芯数×
标称截面mm2

导体种类

绝缘
标称厚度mm

钢带
层数×厚度mm

护套
标称厚度mm

平均外径

70℃时绝缘电阻最小值MΩ/km

下限

上限

4×2.5

1

0.8

2×0.2(0.3)

1.5

13.0

17.0

0.010

4×4

1

0.8

2×0.2(0.3)

1.5

14.0

18.5

0.0085

4×6

1

0.8

2×0.2(0.3)

1.5

15.5

19.0

0.0070

4×10

2

1.0

2×0.2(0.3)

1.7

19.0

25.0

0.0065

5×2.5

1

0.8

2×0.2(0.3)

1.5

14.0

18.0

0.010

5×4

1

0.8

2×0.2(0.3)

1.5

15.0

19.5

0.0085

5×6

1

0.8

2×0.2(0.3)

1.7

17.0

21.5

0.0070

5×10

2

1.0

2×0.2(0.3)

1.7

20.5

26.5

0.0065

7×0.75

1

0.6

2×0.2(0.3)

1.5

11.5

15.5

0.012

7×1.0

1

0.6

2×0.2(0.3)

1.5

12.0

16.0

0.011

7×1.5

1

0.7

2×0.2(0.3)

1.5

13.5

17.5

0.011

7×2.5

1

0.8

2×0.2(0.3)

1.5

15.0

19.0

0.010

7×4

1

0.8

2×0.2(0.3)

1.5

16.5

20.5

0.0085

7×6

1

0.8

2×0.2(0.3)

1.7

18.0

22.5

0.0070

7×10

2

1.0

2×0.2(0.3)

1.7

22.5

28.5

0.0065

8×0.75

1

0.6

2×0.2(0.3)

1.5

12.5

16.5

0.012

8×1

1

0.6

2×0.2(0.3)

1.5

13.0

17.0

0.011

8×1.5

1

0.7

2×0.2(0.3)

1.5

14.5

18.5

0.011

8×2.5

1

0.8

2×0.2(0.3)

1.5

16.5

21.0

0.010

8×4

1

0.8

2×0.2(0.3)

1.7

18.5

23.0

0.0085

8×6

1

0.8

2×0.2(0.3)

1.7

20.0

24.5

0.0070

8×10

2

1.0

2×0.2(0.3)

1.7

25.0

31.5

0.0065

10×0.75

1

0.6

2×0.2(0.3)

1.5

13.5

18.0

0.012

10×1.0

1

0.6

2×0.2(0.3)

1.5

14.5

18.5

0.011

10×1.5

1

0.7

2×0.2(0.3)

1.5

16.0

20.5

0.011

10×2.5

1

0.8

2×0.2(0.3)

1.7

18.5

23.0

0.010

10×4

1

0.8

2×0.2(0.3)

1.7

20.5

25.0

0.0085

10×6

1

0.8

2×0.2(0.3)

1.7

22.5

27.0

0.0070

10×10

2

1.0

2×0.2(0.3)

2.0

28.5

35.0

0.0065

12×0.75

1

0.6

2×0.2(0.3)

1.5

14.0

18.0

0.012

12×1.0

1

0.6

2×0.2(0.3)

1.5

14.5

19.0

0.011

12×1.5

1

0.7

2×0.2(0.3)

1.5

16.5

20.5

0.011

12×2.5

1

0.8

2×0.2(0.3)

1.7

19.0

23.5

0.010

12×4

1

0.8

2×0.2(0.3)

1.7

21.0

25.5

0.0085

12×6

1

0.8

2×0.2(0.3)

1.7

23.0

28.0

0.0070

14×0.75

1

0.6

2×0.2(0.3)

1.5

14.5

18.5

0.012

14×1.0

1

0.6

2×0.2(0.3)

1.5

15.0

19.5

0.011

14×1.5

1

0.7

2×0.2(0.3)

1.7

17.5

22.0

0.011

14×2.5

1

0.8

2×0.2(0.3)

1.7

20.0

24.5

0.010

14×4

1

0.8

2×0.2(0.2)

1.7

22.0

26.5

0.0085

14×6

1

0.8

2×0.2(0.3)

1.7

24.0

29.0

0.0070

16×0.75

1

0.6

2×0.2(0.3)

1.5

15.0

19.5

0.012

16×1.0

1

0.6

2×0.2(0.3)

1.5

16.0

20.0

0.011

16×1.5

1

0.7

2×0.2(0.3)

1.7

18.0

22.5

0.011

16×2.5

1

0.8

2×0.2(0.3)

1.7

21.0

25.5

0.010

19×0.75

1

0.6

2×0.2(0.3)

1.5

15.5

20.0

0.012

19×1.0

1

0.6

2×0.2(0.3)

1.7

17.0

21.5

0.011

19×1.5

1

0.7

2×0.2(0.3)

1.7

19.0

23.5

0.011

19×2.5

1

0.8

2×0.2(0.2)

1.7

22.0

26.5

0.010

24×0.75

1

0.6

2×0.2(0.3)

1.7

18.0

22.5

0.012

24×1.0

1

0.6

2×0.2(0.3)

1.7

19.0

23.5

0.011

24×1.5

1

0.7

2×0.2(0.3)

1.7

21.5

26.5

0.011

24×2.5

1

0.8

2×0.2(0.3)

1.7

25.0

30.0

0.010

27×0.75

1

0.6

2×0.2(0.3)

1.7

18.5

23.0

0.012

27×1.0

1

0.6

2×0.2(0.3)

1.7

19.5

24.0

0.011

27×1.5

1

0.7

2×0.2(0.3)

1.7

22.0

27.0

0.011

27×2.5

1

0.8

2×0.2(0.3)

1.7

25.5

30.5

0.010

30×0.75

1

0.6

2×0.2(0.3)

1.7

19.0

23.5

0.012

30×1.0

1

0.6

2×0.7(0.3)

1.7

20.0

24.5

0.011

30×1.5

1

0.7

2×0.2(0.3)

1.7

23.0

27.5

0.011

30×2.5

1

0.8

2×0.2(0.3)

1.7

26.5

31.5

0.010

37×0.75

1

0.6

2×0.2(0.3)

1.7

20.5

25.0

0.012

37×1.0

1

0.6

2×0.2(0.3)

1.7

21.5

26.0

0.011

37×1.5

1

0.7

2×0.2(0.3)

1.7

24.5

29.5

0.011

37×2.5

1

0.8

2×0.5

2.0

30.0

35.0

0.010

44×0.75

1

0.6

2×0.2(0.3)

1.7

22.5

27.0

0.012

44×1.0

1

0.6

2×0.2(0.3)

1.7

23.5

28.5

0.011

44×1.5

1

0.7

2×0.2(0.3)

2.0

27.5

33.0

0.011

44×2.5

1

0.8

2×0.5

2.2

33.5

39.0

0.010

48×0.75

1

0.6

2×0.2(0.3)

1.7

22.5

27.5

0.012

48×1.0

1

0.6

2×0.2(0.3)

1.7

24.0

29.0

0.011

48×1.5

1

0.7

2×0.5

2.0

29.0

34.0

0.011

48×2.5

1

0.8

2×0.5

2.2

34.0

39.5

0.010

52×0.75

1

0.6

2×0.2(0.3)

1.7

23.0

28.0

0.012

52×1.0

1

0.6

2×0.2(0.3)

1.7

24.5

29.5

0.011

52×1.5

1

0.7

2×0.5

2.0

30.0

35.0

0.011

52×2.5

1

0.8

2×0.5

2.2

35.0

40.5

0.010

61×0.75

1

0.6

2×0.2(0.3)

1.7

24.5

29.5

0.012

61×1.0

1

0.6

2×0.2(0.3)

1.7

26.0

31.0

0.011

61×1.5

1

0.7

2×0.5

2.0

31.5

36.5

0.011

61×2.5

1

0.8

2×0.5

2.2

37.0

42.5

0.010