截面 (mm²) |
2根单芯(A) | 管径(mm) | 3根单芯(A) | 管径(mm) | 4根单芯(A) | 管径(mm) | |||||||||||||||||||
支线 | 干线 | 支线 | 干线 | 支线 | 干线 | ||||||||||||||||||||
25°C | 30°C | 35°C | 40°C | G | DG | G | DG | 25°C | 30°C | 35°C | 40°C | G | DG | G | DG | 25°C | 30°C | 35°C | 40°C | G | DG | G | DG | ||
BLV型
铝芯 |
2.5 | 21 | 20 | 19 | 17 | 15 | 16 | - | - | 19 | 18 | 17 | 16 | 15 | 16 | - | - | 16 | 15 | 14 | 13 | 15 | 19 | - | - |
4 | 29 | 27 | 25 | 23 | 15 | 19 | - | - | 25 | 24 | 23 | 21 | 15 | 19 | - | - | 23 | 22 | 21 | 19 | 20 | 25 | - | - | |
6 | 37 | 35 | 33 | 30 | 20 | 25 | - | - | 34 | 32 | 30 | 28 | 20 | 25 | - | - | 30 | 28 | 26 | 24 | 20 | 25 | - | - | |
10 | 52 | 49 | 46 | 43 | 20 | 25 | 25 | 32 | 47 | 44 | 41 | 38 | 25 | 32 | 25 | 32 | 40 | 38 | 36 | 33 | 25 | 32 | 32 | 38 | |
16 | 67 | 63 | 59 | 55 | 25 | 32 | 32 | 38 | 59 | 56 | 53 | 49 | 25 | 32 | 32 | 38 | 53 | 50 | 47 | 44 | 32 | 38 | 32 | (51) | |
25 | 94 | 89 | 84 | 77 | 32 | 38 | 32 | 38 | 74 | 70 | 66 | 61 | 32 | 38 | 32 | (51) | 69 | 65 | 61 | 57 | 32 | (51) | 50 | (51) | |
35 | 106 | 100 | 94 | 87 | 32 | 38 | 40 | (51) | 95 | 90 | 85 | 78 | 32 | (51) | 40 | (51) | 85 | 80 | 75 | 70 | 50 | (51) | 50 | (51) | |
50 | 133 | 125 | 118 | 109 | 40 | (51) | 50 | (51) | 117 | 110 | 103 | 96 | 40 | (51) | 50 | (51) | 106 | 100 | 94 | 87 | 50 | (51) | 65 | - | |
70 | 164 | 155 | 146 | 135 | 50 | (51) | 50 | - | 152 | 143 | 134 | 124 | 50 | (51) | 65 | - | 135 | 127 | 119 | 110 | 65 | - | 65 | - | |
95 | 201 | 190 | 179 | 165 | 50 | - | 65 | - | 180 | 170 | 160 | 148 | 65 | - | 65 | - | 161 | 152 | 143 | 132 | 65 | - | 65 | - | |
120 | 233 | 220 | 207 | 191 | 65 | - | 65 | - | 207 | 195 | 183 | 170 | 65 | - | 65 | - | 182 | 172 | 162 | 150 | 65 | - | 80 | - | |
150 | 250 | 250 | 235 | 218 | 65 | - | 65 | - | 239 | 225 | 212 | 196 | 65 | - | 80 | - | 212 | 200 | 188 | 174 | 80 | - | 100 | - | |
185 | 285 | 285 | 268 | 248 | 65 | - | - | - | 270 | 255 | 240 | 222 | 80 | - | 80 | - | 240 | 230 | 216 | 200 | 100 | - | 100 | - | |
BV型
铜芯
|
1 | 15 | 14 | 13 | 12 | 15 | 16 | - | - | 14 | 13 | 12 | 11 | 15 | 16 | - | - | 12 | 11 | 10 | 9 | 15 | 16 | - | - |
1.5 | 20 | 19 | 18 | 17 | 15 | 16 | - | - | 18 | 17 | 16 | 15 | 15 | 16 | - | - | 17 | 16 | 15 | 14 | 15 | 16 | - | - | |
2.5 | 28 | 26 | 24 | 23 | 15 | 16 | - | - | 25 | 24 | 23 | 21 | 15 | 16 | - | - | 23 | 22 | 21 | 19 | 15 | 16 | - | - | |
4 | 37 | 35 | 33 | 30 | 15 | 19 | - | - | 33 | 31 | 29 | 27 | 15 | 19 | - | - | 30 | 28 | 26 | 24 | 20 | 25 | - | - | |
6 | 50 | 47 | 44 | 41 | 20 | 25 | - | - | 43 | 41 | 39 | 36 | 20 | 25 | - | - | 39 | 37 | 35 | 32 | 20 | 25 | - | - | |
10 | 69 | 65 | 61 | 57 | 20 | 25 | 25 | 32 | 60 | 57 | 54 | 50 | 25 | 32 | 25 | 32 | 53 | 50 | 47 | 44 | 25 | 32 | 32 | 38 | |
16 | 87 | 82 | 77 | 71 | 25 | 32 | 32 | 38 | 77 | 73 | 69 | 64 | 25 | 32 | 32 | 38 | 69 | 65 | 61 | 57 | 32 | 38 | 32 | (51) | |
25 | 113 | 107 | 101 | 93 | 32 | 38 | 32 | 38 | 101 | 95 | 89 | 83 | 32 | 38 | 32 | (51) | 90 | 85 | 80 | 74 | 32 | (51) | 50 | (51) | |
35 | 141 | 133 | 125 | 116 | 32 | 38 | 40 | (51) | 122 | 115 | 108 | 100 | 32 | (51) | 40 | (51) | 111 | 105 | 99 | 91 | 50 | (51) | 50 | (51) | |
50 | 175 | 165 | 155 | 144 | 40 | (51) | 50 | (51) | 155 | 146 | 137 | 127 | 40 | (51) | 50 | (51) | 138 | 130 | 122 | 113 | 50 | (51) | 65 | - | |
70 | 217 | 205 | 193 | 178 | 50 | (51) | 50 | - | 194 | 183 | 172 | 159 | 50 | (51) | 65 | - | 175 | 165 | 155 | 144 | 65 | - | 65 | - | |
95 | 265 | 250 | 235 | 218 | 50 | - | 65 | - | 239 | 225 | 212 | 196 | 65 | - | 65 | - | 212 | 200 | 188 | 174 | 65 | - | - | - | |
120 | 307 | 290 | 273 | 252 | 65 | - | 65 | - | 276 | 260 | 244 | 226 | 65 | - | 65 | - | 244 | 230 | 216 | 200 | 65 | - | - | - | |
150 | 350 | 330 | 310 | 287 | 65 | - | 65 | - | 318 | 300 | 282 | 261 | 65 | - | 80 | - | 281 | 265 | 249 | 231 | 80 | - | - | - | |
185 | 403 | 380 | 357 | 331 | 65 | - | - | - | 360 | 340 | 320 | 296 | 80 | - | 80 | - | 318 | 300 | 282 | 261 | 100 | - | - |