表9-26 塑料绝缘软线、塑料护套线明敷设的载流量(θn=70℃)
|
截 面 (mm2) |
1芯(A) |
2芯(A) |
3芯(A) |
||||||||||
|
25℃ |
30℃ |
35℃ |
40℃ |
25℃ |
30℃ |
35℃ |
40℃ |
25℃ |
30℃ |
35℃ |
40℃ |
||
|
BLVV型 铝芯 |
2.5 |
27 |
25 |
24 |
22 |
21 |
20 |
19 |
17 |
17 |
16 |
15 |
14 |
|
4 |
36 |
34 |
32 |
30 |
28 |
26 |
24 |
23 |
23 |
22 |
21 |
19 |
|
|
6 |
46 |
43 |
40 |
37 |
35 |
33 |
31 |
29 |
27 |
25 |
24 |
22 |
|
|
10 |
63 |
59 |
55 |
51 |
54 |
51 |
48 |
44 |
42 |
40 |
38 |
35 |
|
|
RV RVV RVB RVS RFB RFS BVV型 铜芯 |
0.12 |
5.3 |
5 |
4.7 |
4.4 |
4.2 |
4 |
3.8 |
3.5 |
3.2 |
3 |
2.8 |
2.6 |
|
0.2 |
7.4 |
7 |
6.6 |
6 |
5.8 |
5.5 |
5.2 |
4.8 |
4.2 |
4 |
3.8 |
3.5 |
|
|
0.3 |
9.5 |
9 |
8.5 |
7.8 |
7.4 |
7 |
6.6 |
6 |
5.3 |
5 |
4.7 |
4.4 |
|
|
0.4 |
11.7 |
11 |
10.3 |
9.6 |
9 |
8.5 |
8 |
7.4 |
6.4 |
6 |
5.6 |
5.2 |
|
|
0.5 |
13.3 |
12.5 |
11.8 |
10.9 |
10 |
9.5 |
9 |
8 |
7.4 |
7 |
6.6 |
6 |
|
|
0.75 |
17 |
16 |
15 |
14 |
13 |
12.5 |
12 |
11 |
9.5 |
9 |
8.5 |
7.8 |
|
|
1.0 |
20 |
19 |
18 |
17 |
16 |
15 |
14 |
13 |
12 |
11 |
10 |
9.6 |
|
|
1.5 |
25 |
24 |
23 |
21 |
20 |
19 |
18 |
17 |
15 |
14 |
13 |
12 |
|
|
2.0 |
30 |
28 |
26 |
24 |
23 |
22 |
20 |
19 |
18 |
17 |
16 |
15 |
|
|
2.5 |
34 |
32 |
30 |
28 |
28 |
26 |
24 |
23 |
21 |
20 |
19 |
17 |
|
|
4 |
45 |
42 |
39 |
37 |
38 |
36 |
34 |
31 |
28 |
26 |
24 |
23 |
|
|
6 |
58 |
55 |
52 |
48 |
50 |
47 |
44 |
41 |
34 |
32 |
30 |
28 |
|
|
10 |
80 |
75 |
71 |
65 |
69 |
65 |
61 |
57 |
55 |
52 |
49 |
45 |
|