15kV DC Screened Silicone Wire
Applications
The single core cables are suitable for high-voltage cabinet, power system, high voltage electric machineries, television receivers, transformers,high-voltage cables for electronic instruments, etc.
Rated Voltage
15kV
Construction
Conductor : Annealed copper conductor, class 5.
Insulation : Silicone rubber.
Screen : Tinned copper wire braiding.
Sheath : Silicone rubber.
Color Code
Red, (other colours upon request).
Physical Properties
Operating Temperature : -45°C - 180°C
Dimension Data
Part NO. | Conductor | Approx. Overall Diameter | ||
|---|---|---|---|---|
No. of Core X Cross Section | No./Nominal Diameter of Strands | Nominal Diameter | ||
| mm² | No./mm | mm | mm |
1x0.20 | 7/0.20 | 0.6 | 5.5 | |
1x0.35 | 19/0.16 | 0.8 | 5.7 | |
1x0.50 | 16/0.2 | 0.94 | 5.9 | |
1x0.75 | 24/0.2 | 1.2 | 6.9 | |
1x1.0 | 32/0.2 | 1.34 | 7.0 | |
1x1.5 | 30/0.25 | 1.6 | 8.0 | |
1x2.5 | 49/0.25 | 2.1 | 8.6 | |
1x4.0 | 56/0.3 | 2.61 | 9.6 | |
1x6.0 | 84/0.3 | 3.21 | 10.4 | |
Applications in High-Voltage Systems
The versatility of 15kV DC screened silicone wire power cables makes them indispensable across a range of high-voltage applications:
High-Voltage Cabinets: These cables are ideal for wiring high-voltage cabinets, where reliable insulation and EMI shielding are critical to prevent electrical faults and ensure safe operation.
Power Systems: In power distribution networks, these cables provide a dependable solution for transmitting high-voltage DC power, minimising energy losses and maintaining system stability.
High-Voltage Electric Machinery: The cables’ flexibility and thermal resistance make them suitable for use in electric motors and generators, where they withstand mechanical stress and high operating temperatures.
Television Receivers: In high-voltage circuits within television receivers, the cables ensure safe and efficient power delivery, protecting sensitive components from EMI.
Transformers: The cables are used in transformer wiring, where their high dielectric strength and temperature tolerance ensure reliable performance under demanding conditions.
Electronic Instruments: For precision instruments requiring stable power delivery, the screened design prevents interference, ensuring accurate operation.
Advantages of 15kV DC Screened Silicone Wire Power Cables
The unique combination of materials and design in these cables offers several advantages:
High Thermal Stability: The silicone rubber insulation and sheath maintain performance across a broad temperature range, making the cables suitable for extreme environments.
Electromagnetic Shielding: The tinned copper wire braid effectively mitigates EMI, ensuring reliable operation in environments with high electromagnetic noise.
Flexibility and Durability: The Class 5 conductor and silicone rubber components provide flexibility for complex installations while ensuring long-term durability against mechanical and environmental stressors.
Customisation: The availability of custom sheath colours enhances usability in systems requiring clear visual identification.
High Dielectric Strength: The silicone rubber insulation provides excellent electrical insulation, reducing the risk of short circuits and enhancing safety in high-voltage applications.
Challenges and Considerations
While these cables offer numerous benefits, certain challenges must be considered:
Cost: Silicone rubber and tinned copper are premium materials, making these cables more expensive than alternatives like PVC-insulated cables. However, their durability and performance often justify the investment in critical applications.
Installation: The flexibility of these cables simplifies installation, but care must be taken to avoid over-bending, which could damage the conductor or insulation.
Customisation Lead Times: While custom sheath colours are available, they may involve longer lead times, which could impact project timelines.
FAQs
1. What is the primary function of the tinned copper braid in these cables?
The tinned copper braid serves as a screen to provide electromagnetic interference (EMI) shielding, protecting sensitive equipment from electrical noise and ensuring reliable operation in high-voltage environments.
2. Can these cables be used in outdoor applications?
Yes, the silicone rubber sheath offers excellent resistance to moisture, UV exposure, and temperature extremes, making these cables suitable for outdoor use in harsh conditions.
3. What is the significance of the Class 5 conductor?
A Class 5 conductor, composed of fine annealed copper strands, provides high flexibility, making the cables ideal for applications requiring complex routing or frequent movement.
4. Are custom sheath colours available for all conductor sizes?
Yes, custom sheath colours can be requested for all conductor sizes, though lead times may vary depending on the supplier.
5. How do these cables compare to PVC-insulated cables?
Compared to PVC-insulated cables, 15kV DC screened silicone wire power cables offer superior thermal stability, flexibility, and dielectric strength, making them better suited for high-voltage and extreme-temperature applications.
15kV DC screened silicone wire power cables are a cornerstone of modern high-voltage systems, offering a blend of reliability, flexibility, and performance. Their robust construction, featuring annealed copper conductors, silicone rubber insulation, and tinned copper braid screening, ensures they meet the demands of diverse applications, from power systems to electronic instruments. By understanding their properties, advantages, and applications, engineers and technicians can make informed decisions to enhance the safety and efficiency of their projects. As technology evolves, these cables will continue to play a vital role in powering the future of high-voltage engineering.
