截面
(mm2)
|
固定敷线用线芯
|
明线装置
|
钢管布线
|
塑料管布线
|
护套线
|
软线
|
截 面
(mm2)
|
50℃时有效电阻(Ω/KM)
|
电压降低一伏时的长度
(M)
|
|
根数/单根
直径
(毫米)
|
近似英规
|
两根
|
三根
|
四根
|
两根
|
三根
|
四根
|
两芯
|
三及四芯
|
单芯
|
双芯
|
|
铜
|
铝
|
铜
|
铝
|
铜
|
铝
|
铜
|
铝
|
铜
|
铝
|
铜
|
铝
|
铜
|
铝
|
铜
|
铝
|
铜
|
铝
|
铜
|
铜
|
铜
|
铝
|
铜
|
铝
|
0.50
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
7
|
|
4
|
|
|
7
|
0.50
|
|
|
|
|
0.75
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
9.5
|
0.75
|
|
|
|
|
0.80
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
10
|
|
9
|
|
|
10
|
0.80
|
|
|
|
|
1.0
|
1/1.13
|
1/18
|
18
|
|
13
|
|
12
|
|
10
|
|
11
|
|
10
|
|
10
|
|
11
|
|
10
|
8
|
|
11
|
1.00
|
20.520
|
|
2.70
|
|
1.5
|
1/1.37
|
1/17
|
23
|
16
|
17
|
13
|
16
|
12
|
15
|
10
|
15
|
12
|
14
|
11
|
12
|
10
|
14
|
12
|
10
|
12
|
|
14
|
1.50
|
13.7387
|
23.000
|
3.20
|
2.70
|
2.0
|
1/1.60
|
1/16
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
17
|
|
12
|
16
|
|
17
|
2.00
|
|
|
|
|
2.5
|
1/1.76
|
1/15
|
30
|
24
|
24
|
18
|
22
|
17
|
10
|
14
|
22
|
17
|
19
|
15
|
17
|
13
|
18
|
14
|
16
|
|
|
18
|
2.50
|
8.2432
|
13.888
|
4.03
|
3.00
|
4
|
1/2.24
|
1/13
|
39
|
30
|
32
|
24
|
29
|
22
|
26
|
20
|
29
|
22
|
26
|
20
|
23
|
17
|
28
|
21.8
|
21
|
|
|
|
4
|
5.1520
|
8.000
|
5.00
|
3.85
|
6
|
1/2.73
|
1/11
|
50
|
39
|
43
|
32
|
37
|
30
|
34
|
26
|
37
|
29
|
33
|
25
|
30
|
23
|
|
|
|
|
|
|
6
|
3.4347
|
5.786
|
5.80
|
4.45
|
10
|
7/1.33
|
7/17
|
74
|
57
|
59
|
45
|
52
|
40
|
46
|
34.5
|
51
|
38
|
45
|
35
|
40
|
30
|
|
|
|
|
|
|
10
|
2.0608
|
3.472
|
6.56
|
5.03
|
16
|
7/1.70
|
7/16
|
95
|
74
|
75
|
57
|
67
|
51
|
60
|
45
|
66
|
50
|
59
|
45
|
52
|
40
|
|
|
|
|
|
|
16
|
1.2880
|
2.170
|
8.20
|
6.20
|
25
|
7/2.12
|
7/14
|
126
|
96
|
98
|
75
|
87
|
66
|
78
|
59
|
87
|
67
|
78
|
59
|
69
|
52
|
|
|
|
|
|
|
25
|
0.8243
|
1.390
|
9.60
|
7.50
|
35
|
7/2.50
|
7/12
|
156
|
120
|
121
|
92
|
106
|
82
|
95
|
72
|
109
|
83
|
96
|
73
|
85
|
64
|
|
|
|
|
|
|
35
|
0.5888
|
0.990
|
10.90
|
8.40
|
50
|
19/1.83
|
19/15
|
200
|
152
|
151
|
115
|
134
|
102
|
119
|
91
|
139
|
104
|
121
|
94
|
107
|
82
|
|
|
|
|
|
|
50
|
0.4122
|
0.699
|
12.20
|
9.50
|
70
|
19/2.14
|
19/14
|
247
|
191
|
186
|
143
|
167
|
130
|
150
|
115
|
169
|
133
|
152
|
117
|
135
|
104
|
|
|
|
|
|
|
70
|
0.2044
|
0.496
|
13.80
|
10.50
|
95
|
19/2.50
|
19/12
|
300
|
230
|
225
|
174
|
203
|
156
|
182
|
139
|
208
|
160
|
186
|
143
|
169
|
130
|
|
|
|
|
|
|
95
|
0.2169
|
0.3655
|
15.40
|
11.90
|
120
|
37/2.0
|
37/14
|
346
|
268
|
260
|
200
|
233
|
182
|
212
|
165
|
242
|
182
|
217
|
165
|
197
|
147
|
|
|
|
|
|
|
120
|
0.1717
|
0.2893
|
16.80
|
13.00
|
150
|
37/2.24
|
37/13
|
407
|
312
|
294
|
226
|
268
|
208
|
243
|
191
|
277
|
217
|
252
|
197
|
230
|
178
|
|
|
|
|
|
|
150
|
0.1374
|
0.2314
|
18.00
|
13.80
|
185
|
37/2.50
|
37/12
|
468
|
365
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
185
|
0.1114
|
0.1876
|
19.30
|
14.60
|
240
|
61/2.24
|
61/13
|
570
|
442
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
240
|
0.0859
|
0.1446
|
20.50
|
15.70
|
300
|
61/2.50
|
61/12
|
668
|
520
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
300
|
|
|
|
|
400
|
61/2.85
|
61/11
|
615
|
632
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
400
|
|
|
|
|
500
|
91/2.62
|
91/12
|
950
|
738
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
500
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
注:表内为65℃的计算值,当环境温度低于此值时应乘以校正系数。35℃×1.0,40℃×0.91,45℃×0.82,50℃×0.71,55℃×0.58
|