AS/NZS 3008.1.1:2025
Table 3.13
Current ratings, single‑core cable, three cables per circuit, cross-linked 90 °C
On the 2025 edition, the cable size tool reads this table for single‑core cross-linked cable on a three‑phase circuit. It gives the printed rating in copper or aluminium for each installation method.
Đã xác minh: đối chiếu với tiêu chuẩn in, trang 38–39. Đã kiểm tra 27 Sept 2026.
Đơn vị: Rating A
Đây là các giá trị mà AmpSize mã hóa. Không sao chép nội dung tiêu chuẩn. Hãy đối chiếu với tiêu chuẩn hiện hành.
20 hàng
| Size | Cu spaced apart | Cu spaced from surface | Cu touching | Cu sun | Cu enclosed air | Cu insulation partial | Cu insulation complete | Cu buried direct | Cu underground one enclosure | Cu underground separate enclosures | Al spaced apart | Al spaced from surface | Al touching | Al sun | Al enclosed air | Al insulation partial | Al insulation complete | Al buried direct | Al underground one enclosure | Al underground separate enclosures |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 19 | 16 | 16 | 12 | 15 | 12 | 8 | 24 | 18 | 22 | — | — | — | — | — | — | — | — | — | — |
| 1.5 | 25 | 21 | 20 | 15 | 18 | 15 | 10 | 31 | 22 | 27 | — | — | — | — | — | — | — | — | — | — |
| 2.5 | 35 | 30 | 28 | 21 | 25 | 20 | 14 | 42 | 31 | 38 | — | — | — | — | — | — | — | — | — | — |
| 4 | 46 | 40 | 37 | 28 | 33 | 26 | 19 | 55 | 40 | 49 | — | — | — | — | — | — | — | — | — | — |
| 6 | 59 | 50 | 47 | 36 | 42 | 34 | 24 | 68 | 50 | 60 | — | — | — | — | — | — | — | — | — | — |
| 10 | 81 | 69 | 65 | 48 | 56 | 45 | 32 | 91 | 67 | 79 | — | — | — | — | — | — | — | — | — | — |
| 16 | 108 | 92 | 86 | 64 | 72 | 58 | 43 | 117 | 86 | 101 | 84 | 71 | 67 | 50 | 56 | 45 | 33 | 91 | 66 | 79 |
| 25 | 146 | 125 | 117 | 86 | 97 | 77 | 58 | 151 | 113 | 132 | 113 | 97 | 91 | 66 | 75 | 60 | 45 | 117 | 87 | 103 |
| 35 | 180 | 154 | 144 | 105 | 120 | 96 | 72 | 180 | 137 | 158 | 140 | 119 | 111 | 81 | 93 | 75 | 56 | 140 | 106 | 122 |
| 50 | 221 | 188 | 176 | 127 | 143 | 114 | — | 214 | 163 | 190 | 171 | 146 | 136 | 99 | 111 | 89 | — | 166 | 126 | 147 |
| 70 | 282 | 240 | 224 | 160 | 183 | 146 | — | 262 | 203 | 232 | 219 | 186 | 174 | 124 | 142 | 114 | — | 203 | 158 | 180 |
| 95 | 350 | 298 | 278 | 197 | 220 | 176 | — | 313 | 244 | 276 | 271 | 232 | 216 | 153 | 171 | 137 | — | 243 | 190 | 214 |
| 120 | 410 | 349 | 325 | 229 | 261 | 209 | — | 356 | 284 | 320 | 318 | 271 | 253 | 178 | 203 | 162 | — | 277 | 221 | 248 |
| 150 | 472 | 403 | 375 | 262 | 295 | 236 | — | 400 | 320 | 358 | 366 | 313 | 291 | 203 | 229 | 183 | — | 310 | 249 | 277 |
| 185 | 550 | 468 | 435 | 302 | 335 | 268 | — | 452 | 363 | 413 | 427 | 365 | 339 | 235 | 261 | 209 | — | 352 | 283 | 321 |
| 240 | 660 | 560 | 521 | 358 | 399 | 320 | — | 523 | 426 | 477 | 513 | 438 | 407 | 280 | 312 | 250 | — | 409 | 333 | 371 |
| 300 | 766 | 648 | 602 | 410 | 469 | 375 | — | 589 | 491 | 552 | 596 | 508 | 472 | 322 | 368 | 294 | — | 463 | 385 | 430 |
| 400 | 899 | 756 | 702 | 474 | 534 | 427 | — | 668 | 557 | 626 | 705 | 599 | 557 | 376 | 424 | 339 | — | 530 | 442 | 491 |
| 500 | 1051 | 874 | 812 | 544 | 633 | 506 | — | 752 | 648 | 707 | 829 | 703 | 652 | 437 | 509 | 407 | — | 604 | 520 | 559 |
| 630 | 1230 | 1010 | 938 | 621 | 714 | 571 | — | 843 | 727 | 820 | 978 | 824 | 765 | 507 | 583 | 466 | — | 688 | 593 | 654 |