Nominal Cross-sectional Area of Conductor

Insulation Thickness

Sheath Thickness

Outer Diameter of Cable (Reference)

Weight of Cable (Reference)

D.C Resistance of Conductor at 20 ^oC (<=)

Test voltage

Insulation Resistance  (>=)

Cu

Al

Cu

Al

mm²

mm

mm

mm

kg/Km

kg/Km

ohm/Km

ohm/Km

KV

ohm.Km

1.5

0.7

1.8

13.6

307

209

12.1

--

3.5

1.10

2.5

0.7

1.8

14.7

367

250

7.41

12.1

3.5

0.916

4

0.7

1.8

16.4

463

363

4.61

7.41

3.5

0.757

6

0.7

1.8

17.6

573

425

3.08

4.61

3.5

0.645

10

0.7

1.8

20.5

784

544

1.83

3.08

3.5

0.523

16

0.7

1.8

22.9

1074

682

1.15

1.91

3.5

0.431

25

0.9

1.8

26.3

1513

913

0.727

1.20

3.5

0.444

35

0.9

1.8

28.7

1972

1131

0.524

0.868

3.5

0.379

50

1.0

1.9

32.6

2776

1600

0.387

0.641

3.5

0.355

70

1.1

2.1

38.3

3640

1976

0.268

0.443

3.5

0.355

95

1.1

2.2

42.6

4742

2464

0.193

0.320

3.5

0.290

120

1.2

2.4

47.1

5827

2975

0.153

0.253

3.5

0.282

150

1.4

2.5

51.6

7067

3501

0.124

0.206

3.5

0.294

185

1.6

2.7

57.1

8644

4647

0.0991

0.164

3.5

0.303

240

1.7

2.9

63.7

10998

5223

0.0754

0.125

3.5

0.283

300

1.8

3.1

69.9

13506

6230

0.0601

0.100

3.5

0.263

400

2.0

3.4

78.6

17351

7794

0.0470

0.0778

3.5

0.243