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3.8/6.6kV Three Core
3.8/6.6kV Three Core
3.8.6.6kV Three Core, Individually Screened and PVC Sheathed Stranded Conductors up to 10kA fault level
Read more- Nexans ref. : XHHA23AA003CXAA
Description
Description
Standards
-
InternationalIEC 60228; IEC 60502-2
-
NationalAS/NZS 1125; AS/NZS 1429.1
Construction
- Stranded compacted conductor
- Semi-conductive insulation screen
- Copper wire screen
- XLPE insulation
- Semi-conductive conductor screen
- PVC sheath
Characteristics
Characteristics
Construction characteristics
Construction characteristics
Armour type
-
Conductor material
Aluminum
Insulation
XLPE
Outer sheath
PVC
Screen
Copper wire
Type of conductor
Stranded compacted
Dimensional characteristics
Dimensional characteristics
Approximate weight
305.0 kg/100m
Conductor cross-section
120 mm²
Conductor diameter
12.76 mm
Diameter over insulation
18.887 mm
Diameter over screen
22.187 mm
Nominal Duct Diameter
80 mm
Nominal Screen Area on each core
68.09 mm²
Nominal insulation thickness
2.5 mm
Nominal overall diameter
54.1 mm
Number of screen wires (nb x mm Ø)
40 x 0.85 mm Ø
Electrical characteristics
Electrical characteristics
A.C. Conductor resist. 50Hz and at 90 °C
0.325 Ohm/km
Capacitance (All Main Cores - Screen)
0.439 µF / km
Charging current per phase
0.524 A/km
DC Resistance of the Screen at 20°C
0.26 Ohm/km
Dielectric loss per phase
7.96 W/km
Inductive reactance at 50Hz
0.09 Ohm/km
Insulation resistance at 20°C
5500 MOhm.km
Max. DC resistance of the conductor at 20°C
0.253 Ohm/km
Maximum electric stress
1.7 kV/mm
Permissible short circuit current conductor 1s
11.4 kA
Permissible short circuit current screen 1s
10.1 kA
Rated Voltage Uo/U (Um)
-
Zero sequence reactance at 50HZ
0.05 Ohm/km
Zero sequence resistance at 20°C
1.049 Ohm/km
Mechanical characteristics
Mechanical characteristics
Maximum Pulling Tension
18 kN
Usage characteristics
Usage characteristics
Minimum Bend Radius - During Installation (under Tension)
970 mm
Minimum Bend Radius - Installed
650 mm
Resources
Resources
Current carrying capacity table (in Amps) - 3.8/6.6kV Three Core
Current carrying capacity table (in Amps) - 3.8/6.6kV Three CoreConductor cross-section | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
mm² | Cu | Al | Cu | Al | Cu | Al | Cu | Al | Cu | Al |
120.0 | 336.0 | 260.0 | 363.0 | 280.0 | 243.0 | 188.0 | 339.0 | 263.0 | 270.0 | 209.0 |
In air touching (3 core) |
In air spaced (3 core) |
In air enclosed (3 core) |
Direct Buried (3 core) |
Underground ducts (3 core) |
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