2.エナメル線の電流と温度
線径 | 導体抵抗 | 空気中水平直線状態において所用の温度(℃)に保持するに必要な電流値(A) | mm | Ω/m | 50 | 100 | 150 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | 1000 | 1100 | 1200 | 15 | 0.006112 | 59.3 | 108 | 148 | 188 | 264 | 345 | 435 | 534 | 646 | 767 | 900 | 1,040 | 1,194 | 1,353 | 14 | 0.007018 | 53.5 | 97.7 | 134 | 170 | 239 | 312 | 393 | 483 | 584 | 693 | 813 | 940 | 1,078 | 1,223 | 13 | 0.008137 | 48 | 84.2 | 120 | 152 | 214 | 280 | 352 | 433 | 523 | 621 | 728 | 842 | 967 | 1,096 | 12 | 0.009548 | 42.5 | 77.7 | 107 | 135 | 190 | 248 | 312 | 384 | 464 | 551 | 646 | 747 | 857 | 972 | 11 | 0.01137 | 37.4 | 68.2 | 93.8 | 119 | 165 | 218 | 274 | 237 | 408 | 484 | 576 | 656 | 753 | 854 | 10 | 0.01375 | 32.5 | 59.3 | 81.5 | 103 | 145 | 189 | 238 | 293 | 354 | 421 | 493 | 570 | 654 | 742 | | | | | | | | | | | | | | | | | 9.0 | 0.01697 | 27.3 | 50.7 | 69.6 | 88.1 | 124 | 162 | 203 | 250 | 303 | 359 | 421 | 487 | 559 | 634 | 8.5 | 0.01903 | 26 | 47.5 | 65.4 | 82.4 | 116 | 150 | 189 | 231 | 279 | 330 | 388 | 448 | 513 | 581 | 8.0 | 0.02148 | 23.7 | 43.4 | 59.7 | 75.2 | 105 | 137 | 172 | 203 | 255 | 304 | 354 | 409 | 468 | 531 | 7.5 | 0.02439 | 21.6 | 39.5 | 54.3 | 68.4 | 96 | 125 | 157 | 192 | 232 | 275 | 322 | 372 | 426 | 483 | 7.0 | 0.02806 | 19.5 | 35.6 | 49.1 | 61.8 | 86.7 | 113 | 141 | 174 | 210 | 248 | 291 | 336 | 385 | 436 | 6.5 | 0.03256 | 17.5 | 31.9 | 43.9 | 55.3 | 77.6 | 101 | 127 | 155 | 188 | 222 | 261 | 301 | 344 | 391 | 6.0 | 0.0382 | 15.5 | 28.8 | 39.8 | 49.9 | 70 | 90.8 | 113 | 139 | 167 | 198 | 232 | 267 | 305 | 346 | 5.5 | 0.04545 | 13.9 | 25.4 | 35 | 43.9 | 61.6 | 79.9 | 99.9 | 122 | 147 | 174 | 204 | 235 | 269 | 304 | 5.0 | 0.05498 | 12 | 22 | 30.4 | 38.2 | 53.5 | 69.3 | 86.6 | 106 | 128 | 151 | 177 | 204 | 233 | 264 | | | | | | | | | | | | | | | | | 4.5 | 0.06792 | 10.3 | 18.9 | 26.1 | 32.7 | 45.9 | 59.5 | 74.4 | 91 | 110 | 130 | 152 | 175 | 200 | 227 | 4.0 | 0.08592 | 8.96 | 16.5 | 22.8 | 28.5 | 39.7 | 51.1 | 63.5 | 77.5 | 92.5 | 109 | 128 | 147 | 168 | 190 | 3.5 | 0.1123 | 7.38 | 13.6 | 18.8 | 23.5 | 32.7 | 42.1 | 52.3 | 63.8 | 76.3 | 90.2 | 105 | 121 | 138 | 156 | 3.2 | 0.1342 | 6.46 | 11.9 | 16.4 | 20.6 | 28.6 | 36.9 | 45.8 | 55.8 | 66.9 | 78.9 | 92.1 | 106 | 121 | 137 | 2.9 | 0.1635 | 5.61 | 10.3 | 14.3 | 17.8 | 24.8 | 32 | 39.7 | 48.5 | 58.1 | 68.5 | 80 | 92 | 105 | 119 | 2.6 | 0.2034 | 5.02 | 9.18 | 12.6 | 15.8 | 21 | 27.9 | 34.5 | 41.9 | 50 | 58.9 | 68.3 | 78.5 | 89.4 | 100 | 2.3 | 0.2599 | 4.2 | 7.67 | 10.6 | 13.2 | 18.2 | 23.3 | 28.8 | 35 | 41.8 | 49.2 | 57.1 | 65.6 | 74.1 | 84.3 | 2.0 | 0.3438 | 3.43 | 6.27 | 8.63 | 10.8 | 14.9 | 19.1 | 23.6 | 28.7 | 34.1 | 40.2 | 46.7 | 53.6 | 61.1 | 68.9 | | | | | | | | | | | | | | | | | 1.8 | 0.4234 | 3.13 | 5.67 | 7.79 | 9.68 | 13.3 | 17 | 20.8 | 25.1 | 29.8 | 34.8 | 40.3 | 46.1 | 52.3 | 58.9 | 1.6 | 0.537 | 2.65 | 4.8 | 6.59 | 8.18 | 11.3 | 14.3 | 17.6 | 21.2 | 25.3 | 29.4 | 34.1 | 39 | 44.3 | 49.8 | 1.5 | 0.6112 | 2.41 | 4.37 | 6 | 7.45 | 10.3 | 13.1 | 16 | 19.3 | 22.9 | 26.8 | 31 | 35.5 | 40.3 | 45.7 | 1.4 | 0.7018 | 2.19 | 3.96 | 5.44 | 6.76 | 9.3 | 11.8 | 14.5 | 17.5 | 20.8 | 24.3 | 28.1 | 32.2 | 36.5 | 41.2 | 1.3 | 0.8139 | 2.06 | 3.77 | 5.13 | 6.38 | 8.69 | 11 | 13.4 | 16.1 | 19 | 22 | 25.4 | 29 | 32.8 | 36.8 | 1.2 | 0.9548 | 1.83 | 3.35 | 4.56 | 5.67 | 7.74 | 9.8 | 11.9 | 14.3 | 16.9 | 19.6 | 22.6 | 25.8 | 29.2 | 32.8 | 1.1 | 1.137 | 1.68 | 2.96 | 4.04 | 5.01 | 6.84 | 8.66 | 10.6 | 12.6 | 14.9 | 17.3 | 20 | 22.8 | 25.8 | 29 | 1.0 | 1.375 | 1.42 | 2.6 | 3.54 | 4.4 | 6 | 7.6 | 9.29 | 11.1 | 13.1 | 15.2 | 17.6 | 20 | 22.6 | 25.4 | | | | | | | | | | | | | | | | | 0.90 | 1.397 | 1.21 | 2.21 | 3.08 | 3.74 | 5.1 | 6.45 | 7.87 | 9.42 | 11.1 | 12.9 | 14.9 | 17 | 19.2 | 21.6 | 0.85 | 1.903 | 1.19 | 2.19 | 2.97 | 3.69 | 4.99 | 6.12 | 7.6 | 9.03 | 10.6 | 12.2 | 14 | 15.9 | 17.9 | 20 | 0.80 | 2.148 | 1.1 | 2.01 | 2.73 | 3.39 | 4.58 | 5.62 | 6.98 | 8.29 | 9.71 | 11.3 | 12.9 | 14.6 | 16.5 | 18.4 | 0.75 | 2.349 | 0.992 | 1.81 | 2.45 | 3.04 | 4.11 | 5.04 | 6.26 | 7.44 | 8.72 | 10.1 | 11.6 | 13.1 | 14.8 | 16.3 | 0.70 | 2.806 | 0.907 | 1.67 | 2.26 | 2.81 | 3.8 | 4.66 | 5.78 | 6.87 | 8.05 | 9.32 | 10.7 | 12.1 | 13.7 | 15.2 | 0.65 | 3.256 | 0.817 | 1.5 | 2.04 | 2.53 | 3.42 | 4.19 | 5.21 | 6.19 | 7.26 | 8.39 | 9.61 | 10.9 | 12.3 | 13.7 | 0.60 | 3.82 | 0.77 | 1.42 | 1.93 | 2.39 | 3.21 | 3.99 | 4.82 | 5.68 | 6.6 | 7.61 | 8.64 | 9.75 | 11 | 12.2 | 0.55 | 4.545 | 0.683 | 1.26 | 1.71 | 2.12 | 2.85 | 3.54 | 4.27 | 5.04 | 5.86 | 6.75 | 7.67 | 8.65 | 9.73 | 10.8 | 0.50 | 5.498 | 0.599 | 1.11 | 1.5 | 1.86 | 2.5 | 3.1 | 3.75 | 4.42 | 5.14 | 5.93 | 6.73 | 7.59 | 8.54 | 9.48 | | | | | | | | | | | | | | | | | 0.45 | 6.792 | 0.52 | 0.962 | 1.3 | 1.62 | 2.17 | 2.69 | 3.25 | 3.84 | 4.47 | 5.14 | 5.84 | 6.59 | 7.41 | 8.23 | 0.40 | 8.592 | 0.472 | 0.871 | 1.18 | 1.46 | 1.95 | 2.42 | 2.89 | 3.38 | 3.9 | 4.45 | 5.02 | 5.62 | 6.26 | 6.98 | 0.35 | 11.23 | 0.395 | 0.73 | 0.994 | 1.22 | 1.63 | 2.03 | 2.42 | 2.83 | 3.27 | 3.75 | 4.2 | 4.71 | 5.24 | 5.85 | 0.32 | 13.43 | 0.351 | 0.649 | 0.884 | 1.09 | 1.45 | 1.81 | 2.15 | 2.52 | 2.91 | 3.32 | 3.74 | 4.19 | 4.66 | 5.2 | 0.29 | 16.35 | 0.309 | 0.57 | 0.776 | 0.957 | 1.28 | 1.58 | 1.89 | 2.21 | 2.56 | 2.91 | 3.28 | 3.68 | 4.1 | 4.57 | 0.26 | 20.34 | 0.287 | 0.526 | 0.714 | 0.877 | 1.17 | 1.44 | 1.7 | 1.98 | 2.27 | 2.56 | 2.37 | 3.19 | 3.53 | 3.89 | 0.23 | 25.99 | 0.246 | 0.45 | 0.611 | 0.751 | 0.999 | 1.23 | 1.46 | 1.69 | 1.94 | 2.19 | 2.46 | 2.72 | 3.02 | 3.33 | 0.20 | 34.38 | 0.204 | 0.373 | 0.506 | 0.621 | 0.827 | 1.02 | 2.21 | 1.4 | 1.61 | 1.82 | 2.03 | 2.26 | 2.5 | 2.75 | | | | | | | | | | | | | | | | | 0.18 | 42.43 | 0.183 | 0.337 | 0.457 | 0.561 | 0.744 | 0.931 | 1.08 | 1.24 | 1.42 | 1.6 | 1.78 | 1.97 | 2.17 | 2.38 | 0.16 | 53.7 | 0.155 | 0.286 | 0.387 | 0.476 | 0.631 | 0.79 | 0.914 | 1.06 | 1.2 | 1.35 | 1.51 | 1.67 | 1.84 | 2.03 | 0.15 | 61.12 | 0.144 | 0.265 | 0.359 | 0.442 | 0.586 | 0.733 | 0.848 | 0.978 | 1.12 | 1.26 | 1.4 | 1.55 | 1.71 | 1.87 | 0.14 | 70.18 | 0.131 | 0.241 | 0.327 | 0.402 | 0.533 | 0.667 | 0.771 | 0.89 | 1.02 | 1.14 | 1.27 | 1.44 | 1.55 | 1.7 | 0.13 | 81.37 | 0.123 | 0.226 | 0.307 | 0.377 | 0.499 | 0.609 | 0.716 | 0.724 | 0.934 | 1.05 | 1.15 | 1.28 | 1.4 | 1.53 | 0.12 | 95.48 | 0.11 | 0.195 | 0.276 | 0.339 | 0.448 | 0.547 | 0.644 | 0.74 | 0.839 | 0.94 | 1.04 | 1.15 | 1.26 | 1.38 | 0.11 | 113.7 | 0.0979 | 0.181 | 0.245 | 0.301 | 0.397 | 0.485 | 0.571 | 0.656 | 0.744 | 0.824 | 0.925 | 1.02 | 1.12 | 1.22 | 0.10 | 137.5 | 0.085 | 0.156 | 0.212 | 0.261 | 0.345 | 0.421 | 0.496 | 0.57 | 0.647 | 0.725 | 0.804 | 0.886 | 0.97 | 1.06 | | | | | | | | | | | | | | | | | 0.09 | 169.7 | 0.0752 | 0.139 | 0.188 | 0.231 | 0.306 | 0.373 | 0.439 | 0.505 | 0.572 | 0.641 | 0.771 | 0.784 | 0.859 | 0.937 | 0.08 | 214.8 | 0.0656 | 0.121 | 0.165 | 0.203 | 0.266 | 0.321 | 0.38 | 0.438 | 0.494 | 0.552 | 0.609 | 0.67 | 0.731 | 0.795 | 0.07 | 280.6 | 0.0548 | 0.101 | 0.138 | 0.17 | 0.223 | 0.271 | 0.319 | 0.366 | 0.413 | 0.461 | 0.509 | 0.56 | 0.611 | 0.664 | 0.06 | 382 | 0.0461 | 0.0848 | 0.115 | 0.14 | 0.186 | 0.226 | 0.262 | 0.302 | 0.396 | 0.378 | 0.417 | 0.456 | 0.495 | 0.537 | 0.05 | 549.8 | 0.0359 | 0.0662 | 0.0897 | 0.109 | 0.145 | 0.176 | 0.205 | 0.236 | 0.263 | 0.295 | 0.325 | 0.356 | 0.387 | 0.419 | | | | | | | | | | | | | | | | | 0.04 | 859.2 | 0.0268 | 0.0497 | 0.0671 | 0.082 | 0.108 | 0.132 | 0.153 | 0.176 | 0.197 | 0.219 | 0.242 | 0.263 | 0.285 | 0.308 | 0.03 | 1,528 | 0.0182 | 0.0336 | 0.0454 | 0.0555 | 0.0733 | 0.0892 | 0.104 | 0.119 | 0.134 | 0.148 | 0.163 | 0.178 | 0.193 | 0.209 | 0.025 | 2,200 | 0.0146 | 0.0269 | 0.0363 | 0.0444 | 0.0585 | 0.071 | 0.0826 | 0.0943 | 0.106 | 0.117 | 0.129 | 0.14 | 0.151 | 0.16 |
[目次に戻る]
|