芯数

导体结构

绝缘厚度

护套厚度

平均外径或外型尺寸

20℃时导体

70℃时绝缘电阻zui小值M

标称截面

根数×直径

规定值

规定值

mm

电阻zui大值

mm2

mm

mm

mm

下限

上限

铜芯

镀锡铜芯

2×0.5

28×0.15

0.5

0.6

5.1

6.6

48.2

49.6

0.013

2×0.75

24×0.20

0.5

0.6

5.3

6.8

39

40.1

0.012

2×1

32×0.20

0.5

0.6

5.8

7.4

26

26.7

0.01

2×1.5

30×0.25

0.6

0.6

6.4

8.2

19.5

20

0.01

2×2.5

49×0.25

0.6

0.8

7.3

9.2

13.3

13.7

0.009

3×0.5

28×0.15

0.5

0.6

5.5

6.8

48.2

49.6

0.013

3×0.75

24×0.20

0.5

0.6

5.6

7.1

39

40.1

0.012

3×1

32×0.20

0.5

0.6

6.1

7.8

26

26.7

0.01

3×1.5

30×0.25

0.6

0.6

7.2

9.1

19.5

20

0.01

3×2.5

49×0.25

0.6

0.8

8

10

13.3

13.7

0.009

4×0.5

28×0.15

0.5

0.6

6.5

7.8

48.2

49.6

0.013

4×0.75

24×0.20

0.5

0.6

7.5

8.1

39

40.1

0.012

4×1

32×0.20

0.5

0.6

8.5

9

19.5

49.6

0.01

4×1.5

30×0.25

0.6

0.6

9.1

9.7

13.3

0.01

4×2.5

49×0.25

0.6

0.8

11.8

12.4

7.98

0.009

5×0.5

28×0.15

0.5

0.6

7.5

8.2

48.2

49.6

0.013

5×0.75

24×0.20

0.6

0.6

8.3

8.9

26

49.6

0.011

5×1

32×0.20

0.6

0.6

9.1

9.7

19.5

95

0.01

5×1.5

30×0.25

0.6

0.6

9.8

10.4

13.3

71.2

0.01

5×2.5

49×0.25

0.6

0.8

12.5

13

7.98

49.6

0.009