Shielded High Voltage XLPE/XLPO Multi-Core Copper Cable (For EV & Industrial Power Distribution)
Overview
Designed for complex power distribution systems, this shielded multi-core high-voltage cable features XLPE or XLPO insulation and oxygen-free copper conductors. Engineered to deliver reliable power transmission in demanding environments, it excels in automotive high-voltage systems and industrial applications requiring robust mechanical protection, thermal stability, and EMI shielding.
Key Features & Advantages:
-
Multi-Core Flexibility: 2–5 cores (configurations: 2, 3, 4, or 5 conductors) for integrated power distribution.
-
Advanced Insulation: XLPE/XLPO insulation offers superior mechanical strength, heat resistance (up to 125°C), and electrical stability.
-
EMC Protection: Polyester tape or aluminum foil shielding minimizes electromagnetic interference (EMI).
-
Halogen-Free Safety: Flame-retardant, self-extinguishing (extinguishes within 70s; unburned length ≥50mm), with low smoke emission.
-
Environmental Resilience: Resists UV radiation, moisture, chemicals, and mechanical stress.
-
Rugged Construction: Tinned/bare copper conductors + XLPE/XLPO insulation + shielding + XLPE/XLPO sheath.
-
Compliance Certified: Meets QC/T 1037 standards for short-term (240h) and long-term (3000h) aging.
Product Construction
-
Conductor: High-purity bare copper or tinned copper strands.
-
Insulation: Cross-linked polyethylene (XLPE) or cross-linked polyolefin (XLPO).
-
Shielding: Aluminum foil or polyester tape (EMI suppression).
-
Outer Sheath: XLPE, XLPO, or custom materials. Standard color: Orange.
Material Characteristics
| Component | Properties |
|---|---|
| Insulation/Sheath | XLPE/XLPO: - Excellent dielectric strength - High mechanical toughness - Thermal stability (-40°C to +125°C) - Halogen-free, flame-retardant |
| Conductor | Copper (bare/tinned): - Low resistivity - Corrosion resistance (tinned variant) |
| Shielding | Aluminum foil/polyester tape: - Effective EMI containment - Lightweight and flexible |
Application Scenarios
-
Electric Vehicles: Battery pack interconnects, motor power feeds, DC-DC converters, charging systems.
-
Industrial Machinery: High-voltage motor controls, CNC equipment, renewable energy inverters.
-
Infrastructure: EV charging stations, power distribution cabinets.
-
Transportation: Rail, marine, and aerospace power systems.
Technical Specifications
| Parameter | Value |
|---|---|
| Rated Voltage | AC 600V / DC 900V |
| Temperature Range | -40°C to +125°C |
| Conductor Material | Bare Copper / Tinned Copper |
| Insulation | XLPE or XLPO |
| Shielding | Aluminum Foil or Polyester Tape |
| Sheath Material | XLPE/XLPO (Customizable) |
| Fire Performance | Self-extinguishing (≤70s), Unburned length ≥50mm |
| Min. Bending Radius | 5 × OD (OD ≤ 20mm), 6 × OD (OD > 20mm) |
| Standards Compliance | QC/T 1037 (Aging: 240h short-term, 3000h long-term) |
Electrical & Dimensional Specifications (Per Core)
| Core Size (mm²) | Max. Resistance (mΩ/m @20°C) | Cores | Ref. Current (A) | Ref. Diameter (mm) | Rated Voltage |
|---|---|---|---|---|---|
| 1.5 | 12.7 | 2 | 13 | 8.2 | AC 600V/DC 900V |
| 1.5 | 12.7 | 3 | 11 | 8.8 | |
| 1.5 | 12.7 | 4 | 10 | 9.5 | |
| 1.5 | 12.7 | 5 | 9 | 10.0 | |
| 2.5 | 7.60 | 2 | 18 | 9.6 | |
| 2.5 | 7.60 | 3 | 16 | 10.2 | |
| 2.5 | 7.60 | 4 | 14 | 10.8 | |
| 2.5 | 7.60 | 5 | 13 | 11.8 | |
| 4 | 4.71 | 2 | 26 | 11.0 | |
| 4 | 4.71 | 3 | 22 | 12.0 | |
| 4 | 4.71 | 4 | 20 | 13.0 | |
| 4 | 4.71 | 5 | 18 | 14.2 | |
| 6 | 3.14 | 2 | 33 | 12.0 | |
| 6 | 3.14 | 3 | 29 | 13.8 | |
| 6 | 3.14 | 4 | 26 | 14.8 | |
| 6 | 3.14 | 5 | 23 | 16.0 |
Notes:
Ref. Current: Indicative for thermal conditions (actual ampacity depends on installation environment).
XLPE vs. XLPO: XLPE offers superior heat resistance; XLPO provides enhanced flexibility.
Engineering Selection Guide
-
Voltage Rating: Ensure system voltage ≤ AC 600V / DC 900V.
-
Core Configuration: Select core count (2–5) based on circuit complexity.
-
Temperature: Verify ambient temperatures ≤ 125°C.
-
Shielding: Use aluminum foil for critical EMI suppression; polyester tape for cost efficiency.
-
Bending Radius: Strictly adhere to min. bending radius during installation.
-
Termination: Shield must be properly grounded for EMC effectiveness.
Available in shielded (standard) or unshielded configurations.
