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6.35/11kV Triplex
6.35/11kV Triplex
6.35/11kV Triplex Individually Screened, Water Blocking Taped/HDPE Sheathed Stranded Conductors, up to 10kA fault level
Read more- Nexans ref. : XJZA20TH003
Description
Description
Standards
-
ProductAS/NZS 1125; AS/NZS 1429.1; IEC 60228; IEC 60502-2
Stranded compacted conductor, triple extruded conductor screen, insulation and insulation screen, copper wire screened, water blocking taped, HDPE sheathed, laid up 'Triplex' cables.
Characteristics
Characteristics
Construction characteristics
Construction characteristics
Armour type
-
Conductor material
Aluminum
Insulation
XLPE
Outer sheath
HDPE
Screen
Copper wire
Type of conductor
Stranded compacted
Dimensional characteristics
Dimensional characteristics
Approximate weight
290.0 kg/100m
Conductor cross-section
70 mm²
Conductor diameter
9.65 mm
Diameter over insulation
17.61 mm
Diameter over screen
21.91 mm
Nominal Duct Diameter
80 mm
Nominal Screen Area on each core
45.8 mm²
Nominal insulation thickness
3.4 mm
Nominal overall diameter of each phase cable
26.4 mm
Nominal overall diameter of triplex
57 mm
Number of screen wires (nb x mm Ø)
32 x 1.7 mm Ø
Electrical characteristics
Electrical characteristics
A.C. Conductor resist. 50Hz and at 90 °C
0.568 Ohm/km
Capacitance (All Main Cores - Screen)
0.276 µF / km
Charging current per phase
0.551 A/km
DC Resistance of the Screen at 20°C
0.4 Ohm/km
Dielectric loss per phase
14 W/km
Inductive reactance at 50Hz
0.124 Ohm/km
Insulation resistance at 20°C
8700 MOhm.km
Max. DC resistance of the conductor at 20°C
0.443 Ohm/km
Maximum electric stress
2.4 kV/mm
Permissible short circuit current conductor 1s
6.6 kA
Permissible short circuit current screen 1s
6.79 kA
Rated Voltage Uo/U (Um)
-
Zero sequence reactance at 50HZ
0.065 Ohm/km
Zero sequence resistance at 20°C
0.839 Ohm/km
Mechanical characteristics
Mechanical characteristics
Maximum Pulling Tension
10.5 kN
Usage characteristics
Usage characteristics
Minimum Bending Radius of Cable Bundle During Pulling
850 mm
Minimum Bending Radius of Cable Bundle Set in Position
570 mm
Minimum Bending Radius of Phase Cable During Pulling
660 mm
Minimum Bending Radius of Phase Cable Set in Position
400 mm
Resources
Resources
Current carrying capacity table (in Amps) - 6.35/11kV Triplex
Current carrying capacity table (in Amps) - 6.35/11kV Triplex| Conductor cross-section |
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|---|---|---|---|---|---|---|---|---|---|---|
| mm² | Cu | Al | Cu | Al | Cu | Al | Cu | Al | Cu | Al |
| 70.0 | 251.0 | 194.0 | 266.0 | 206.0 | 184.0 | 143.0 | 249.0 | 194.0 | 204.0 | 159.0 |
|
In air touching |
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In air spaced from surface |
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In air enclosed |
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Underground direct touching |
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Underground ducts |
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