Railway Cables

12/20(24)KV Power Cables to CENELEC HD620 & C 33-226

Application

The cables are power cables for power networks, underground, outdoors and in cable ducting, in particular for installation where fi re, smoke emission and toxic fumes create a potential threat.

Standards

● CENELEC HD 620
● C 33-226

Construction

Conductors
Class 2 stranded plain copper / aluminium conductor to BS EN 60228: 2005 (previously BS 6360).

Conductor Screen
Semi-conducting material.

Insulation
XLPE.

Insulation Screen
Semi -conduct ing material.

Metallic Screen
Copper wire screen.

Filler
PETP (Polyethylene Terephthalate) fibres.

Separator
Binding tape.

Sheath
PE.

Optional

Armoured Cables: Galvanized steel fl at wire armoured cables can be offered as options.

Electrical Characteristics at 20℃

Nominal Conductor Cross Section
mm²
 
50
95
150
240
300
400
500
630
Maximum DC Conductor Resistance
Ω/km
 
0.387
0.193
0.124
0.0754
0.0601
0.047
0.0366
0.0283
Voltage Rating
KV
11

 

Nominal Conductor Cross Section
mm²
95
150
240
300
400
500
630
Maximum DC Conductor Resistance
Ω/km
0.32
0.206
0.125
0.1
0.0778
0.0605
0.0469
Voltage Rating
KV
20

Mechanical and Thermal Properties

Minimum Bending Radius: 15×OD (for single core cables); 12×OD (for three core cables).
Temperature Range:0℃ to +90℃ (during operation); 0℃ to +60℃ (during installation)

Dimensions And Weight

XKDT Single Core 12/20KV Copper Conductor

Cable Code
No. of cores&
Nominal Conductor
Cross Sectional Area
No.×mm²
No. & Nominal
Diameter of
Strands
No/mm
Nominal
Insulation
Thickness
mm
Nominal
Sheath
Thickness
mm
Nominal
Overall
Diameter
mm
Nominal
Weight
kg/km

RF33226-XKDT-12/20KV-1G25CU

1×25

7/2.14

5.5

1.8

27

740

RF33226-XKDT-12/20KV-1G50CU

1×50

19/1.78

5.5

2.0

29

1120

RF33226-XKDT-12/20KV-1G95CU

1×95

19/2.52

5.5

2.1

32

1640

RF33226-XKDT-12/20KV-1G150CU

1×150

37/2.25

5.5

2.2

35

2320

RF33226-XKDT-12/20KV-1G240CU

1×240

61/2.25

5.5

2.4

41

3360

RF33226-XKDT-12/20KV-1G300CU

1×300

61/2.52

5.5

2.5

43

4060

RF33226-XKDT-12/20KV-1G400CU

1×400

61/2.85

5.5

2.6

46

5040

RF33226-XKDT-12/20KV-1G500CU

1×500

91/2.65

5.5

2.7

50

6150

RF33226-XKDT-12/20KV-1G630CU

1×630

127/2.52

5.5

2.9

56

7830

XKDT-YT Three Core 12/20KV Copper Conductor

Cable Code
No. of cores&
Nominal Conductor
Cross Sectional Area
No.×mm²
No. & Nominal
Diameter of
Strands
No/mm
Nominal
Insulation
Thickness
mm
Nominal
Sheath
Thickness
mm
Nominal
Overall
Diameter
mm
Nominal
Weight
kg/km

RF33226-XKDT-YT-12/20KV-3G25CU

3×25

7/2.14

5.5

2.9

62

2740

RF33226-XKDT-YT-12/20KV-3G50CU

3×50

19/1.78

5.5

3.0

65

3750

RF33226-XKDT-YT-12/20KV-3G95CU

3×95

19/2.52

5.5

3.3

72

5330

RF33226-XKDT-YT-12/20KV-3G150CU

3×150

37/2.25

5.5

3.5

79

7450

RF33226-XKDT-YT-12/20KV-3G240CU

3×240

61/2.25

5.5

3.8

91

10670

RF33226-XKDT-YT-12/20KV-3G300CU

3×300

61/2.52

5.5

4.0

98

13140

XKDT Single Core 12/20KV Aluminium Conductor

Cable Code
No. of cores& Nominal
Conductor Cross
Sectional Area
No.×mm²
No. &
Nominal
Diameter of
Strands
No/mm
Nominal
Insulation
Thickness
mm
Nominal
Sheath
Thickness
mm
Nominal
Overall
Diameter
mm
Nominal
Weight
kg/km
RF33226-XKDT-12/20KV-1G95AL
1×95
19/2.52
5.5
2.1
32
970
RF33226-XKDT-12/20KV-1G150AL
1×150
37/2.25
5.5
2.2
35
1310
RF33226-XKDT-12/20KV-1G240AL
1×240
61/2.25
5.5
2.4
40
1830
RF33226-XKDT-12/20KV-1G300AL
1×300
61/2.52
5.5
2.5
44
2140
RF33226-XKDT-12/20KV-1G400AL
1×400
61/2.85
5.5
2.6
47
2480
RF33226-XKDT-12/20KV-1G500AL
1×500
61/3.20
5.5
2.7
51
2920
RF33226-XKDT-12/20KV-1G630AL
1×630
127/2.52
5.5
2.9
56
3580

XKDT-YT Three Core 12/20KV Aluminium Conductor

Cable Code
No. of cores&
Nominal Conductor
Cross Sectional
Area
No.×mm²
No. & Nominal
Diameter of
Strands
No/mm
Nominal
Insulation
Thickness
mm
Nominal
Sheath
Thickness
mm
Nominal
Overall
Diameter
mm
Nominal
Weight
kg/km

RF33226-XKDT-YT-12/20KV-3G95AL

3×95

19/2.52

5.5

3.3

72

3310

RF33226-XKDT-YT-12/20KV-3G150AL

3×150

37/2.25

5.5

3.5

79

4360

RF33226-XKDT-YT-12/20KV-3G240AL

3×240

61/2.25

5.5

3.8

90

6020

RF33226-XKDT-YT-12/20KV-3G300AL

3×300

61/2.52

5.5

4.0

98

7000

RF33226-XKDT-YT-12/20KV-3G400AL

3×400

61/2.85

5.5

4.3

106

8010

XKDT-FT Three Core 12/20KV Copper Conductor Galvanized Steel Flat Wire Armoured

Cable Code
No. of cores&
Nominal Conductor
Cross Sectional
Area
No.×mm²
No. &
Nominal
Diameter
of Strands
No/mm
Nominal
Insulation
Thickness
mm
Nominal
Sheath
Thickness
mm
Nominal
Overall
Diameter
mm
Nominal
Weight
kg/km
Inner
Outer

RF33226-XKDT-FT-12/20KV-3G50CU

3×50

19/1.78

5.5

1.6

3.0

72.9

7470

RF33226-XKDT-FT-12/20KV-3G95CU

3×95

19/2.52

5.5

1.7

3.3

81.5

10100

RF33226-XKDT-FT-12/20KV-3G150CU

3×150

37/2.25

5.5

1.8

3.5

89.1

12800

RF33226-XKDT-FT-12/20KV-3G240CU

3×240

61/2.25

5.5

2.0

3.8

99.5

16850