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

1.4

5.6

53

--

12.1

--

3.5

--

2.5

0.7

1.4

6.0

68

53

7.41

12.1

3.5

0.916

4

0.7

1.4

6.5

87

64

4.61

7.41

3.5

0.757

6

0.7

1.4

7.0

110

73

3.08

4.61

3.5

0.645

10

0.7

1.4

8.2

156

96

1.83

3.08

3.5

0.523

16

0.7

1.4

9.0

220

122

1.15

1.91

3.5

0.431

25

0.9

1.4

10.6

317

167

0.727

1.20

3.5

0.444

35

0.9

1.4

11.6

415

206

0.524

0.868

3.5

0.379

50

1.0

1.4

12.1

557

263

0.387

0.641

3.5

0.355

70

1.1

1.5

15.2

757

341

0.268

0.443

3.5

0.355

95

1.1

1.5

16.8

998

428

0.193

0.320

3.5

0.290

120

1.2

1.6

18.6

1228

515

0.153

0.253

3.5

0.282

150

1.4

1.6

20.6

1519

628

0.124

0.206

3.5

0.294

185

1.6

1.7

22.8

1855

755

0.0991

0.164

3.5

0.303

240

1.7

1.8

25.4

2389

946

0.0754

0.125

3.5

0.283

300

1.8

1.8

27.8

3076

1238

0.0601

0.100

3.5

0.263

400

2.0

1.8

34.1

3642

1455

0.0470

0.0778

3.5

0.243