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
115.0 kg/100m
Conductor cross-section
35 mm²
Conductor diameter
6.9 mm
Diameter over insulation
19.2 mm
Diameter over screen
23.5 mm
Nominal Duct Diameter Trefoil Single Way
50 mm
Nominal Duct Diameter in Single Way
80 mm
Nominal insulation thickness
5.5 mm
Nominal overall diameter
27.5 mm
Number of screen wires (nb x mm Ø)
24 x 1.35 mm Ø
Screen section
34.35 mm²
Electrical characteristics
Electrical characteristics
A.C. Conductor resist. at 90 °C - flat formation
0.668 Ohm/km
A.C. Conductor resist. at 90 °C - trefoil formation
0.668 Ohm/km
Capacitance (All Main Cores - Screen)
0.156 µF / km
Charging current per phase
0.622 A/km
Dielectric loss per phase
31.6 W/km
Inductive reactance at 50Hz - flat touching
0.174 Ohm/km
Inductive reactance at 50Hz - trefoil
0.159 Ohm/km
Inductive reactance at 50Hz and 90°C flat spaced
0.219 Ohm/km
Insulation resistance at 20°C
16000 MOhm.km
Max. DC resistance of the conductor at 20°C
0.524 Ohm/km
Maximum electric stress
3.6 kV/mm
Permissible short circuit current conductor 1s
5 kA
Permissible short circuit current screen 1s
5.1 kA
Rated Voltage Uo/U (Um)
-
Resistance of the screen
0.53 Ohm/km
Zero sequence reactance at 50HZ
0.094 Ohm/km
Zero sequence resistance at 20°C
1.05 Ohm/km
Mechanical characteristics
Mechanical characteristics
Maximum Pulling Tension
2.45 kN
Usage characteristics
Usage characteristics
Minimum Bend Radius - During Installation (under Tension)
500 mm
Minimum Bend Radius - Installed
330 mm
Resources
Resources
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