Description
Standards
International : IEC 60502-2National : BS 6622
Description
Electric cable with copper conductors, semiconductive conductor screen, XLPE insulation, semiconductive insulation screen, copper tape metallic screen of each core, PVC bedding, galvanized steel wires armour (SWA) and PVC outer sheath
Application
for energy networks where mechanical stresses are expected. Suitable for underground installation or in ducts
The cable is suitable for rated voltage 6/10KV according to IEC 60502-2
Design
1. copper conductor
2. semiconductive conductor screen
3. XLPE insulation
4. semiconductive insulation screen
5. metallic screen
6. PVC bedding
7. galvanized steel wires armour
8. PVC outer sheath
Single core xables are with Aluminium wires armour (AWA) with designation: CU/XLPE/AWA/PVC 6.35/11KV
Characteristics
Construction characteristics | |
---|---|
Conductor material | Copper |
Conductor shape | Circular |
Conductor flexibility | Stranded class 2 |
Material of the inner semi-conductor | Semi-conducting compound |
Insulation | XLPE (chemical) |
Material of the external semi-conductor | Extruded strippable |
Screen | Bare copper |
Inner sheath | PVC |
Armour type | Galvanized steel wires |
Outer sheath | PVC |
Colour | Red |
Lead free | Yes |
Dimensional characteristics | |
Number of cores | 3 |
Nominal outer diameter | 70.5mm |
Conductor cross-section | 185mm² |
Approximate weight | 10620kg/km |
Electrical characteristics | |
Rated Voltage Uo/U (Um) | 6.35 / 11 kV |
Max. DC resistance of the conductor at 20°C | 0.099Ohm/km |
Usage characteristics | |
Max. conductor temperature in service | 90°C |
Short-circuit max. conductor temperature | 250°C |
Flame retardant | IEC 60332-1 |