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.

Standard

  • CENELEC HD 620
  • C 33-226

Cable Construction

12/20(24)KV Power Cables Railway Cable
Conductor 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 ingmaterial.
Metallic Screen Copper wire screen.
Filler PETP (Polyethylene Terephthalate) fibres.
Separator Binding tape.
Sheath PE.

Optional

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

Electrical Characteristics at 20℃

Copper Conductor

Nominal Conductor Cross Section mm^2 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

Aluminium Conductor

Nominal Conductor Cross Section mm^2 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. & Nominal Diameter of Strands Nominal Insulation Thickness Nominal Sheath Thickness Nominal Overall Diameter Nominal Weight
  No.×mm^2 No/mm mm mm mm 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. & Nominal Diameter of Strands Nominal Insulation Thickness Nominal Sheath Thickness Nominal Overall Diameter Nominal Weight
  No.×mm^2 No/mm mm mm mm 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. & Nominal Diameter of Strands Nominal Insulation Thickness Nominal Sheath Thickness Nominal Overall Diameter Nominal Weight
  No.×mm^2 No/mm mm mm mm 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. & Nominal Diameter of Strands Nominal Insulation Thickness Nominal Sheath Thickness Nominal Overall Diameter Nominal Weight
  No.×mm^2 No/mm mm mm mm 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. & Nominal Diameter of Strands Nominal Insulation Thickness Nominal Sheath Thickness Nominal Overall Diameter Nominal Weight
Inner Outer
  No.×mm^2 No/mm mm mm mm mm kg/km
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