Medium Voltage Cables
Medium Voltage Cables to BS 6622 Medium Voltage Cables to IEC 60502 Medium Voltage Cables to VDE 0276

Medium Voltage Cables to IEC 60502

Single Core Cables to IEC 60502

Single Core 12/20KV (Um=24KV) Dimensional Data

 

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

5.5

8.1

16

1.8

24

720

560

1.2

1.6

1.8

29

1200

980

35

5.5

8.6

16

1.8

25

840

620

1.2

1.6

1.9

30

1350

1070

50

5.5

9.1

16

1.8

26

990

690

1.2

2.0

2.0

33

1550

1250

70

5.5

9.9

16

1.8

28

1230

800

1.2

2.0

2.1

35

1840

1420

95

5.5

10.7

16

1.9

30

1530

940

1.2

2.0

2.1

37

2160

1570

120

5.5

11.5

16

2.0

31

1810

1050

1.2

2.0

2.2

38

2470

1730

150

5.5

12.1

25

2.0

33

2110

1190

1.2

2.0

2.2

40

2810

1890

185

5.5

12.9

25

2.1

35

2510

1360

1.2

2.0

2.3

42

3240

2090

240

5.5

14.1

25

2.1

38

3130

1610

1.3

2.5

2.4

45

4150

2580

300

5.5

15.1

25

2.2

40

3760

1860

1.3

2.5

2.5

48

4800

2890

400

5.5

16.3

35

2.3

43

4650

2220

1.4

2.5

2.6

52

5780

3350

500

5.5

17.5

35

2.4

46

5530

2545

1.5

2.5

2.7

55

6850

3850

630

5.5

19.5

35

2.5

50

6700

3100

1.5

2.5

2.9

60

8380

4400

800

5.5

22.1

50

2.6

55

8580

3690

1.6

2.5

3.0

64

10130

5270

1000

5.5

24.1

50

2.7

59

10620

4445

1.7

2.5

3.1

68

12180

6000

Electrical Data

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

CU

 

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

142

0.62

1.96

1.19

162

214

490

680

936

1544

952

1554

35

524/868

668/1113

5.0/3.2

162

0.65

1.96

1.26

150

207

470

660

679

1121

695

1131

50

387/641

494/822

6.8/4.4

177

0.71

1.96

1.34

141

201

450

640

511

834

527

844

70

268/443

343/568

9.8/6.3

200

0.80

1.96

1.44

135

195

430

620

364

583

386

597

95

193/320

248/410

13.3/8.5

222

0.89

1.96

1.56

129

188

410

600

272

427

300

446

120

153/253

196/325

17.2/11.0

241

0.96

1.96

1.68

122

182

390

580

225

345

257

367

150

124/206

159/265

21.2/13.5

257

1.03

3.06

1.77

116

176

370

560

193

287

229

313

185

99/164

128/211

26.6/17.0

280

1.12

3.06

1.88

116

173

370

550

165

237

206

267

240

75/125

98/161

34.9/22.3

307

1.23

3.06

2.06

110

170

350

540

140

191

185

226

300

60/100

80/130

43.8/28.0

336

1.34

3.06

2.21

107

166

340

530

126

163

174

203

400

47/78

64/102

57.3/36.6

370

1.48

4.29

2.38

100

160

320

510

113

141

164

184

500

37/60

51/81

72.3/46.2

406

1.62

4.29

2.56

97

154

310

490

105

124

158

171

630

28/47

42/64

91.2/58.3

449

1.80

4.29

2.85

94

151

300

480

97

110

151

160

800

22/37

35/55

114.4/75.0

490

1.85

6.13

3.23

91

151

290

480

92

101

147

153

1000

18/29

30/46

143.0/94.0

540

2.03

6.13

3.52

87

148

280

470

88

95

144

148