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12.7/22kV Three Core
12.7/22kV Three Core
12.7/22kV Three Core, Individually Screened and PVC Sheathed Stranded Conductors up to 10kA fault level
Read more- Nexans ref. : XLHP27AA003CXAA
- Country ref. : XLHP27AA003CXAA
- EAN : 9319215457358
Description
Description
Standards
-
InternationalIEC 60228; IEC 60502-2
-
NationalAS/NZS 1125; AS/NZS 1429.1
Construction
- Stranded compacted conductor
- Semi-conductive insulation screen
- Copper wire screen
- Semi-conductive conductor screen
- XLPE insulation
- Fillers
- PVC sheath
Characteristics
Characteristics
Construction characteristics
Construction characteristics
Armour type
-
Conductor material
Copper
Insulation
XLPE
Outer sheath
PVC
Screen
Copper wire
Type of conductor
Stranded compacted
Dimensional characteristics
Dimensional characteristics
Approximate weight
1280.0 kg/100m
Conductor cross-section
300 mm²
Conductor diameter
20.7 mm
Diameter over insulation
33.173 mm
Diameter over screen
36.673 mm
Nominal Duct Diameter
125 mm
Nominal Screen Area on each core
68.09 mm²
Nominal insulation thickness
5.5 mm
Nominal overall diameter
87.5 mm
Number of screen wires (nb x mm Ø)
40 x 0.85 mm Ø
Electrical characteristics
Electrical characteristics
A.C. Conductor resist. 50Hz and at 90 °C
0.079 Ohm/km
Capacitance (All Main Cores - Screen)
0.334 µF / km
Charging current per phase
1.334 A/km
DC Resistance of the Screen at 20°C
0.26 Ohm/km
Dielectric loss per phase
67.8 W/km
Inductive reactance at 50Hz
0.095 Ohm/km
Insulation resistance at 20°C
7200 MOhm.km
Max. DC resistance of the conductor at 20°C
0.06 Ohm/km
Maximum electric stress
2.8 kV/mm
Permissible short circuit current conductor 1s
42.9 kA
Permissible short circuit current screen 1s
10.1 kA
Rated Voltage Uo/U (Um)
12.7 / 22 (24) kV
Zero sequence reactance at 50HZ
0.052 Ohm/km
Zero sequence resistance at 20°C
0.857 Ohm/km
Mechanical characteristics
Mechanical characteristics
Maximum Pulling Tension
63 kN
Usage characteristics
Usage characteristics
Minimum Bend Radius - During Installation (under Tension)
1570 mm
Minimum Bend Radius - Installed
1050 mm
Resources
Resources
Current carrying capacity table (in Amps) - 12.7/22kV Three Core
Current carrying capacity table (in Amps) - 12.7/22kV Three CoreConductor cross-section | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
mm² | Cu | Al | Cu | Al | Cu | Al | Cu | Al | Cu | Al |
300.0 | 602.0 | 467.0 | 652.0 | 506.0 | 449.0 | 349.0 | 562.0 | 437.0 | 474.0 | 369.0 |
In air touching (3 core) |
In air spaced (3 core) |
In air enclosed (3 core) |
Underground Direct Buried (3 core) |
Underground ducts (3 core) |
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