JL3/LB1 720/50 is a high-conductivity aluminum conductor reinforced with aluminum-clad steel, belonging to high-performance overhead conductors with excellent corrosion resistance and lower line losses. The combination of high-conductivity aluminum wires and the aluminum-clad steel core effectively reduces the DC resistance of the conductor. Compared with conventional ACSR (aluminum conductor steel reinforced), line losses can be reduced by approximately 4%, delivering substantial economic benefits. The density of the aluminum-clad steel core is lower than that of galvanized steel core, reducing the overall weight of the conductor by about 5%. Additionally, its high-temperature sag is smaller, enhancing the safety of the transmission line. It is suitable for newly constructed long-distance, large-capacity transmission line projects; capacity upgrade and renovation of existing lines; and is particularly applicable to coastal areas, heavily polluted areas, industrial zones, and other regions with high requirements for conductor corrosion protection.
1/1
Aluminum-Clad Steel Reinforced Aluminum Conductor JL3/LB14 720/50
Negotiable
China
No.3, Section 2, Tengfei Avenue, Shigao Street, Renshou County, Meishan City, Sichuan Province
18081160732
tfjd@tfjdkj.com
Product Introduction
Product Parameters
JL3/LB14 720/50
|
Nominal Cross-Section Aluminum/Aluminum-Clad Steel |
Steel Ratio % |
Calculated Cross-Sectional Area mm² |
Number of Wires n |
Wire Diameter mm |
Diameter mm |
Mass per Unit Length Kg/km |
Rated Tensile Strength /kN |
DC Resistance at 20℃ Ω/km |
|||||
|
Aluminum |
Aluminum-Clad Steel |
Total |
Aluminum |
Aluminum-Clad Steel |
Aluminum |
Aluminum-Clad Steel |
Aluminum-Clad Steel Core |
Stranded Conductor |
|||||
|
720/50 |
6.9 |
725 |
50.1 |
775 |
45 |
7 |
4.53 |
3.02 |
9.06 |
36.2 |
2363.7 |
185.2 |
0.0383 |
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