Power & Control Cables

Wires & Cables

Nominal cross sectional area

Nominal thickness of Insulation

Nominal thickness of Outer sheath

Approx overall diameter

Max. DC conductor resistance at 20°C

CURRENT RATINGS

Direct in Ground

In Duct

In Air

2 cables

3 cables

2 cables

3 cables

2 cables

3 cables

Sq. mm

mm

mm

mm

Ohm/km

Amps.

Amps.

Amps.

Amps.

Amps.

Amps.

1.5

0.8

1.8

7.4

18.1

21

17

19

17

18

15

2.5*

0.9

1.8

8.0

12.1

28

24

25

24

25

21

4*

1.0

1.8

8.7

7.41

36

31

33

30

32

27

6

1.0

1.8

9.2

4.61

44

39

42

37

41

35

10*

1.0

1.8

10.0

3.08

54

51

56

51

56

47

16

1.0

1.8

11.5

1.91

75

66

71

65

72

64

25

1.2

1.8

12.9

1.20

97

86

93

84

99

84

35

1.2

1.8

14.0

0.868

120

100

110

100

120

105

50

1.4

1.8

15.2

0.641

145

120

130

115

150

130

70

1.4

1.8

17.0

0.443

170

140

155

135

185

155

95

1.6

2.0

19.4

0.320

205

175

180

155

215

190

120

1.6

2.0

20.9

0.253

230

195

200

170

240

220

150

1.8

2.0

22.8

0.206

265

220

220

190

270

250

185

2.0

2.0

25.0

0.164

300

240

240

210

305

290

240

2.2

2.0

27.9

0.125

335

270

270

225

350

335

300

2.4

2.2

30.9

0.100

370

295

295

245

395

380

400

2.6

2.2

34.1

0.0778

410

325

335

275

455

435

500

3.0

2.2

37.9

0.0605

435

345

355

295

490

480

630

3.4

2.4

42.9

0.0469

485

390

395

320

560

550

800

3.4

2.6

49.0

0.0367

525

440

420

350

650

640

1000

3.4

2.8

53.9

0.0291

570

490

445

380

735

720

Top

Nominal cross sectional area

Nominal
Thickness
of
Insula-tion

Minimum
thickness
of Inner
sheath

Armour

Nominal
thickness
of Outer
sheath

Approx overall
diameter

Max DC
conductor
resistance
at 20° C

CURRENT RATINGS

Galv.
Round
Steel Wire
Nominal
diameter

Galv.
Flat
Steel Strip
Nominal
thick-ness

Direct in
Ground

In
Duct

In Air

Sq. mm

mm

mm.

mm.

mm

mm.

mm.

Ohm/km

Amps.

Amps.

Amps.

1.5

0.8

0.3

1.4

_

1.8

13.6

18.1

18

16

16

2.5*

0.9

0.3

1.4

1.8

14.8

12.1

25

21

21

4*

1.0

0.3

1.4

1.8

16.2

7.4

32

27

27

6*

1.0

0.3

1.4

1.8

17.2

4.61

40

34

35

10*

1.0

0.3

1.4

1.8

18.3

3.08

55

45

47

16

1.0

0.3

0.8

2.0

19.7

1.91

70

58

59

25

1.2

0.3

0.8

2.0

21.2

1.20

90

76

78

35

1.2

0.3

0.8

2.0

22.9

0.868

110

92

99

50

1.4

0.3

0.8

2.0

25.6

0.641

135

115

125

70

1.4

0.3

0.8

2.0

28.2

0.443

160

140

150

95

1.6

0.3

0.8

2.2

32.1

0.320

190

170

185

120

1.6

0.4

0.8

2.2

34.5

0.253

210

190

210

150

1.8

0.4

0.8

2.2

37.5

0.206

240

210

240

185

2.0

0.4

0.8

2.4

41.4

0.164

275

240

275

240

2.2

0.5

0.8

2.6

46.8

0.125

320

275

325

300

2.4

0.5

0.8

2.8

51.4

0.100

355

305

365

400

2.6

0.6

0.8

3.0

56.9

0.0778

385

345

420

500

3.0

0.6

0.8

3.2

63.4

0.0605

410

370

450

630

3.4

0.7

0.8

3.4

71.5

0.0469

435

390

490

Top

Nominal
cross
sectional
area

Nominal
thickness
of
Insulation

Minimum
thickness
of Inner
sheath

Nominal
thickness
of Outer
sheath

Approx
overall
diameter

Max. DC
conductor
resistance
at 20°C

CURRENT  RATINGS

Direct in Ground

In Duct

In Air

Sq. mm

mm

mm

mm

mm

Ohm/km

Amps

Amps

Amps

1.5

0.8

0.3

1.8

10.4

18.1

18

16

16

2 5*

0.9

0.3

1.8

11.6

12.1

25

21

21

4*

1.0

0.3

1.8

13.0

7.41

32

27

27

6*

1.0

0.3

1.8

14.0

4.61

40

34

35

10*

1.0

0.3

1.8

15.6

3.08

55

45

47

16

1.0

0.3

2.0

16.5

1.91

70

58

59

25

1.2

0.3

2.0

19.4

1.20

90

76

78

35

1.2

0.3

2.0

21.0

0.868

110

92

99

50

1.4

0.3

2.0

23.7

0.641

135

115

12

70

1.4

0.3

2.0

26.3

0.443

160

140

150

95

1.6

0.4

2.2

30.4

0.320

190

170

185

120

1.6

0.4

2.2

32.8

0.253

210

190

210

1500

1.8

0.4

2.2

35.8

0.206

240

210

240

185

2.0

0.4

2.2

39.3

0.164

275

240

275

240

2.2

0.5

2.4

44.5

0.125

320

275

325

300

2.4

0.5

2.6

49.1

0.100

355

305

365

400

2.6

0.6

2.8

54.8

0.0778

385

345

420

630

3.4

0.7

3.4

69.7

0.0469

435

390

490