3 4 5 Core XLPE Power Cable 16mm 25mm 35mm Copper Core Underground Power Cable

XLPE Power Cable 3 4 5 Core 16mm 25mm 35mm Copper Core Underground Power Cable

Product Overview

Core Construction & Material Details

1. Conductor

• Material: 99.99% high‑purity oxygen‑free copper, compacted stranded structure
• Cross‑section options: 16mm², 25mm², 35mm²
• Core quantity: 3 Core / 4 Core / 5 Core
• Feature: Low resistance, high current‑carrying capacity, excellent flexibility and anti‑oxidation performance, meets IEC 60228 standard strictly

2. Insulation Layer

• Material: XLPE (Cross‑Linked Polyethylene)
• Rated operating temperature: 90℃ continuous operation, 250℃ short‑circuit withstand (≤5s)
• Performance: High insulation resistance, strong thermal stability, resistant to aging and partial discharge, far superior to traditional PVC insulation in service life and safety

3. Filling & Inner Sheath

• Environment‑friendly PP filling ensures round cable structure, enhances compression resistance
• PVC inner sheath wraps insulated cores tightly, isolates moisture and mechanical friction damage

4. Armoring (Optional for Underground Use)

• Galvanized steel tape armoring for anti‑pressure, anti‑rodent and anti‑external mechanical damage
• Suitable for direct burial in soil with complex geological conditions

5. Outer Sheath

• Material: High‑density PVC/PE black sheath
• Feature: Waterproof, oil‑resistant, acid‑alkali corrosion resistant, UV‑resistant, adapts to harsh underground environments

Electrical & Mechanical Parameters

• Rated voltage: 0.6/1kV (Low‑voltage power distribution standard)
• Minimum bending radius: Unarmoured ≥15×cable outer diameter; Armoured ≥12×cable outer diameter
• Core color coding: Comply with IEC standard; 3‑core: Brown, Black, Grey; 4‑core: Brown, Black, Grey, Blue; 5‑core: Brown, Black, Grey, Blue, Green‑Yellow (earth core)
• Flame retardant grade: Optional IEC 60332‑1‑2 flame retardant modification
• Operating environment temperature: -20℃ ~ +70℃

Compliance Standards

• IEC 60502‑1, IEC 60228
• GB/T 12706.1‑2020
• Pass CE, RoHS, ISO9001 quality system certification

Application Scenarios

1. Direct underground burial power transmission for urban municipal power grids
2. Power distribution for commercial buildings, factories, warehouses and residential communities
3. Outdoor engineering power supply: road lighting, mining auxiliary facilities, garden projects
4. Stable power connection for industrial equipment and large‑scale electromechanical systems

Product Advantages

1. Pure copper core guarantees stable conductivity, low energy loss and long service life
2. XLPE insulation greatly improves heat resistance and safety, reducing aging risks in long‑term underground operation
3. Multi‑core integrated design simplifies on‑site wiring, improves construction efficiency
4. Customizable armoring structure adapts to complex underground conditions like heavy pressure and rodent infestation
5. Strict raw material inspection and production process control ensure zero‑defect batch delivery

Customization & Supply Service

• Customizable core quantity, cross‑section, armoring type, sheath material and length according to project needs
• Flexible MOQ, supports bulk wholesale and project‑oriented customized orders
• Provide full‑set test reports, certification documents and technical parameter sheets