Deutsch Germany VDE standard 12/20KV (Um=24KV) aluminium power cables

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

2.6

0.6

162

214

490

680

936

1544

952

1554

35

524/868

668/1113

5.0/3.2

162

0.65

2.6

0.7

150

207

470

660

679

1121

695

1131

50

387/641

494/822

6.8/4.4

177

0.71

2.6

0.8

141

201

450

640

511

834

527

844

70

268/443

343/568

9.8/6.3

200

0.80

2.6

0.8

135

195

430

620

364

583

386

597

95

193/320

248/410

13.3/8.5

222

0.89

2.6

0.9

129

188

410

600

272

427

300

446

120

153/253

196/325

17.2/11.0

241

0.96

2.6

0.9

122

182

390

580

225

345

257

367

150

124/206

159/265

21.2/13.5

257

1.03

4.3

1.0

116

176

370

560

193

287

229

313

185

99.1/164

128/211

26.6/17.0

280

1.12

4.3

1.0

116

173

370

550

165

237

206

267

240

75.4/125

98/161

34.9/22.3

307

1.23

4.3

1.1

110

170

350

540

140

191

185

226

300

60.1/100

80/130

43.8/28.0

336

1.34

4.3

1.2

107

166

340

530

126

163

174

203

400

47.0/77.8

64/102

57.3/36.6

370

1.48

5.8

1.3

100

160

320

510

113

141

164

184

500

36.6/60.5

51/81

72.3/46.2

406

1.62

5.8

1.4

97

154

310

490

105

124

158

171

630

28.3/46.9

42/64

91.2/58.3

449

1.80

5.8

1.5

94

151

300

480

97

110

151

160

800

22.1/36.7

35/55

114.4/75.0

490

1.85

5.8

1.6

91

151

290

480

92

101

147

153

Nom.
Cross-
Section
Area

Unarmoured Cables

Steel Wire Armoured Cables

Nom.
Insulation Thickness

Copper Wire Screen Area

Nom.
Sheath
Thickness

Approx. Overall Diameter

Approx. Weight

Copper Tape Screen Area

Nom.
Bedding
Thickness

Nom. Armour Wire Diameter

Nom.
Sheath Thickness

Approx. Overall Diameter

Approx.
Weight

CU

AL

CU

AL

mm2

mm

mm2

mm

mm

kg/km

mm2

mm

mm

mm

mm

kg / km

25

4.5

16

2.4

48.4

3000

2420

4.4

1.4

2.5

2.6

55.2

5600

5100

35

4.5

16

2.5

50.4

3450

2670

4.7

1.4

2.5

2.7

57.6

6130

5440

50

4.5

16

2.6

53.7

4140

3190

4.9

1.5

2.5

2.8

61.1

7010

6060

70

4.5

16

2.7

57.2

4980

3640

5.3

1.5

2.5

2.9

64.6

8030

6700

95

4.5

16

2.8

60.6

5900

4050

5.7

1.6

2.5

3.0

68.2

9160

7330

120

4.5

16

2.9

63.9

6870

4560

6.1

1.7

2.5

3.1

71.7

10340

8030

150

4.5

25

3.0

67.9

8030

5230

6.4

1.7

2.5

3.2

75.4

11730

8930

185

4.5

25

3.1

71.1

9310

5770

6.8

1.8

3.15

3.4

80.6

14170

10570