Apr. 10, 2025
In today's complex power distribution networks, selecting the appropriate medium voltage cables is crucial for ensuring operational efficiency and safety. Our 33kV 3-core cables are meticulously engineered to meet the rigorous demands of modern industrial and utility applications, providing a dependable solution for medium voltage power transmission.
Our 33kV 3-core cables are designed with precision and adhere to international standards, ensuring both quality and compatibility. Key components include:
Conductor: Utilizing high-grade stranded copper or aluminum conductors, these cables offer excellent electrical conductivity and flexibility.
Insulation: The cables feature Cross-Linked Polyethylene (XLPE) insulation, known for its superior thermal and electrical properties, enhancing performance under varying load conditions.
Screening: A semi-conductive layer over the conductor and insulation effectively manages the electric field within the cable, ensuring operational safety and reliability.
Sheathing: The outer sheath is crafted from robust materials such as PVC or Low Smoke Zero Halogen (LSZH), providing resistance against environmental factors, chemicals, and mechanical stress.
Armoring Options: Depending on specific application requirements, the cables are available with Steel Wire Armor (SWA) or Steel Tape Armor (STA) for enhanced mechanical protection.
Our 33kV 3-core cables are versatile and suitable for a wide range of applications, including:
Power Distribution Networks: Efficiently transmitting electricity within utility grids and substations.
Industrial Installations: Supplying power to heavy machinery and equipment in manufacturing plants and processing facilities.
Underground and Submarine Installations: Designed to withstand challenging environments, making them ideal for subterranean and underwater applications.
Renewable Energy Projects: Connecting wind farms and solar power plants to the grid, facilitating the integration of sustainable energy sources.
Compliance with International Standards: Our cables are manufactured in accordance with globally recognized standards such as BS6622, BS7835, and IEC 60502-2, ensuring quality and compatibility. caledoniancable.com+2Incore Cables+2Eland Cables+2
Superior Performance: With high-quality materials and meticulous construction, our cables offer excellent electrical properties, thermal stability, and mechanical strength.
Customization Options: We provide tailored solutions to meet specific project requirements, including various conductor materials, insulation types, and armoring options.
Expert Support: Our team of experienced professionals is available to assist with product selection, technical guidance, and after-sales support, ensuring a seamless experience from inquiry to installation.
| Parameter | Specification |
|---|---|
| Rated Voltage (Uo/U) | 19/33kV (36kV) |
| Conductor Material | Stranded Copper or Aluminum |
| Insulation | XLPE (Cross-Linked Polyethylene) |
| Conductor Screen | Semi-conductive Material |
| Insulation Screen | Semi-conductive Material |
| Armoring (Optional) | SWA (Steel Wire Armor) or STA (Steel Tape Armor) |
| Outer Sheath Material | PVC or LSZH |
| Operating Temperature Range | -20°C to +90°C |
| Short Circuit Temperature | Up to 250°C (for durations not exceeding 5 seconds) |
| Standards Compliance | BS6622, BS7835, IEC 60502-2 |
Our 33kV 3-core cables are tested and certified to comply with international standards, ensuring they meet stringent safety and performance criteria. Certifications include:
BS6622: Specification for armoured cables with thermosetting insulation for rated voltages from 3.8/6.6kV up to 19/33kV.
BS7835: Specification for armoured cables with thermosetting insulation for rated voltages of 3.8/6.6kV up to 19/33kV, having low emission of smoke and corrosive gases when affected by fire. Eland Cables
IEC 60502-2: International standard for power cables with ratedvoltage above 1kV up to 36kV, ensuring safety and reliability in power distribution systems. (nkt.com)
Installing 33kV 3-core cables requires careful consideration of various factors to ensure long-term reliability and optimal performance. Here are some essential installation guidelines:
Cable Routing: Ensure that the cable is laid along a stable, smooth surface, avoiding sharp bends or damage from external forces. It should be properly supported to prevent stress on the cable.
Trenching and Grounding: When laying cables underground, ensure that trenches are free from sharp objects and that the cables are adequately grounded to prevent electrical faults. Use cable protection such as sand or brick coverings to safeguard against mechanical damage.
Temperature Considerations: During installation, the ambient temperature should be within the recommended range to avoid damage to the cable's insulation. Installations should take place under dry conditions to prevent moisture-related issues.
Bending Radius: When bending the cable, ensure that the minimum bending radius as specified by the manufacturer is not exceeded. Bending beyond the recommended radius can cause damage to the conductor or insulation.
Jointing and Termination: Proper jointing and termination of 33kV cables are crucial to prevent electrical faults. Use high-quality jointing kits and ensure that all connections are securely tightened and insulated.
Reliability: Our cables are designed for high-performance and longevity, minimizing downtime in your power distribution network. They are robust enough to withstand extreme environmental conditions.
Cost-Effectiveness: By selecting our 33kV 3-core cables, you invest in long-term durability and reduced maintenance costs. These cables are designed to offer optimal performance for extended periods, providing excellent value.
Environmentally Friendly: With an emphasis on environmentally conscious design, our cables are constructed with materials that comply with environmental regulations, making them a sustainable choice for modern infrastructure.
Wide Application: Whether for industrial, commercial, or utility-based applications, our 33kV 3-core cables meet the needs of a broad spectrum of industries. They are ideal for substations, renewable energy projects, and large-scale power installations.
In summary, our 33kV 3-core cables offer exceptional performance, reliability, and safety for medium voltage power distribution. Manufactured with high-quality materials and compliant with international standards, these cables are the ideal choice for industries and utility providers that require a dependable solution for power transmission.
Whether you are upgrading your power infrastructure, working on a new project, or simply seeking a trusted supplier, our 33kV 3-core cables provide the reliability and efficiency you need to keep your systems running smoothly.
Choose our cables for your next project and experience the difference in quality and performance. For more details or to request a quote, contact us today
