12.7/22kV Single Core
12.7/22kV Single Core
12.7/22kV XLPE Single Core Stranded Conductors up to 10kA fault level
Read moreDescription
Description
Standards
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ProductAS/NZS 1429.1; IEC 60228; IEC 60502-2
Construction
- Stranded compacted conductor
- Semi-conductive conductor screen
- XLPE insulation
- Semi-conductive insulation screen
- Copper wire screen
- PVC sheath
Characteristics
Characteristics
Construction characteristics
Construction characteristics
Conductor material
Copper
Insulation
XLPE
Outer sheath
PVC
Screen
Copper wire
Type of conductor
Stranded compacted
Dimensional characteristics
Dimensional characteristics
Approximate weight
1360.0 kg/100m
Conductor cross-section
1200 mm²
Conductor diameter
43.4 mm
Diameter over insulation
57.9 mm
Diameter over screen
62.4 mm
Nominal Duct Diameter Trefoil Single Way
100 mm
Nominal Duct Diameter in Single Way
200 mm
Nominal insulation thickness
5.5 mm
Nominal overall diameter
69.6 mm
Number of screen wires (nb x mm Ø)
48 x 1.35 mm Ø
Screen section
68.71 mm²
Electrical characteristics
Electrical characteristics
A.C. Conductor resist. at 90 °C - flat formation
0.02 Ohm/km
A.C. Conductor resist. at 90 °C - trefoil formation
0.021 Ohm/km
Capacitance (All Main Cores - Screen)
0.646 µF / km
Charging current per phase
2.578 A/km
Dielectric loss per phase
131 W/km
Inductive reactance at 50Hz - flat touching
0.108 Ohm/km
Inductive reactance at 50Hz - trefoil
0.093 Ohm/km
Inductive reactance at 50Hz and 90°C flat spaced
0.154 Ohm/km
Insulation resistance at 20°C
3700 MOhm.km
Max. DC resistance of the conductor at 20°C
0.015 Ohm/km
Maximum electric stress
2.5 kV/mm
Permissible short circuit current conductor 1s
171.5 kA
Permissible short circuit current screen 1s
10.19 kA
Rated Voltage Uo/U (Um)
-
Resistance of the screen
0.26 Ohm/km
Zero sequence reactance at 50HZ
0.037 Ohm/km
Zero sequence resistance at 20°C
0.285 Ohm/km
Mechanical characteristics
Mechanical characteristics
Maximum Pulling Tension
84 kN
Usage characteristics
Usage characteristics
Minimum Bend Radius - During Installation (under Tension)
1250 mm
Minimum Bend Radius - Installed
840 mm
Resources
Resources
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