Wires and Cables
Tree Cable
2-Layer 15kV ACSR/AAC Tree Wire - Covered Overhead Distribution Cable
The 2-Layer 15kV ACSR/AAC Tree Wire is a covered overhead conductor designed for reliable medium-voltage distribution in areas with heavy tree contact. It features concentrically stranded ACSR or AAC conductors with a dual-layer covering of track-resistant high-density polyethylene (HDPE) or cross-linked polyethylene (XLPE). The inner layer provides insulation while the outer layer offers superior tracking and weathering resistance. This construction significantly reduces the risk of faults caused by tree limbs, minimizes wildfire ignition potential, and allows closer spacing to vegetation. Suitable for both spacer cable systems and conventional overhead lines, the 2-Layer 15kV ACSR/AAC Tree Wire meets ICEA S-121-733 and related ASTM standards. It undergoes rigorous quality testing from raw materials to finished product, ensuring excellent dielectric strength, mechanical robustness, and long-term performance in challenging environments.
15kV 3-Layer AAAC/ACSR/AAC Tree Wire - Triple Layer Covered Conductor
The 3-Layer 15kV AAAC/ACSR/AAC Tree Wire is a specialized covered overhead conductor developed for distribution lines in areas with dense vegetation. It uses concentrically stranded AAAC, ACSR, or AAC conductors protected by a triple-layer system of track-resistant HDPE or XLPE. The multi-layer covering delivers exceptional tracking resistance, abrasion protection, and weatherability while greatly reducing the risk of electrical faults from tree limb contact and helping minimize wildfire ignition potential. This advanced design allows closer spacing to vegetation and lowers vegetation management costs. Suitable for conventional overhead or spacer cable systems, the 3-Layer 15kV AAAC/ACSR/AAC Tree Wire offers a cost-effective solution for improving line reliability. It complies with ICEA and ASTM standards and undergoes extensive quality testing to ensure long-term performance and safety.
3-Layer 35kV AAC/AAAC/ACSR Tree Wire - Covered Overhead MV Cable
The 3-Layer 35kV AAC/AAAC/ACSR Tree Wire is an advanced covered medium-voltage overhead conductor engineered for reliable performance in areas with dense vegetation. It features a concentrically stranded AAC, AAAC, or ACSR conductor protected by a triple-layer system of track-resistant high-density polyethylene (HDPE) or cross-linked polyethylene (XLPE). The multi-layer covering provides exceptional tracking resistance, abrasion protection, and weatherability while significantly reducing the risk of electrical faults caused by tree limb contact and minimizing wildfire ignition potential. This design allows closer spacing to vegetation and lowers vegetation management costs. Suitable for both conventional overhead lines and spacer cable systems, the 3-Layer 35kV AAC/AAAC/ACSR Tree Wire meets ICEA S-121-733 and related ASTM standards. It undergoes rigorous quality testing from raw materials to finished product, ensuring excellent dielectric strength, mechanical robustness, and long-term durability in challenging environments.
25kV 3-Layer AAAC/ACSR/AAC Tree Wire - Triple Layer Covered MV Conductor
The 3-Layer 25kV AAAC/ACSR/AAC Tree Wire is a specialized covered medium-voltage overhead conductor developed for distribution lines in areas with dense vegetation. It uses concentrically stranded AAAC, ACSR, or AAC conductors protected by a triple-layer system of track-resistant HDPE or XLPE. The multi-layer covering delivers exceptional tracking resistance, abrasion protection, and weatherability while greatly reducing the risk of electrical faults from tree limb contact and helping minimize wildfire ignition potential. This advanced design allows closer spacing to vegetation and lowers vegetation management costs. Suitable for conventional overhead or spacer cable systems, the 3-Layer 25kV AAAC/ACSR/AAC Tree Wire offers a cost-effective solution for improving line reliability. It complies with ICEA and ASTM standards and undergoes extensive quality testing to ensure long-term performance and safety.
3-Layer 46kV Tree Wire - Covered Overhead MV Cable
The 3-Layer 46kV AAAC/ACSR/AAC Tree Wire is a premium covered medium-voltage overhead conductor designed for reliable performance in heavily vegetated environments. It features a concentrically stranded AAAC, ACSR, or AAC conductor protected by a robust triple-layer system of track-resistant high-density polyethylene (HDPE) or cross-linked polyethylene (XLPE). The multi-layer covering delivers exceptional tracking resistance, abrasion protection, and weatherability while significantly reducing the risk of electrical faults from tree limb contact and minimizing wildfire ignition potential. This advanced design allows closer spacing to vegetation and lowers vegetation management costs. Suitable for both conventional overhead lines and spacer cable systems, the 3-Layer 46kV AAAC/ACSR/AAC Tree Wire meets ICEA S-121-733 and related ASTM standards. It undergoes rigorous quality testing from raw materials to finished product, ensuring excellent dielectric strength, mechanical robustness, and long-term durability in demanding high-voltage applications.In-Depth Analysis
Comparative Analysis of Efficiency and Loss
Compared to the industry average, NPC Overhead Insulated Cable exhibit lower losses and higher efficiency across the entire load range.
Load Efficiency Comparison(%)
No-load Loss Comparison(W)
High Conductivity Design
High-purity oxygen-free copper or high-quality aluminum conductors are used with smooth surface and low resistance to ensure efficient power transmission and reduce energy loss.
Insulation Protection System
Use flame-retardant, wear-resistant and corrosion-resistant polymer insulation materials to meet the safe operation requirements in different environments.
Weather-Resistant & Durable Technology
The outer sheath is made of UV-resistant, heat-resistant, and oil-resistant materials, making it suitable for high and low temperatures, humidity, and long-term outdoor use.
Safe Flame Retardant System
The multi-layered flame-retardant structure effectively slows the spread of flames and releases low-smoke, halogen-free gases during combustion, reducing secondary hazards.
Easy Installation & Maintenance
The flexible core and flex-resistant outer sheath provide a small bend radius and high installation efficiency. Color coding and length markings reduce installation and maintenance costs.
Intelligent Monitoring
An optional remote monitoring system is available to monitor operating status, temperature, load and other parameters in real time, and supports fault warning and remote diagnosis.
Environmental Adaptability Analysis
NPC Tree Cable have been rigorously tested and can operate stably under various harsh environmental conditions.
Temperature Range
-40℃ ~ +55℃
Can work normally in extreme high and low temperature environments
Humidity Adaptation
0 ~ 100% RH
Including condensation environment, no frost requirement
Weather Resistance Grade
UV/IEC 60811-501
The outer sheath has excellent UV resistance and aging resistance
Chemical Corrosion Resistance
Oil / Acid / Alkali
Resistant to oil, acid, alkali and some chemical corrosion environments
Why Choose Us
Protection Against Vegetation Faults
Enhanced Public & Wildlife Safety
Reduced Maintenance & Operational Costs
Long-Term Durability & Weather Resilience
Product Show
Testing and Certification
Bare Cable Test Report
SGS Inspection Report
Certificate of Acceptance
ISO Quality Certificate
ISO Environmental Certificate
ISO Occupational Certificate
UL Laboratory Certificate
UL Product Certificate
Project Cases
Peru Solar PV Project
CompletedNPC Electric Delivers Medium-Voltage Cables for Peru Solar PV Project
Country:Peru
Model:HEPRZ1(AS) 1x630 mm² 19/33kV x 6km
Chile El Project
CompletedReliable 19/33kV MV cables ensuring safe, stable, and efficient power transmission for critical projects.
Country:Chile
Model:19/33kV MV Power Cables x 5km
Dominican Edenorte Project
CompletedProvide outdoor power solutions for urban main road reconstruction projects to adapt to complex environments.
Country:Dominican
Model:NPC AAAC Cable & Triplex Cable x 10km
Related Articles
Technical Advantages
FAQ From Customers
-
What is a tree cable made of?
A tree cable is composed of three main layers: the power cable conductor, an insulation layer, and a sheath protective layer. The power cable conductor is made of one or more aluminum-containing conductors that are stranded together. The insulation layer is extruded onto the conductor and is made of irradiated cross-linked polyethylene to ensure electrical insulation. The sheath protective layer is applied to the insulation and is made from high molecular weight polyethylene, providing protection against weathering and tracking resistance. -
What is the purpose of the insulation layer in a tree cable?
The insulation layer in a tree cable is designed to provide electrical insulation to prevent electrical leakage and ensure the safety of the power transmission. It is made of irradiated cross-linked polyethylene, which offers excellent thermal stability, electrical strength, and durability. This insulation prevents contact between the conductive core and the environment, reducing the risk of electrical faults and ensuring safe operation in various weather conditions. -
Why is the sheath protective layer important in a tree cable?
The sheath protective layer in a tree cable provides an additional layer of protection to ensure the cable’s mechanical integrity and weather resistance. Made of high molecular weight polyethylene, this layer helps protect the cable from abrasion, UV radiation, and environmental stresses such as moisture and extreme temperatures. It also provides tracking resistance, ensuring the cable remains functional and safe for long-term outdoor use in tree cabling applications. -
What materials are used in the power cable conductor of a tree cable?
The power cable conductor in a tree cable is made of one or more aluminum-containing conductors that are stranded together. This choice of material ensures excellent electrical conductivity while keeping the cable lightweight and cost-effective. The use of aluminum also helps improve the cable's corrosion resistance, making it ideal for outdoor installations in environments where moisture and temperature fluctuations are common. -
How does the construction of a tree cable benefit its performance?
The construction of a tree cable, with its layered design of power cable conductor, insulation layer, and sheath protective layer, provides several key benefits. The aluminum conductor ensures efficient electrical power transmission, while the insulation layer prevents electrical faults by providing excellent insulation. The sheath protective layer adds durability by making the cable resistant to weathering, abrasion, and tracking, ensuring long-lasting performance and minimal maintenance, even in challenging outdoor environments.