Single Core Al Conductor 1X300mm2 12/20kv XLPE Insulated Na2xs2y Medium Voltage Cable

Product Parameters

• Conductor: Compact round Al (IEC 60228 Class 2)

• Cross-section: 300mm²

• Voltage rating: Uo/U = 12/20kV

• Insulation: 4.5mm XLPE

• Screening: Copper Wire+tape composite

• Sheath: PVC/ST2

• Operating temperature: 90℃

• Short-circuit temperature: 250℃ (5s max)

Key Features

1. Conductor System:

• 99.6% high purity aluminium

• 93% compaction ratio

• DC resistance ≤0.118Ω/km (at 20℃)

2. Insulation System:

• Ultra-clean XLPE, ≥20kV/mm breakdown

• Triple-layer extrusion technology

• Partial discharge ≤10pC

3. Mechanical Properties:

• Min bending radius: 15×OD

• Sheath tensile strength ≥12.5N/mm²

• Passes 10,000 bending cycles

Construction

Conductor: IEC 60228 Class 2 compact round Al
Insulation: VDE 0276-620 XLPE
Screening:

• Inner: Super-smooth semicon

• Outer: Tinned Cu wire+tape
  Sheath: PVC/ST2 (LSZH optional)

Manufacturing Process

• Produced on domestic advanced production lines

• Nitrogen CV curing technology

• Online X-ray eccentricity control

• 100% partial discharge testing

General Information

Packaging & Shipping

• Standard reels: Steel-wood, 2200mm diameter

• Max length: ~800m (for 300mm²)

• Transport protection: Steel strapping+corner guards

• Markings: Voltage, size, length, weight

Ordering & Samples

• Standard types: In stock available

• Lead time: 4-6 weeks after order

• Samples: 10m test samples provided

• MOQ: 300 meters

Quality & Service

• Certifications: VDE+CE

• Warranty: 60 months from shipment

• Documentation: Full English test reports

• Support: Free installation consultation