Medium Voltage Cables to IEC 60502

Nom. Cross- Section Area

Unarmoured Cables

Aluminium Wire Armoured Cables

Nom. Insulation Thickness

Copper
Tape Screen Area (0.1mm)

Copper Wire Screen Area*

Nom. Sheath Thickness

Approx. Overall Diameter

Approx. Weight

Nom. Bedding Thickness

Armour Wire Size

Nom. Sheath Thickness

Approx. Overall Diameter

Approx. Weight

CU

AL

CU

AL

mm²

mm

mm²

mm²

mm

mm

kg/km

mm

mm

mm

mm

kg/km

25

4.5

7.3

16

1.8

22

640

480

1.2

1.6

1.8

28

1020

860

35

4.5

7.8

16

1.8

23

760

540

1.2

1.6

1.9

29

1170

950

50

4.5

8.3

16

1.8

24

900

610

1.2

1.6

1.9

30

1340

1040

70

4.5

9.1

16

1.8

26

1140

710

1.2

1.6

2.0

32

1610

1190

95

4.5

9.8

16

1.8

27

1420

830

1.2

2.0

2.1

35

2020

1430

120

4.5

10.7

16

1.9

29

1700

950

1.2

2.0

2.1

36

2310

1570

150

4.5

11.3

25

1.9

31

1990

1070

1.2

2.0

2.2

38

2660

1740

185

4.5

12.2

25

2.0

32

2380

1230

1.2

2.0

2.2

39

3070

1920

240

4.5

13.3

25

2.1

35

3010

1490

1.2

2.0

2.3

42

3750

2240

300

4.5

14.3

25

2.1

37

3620

1720

1.3

2.5

2.4

46

4590

2690

400

4.5

15.5

35

2.2

41

4490

2070

1.3

2.5

2.5

49

5550

3120

500

4.5

17.1

35

2.3

43

5460

2460

1.3

2.5

2.6

52

6590

3600

630

4.5

18.7

35

2.4

48

6790

2590

1.4

2.5

2.7

57

8060

4110

800

4.5

21.3

50

2.6

52

8420

3570

1.5

2.5

2.8

61

9800

4970

1000

4.5

23.3

50

2.7

55

10330

4180

1.6

2.5

3.0

65

10850

5710

Nom. Cross- Section Area

D C
Resistance CU / AL

A C
Resistance CU / AL

Short Circuit Rating of Conductor CU / AL
1 sec

Capaci- tance

Charging Current

Short Circuit Rating of Copper Wire Screen
1 sec

Short Circuit Rating of Copper Tape Screen
1 sec

Reactance

Inductance

Impedance

Trefoil

Flat Spaced

Trefoil

Flat Spaced

Trefoil

Flat spaced

CU

AL

U

AL

mm²

µΩ/m

µΩm

kA

pF/m

mA/m

kA

kA

µΩ/m

nH/m

µΩ/ m

µΩ/m

25

727/1200

927/1538

3.6/2.3

171

0.47

1.96

1.07

150

210

480

680

936

1544

952

1554

35

524/868

668/1113

5.0/3.2

187

0.51

1.96

1.14

141

207

460

660

679

1121

695

1131

50

387/641

494/822

6.8/4.4

204

0.57

1.96

1.22

138

195

440

640

511

834

527

844

70

268/443

343/568

9.8/6.3

232

0.63

1.96

1.32

132

188

420

600

364

583

386

597

95

193/320

248/410

13.3/8.5

258

0.71

1.96

1.44

126

182

400

580

272

427

300

446

120

153/253

196/325

17.2/11.0

281

0.74

1.96

1.56

119

179

380

570

225

345

257

367

150

124/206

159/265

21.2/13.5

301

0.79

3.06

1.65

113

176

360

560

193

287

229

313

185

99/164

128/211

26.6/17.0

329

0.87

3.06

1.79

110

170

350

540

165

237

206

267

240

75/125

98/161

34.9/22.3

363

0.96

3.06

1.94

107

166

340

530

140

191

185

226

300

60/100

80/130

43.8/28.0

398

1.03

3.06

2.09

104

160

330

510

126

163

174

203

400

47/78

64/102

57.3/36.6

439

1.17

4.29

2.26

97

157

310

500

113

141

164

184

500

37/60

51/81

72.3/46.2

483

1.28

4.29

2.50

94

154

300

490

105

124

158

171

630

28/47

42/64

91.2/58.3

534

1.42

4.29

2.73

91

151

290

480

97

110

151

160

800

22/37

35/55

114.4/75.0

590

1.61

6.13

3.11

91

147

290

470

92

101

147

153

1000

18/29

30/46

143.0/94.0

640

1.75

6.13

3.40

88

144

280

460

88

95

144

148