YJLV22 Cable
YJLV22 Cable: The Durable Power Distribution Solution
YJLV22 cable represents a high-performance, aluminum conductor, cross-linked polyethylene insulated, PVC sheathed, and steel tape armored power cable. Engineered for robustness and long-term reliability, this cable is specifically designed for fixed installations in demanding environments. Its construction ensures excellent resistance to mechanical stress, chemical corrosion, and adverse weather conditions, making it a premier choice for power distribution networks, industrial plants, infrastructure projects, and more, where dependable and safe electricity transmission is non-negotiable.
The core advantages of the YJLV22 cable lie in its meticulous design and material selection. The aluminum alloy conductor offers a cost-effective and lightweight alternative to copper while maintaining good conductivity. The cross-linked polyethylene (XLPE) insulation provides superior thermal stability, allowing for higher operating temperatures and increased current-carrying capacity compared to standard PVC insulation. The critical protective layer is the galvanized steel tape armor, which offers exceptional mechanical protection against crushing, impact, and rodent damage. Finally, the overall polyvinyl chloride (PVC) sheath provides an additional barrier against moisture, oils, and various chemicals, ensuring long-term integrity.
Below is a detailed overview of the standard technical parameters and construction for YJLV22 cables. Specifications may vary based on customer requirements and applicable standards (e.g., IEC, BS, ASTM).
Key Features & Benefits
- High-Temperature Resistance: XLPE insulation allows for a maximum conductor temperature of 90°C during normal operation.
- Superior Mechanical Protection: Double steel tape armor provides excellent resistance to compression and external forces.
- Chemical and Corrosion Resistance: PVC sheath protects against oils, acids, alkalis, and environmental factors.
- Moisture Resistance: The integrated design offers good performance in damp or directly buried applications.
- Lightweight & Cost-Effective: Aluminum conductor reduces overall weight and material cost compared to copper equivalents.
- Long Service Life: Durable materials and construction ensure reliable performance over decades.
Detailed Technical Specifications
| Parameter | Description / Value |
|---|---|
| Conductor | Solid or Stranded Aluminum (Class 1 or 2 as per IEC 60228) |
| Insulation | Cross-Linked Polyethylene (XLPE) |
| Inner Sheath (if applicable) | PVC or PE Bedding |
| Armor | Double Layer of Galvanized Steel Tape (GSTA) |
| Outer Sheath | Polyvinyl Chloride (PVC), typically black or grey |
| Rated Voltage (U0/U) | 0.6/1 kV, 1.8/3 kV, 3.6/6 kV, 6/10 kV, 8.7/15 kV, 12/20 kV, 18/30 kV |
| Max. Continuous Operating Temperature | 90°C (Conductor) |
| Short-Circuit Temperature | 250°C (Max. duration: 5 seconds) |
| Minimum Bending Radius | 12 x Overall Cable Diameter (During Installation) |
| Application Temperature Range | Approx. -20°C to +70°C (Installation & Operation) |
| Standards Compliance | IEC 60502, BS 5467, AS/NZS 1429.1, or equivalent national standards |
Common Cable Sizing & Current Ratings (Example for 0.6/1kV)
| Nominal Cross-Sectional Area (mm²) | Approx. Overall Diameter (mm) | Approx. Weight (kg/km) | Max. Current Rating in Air (Amps)* |
|---|---|---|---|
| 25 | 18.5 - 21.0 | 750 - 900 | 85 - 100 |
| 50 | 22.0 - 25.0 | 1150 - 1400 | 125 - 145 |
| 120 | 30.0 - 34.0 | 2100 - 2600 | 205 - 235 |
| 240 | 40.0 - 45.0 | 3600 - 4300 | 310 - 350 |
| 400 | 50.0 - 56.0 | 5500 - 6600 | 430 - 480 |
| *Values are indicative and depend on specific installation conditions (ambient temperature, grouping, etc.). Refer to engineering tables for precise calculations. | |||
Typical Applications
- Fixed wiring in power distribution systems (underground or in cable ducts).
- Industrial power supply for machinery and equipment.
- Power networks for infrastructure projects (tunnels, bridges, airports).
- Mining operations and other heavy industrial sites.
- Areas with high risks of mechanical damage or rodent activity.
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