Overhead Insulated Power Cable
This overhead insulated power cable is composed of compacted conductors and weather-resistant insulation with semi-conductive shielding. It is suitable for urban and town power transmission projects, offering high safety and reliability.
Technical Specifications
Product Overview
High-Performance Overhead Power Transmission
This overhead insulated power cable is engineered for urban and town power transmission projects, combining the mechanical resilience of overhead lines with the safety characteristics of power cables. Featuring compacted conductors and weather-resistant insulation, it offers superior resistance to atmospheric aging compared to bare wires. Its design allows for smaller installation spacing, ensuring high safety and reliability in diverse environmental conditions.
Technical Specifications
Insulation Materials
- Cross-linked polyethylene (XLPE)
- High-density polyethylene (HDPE)
- Voltage Ratings
- 1kV10kV
Operating Limits
Max Operating Temperature
90 °C
XLPE Insulation
75 °C
HDPE Insulation
Max Short-Circuit Temperature (≤5s)
250 °C
XLPE Insulation
150 °C
HDPE Insulation
Installation Requirements
Bending Radius (1kV Cables)
| Cable Outer Diameter | Min. Bending Radius |
|---|---|
| < 25mm | 4D |
| ≥ 25mm | 6D |
Bending Radius (10kV Cables)
| Cable Type | Calculation Formula |
|---|---|
| Single-core | 20(D+d) ± 5% mm |
| Multi-core | 15(D+d) ± 5% mm |
- Minimum Installation Temperature
- -20 °C
Compliance
Execution Standards
- GB/T 12527-90 (1kV)
- GB/T 14049-93 (10kV)
- IEC 502
- IEC 227
