產品用型號、額定電壓、芯數、標稱截面和本標準號表示。
表3、 | 單芯電纜 | 多芯電纜 | ||
項目 | 無鎧裝 | 有鎧裝 | 無鎧裝 | 有鎧裝 |
安裝時zui小彎曲半徑 | 20D | 15D | 15D | 12D |
D一電纜的外徑
主要性能
性能比較Performance Comparison | BBTRZ塑料防火電纜 | 耐火電纜Fire-resistant Cable | |
耐火指標Fire-resistance index | 燃燒 Combustion | A級650℃. 180min | 750℃-90min |
B級750℃.180min | |||
C級950℃.180min | |||
D級750℃.20min | |||
噴淋Spraying | W級650℃. 15min | ||
機械撞擊Mechanical impact | X級650℃.15min | 750℃.120min | |
Y級750℃.15min | |||
Z級950'℃.15min |
電纜外徑 | 敷設方式 | |
水平 | 垂直 | |
D≤20 | 400 | 1000 |
20< D≤30 | 600 | 1200 |
30< D≤50; | 800 | 1500 |
D>50 | 1000 | 2500 |
線芯截面CoreCross-section | 近似外徑( mm )Approximate Outside Diameter (mm) | |||||||
mm' | 1芯 | 2芯 | 3芯 | 4芯 | 5芯 | 3+1芯 | 3+2芯 | 4+1芯 |
1.5 | 11.4 | 14.9 | 15.8 | 16.8 | 17.9 | 16.5 | 17.6 | 17.6 |
2.5 | 11.9 | 15.9 | 16.7 | 17.9 | 18.9 | 17.6 | 18.4 | 18.9 |
4 | 12.6 | 17.3 | 18.2 | 19.5 | 20.8 | 19.3 | 19.8 | 20.9 |
6 | 13.2 | 18.5 | 19.6 | 20.8 | 23.3 | 20.7 | 21.9 | 22.3 |
10 | 13.8 | 20.4 | 21.5 | 23.2 | 25.2 | 22.8 | 24.3 | 24.6 |
16 | 15.1 | 22.6 | 23.8 | 25.6 | 27.8 | 25.3 | 26.7 | 27.6 |
25 | 16.5 | 25.8 | 27.6 | 29.8 | 32.6 | 28.8 | 30.9 | 31.8 |
35 | 17.8 | 28.5 | 29.6 | 32.6 | 36.2 | 30.9 | 32.7 | 34.3 |
50 | 19.5 | 31.6 | 33.1 | 36.5 | 40.6 | 35.2 | 37.2 | 38.7 |
70 | 21.4 | 35.3 | 37.1 | 41.4 | 45.8 | 39.6 | 41.5 | 43.1 |
95 | 24.0 | 41.4 | 44.1 | 48.5 | 53.5 | 45.2 | 48.2 | 51.5 |
120 | 26.6 | 44.7 | 47.5 | 52.3 | 58.1 | 49.4 | 52.3 | 55.4 |
150 | 27.6 | 48.8 | 52.0 | 57.4 | 63.2 | 53.3 | 56.4 | 60.0 |
185 | 30.7 | 53.9 | 57.6 | 63.6 | 70.0 | 59.7 | 63.3 | 66.2 |
240 | 33.5 | 59.7 | 64.0 | 71.3 | 78.1 | 66.2 | 70.1 | 74.8 |
300 | 36.5 | 65.6 | 70.2 | 78.2 | 87.0 | 73.0 | 77.0 | 82.1 |
線芯截面CoreCross-section | 近似重量(Kg/Km) Approximate Weight (Kg/Km) | |||||||
mm' | 1芯 | 2芯 | 3芯 | 4芯 | 5芯 | 3+1芯 | 3+2芯 | 4+1芯 |
1.5 | 151 | 260 | 284 | 330 | 387 | 312 | 360 | 374 |
2.5 | 162 | 295 | 333 | 386 | 460 | 370 | 425 | 444 |
4 | 192 | 354 | 404 | 493 | 592 | 470 | 535 | 565 |
6 | 217 | 430 | 498 | 599 | 734 | 588 | 687 | 700 |
10 | 280 | 535 | 645 | 802 | 980 | 765 | 899 | 923 |
16 | 346 | 687 | 860 | 1080 | 1345 | 1023 | 1201 | 1260 |
25 | 470 | 940 | 1231 | 1570 | 1960 | 1474 | 1700 | 1790 |
35 | 581 | 1170 | 1530 | 1989 | 2488 | 1765 | 2034 | 2235 |
50 | 730 | 1482 | 1978 | 2589 | 3254 | 2320 | 2753 | 2964 |
70 | 954 | 1960 | 2630 | 3488 | 4420 | 3088 | 3634 | 3999 |
95 | 1290 | 2634 | 3614 | 4780 | 6050 | 4178 | 4890 | 5462 |
120 | 1560 | 3190 | 4399 | 5830 | 7370 | 5200 | 6151 | 6750 |
150 | 1864 | 3823 | 5287 | 7022 | 8879 | 6132 | 7109 | 8025 |
185 | 2273 | 4666 | 6537 | 8674 | 11000 | 7630 | 9001 | 9993 |
240 | 2870 | 5920 | 8350 | 11160 | 14200 | 9800 | 11487 | 12820 |
300 | 3523 | 7288 | 10299 | 13800 | 17594 | 13101 | 15923 | 16735 |