Standard: SRPS N.C5.230
DIN VDE 0276-620; HD 620 S2
IEC 60502-2
Nominal voltage U0/U:
6/10 kV, 12/20 kV, 18/30kV, 20/35 kV
Test voltage: 21 kV, 42 kV, 63 kV, 70kV
CONSTRUCTION
Conductor: multi-core conductor class 2,
copper XHP 48 (N2XSY) or aluminium conductor XHP 48-A (NA2XSY), according to SRPS N.C0.015, IEC 60228.
Inner semi-conductive layer
Insulation: Cross-linked compound XLPE
Outer semi-conductive layer: extruded layer and wrapped semi-conductive tape over, used as bedding for electric protection.
Electric protection (screen): wrapped annealed copper wires with counter-helix annealed copper tape or wrapped copper tape.
Separator: polyester tape
Sheath: special PVC compound.
Sheath colour black, for use in mining red colour.
APPLICATION:
For laying indoors, in ducts, directly in earth,
in the open air in distribution networks,
industrial plants and electric power plants,
when additional mechanical damages are not
expected.
Permissible conductor temperature:
– max operating temperature +90°C,
– in short circuit (max 5 s), max +250°C
– short-term overload in emergency operation to +230°C
Permissible environment temperature:
at laying and handling, -5°C do +70°C
BENDING RADIUS (min.):
– 15D (D – cable diameter)
