N2XSEYRY 8.7/15 kV 3x95 mm2
StandardsInternational : IEC 60228; IEC 60332-1-2; IEC 60502-2; IEC 60811-401; IEC 60811-402; IEC 60811-409; IEC 60811-501; IEC 60811-502; IEC 60811-504; IEC 60811-505; IEC 60811-506; IEC 60811-507; IEC 60811-508; IEC 60811-509
National : NTP-IEC 60228; NTP-IEC 60502-2; UL 2556
Underground power distribution and subtransmission. As transformer feeders in substations. In power plants, industrial and operation installations, in residential areas and mining installations, in dry or wet locations; where mechanical strength is required.
1. Conductor: Compact stranded soft copper, class 2.
2. Inner semi-conductor: Extruded.
3. Insulation: Cross linked polyethylene XLPE-TR (Tree retardant).
4. External semi-conductor: Extruded strippable.
These last three components extruded CV (continuous vulcanization) triple extrusion.
5. Screen: Copper tapes.
6. Separation sheath: Compound polyvinyl chloride PVC.
7. Armour: Galvanized steel wires.
8. Tape: Polyester tape.
9. Outer sheath: Compound polyvinyl chloride PVC.
Excellent properties against heat aging. Its armour provides additional mechanical protection. Resistance to abrasion and moisture. Adequate resitance to greases and oils. Flame retardant.
Form 50 mm2 up to 240 mm2.
INDECO S.A. N2XSEYRY 8.7/15 kV - Nb. cores x section - Year - Sequential length.
Non returnable wooden reels.
Insulation: Natural (Core identification with binder tapes: white, black, red).
Outer sheath: Red.
NTP-IEC 60228: Conductors of insulated cables.
NTP-IEC 60502-2: Power cables with extruded insulation and their accessories for rated voltages from 6 kV up to 30 kV.
IEC 60228: Conductors of insulated cables.
IEC 60502-2: Power cables with extruded insulation and their accessories for rated voltages from 6 kV up to 30 kV.
IEC 60332-1-2: Test for vertical flame propagation for a single insulated wire or cable - Procedure for 1 kW pre-mixed flame.
UL 2556: Wire and Cable Test Methods. Section 9.3: FT1 (Vertical-Specimen) Flame Test.
IEC 60811-401: Thermal ageing methods. Ageing in an air oven.
IEC 60811-402: Water absorption tests.
IEC 60811-409: Loss of mass test for thermoplastic insulations and sheaths.
IEC 60811-501: Test for determining the mechanical properties.
IEC 60811-502: Shrinkage test for insulations.
IEC 60811-504: Bending test at low temperature for insulation and sheaths.
IEC 60811-505: Elongation at low temperature for insulations and sheaths.
IEC 60811-506: Impact test at low temperature for insulations and sheaths.
IEC 60811-507: Hot set test for cross-linked materials.
IEC 60811-508: Pressure test at high temperature for insulation and sheaths.
IEC 60811-509: Test for resistance of insulations and sheaths to cracking.
UL 2556: Wire and Cable Test Methods. Section 22.214.171.124: Carbon-Arc and Xenon-Arc Tests- Sunlight resistance.
|Material of the inner semi-conductor||Extruded|
|Material of the external semi-conductor||Extruded strippable|
|Individual screen||Copper tapes helically applied|
|Armour type||Galvanized steel wires|
|Number of cores||3|
|Diameter over insulation||20.79mm|
|Diameter over screen||22.4mm|
|Diameter over armour||58.1mm|
|Diameter over Sheath||63.1mm|
|Minimum outer sheath thickness||2.2mm|
|Nominal armour wire diameter||3.15mm|
|Minimum insulation thickness||4.0mm|
|Nominal insulation thickness||4.5mm|
|Total number of wires||19|
|Number of steel wire||44|
|Nominal outer diameter||63.1mm|
|Rated Voltage Uo/U (Um)||8.7/15 kV|
|Dielectric strength core to screen DC, min.||30.5kV|
|Time of application Dielectric strength core to screen DC||5min.|
|Voltage for partial discharge test||15.0kV|
|Maximal partial discharge test||10pC|
|Phase reactance 60 Hz - trefoil formation||0.1212Ohm/km|
|Max. DC resistance of the conductor at 20°C||0.193Ohm/km|
|A.C. Conductor resist. at 90 °C - trefoil formation||0.2471Ohm/km|
|Perm. current rating buried 20°C - trefoil formation||263A|
|Perm. current rating in air 30°C - trefoil formation||307A|
|Mechanical resistance to impacts||Good|
|U.V resistance||UL 2556 - Sunlight Resistance|
|Flame retardant||IEC 60332-1-2; FT1|
|Maximum operating temperature||90°C|
|Overload maximum core temperature||130°C|
|Short-circuit max. conductor temperature||250°C|