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Type XLPE 12.7/22kV
Type XLPE 12.7/22kV
Plain copper stranded conductors, XLPE insulated and plain copper wire individually screened, with PVC bedding, steel wire armour, and red PVC outer sheath to AS/NZS 1429.1. Cables are used as HV feeder cables in fixed conditions.
Read more- Nexans ref. : XLJP23EZ003JBAA
Description
Description
Construction
- PVC over sheath
- Galvinised steel wire armour
- PVC separation sheath
- XLPE insulated and (earth) screened power conductors
- Filler
Characteristics
Characteristics
Dimensional characteristics
Dimensional characteristics
Approximate weight
1100.0 kg/100m
Conductor cross-section
120 mm²
Conductor diameter
13.1 mm
Core screen strand size (no/mm)
36/0.85
Diameter over armour
70.6 mm
Diameter over insulation
24.6 mm
Diameter over screen
27.9 mm
Nominal Screen Area on each core
20.4 mm²
Nominal diameter over bedding
64.3 mm
Nominal insulation thickness
5.5 mm
Nominal outer sheath thickness
3.4 mm
Nominal overall diameter
77.4 mm
Number of screen wires (nb x mm Ø)
36 x 0.85 mm Ø
Wire diameter
3.15 mm
Electrical characteristics
Electrical characteristics
A.C. Conductor resist. 50Hz and at 90 °C
0.196 Ohm/km
Charging current per phase
0.994 A/km
Conductor to screen capacitance
0.25 mF/km
DC Resistance of the Screen at 20°C
0.31 Ohm/km
Dielectric loss per phase
50 W/km
Inductive reactance at 50Hz
0.12 Ohm/km
Insulation resistance at 20°C
9500 MOhm.km
Max. DC resistance of the conductor at 20°C
0.153 Ohm/km
Maximum electric stress
3.2 kV/mm
Rated Voltage Uo/U
12.7/22 kV
Voltage drop, 3 conductors
0.4 V/A.km
Zero sequence reactance at 50HZ
0.058 Ohm/km
Zero sequence resistance at 20°C
1.04 Ohm/km
Mechanical characteristics
Mechanical characteristics
Maximum Pulling Tension
25.2 kN
Usage characteristics
Usage characteristics
Minimum Bend Radius - Installed
1390 mm
Minimum Bending Radius during installation
930 mm
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