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

10.6

139

84

12.1

--

3.5

--

2.5

0.7

1.8

11.5

150

107

7.41

12.1

3.5

0.916

4

0.7

1.8

13.9

292

193

4.61

7.41

3.5

0.757

6

0.7

1.8

15.1

387

239

3.08

4.61

3.5

0.645

10

0.7

1.8

18.0

562

322

1.83

3.08

3.5

0.523

16

0.7

1.8

20.4

821

428

1.15

1.91

3.5

0.431

25

0.9

1.8

24.5

1207

607

0.727

1.20

3.5

0.444

35

0.9

1.8

27.2

1627

787

0.524

0.868

3.5

0.379

50

1.0

1.8

29.4

2080

904

0.387

0.641

3.5

0.355

70

1.1

1.8

33.7

2832

1168

0.268

0.443

3.5

0.355

95

1.1

1.8

38.2

3850

1572

0.193

0.320

3.5

0.290

120

1.2

1.8

42.5

4794

1942

0.153

0.253

3.5

0.282

150

1.4

1.8

46.8

5933

2368

0.124

0.206

3.5

0.294

185

1.6

1.8

51.9

7308

2911

0.0991

0.164

3.5

0.303

240

1.7

1.8

58.5

9532

3757

0.0754

0.125

3.5

0.283

300

1.8

1.8

64.5

11896

4620

0.0601

0.100

3.5

0.263

400

2.0

1.8

72.6

15496

5939

0.0470

0.0778

3.5

0.243