Construction of MV Power Cable
Conductor: Solid or stranded copper or Aluminum
Insulation: Cross-linked polyethylene (XLPE)
Filler: Polypropylene filament with lapped binding tape
Filler: Polypropylene filament with lapped binding tape
Inner sheath: Polyvinyl chloride (PVC) for armored cable.
Amour: Galvanized steel wire armored (SWA) or steel tape armored(STA) (for armored cable)
Sheath: Polyvinyl chloride (PVC) or PE, or HDPE
Size: Up to 800mm2 for single core, up to 500mm2 for 3 cores
Core: single or 3 Core
Core: single or 3 Core
Woking Temperature
The maximum conductor operating temperature: 90°C
During short circuit (lasting less than 5 seconds) the maximum temperature of the cable conductor shall not be above 250°C
Environment temperature should be no lower than 0°C for laying the cable.
Voltage up to 36 KV
Technical Data of Parameter
| Temperature Rating | Fixed: 0°C to +90°C |
| Conductor | Class 2 Stranded Copper or Aluminum Conductors for Single Core and three-Core Cables |
| Conductor Screen | Semi-conductive XLPE (Cross-Linked Polyethylene) |
| Metallic Screen | Individual or collective overall copper tape screen according to BS 6622 |
| Insulation | XLPE (Cross-Linked Polyethylene) |
| Insulation Screen | Semi-conductive XLPE (Cross-Linked Polyethylene) |
| Minimum Bending Radius | Single core – Fixed: 15 x overall diameter 3 core – Fixed: 12 x overall diameter |
| Armour | Single core: AWA (Aluminium Wire Armoured) Multi-core: SWA (Steel Wire Armoured) |
| Sheath | PVC (Polyvinyl Chloride) Type TM1 according to BS 7655 |
| Filler | PET (Polyethylene Terephthalate) fibres |
| Core-covering: | Binding tape |
| Min. beding radius | 15 times cable radius (single core), 12 times cable radius (multi cores) |
