50mm2 3c Cu XLPE Swa PVC 15kv 133% Bil PVC PUR XLPE Insulated Medium Voltage Power Cable

1. Technical Specifications

• Rated Voltage: 15kV (Uo/U=8.7/15kV)

• Conductor Size: 3×50mm² (Class II stranded copper)

• Insulation: XLPE

• Armoring: Double-layer galvanized Steel Tape (SWA)

• Sheath: UV-resistant black PVC

• Insulation Level: 133% BIL

• Electrical Performance:

• AC withstand: 30.5kV/5min

• Partial discharge: ≤10pC (@1.73Uo)

• Mechanical Performance:

• Tensile strength: ≥400N/mm²

• Crush test: ≤10% deformation

2. Key Advantages

• Triple-layer dry curing process

• Double-layer gap armoring

• 25kA short-circuit certified

• Radial water-blocking design

• Excellent corrosion resistance (1000h salt spray)

• Optional FR/LSZH versions

3. Professional Applications

• Industrial plant direct burial

• Mine underground power supply

• Port machinery electrification

• Tunnel lighting distribution

• Petrochemical explosion-proof areas

4. Manufacturing Process

• German KABMA 54-basket strander

• Triple-layer dry curing line

• Automated laser diameter control

• Computer-controlled armoring

• 100% spark test

• Complete factory tests (including 3U0 withstand)

5. Packaging & Shipping

• Reinforced steel-wood reels

• Reel size: Φ2.5m×1.8m (width)

• Double-sealed cable ends

• Max length: 2000m/reel

• Transportation: Anti-vibration trucks

• Storage: Keep 30cm above ground

6. Technical Support

• Warranty: 24 months

• Complete test reports

• Free technical consultation

• 72hr emergency response

• On-site laying guidance

• 5-year quality tracking