 7110.0 | 3725.0 | |
| 3*240 | 3*45*2.62 | 2.2 | 3.4 | 56.2 | 415.5 | 323.3 | 446.3 | 343.4 | 65.0 | 4573.0 | |
| 3*4+1*2.5 | 3*1*2.25+1*1*1.75 | 0.8 | 1.6 | 16.8 | 31.8 | 24.4 | 39.2 | 30.7 | 492.0 | 403.0 | |
| 3*6+1*4 | 3*1*2.76+1*1*2.25 | 1.0 | 1.8 | 19.3 | 41.3 | 31.8 | 50.9 | 39.2 | 4.0 | 515.0 | |
| 3*10+1*6 | 3*7*1.35+1*1*2.76 | 1.0 | 1.8 | 23.0 | 55.1 | 42.4 | 67.8 | 53.0 | 1027.0 | 807.0 | |
| 3*16+1*6 | 3*7*1.7+1*1*2.76 | 1.0 | 2.0 | 25.7 | 74.2 | 57.2 | 90.1 | 68.9 | 1315.0 | 978.0 | |
| 3*25+1*10 | 3*7*2.14+1*7*1.35 | 1.2 | 2.2 | 29.8 | 99.6 | 77.4 | 121.9 | 90.1 | 1800.0 | 1272.0 | |
| 3*35+1*10 | 3*7*2.52+1*7*1.35 | 1.2 | 2.2 | 32.0 | 126.1 | 97.5 | 151.6 | 116.6 | 2174.0 | 1461.0 | |
| 3*50+1*16 | 3*10*1.9+1*7*1.70 | 1.4 | 2.6 | 34.7 | 157.9 | 121.9 | 185.5 | 143.1 | 2763.0 | 1748.0 | |
| 3*70+1*25 | 3*10*2.25+1*7*2.14 | 1.4 | 2.6 | 38.0 | 195.0 | 149.5 | 233.7 | 171.7 | 3498.0 | 2062.0 | |
| 3*95+1*35 | 3*24*2.25+1*7*2.52 | 1.6 | 2.6 | 43.0 | 239.6 | 184.4 | 269.2 | 207.8 | 45.0 | 2607.0 | |
| 3*120+1*35 | 3*24*2.55+1*7*2.52 | 1.6 | 3.0 | 46.0 | 275.6 | 213.1 | 374.0 | 236.4 | 5412.0 | 2998.0 | |
| 3*150+1*50 | 3*45*2.07+1*19*1.78 | 1.8 | 3.0 | 50.0 | 319.1 | 244.9 | 346.7 | 267.1 | 6606.0 | 3548.0 | |
| 3*182+1*50 | 3*45*2.30+1*19*1.78 | 2.0 | 3.0 | 53.9 | 365.7 | 282.0 | 391.1 | 301.0 | 7781.0 | 4082.0 | |
| 标称截面mm² | 绝缘标称厚度mm | 近似外径mm | 成品近似重量 (kg/km) | 环境温度25℃允许截流空气中敷设 | ||||
| 空气中敷设 | 埋地土壤絷热阻系数 | |||||||
| 铜芯 | 铝芯 | 铜芯 | 铝芯 | 铜芯 | 铝芯 | |||
| 3×35 | 0.9 | 24.4 | 1253 | 581 | 153 | 127 | 190 | 145 |
| 30×50 | 10 | 25.5 | 1728 | 776 | 186 | 153 | 226 | 173 |
| 3×70 | 1.1 | 26.8 | 2323 | 998 | 237 | 196 | 278 | 215 |
| 3×95 | 1.1 | 30.0 | 3108 | 1316 | 291 | 241 | 334 | 257 |
| 3×120 | 1.2 | 33.4 | 3852 | 1594 | 355 | 281 | 382 | 293 |
| 3×150 | 1.4 | 37.6 | 4779 | 1961 | 407 | 320 | 430 | 330 |
| 3×185 | 1.6 | 41.8 | 5876 | 2405 | 487 | 371 | 487 | 375 |
| 3×420 | 1.7 | 46.6 | 7540 | 3042 | 573 | 452 | 5 | 442 |
| 3×300 | 1.8 | 50.8 | 9305 | 3688 | 660 | 521 | 639 | 502 |
| 3×4+1×25 | 0.7 | 12.9 | 291 | 202 | 28 | 25 | 54 | 40 |
| 3×6+1×4 | 0.7 | 14.1 | 391 | 255 | 47 | 31 | 66 | 50 |
| 3×10+1×10 | 0.7 | 16.8 | 567 | 338 | 65 | 41 | 67 | |
| 3×16+1×10 | 0.7 | 19.4 | 885 | 474 | 86 | 77 | 115 | |
| 3×25+1×16 | 0.9 | 23.1 | 1194 | 603 | 117 | 97 | 148 | 115 |
| 3×25+1×16 | 0.9 | 25.1 | 14 | 711 | 144 | 119 | 179 | 137 |
| 3×50+1×25 | 1.0 | 26.8 | 2032 | 918 | 175 | 143 | 212 | 163 |
| 3×70+1×35 | 1.1 | 30.6 | 26 | 1140 | 223 | 184 | 261 | 202 |
| 3×95+1×50 | 1.1 | 35.6 | 3608 | 1499 | 274 | 227 | 314 | 242 |
| 3×120+1×70 | 1.2 | 38.5 | 4565 | 18 | 334 | 2 | 359 | 275 |
| 3×150+1×70 | 1.4 | 42.6 | 5474 | 2214 | 383 | 301 | 404 | 310 |
| 3×185+1×95 | 1.6 | 47.2 | 6811 | 2742 | 458 | 349 | 458 | 352 |
| 3×240+1×120 | 1.7 | 53.6 | 8723 | 3472 | 539 | 425 | 530 | 416 |
| 3×300+1×150 | 1.8 | 58.1 | 10843 | 4286 | 621 | 490 | 601 | 472 |
| 4×1.5 | 0.7 | 10.3 | 166 | 128 | 22 | 18 | 30 | 21 |
| 4×2.5 | 0.7 | 11.3 | 219 | 156 | 27 | 22 | 40 | 28 |
| 4×4 | 0.7 | 12.4 | 362 | 263 | 36 | 24 | 52 | 38 |
| 4×6 | 0.7 | 13.7 | 402 | 254 | 45 | 30 | 48 | |
| 4×10 | 0.7 | 16.8 | 617 | 361 | 62 | 39 | 85 | |
| 4×16 | 0.7 | 19.3 | 901 | 484 | 83 | 74 | 110 | 85 |
| 4×25 | 0.9 | 23.4 | 1282 | 635 | 112 | 93 | 142 | 110 |
| 4×35 | 0.9 | 26.1 | 1688 | 792 | 137 | 114 | 171 | 131 |
| 4×50 | 1.0 | 26.6 | 2278 | 1008 | 168 | 137 | 203 | 156 |
| 4×70 | 1.1 | 30.5 | 30 | 1298 | 213 | 176 | 250 | 193 |
| 4×95 | 1.1 | 33.8 | 4096 | 1707 | 262 | 217 | 300 | 231 |
| 4×120 | 1.2 | 37.5 | 5080 | 2069 | 319 | 252 | 343 | 263 |
| 4×150 | 1.4 | 42.1 | 6320 | 2563 | 366 | 288 | 387 | 297 |
| 4×185 | 1.6 | 46.7 | 7738 | 3110 | 438 | 333 | 438 | 337 |
| 4×240 | 1.7 | 52.0 | 10046 | 4049 | 515 | 407 | 507 | 340 |
| 4×300 | 1.8 | 57.5 | 12459 | 4969 | 594 | 468 | 575 | 452 |
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