Customization: | Available |
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Application: | Construction, Overhead, Industrial, Power Station, Grounding, Overhead Line, Substation |
Voltage: | Low and Medium Voltage Cable |
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Our HDBC Bare Copper Conductor cables are engineered to meet the highest standards of electrical performance and durability. Designed for electrical grounding, overhead power transmission, and substation grounding, these cables are essential components for both industrial and commercial electrical systems.
Made from high-quality bare copper, the conductor material ensures exceptional conductivity, low resistance, and high tensile strength for optimal performance in even the most demanding electrical environments. The Class B construction is specifically designed to provide enhanced flexibility and mechanical strength, making it ideal for aerial power lines, grounding grids, and electrical installations.
StructureConductor Material: High-quality bare copper, offering excellent conductivity and strength.
Construction Type: Class A&B stranded conductor, consisting of multiple strands of copper wire twisted together to form a flexible and robust cable.
Insulation: None (bare copper for maximum conductivity and ease of connection in grounding applications).
Stranding: Multiple strands of copper wire are helically wound together, providing mechanical flexibility while maintaining high conductivity.
Sheath: No outer sheath, suitable for grounding and overhead applications where exposure to the elements is not a concern.
High Electrical Conductivity: Manufactured from high-purity copper to ensure low resistance and reliable power transmission.
Flexible Construction: Class A&B stranded wire provides greater flexibility compared to solid conductors, making it easy to handle and install.
Enhanced Mechanical Strength: Suitable for overhead applications and harsh environments, with high tensile strength.
Compliant with NEC and ASTM: Meets the National Electrical Code (NEC) and ASTM B8 standards, ensuring safety and compatibility with industry regulations.
Durable for Long-Term Use: Bare copper conductor ensures excellent performance over extended periods, with resistance to corrosion in both wet and dry conditions.
Electrical Grounding Systems: Essential for connecting electrical systems to the ground, protecting infrastructure and personnel from electrical faults.
Power Transmission Lines: Suitable for use in overhead power lines, providing reliable electricity delivery across long distances.
Industrial Electrical Systems: Used in machinery, plants, and substations to ensure safe and efficient electrical grounding.
Renewable Energy Systems: Perfect for grounding renewable energy installations, such as solar and wind energy systems.
These cables are designed for aerial installation and grounding applications. They can be installed in various environments, including industrial plants, commercial buildings, and overhead power lines. When installing, ensure compliance with local electrical codes and safety guidelines to prevent damage and ensure optimal performance.
Available Sizes:
6AWG, 4AWG, 2AWG, 1/0AWG, 2/0AWG, 4/0AWG, 250MCM, 300MCM, 350MCM, 400MCM, 500MCM, 600MCM, 700MCM, 750MCM, 800MCM, 900MCM, 1000MCM, 10mm2, 16mm2, 25mm2, 35mm2, 50mm2, 70mm2, 95mm2, 120mm2, 150mm2, 185mm2, 240mm2, 300mm2, 400mm2, 500mm2
Our HDBC Class B cables are available in a variety of AWG sizes from AWG 6 to AWG 1000, making them versatile for a wide range of applications. Whether you need a small grounding wire or a larger conductor for power transmission, we have the right size for your needs.
Datasheet
Size | Section | Number Of Wires |
Wire Diamete r |
Conducto r Diameter |
Resistance DC@20ºC |
Minimum Wire Elongatio n Before Stranding |
Minimu m Tensile Strenght |
Minimu m Tensile Strenght After Strandin g |
Total Weigh t |
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AWG/MCM | Cmils | mm² | mm | mm | Ω/km | % | kg/mm² | kg | kg/km | ||||||
6 | 26,240 | 13.3 | 7 | 1.56 | 4.67 | 1.38 | 1.0 | 46.4 | 555 | 121 | |||||
4 | 41,740 | 21.1 | 7 | 1.96 | 5.88 | 0.865 | 1.1 | 46.4 | 883 | 192 | |||||
2 | 66,360 | 33.6 | 7 | 2.47 | 7.42 | 0.544 | 1.2 | 45.4 | 1,373 | 305 | |||||
1/00 | 105,600 | 53.5 | 19 | 1.89 | 9.47 | 0.342 | 1.1 | 46.4 | 2,234 | 485 | |||||
2/00 | 133,100 | 67.4 | 19 | 2.13 | 10.6 | 0.271 | 1.1 | 45.9 | 2,785 | 611 | |||||
4/00 | 211,600 | 107.2 | 19 | 2.68 | 13.4 | 0.171 | 1.2 | 45.4 | 4,379 | 972 | |||||
250 | 250,000 | 126.7 | 37 | 2.09 | 14.6 | 0.144 | 1.1 | 45.9 | 5,231 | 1,149 | |||||
300 | 300,000 | 152.0 | 37 | 2.29 | 16.0 | 0.120 | 1.1 | 45.9 | 6,278 | 1,379 | |||||
350 | 350,000 | 177.3 | 37 | 2.47 | 17.3 | 0.103 | 1.2 | 45.4 | 7,243 | 1,609 | |||||
400 | 400,000 | 202.7 | 37 | 2.64 | 18.5 | 0.090 | 1.2 | 45.4 | 8,277 | 1,838 | |||||
500 | 500,000 | 253.4 | 37 | 2.95 | 20.7 | 0.072 | 1.3 | 44.9 | 10,230 | 2,298 | |||||
600 | 600,000 | 304.0 | 61 | 2.52 | 22.7 | 0.060 | 1.2 | 45.4 | 12,416 | 2,758 | |||||
700 | 700,000 | 354.7 | 61 | 2.72 | 24.5 | 0.052 | 1.2 | 45.4 | 14,485 | 3,216 | |||||
750 | 750,000 | 380.0 | 61 | 2.82 | 25.3 | 0.048 | 1.2 | 45.4 | 15,520 | 3,447 | |||||
800 | 800,000 | 405.4 | 61 | 2.91 | 26.2 | 0.045 | 1.3 | 44.9 | 16,369 | 3,676 | |||||
900 | 900,000 | 456.0 | 61 | 3.09 | 27.8 | 0.040 | 1.3 | 44.9 | 18,415 | 4,136 | |||||
1000 | 1,000,000 | 506.7 | 61 | 3.25 | 29.3 | 0.036 | 1.3 | 44.9 | 20,461 | 4,596 | |||||
For current ampacity details please refer to NEC tables 310-21. | |||||||||||||||
Nominal Sectional Area |
Number & Diameter of Wire |
Overall Diamete r |
Maximum Conductor Resistance @20ºC |
Breaking Strength |
Allowable Ampacitie s in Free Air |
Cable Weight (approx |
Standard Packing |
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mm² | No./mm | mm | Ω/km | kgf | A | kg/km | m | ||||||||
10 | 7/1.35 | 4.05 | 1.8054 | 438 | 90 | 90 | 1,000/R | ||||||||
16 | 7/1.70 | 5.10 | 1.1385 | 694 | 125 | 143 | 1,000/R | ||||||||
25 | 7/2.14 | 6.42 | 0.7185 | 1,076 | 160 | 227 | 1,000/R | ||||||||
35 | 7/2.52 | 7.56 | 0.5181 | 1,459 | 200 | 314 | 1,000/R | ||||||||
50 | 7/3.02 | 9.06 | 0.3589 | 2,095 | 250 | 452 | 1,000/R | ||||||||
50 | 19/1.78 | 8.90 | 0.3825 | 2,021 | 250 | 428 | 1,000/R | ||||||||
70 | 19/2.14 | 10.70 | 0.2646 | 2,921 | 310 | 618 | 1,000/R | ||||||||
95 | 19/2.52 | 12.60 | 0.1918 | 3,961 | 380 | 858 | 1,000/R | ||||||||
120 | 19/2.85 | 14.25 | 0.1492 | 5,067 | 440 | 1,097 | 1,000/R | ||||||||
150 | 37/2.25 | 15.75 | 0.1238 | 6,289 | 510 | 1,334 | 1,000/R | ||||||||
185 | 37/2.52 | 17.64 | 0.0981 | 7,713 | 585 | 1,673 | 1,000/R | ||||||||
240 | 61/2.25 | 20.25 | 0.0752 | 10,369 | 700 | 2,200 | 1,000/R | ||||||||
300 | 61/2.52 | 22.68 | 0.0600 | 12,717 | 800 | 2,760 | 1,000/R | ||||||||
400 | 61/2.85 | 25.65 | 0.0469 | 16,266 | 900 | 3,350 | 1,000/R | ||||||||
500 | 61/3.20 | 28.80 | 0.0370 | 20,506 | 1,110 | 4,451 | 1,000/R | ||||||||
R=Packing in reel |
Professional Export Team: Over 20 years of experience in international cable trade, serving clients in over 50 countries.
Reliable Manufacturing Base: Long-term partnerships with certified factories (ISO 9001/14001/45001) ensure quality and stable supply.
Fast Delivery: Standard production lead time is 15-20 working days. Emergency orders can be prioritized.
Strong After-sales Service: Technical support, third-party inspection (SGS/BV), and responsive customer service team.
OEM/ODM Available: Private labeling, customized packaging, and specifications as per your project requirements.
Supplied on wooden drum, steel drum, or steel-wood composite drum depending on cable type and length
Custom drum length and labeling available as per customer requirements
Fumigation-free export packaging available
Strong packaging ensures safe transport over long distances
Fast delivery within 10-20 working days after order confirmation