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TSLF 72 kV 1x400A/50
TSLF 72 kV 1x400A/50
Metal screened cable with aluminium sheath and outer semiconducting layer
Read moreDescription
Description
Standards
-
InternationalIEC 60840
User benefits:
Diffusion free high voltage cable
Avoids growth of watertrees in the XLPE insulation and increases the lifetime of the cable.
Sheath integrity may be tested while on drum, before backfilling, in plastic pipes etc.
Meter marks
Screen section: Value given is the physical cross section of the copper wires in the screen.
Usage: Indoor, Underground, Outdoors
Intended for high voltage energy distribution
Fire properties:
Halogenfree
Cable marking:
NEXANS NS TSLF kV 1 x mm²/mm² MONTH YEAR, metermarks
Lifemark
Characteristics
Characteristics
Construction characteristics
Construction characteristics
Conductor material
Aluminum
Conductor shape
Circular compacted
Material used for longitudinal water tightness
Swelling powder
Material of the inner semi-conductor
Extruded
Insulation
Extruded XLPE compound
Material of the external semi-conductor
Extruded
Screen
Copper wire
Radial waterproof
Yes
Outer sheath
MDPE
Outer conductive layer
Yes
Halogen free
Yes
Conductor flexibility
Stranded class 2
Dimensional characteristics
Dimensional characteristics
Conductor cross-section
400 mm²
Conductor diameter
23.6 mm
Nominal insulation thickness
12.0 mm
Diameter over insulation
49.9 mm
Earth conductor cross section
- mm²
Screen section
50 mm²
Average sheath thickness
3.2 mm
Nominal outer diameter
61.0 mm
Approximate weight
3.8 kg/m
Number of cores
1
Electrical characteristics
Electrical characteristics
Max. DC resistance of the conductor at 20°C
0.0778 Ohm/km
Phase reactance 50 Hz - trefoil formation
0.12 Ohm/km
Phase reactance 50 Hz - flat formation
0.18 Ohm/km
Maximum operating voltage
72 kV
Perm. current rating buried 15°C - flat formation
580 A
Perm. current rating buried 15°C - trefoil formation
565 A
Perm. current rating in air 25°C - flat formation
740 A
Perm. current rating in air 25°C - trefoil formation
705 A
Permissible short circuit current conductor 1s
36 kA
A.C. Conductor resist. 50Hz and at 90 °C
- Ohm/km
Nominal phase capacitance
0.19 µF / km
Rated Voltage Uo/U (Um)
36/66 (72,5) kV
Mechanical characteristics
Mechanical characteristics
Maximum Pulling Tension
12 kN
Minimum repeated bending diameter
1220 mm
Usage characteristics
Usage characteristics
Maximum operating temperature
90 °C
Short-circuit max. conductor temperature
250 °C
Minimum installation temperature
-20 °C
Bending factor when installed
- (xD)
Bending factor when laying
10 (xD)
Length
- m
Resources
Resources
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