P19 or P19/P21 RFOU 12/20KV Armoured NEK606 MV Cable

P19 or P19P21 RFOU 1220KV

Applications : These cables are flame retardant, low smoke, halogen free and mud resistant, used for fixed installation for medium voltage power.
Standards : IEC 60092-354; IEC 60092-351; IEC 60092-359; IEC 60332-1; IEC 60332-3-22; IEC 60754-1,2; IEC 61034-1,2; NEK 606:2004
Conductors : Circular tinned annealed stranded copper to IEC 60228 class 2.
Conductor Screen : Semi conducting material.
Insulation : Halogen-free EPR. XLPE can be offered as an option (for TFOU cable).
Insulation Screen : Semi conducting material and tinned copper wire braid.
Bedding : Halogen free compound.
Armour : Tinned copper wire braid.
Outer Sheath : Halogen free thermosetting compound, SHF2 (for TYPE P4), or halogen free mud resistant thermosetting compound, SHF MUD (for TYPE P4/P11), coloured red.

Electrical Characteristics :

Nominal Cross Section Area

mm²

25

35

50

70

95

120

Nominal Conductor Diameter

mm

6.5

7.4

8.7

10.3

12.2

13.8

Maximum DC Resistant@20℃

Ω/km

0.734

0.529

0.391

0.27

0.195

0.154

Continuous Current Rating@45℃1 Core

A

127

157

196

242

293

339

Continuous Current Rating@45℃3 Core

A

89

110

137

169

205

237

Short Circuit Current 1s

A

3580

5010

7150

10020

13590

17170

Operating Voltage

KV

8.7/15

8.7/15

8.7/15

8.7/15

8.7/15

8.7/15

Nominal Cross Section Area

mm²

150

185

240

300

400

500

630

Nominal Conductor Diameter

mm

15.1

17.0

19.6

21.9

24.5

27.5

32.3

Maximum DC Resistant@20℃

Ω/km

0.126

0.1

0.0762

0.0607

0.0475

0.0369

0.0286

Continuous Current Rating@45℃1 Core

A

389

444

522

601

690

780

890

Continuous Current Rating@45℃3 Core

A

272

311

365

421

483

546

623

Short Circuit Current 1s

A

21460

26470

34340

42930

57230

71540

90140

Operating Voltage

KV

8.7/15

8.7/15

8.7/15

8.7/15

8.7/15

8.7/15

8.7/15

Ambient Temperature Correction Factors :

Ambient Temperature Correction Factors

35

40

45

50

55

60

65

70

75

80

Rating Factor

1.1

1.05

1.0

0.94

0.88

0.82

0.74

0.67

0.58

0.47

Mechanical and Thermal Properties :

Bending Radius :15×OD (during installation); 9×OD (fixed installed).

Temperature Range : -20℃ ~ +90℃.

Dimensions and Weight :

Construction No. of cores×Cross section

(mm²)

Nominal Insulation Thickness

mm

Nominal Sheath Thickness

mm

Nominal Overall Diameter

mm

Nominal Weight

kg/km

Inner

Outer

1×25

4.5

1.6

1.2

28.4

1305

1×35

4.5

1.6

1.3

29.3

1430

1×50

4.5

1.7

1.3

30.7

1620

1×70

4.5

1.8

1.3

32.4

1900

1×95

4.5

1.8

1.4

34.4

2250

1×120

4.5

1.9

1.5

36.6

2625

1×150

4.5

2.0

1.5

38.1

2940

1×185

4.5

2.0

1.5

40.6

3545

1×240

4.5

2.1

1.6

43.4

4220

1×300

4.5

2.2

1.7

46.3

5070

1×400

4.5

2.4

1.8

50.2

5760

1×500

4.5

2.5

1.8

53.6

6880

1×630

4.5

2.6

1.9

57.9

8460

3×25

4.5

2.6

1.9

55.3

4725

3×35

4.5

2.7

2.0

57.5

5215

3×50

4.5

2.8

2.0

60.6

5960

3×70

4.5

2.9

2.1

64.4

7035

3×95

4.5

3.1

2.2

68.7

8370

3×120

4.5

3.2

2.3

72.7

9745

3×150

4.5

3.4

2.4

76.8

11140

3×185

4.5

3.6

2.6

84.2

13490

3×240

4.5

3.8

2.7

90.6

15860

3×300

4.5

4.0

2.9

96.6

18320