4*16 4*25 Cu/XLPE/PVC/Swa/PVC Steel Wire Armored Underground Power Cable Copper Conductor for Power Station Use

 4×16 mm² & 4×25 mm² Cu/XLPE/PVC/SWA/PVC Steel Wire Armored Underground Power Cable

1. Product Overview

The 4×16 mm² & 4×25 mm² Copper Conductor/XLPE Insulation/PVC Inner Sheath/Steel Wire Armor/PVC Outer Sheath Power Cable is designed for underground power distribution in substations and industrial applications. Featuring a multi-layer protective structure, it delivers excellent electrical performance, mechanical strength, and environmental resistance, suitable for direct burial, cable trenches, or duct installations.

2. Cable Construction & Materials

3. Key Technical Parameters

• Electrical Properties:

• Rated Voltage: 0.6/1kV

• DC Resistance at 20°C: ≤1.15Ω/km (16mm²), ≤0.727Ω/km (25mm²)

• AC Withstand Voltage: 3.5kV/5min no breakdown

• Insulation Resistance: ≥100MΩ·km

• Mechanical Properties:

• Minimum Bending Radius: ≥12× cable diameter

• Tensile Strength: SWA withstands ≥50kN pulling force

• Crush Resistance: ≥10kN/100mm

• Environmental Performance:

• Operating Temperature: -40℃～+90℃

• Installation Temperature: ≥0℃

• Weather Resistance: Passes 1000h UV aging test

4. Applications

• Power Systems: Substation connections, distribution networks

• Industrial: Petrochemical, steel plants, mining

• Infrastructure: Metro, airports, ports

• Renewable Energy: PV plants, wind farm collector lines