截面mm²

铜导体
根数/直径
mm

绝缘标称
厚度mm

护套标称
厚度mm

平均外径 mm

20℃时导体电阻
最大值Ω/km

70℃时绝缘
电阻最小
MΩ·km

下限

上限

铜芯

镀锡铜芯

1×0.12

7/0.15

0.4

0.4

2.4

3.0

158

163

0.016

1×0.3

16/0.15

0.5

0.4

2.9

3.5

69.2

71.2

0.014

1×0.75

42/0.15

0.5

0.4

3.4

4.1

26

26.7

0.010

1×1.0

32/0.2

0.6

0.6

4.1

4.9

19.5

20.0

0.010

2×0.12

7/0.15

0.4

0.6

3.7

4.9

158

163

0.016

2×0.2

12/0.15

0.4

0.6

4.1

5.3

92.3

95.0

0.013

2×0.3

16/0.15

0.5

0.6

4.8
3.5×5.1

6.2
4.2×6.2

69.2

71.2

0.014

2×0.5

28/0.15

0.5

0.6

5.3
3.7×5.3

6.8
4.5×6.8

39.0

40.1

0.012

2×0.75

42/0.15

0.5

0.6

5.8
4×6.1

7.4
4.8×7.4

26.0

26.7

0.010

2×1.0

32/0.2

0.6

0.6

6.4
4.3×6.7

8.2
5.2×8.3

19.5

20.0

0.010

2×1.5

48/0.2

0.6

0.8

7.3
4.9×7.6

9.2
6.0×9.3

13.3

13.7

0.009

3×0.12

7/0.15

0.4

0.6

3.9

5.1

158

163

0.016

3×0.2

12/0.15

0.4

0.6

4.5

5.8

92.3

95.0

0.013

3×0.3

16/0.15

0.5

0.6

5.1

6.5

69.2

71.2

0.014

3×0.4

23/0.15

0.5

0.6

5.4

6.9

48.2

49.6

0.013

3×0.5

28/0.15

0.5

0.6

5.6

7.1

39.0

40.1

0.012

3×0.75

42/0.15

0.5

0.6

6.1

7.8

26.0

26.7

0.010

3×1.0

32/0.2

0.6

0.8

7.2

9.1

19.5

20.0

0.010

3×1.5

48/0.2

0.6

0.8

8.0

10.0

13.3

13.7

0.009

4×0.12

7/0.15

0.4

0.6

4.5

5.8

158

163

0.016

4×0.2

12/0.15

0.4

0.6

4.9

6.2

92.3

95.0

0.013

4×0.3

16/0.15

0.5

0.6

5.5

7.0

69.2

71.2

0.014

5×0.2

12/0.15

0.4

0.6

5.3

6.7

92.3

95.0

0.013

5×0.3

16/0.15

0.5

0.6

6.0

7.6

69.2

71.2

0.014

6×0.3

16/0.15

0.5

0.6

6.5

8.2

69.2

71.2

0.014

7×0.12

7/0.15

0.4

0.6

5.2

6.6

158

163

0.016

7×0.2

12/0.15

0.4

0.6

5.7

7.2

92.3

95.0

0.013

10×0.12

7/0.15

0.4

0.6

6.4

8.1

158

163

0.016

10×0.2

12/0.15

0.4

0.6

7.4

9.3

92.3

95.0

0.013

10×0.3

16/0.15

0.5

0.8

8.7

10.9

69.2

71.2

0.014

12×0.12

7/0.15

0.4

0.6

6.6

8.3

158

163

0.016

12×0.2

12/0.15

0.4

0.8

7.6

9.6

92.3

95.0

0.013

12×0.4

23/0.15

0.5

0.8

9.6

11.9

48.2

49.6

0.013