电缆芯排列及外径计算
|
芯数 |
芯线排列 |
外径比(M=D/d) |
中芯空隙面积Xd2 |
|
|
2 |
2 |
2 |
0 |
1.571 |
|
3 |
3 |
2.154 |
0.04 |
1.248 |
|
4 |
4 |
2.414 |
0.215 |
1.22 |
|
5 |
5 |
2.7 |
0.543 |
1.259 |
|
6 |
6 |
3 |
1.025 |
1.329 |
|
7 |
1+6 |
3 |
0 |
1.329 |
|
8 |
1+7 |
3.3 |
0 |
1.39 |
|
9 |
1+8 |
3.7 |
0 |
1.679 |
|
10 |
2+8 |
4 |
0 |
2.276 |
|
11 |
3+8 |
4.154 |
0.04 |
2.593 |
|
12 |
3+9 |
4.154 |
0.04 |
2.039 |
|
13 |
4+9 |
4.414 |
0.215 |
2.553 |
|
14 |
4+10 |
4.414 |
0.215 |
2.025 |
|
15 |
5+10 |
4.7 |
0.543 |
2.578 |
|
16 |
5+11 |
4.7 |
0.543 |
2.071 |
|
17 |
6+11 |
5 |
1.025 |
2.641 |
|
18 |
6+12 |
5 |
1.025 |
2.137 |
|
19 |
1+6+12 |
5 |
0 |
2.137 |
|
20 |
1+6+13 |
5.154 |
0 |
1.944 |
|
21 |
1+7+13 |
5.3 |
0 |
2.257 |
|
22 |
1+8+13 |
5.7 |
0 |
4.442 |
|
23 |
2+8+13 |
6 |
0 |
3.598 |
|
24 |
2+8+14 |
6 |
0 |
2.975 |
|
25 |
3+8+14 |
6.154 |
0.04 |
3.285 |
|
26 |
3+9+14 |
6.154 |
0.04 |
3.285 |
|
27 |
3+9+15 |
6.154 |
0.04 |
2.801 |
|
28 |
4+9+15 |
6.414 |
0.215 |
3.282 |
|
29 |
4+9+16 |
6.414 |
0.215 |
2.806 |
|
30 |
4+10+16 |
6.414 |
0.215 |
2.806 |
|
31 |
5+10+16 |
6.7 |
0.543 |
3.319 |
|
32 |
5+11+16 |
6.7 |
0.543 |
3.319 |
|
33 |
5+11+17 |
6.7 |
0.543 |
2.864 |
|
34 |
6+11+17 |
7 |
1.025 |
3.398 |
|
35 |
6+12+17 |
7 |
1.025 |
3.398 |
|
36 |
6+12+18 |
7 |
1.025 |
2.927 |
|
37 |
1+6+12+18 |
7 |
0 |
2.927 |
|
38 |
1+7+12+18 |
7.3 |
0 |
3.458 |
|
39 |
2+6+12+18 |
8 |
0 |
4.705 |
|
40 |
2+7+12+19 |
8 |
0 |
4.254 |
|
41 |
2+7+13+19 |
8 |
0 |
4.254 |
|
42 |
2+8+13+19 |
8 |
0 |
4.254 |
|
44 |
2+8+14+20 |
8 |
0 |
3.774 |
|
45 |
3+8+14+20 |
8.154 |
0.04 |
4.042 |
|
48 |
3+9+15+21 |
8.154 |
0.04 |
2.867 |