No. of Cores and
mm²per conductor

Outer diameter in
mm Max.

Copper weight
kg / km

Approx weight
kg / km

2 x 0.14

3.5

2.7

20

3 x 0.14

3.7

4.2

26

4 x 0.14

4

5.6

31

5 x 0.14

4.3

7

35

7 x 0.14

4.9

9.8

50

10 x 0.14

6.4

14

63

14 x 0.14

6.5

19.6

77

18 x 0.14

7.2

25.2

91

25 x 0.14

8.6

35

125

2 x 0.25

4.1

4.8

27

3 x 0.25

4.3

7.5

33

4 x 0.25

4.7

10

40

5 x 0.25

5.1

12.5

51

7 x 0.25

6.4

17.5

64

10 x 0.25

7.7

25

84

14 x 0.25

7.8

35

108

18 x 0.25

8.8

45

130

25 x 0.25

10.8

62.5

178

2 x 0.34

4.5

6.8

30

3 x 0.34

4.8

10.2

43

4 x 0.34

5.2

13.6

57

5 x 0.34

6.2

17

65

7 x 0.34

7.1

23.8

85

10 x 0.34

8.8

34

117

14 x 0.34

8.9

47.6

151

18 x 0.34

10

61.2

182

25 x 0.34

12.3

85

250

G = with protective conductor; X = without protective conductor