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
Aluminum
Insulation
XLPE
Outer sheath
PVC
Screen
Copper wire
Type of conductor
Stranded compacted
Dimensional characteristics
Dimensional characteristics
Approximate weight
195.0 kg/100m
Conductor cross-section
185 mm²
Conductor diameter
15.7 mm
Diameter over insulation
27.9 mm
Diameter over screen
32.2 mm
Nominal Duct Diameter Trefoil Single Way
63 mm
Nominal Duct Diameter in Single Way
100 mm
Nominal insulation thickness
5.5 mm
Nominal overall diameter
36.9 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
0.211 Ohm/km
A.C. Conductor resist. at 90 °C - trefoil formation
0.211 Ohm/km
Capacitance (All Main Cores - Screen)
0.269 µF / km
Charging current per phase
1.073 A/km
Dielectric loss per phase
54.5 W/km
Inductive reactance at 50Hz - flat touching
0.136 Ohm/km
Inductive reactance at 50Hz - trefoil
0.121 Ohm/km
Inductive reactance at 50Hz and 90°C flat spaced
0.181 Ohm/km
Insulation resistance at 20°C
9000 MOhm.km
Max. DC resistance of the conductor at 20°C
0.164 Ohm/km
Maximum electric stress
3 kV/mm
Permissible short circuit current conductor 1s
17.5 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
0.06 Ohm/km
Zero sequence resistance at 20°C
0.434 Ohm/km
Mechanical characteristics
Mechanical characteristics
Maximum Pulling Tension
9.25 kN
Usage characteristics
Usage characteristics
Minimum Bend Radius - During Installation (under Tension)
670 mm
Minimum Bend Radius - Installed
440 mm
Resources
Resources
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