1．成品电缆导体（R类）直流电阻（符合GB3956规定）参照附录A表2。
2．20℃时绝缘电阻不小于50MΩ/KM。
3．成品电缆经受交流50HZ3.5KV/5min电压试验不击穿。
七：基本电缆规格及结构参数
1．绝缘和护套动力扁电缆
|
线芯*标称截面（mm2） |
导体结构
（根数*直径）
mm
|
电缆最大外径（mm）
|
|
YVFB
|
||
|
2*1.5
|
48*0.20
|
11.4*7.5
|
|
2*2.5
|
51*0.25
|
14.0×9.0
|
|
2*4
|
82*0.25
|
15.8×9.5
|
|
2*6
|
123*0.25
|
18.2×10.8
|
|
2*10
|
204*0.25
|
21.5×12.5
|
|
2*16
|
323*0.25
|
24.2×13.9
|
|
2*25
|
513*0.25
|
28.5×16.2
|
|
2*35
|
722*0.25
|
31.8×18.1
|
|
2*50
|
1026*0.25
|
36.6×20.5
|
|
2*70
|
1406*0.25
|
41.6×23.3
|
|
2*95
|
486*0.50
|
47.3×26.3
|
|
2*120
|
608*0.50
|
50.8×28.1
|
|
2*150
|
760*0.50
|
56.3×31.2
|
|
3*1.5
|
48*0.20
|
15.8*7.5
|
|
3*2.5
|
51*0.25
|
18.8×9.0
|
|
3*4
|
82*0.25
|
21.6×9.5
|
|
3*6
|
123*0.25
|
25.8×11.3
|
|
3*10
|
204*0.25
|
32.1×13.2
|
|
3*16
|
323*0.25
|
34.2×14.9
|
|
3*25
|
513*0.25
|
42.3×18.2
|
|
3*35
|
722*0.25
|
46.2×19.1
|
|
3*50
|
1026*0.25
|
55.8×22.0
|
|
3*70
|
1406*0.25
|
66.8×26.8
|
|
3*95
|
486*0.50
|
70.2×28.0
|
|
3*120
|
608*0.50
|
85.5×36.0
|
|
3*150
|
760*0.50
|
95.0×35.1
|
|
4*1.5
|
48*0.20
|
20.5*7.5
|
|
4*2.5
|
945*0.50
|
25.8×9.0
|
|
4*4
|
82*0.25
|
29.4×9.5
|
|
4*6
|
123*0.25
|
34.1×11.8
|
|
4*10
|
204*0.25
|
40.4×12.9
|
|
4*16
|
323*0.25
|
45.9×15.6
|
|
4*25
|
513*0.25
|
54.1×18.1
|
|
4*35
|
722*0.25
|
58.6×20.2
|
|
4*50
|
1026*0.25
|
83.0×26.5
|
|
3×4+2.5
|
82*0.25/51*0.25
|
30.6×10.7
|
|
3×6+4
|
123*0.25/82*0.25
|
31.0×12.8
|
|
3×10+6
|
204*0.25/123*0.25
|
35.0×12.9
|
|
3×16+6
|
323*0.25/123*0.25
|
41.3×15.6
|
|
3×25+10
|
513*0.25/204*0.25
|
49.1×18.1
|
|
3×35+10
|
722*0.25/204*0.25
|
64.2×20.2
|
|
3×50+16
|
1026*0.25/323*0.25
|
80.2×23.4
|
|
3×70+25
|
1406*0.25/513*0.25
|
85.3×27.2
|
|
3×95+35
|
486*0.50/722*0.25
|
97.6×29.7
|
|
3×120+35
|
608*0.50/722*0.25
|
107.1×31.9
|
|
5*1.5
|
48*0.20
|
25.5*7.5
|
|
5*2.5
|
51*0.25
|
32.0*9.0
|
|
5*4
|
82*0.5
|
37.5*10
|
|
6*1.5
|
48*0.20
|
31*7.5
|
|
6*2.5
|
51*0.25
|
40.9*9.0
|
|
6*4
|
82*0.5
|
42.0*10
|
|
7*1.5
|
48*0.20
|
32.0*7.0
|
|
7*2.5
|
51*0.25
|
41.0*9.0
|
|
7*4
|
82*0.25
|
44.0*10.0
|
|
8*1.5
|
48*0.20
|
38.5*7.8
|
|
8*2.5
|
51*0.25
|
48.0*8.0
|
|
8*4
|
82*0.25
|
51.0*10.6
|
|
10*1.5
|
48*0.20
|
44.5*7.8
|
|
10*2.5
|
51*0.25
|
59.0*9.0
|
|
10*4
|
82*0.25
|
65.2*11.0
|
|
12*1.5
|
48*0.20
|
59.5*8.5
|
|
12*2.5
|
51*0.25
|
70.0*8.5
|
|
12*4
|
82*0.25
|
80.2*11.0
|
