Cable HS XKDCu(Al)T 1200 mm² Alu 220 kV
Cable HS XKDCu(Al)T 1200 mm² Alu 220 kV
The XKDCuT / XKDAlT cable family is designed to ensure reliable and long-lasting power transmission in high-voltage networks. Thanks to their XLPE insulation, excellent dielectric performance and high mechanical resistance, these cables deliver optimal performance in underground networks, substations and critical energy infrastructures.
Read more- Nexans ref. : XKDCu(Al)T 1200 Alu 220 kV
Description
Description
Standards
-
TestIEC 60840; IEC 62067
-
NationalHD 632 Section O
Applications
This cable family is designed for strategic underground high-voltage links requiring very high reliability:
- Underground high-voltage distribution networks
- Installation in ducts, galleries or directly buried
- Electrical substations and transformer stations
- Infrastructures requiring service continuity and maximum safety
- Critical industrial and energy applications
Key benefits
- High-performance XLPE insulation ensuring excellent dielectric strength
- Very good mechanical and environmental resistance
- Radial and longitudinal water blocking to prevent moisture propagation
- Robust HDPE sheath with low shrinkage rate
- High durability for long-distance HV networks
- Solution suited to strategic infrastructures
By choosing this range of high-voltage cables, you opt for a reliable, robust and durable solution, perfectly suited to the requirements of modern HV networks.
Characteristics
Characteristics
Dimensional characteristics
Dimensional characteristics
Conductor cross-section
1200 mm²
Conductor diameter
41.5 mm
Diameter over insulation
93.5 mm
Outer Diameter
110 mm
Screen section
185 mm²
Approximate weight
12.6 kg/m
Electrical characteristics
Electrical characteristics
Operating voltage
220 kV
Permissible short circuit current screen 1s
28.0 kA
Permissible short circuit current conductor 1s
113 kA
Max. DC resistance of the conductor at 20°C
0.024 Ohm/km
Nominal phase capacitance
0.193 µF / km
I max. @ 90°C-buried in trefoil joined
1025 A
I max. @ 90°C-buried in trefoil spaced
1055 A
I max. @ 90°C-buried in flat formation joined
910 A
I max. @ 90°C-buried in flat formation spaced
1050 A
I max. @ 75°C-buried in trefoil joined
920 A
I max. @ 75°C-buried in trefoil spaced
950 A
I max. @ 75°C-buried in flat formation joined
810 A
I max. @ 75°C-buried in flat formation spaced
945 A
Load factor
1
Sheaths grounding
1 point
Thermal soil resistivity dry zone
0.85 °K.m/W
Mechanical characteristics
Mechanical characteristics
Maximum tensile load during service (Tl)
2000.0 daN
Usage characteristics
Usage characteristics
Max. conductor temperature in service
90 °C
Short-circuit max. conductor temperature
250 °C
Ambient ground temperature
20 °C
Laying operation bending radius
3900 mm
Laying depth, center of system
1000 mm
Laying tube diameter
200 mm
Distance between tubes (X)
300 mm
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