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China ACSR BS EN 50182 Bare Conductor Factory Suppliers - Galvanized Steel Core Aluminum Conductor

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Execution Standard: EN 50182 (Previous Standard: DIN 48204)

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Material: ACSR features galvanized steel wire and high-quality Al1 aluminum.

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Introducing our BARE CONDUCTOR, a premier ACSR conductor manufactured in China, designed to deliver exceptional performance. This conductor combines a robust steel core that guarantees superior mechanical strength with top-grade aluminum wires to enhance current-carrying capacity. Ideal for high-voltage power delivery, it provides remarkable resistance to environmental stresses, ensuring safety and efficiency. As a leading supplier and factory in the industry, we are committed to providing reliable and high-performance conductors to meet your electrical needs.

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    Product Details

    Composite Structure

    Combines lightweight, highly conductive aluminum outer strands with a high-strength galvanized steel core.

    Optimized Performance

    Designed for optimal mechanical strength and high current-carrying capacity for overhead transmission lines.

    Standard Lay Direction

    The outermost layer is twisted to the right (Z) to meet industry standard installation configurations.

    Aluminum Conductor Steel Reinforced (ACSR) Specifications
    Code Name Old Code Name Sectional Area Product structure Diameter of Conductor Nominal Breaking Load Linear Mass Maximum Resistance at 20℃ Modulus of elasticity Coefficient of linear expansion Current-carrying capacity
    Aluminium
    (mm²)    		 Galvanized steel
    (mm²)    		 Total
    (mm²)    		 Aluminium Wire Galvanized steel Wire
    Diameter (mm) No. Diameter (mm) No. mm kN kg/km Ω/km N/MM² 1/K A
    15-AL 1/3-ST1A 16/2.5 15.3 2.5 17.8 1.8 6 1.8 1 5.40 5.8 61.6 1.8769 81000 1.92x10-5 105
    24-AL 1/4-ST1A 25/4 23.9 4.0 27.8 2.25 6 2.25 1 6.75 8.95 96.3 1.2012 81000 1.92x10-5 140
    34-AL 1/6-ST1A 35/6 34.4 5.7 40.1 2.7 6 2.7 1 8.10 12.37 138.7 0.8342 81000 1.92x10-5 170
    44-AL 1/32-ST1A 44/32 44.0 31.7 75.6 2 14 2.4 7 11.20 44.24 369.3 0.6574 110000 1.50x10-5 170
    48-AL 1/8-ST1A 50/8 48.3 8.0 56.3 3.20 6 3.2 1 9.60 16.81 194.8 0.5939 81000 1.92x10-5 210
    51-AL 1/30-ST1A 50/30 51.2 29.8 81.0 2.33 12 2.33 7 11.70 42.98 374.7 0.5644 107000 1.53x10-5 210
    70-AL 1/11-ST1A 70/12 69.9 11.4 81.3 1.85 26 1.44 7 11.70 26.27 282.2 0.4132 77000 1.89x10-5 290
    94-AL 1/15-ST1A 95/15 94.4 15.3 109.7 2.15 26 1.67 7 13.60 34.93 380.6 0.3060 77000 1.89x10-5 350
    97-AL 1/56-ST1A 95/55 96.5 56.3 152.8 3.2 12 3.2 7 16.00 77.85 706.8 0.2992 107000 1.53x10-5 350
    106-AL1/76-ST1A 105/75 105.7 75.5 181.2 3.1 14 2.25 19 17.50 105.82 885.3 0.2742 110000 1.50x10-5 350
    122-AL /20-ST1A 120/20 121.6 19.8 141.4 2.44 26 1.9 7 15.50 44.5 491.0 0.2376 77000 1.89x10-5 410
    122-AL 1/71-ST1A 120/70 122.1 71.3 193.4 3.6 12 3.6 7 18.00 97.92 894.5 0.2364 107000 1.53x10-5 410
    128-AL 1/30-ST1A 125/30 127.9 29.8 157.8 2.33 30 2.33 7 16.30 56.41 587.0 0.2260 82000 1.78x10-5 425
    149-AL 1/24-ST1A 150/25 148.9 24.2 173.1 2.70 26 2.10 7 17.10 53.67 600.8 0.1940 77000 1.89x10-5 470
    172-AL 1/40-ST1A 170/40 171.8 40.1 211.8 2.7 30 2.7 7 18.90 74.89 788.2 0.1683 82000 1.78x10-5 520
    184-AL 1/30-ST1A 185/30 212.1 29.8 241.9 3 30 2.33 7 19.00 65.27 741.0 0.1571 77000 1.89x10-5 535
    209-AL 1/34-ST1A 210/35 209.1 34.1 243.2 3.2 26 2.49 7 20.30 73.36 844.1 0.1381 77000 1.89x10-5 590
    212-AL 1/49-ST1A 210/50 212.1 49.5 261.5 3 30 3 7 21.00 92.46 973.1 0.1363 82000 1.78x10-5 610
    231-AL 1/30-ST1A 230/30 230.9 29.8 260.8 3.5 24 2.33 7 21.00 72.13 870.9 0.1250 74000 1.96x10-5 630
    243-AL 1/39-ST1A 240/40 243.1 39.5 282.5 3.45 26 2.68 7 21.80 85.12 980.1 0.1188 77000 1.89x10-5 645
    264-AL 1/34-ST1A 265/35 263.7 34.1 297.7 3.74 24 2.49 7 22.40 81.04 994.4 0.1095 74000 1.96x10-5 680
    304-AL 1/49-ST1A 300/50 304.3 49.5 353.7 3.86 26 3 7 24.40 105.09 1227.3 0.0949 77000 1.89x10-5 740
    305-AL 1/39-ST1A 305/40 304.6 39.5 344.1 2.68 54 2.68 7 24.10 96.8 1151.2 0.0949 70000 1.93x10-5 740
    339-AL 1/30-ST1A 340/30 339.3 29.8 369.1 3.00 48 2.33 7 25.00 91.71 1171.2 0.0852 62000 2.05x10-5 790
    382-AL 1/49-ST1A 380/50 381.7 49.5 431.2 3.00 54 3 7 27.00 121.3 1442.5 0.0758 70000 1.93x10-5 840
    386-AL 1/34-ST1A 385/35 386.0 34.1 420.1 3.2 48 2.49 7 26.70 102.56 1333.6 0.0749 62000 2.05x10-5 850
    434-AL 1/56-ST1A 435/55 434.3 56.3 490.6 3.2 54 3.2 7 28.80 133.59 1641.3 0.0666 70000 1.93x10-5 900
    449-AL 1/39-ST1A 450/40 448.7 39.5 488.2 3.45 48 2.68 7 28.70 119.05 1549.1 0.0644 62000 2.05x10-5 920
    490-AL 1/64-ST1A 490/65 490.3 63.6 553.8 3.4 54 3.4 7 30.60 150.81 1852.9 0.0590 70000 1.93x10-5 960
    494-AL 1/34-ST1A 495/35 494.4 34.1 528.5 3.74 45 2.49 7 29.90 117.96 1632.6 0.0584 61000 2.09x10-5 985
    511-AL 1/45-ST1A 510/45 510.5 45.3 555.8 3.68 48 2.87 7 30.70 133.31 1765.3 0.0566 62000 2.05x10-5 995
    550-AL 1/71-ST1A 550/70 549.7 71.3 620.9 3.6 54 3.6 7 32.40 166.32 2077.2 0.0526 70000 1.93x10-5 1020
    562-AL 1/49-ST1A 560/50 561.7 49.5 611.2 3.86 48 3 7 32.20 146.28 1939.5 0.0515 62000 2.05x10-5 1040
    571-AL 1/39-ST1A 570/40 571.2 39.5 610.6 4.02 45 2.68 7 32.20 136.4 1887.1 0.0506 61000 2.09x10-5 1050
    653-AL 1/45-ST1A 650/45 653.5 45.3 698.8 4.3 45 2.87 7 34.40 156.18 2159.9 0.0442 61000 2.09x10-5 1120
    679-AL 1/86-ST1A 680/85 678.6 86.0 764.5 4 54 2.4 19 36.00 206.56 2549.7 0.0426 68000 1.94x10-5 1150
    1046-AL1/45-ST1A 1045/45 1045.6 45.3 1090.9 4.3 72 2.87 7 43.00 218.92 3248.2 0.0277 60000 2.17x10-5 1580
    Note: The outermost layer is twisted to the right (Z).

    Frequently Asked Questions (FAQ)

    What does ACSR stand for and what is its primary application?
    ACSR stands for Aluminum Conductor Steel Reinforced. It is primarily used as bare overhead transmission and distribution cable, offering a reliable solution for high-capacity power grids.
    Why is a steel core used inside the aluminum conductor?
    The galvanized steel core provides the necessary mechanical tensile strength to support the outer aluminum strands. This high strength-to-weight ratio allows for longer span installations with significantly reduced sag.
    What is the significance of the outer lay direction (Z-lay)?
    The standard outermost layer of the ACSR conductor is twisted to the right (Z direction). This uniform lay direction is critical for compatibility with standard line hardware, fittings, and tension accessories during installation.
    How does temperature affect the maximum resistance of ACSR?
    The maximum electrical resistance is standardized at 20°C. As the operating temperature increases, the resistance of the aluminum strands rises, which is a key factor in calculating the line's overall transmission efficiency and thermal rating.
    How do I choose the correct ACSR code name for my project?
    Selecting the right specification depends on your system's required current-carrying capacity, span length, environmental wind/ice loading conditions, and target electrical resistance. Refer to the sectional area and breaking load parameters in the table above for precise matching.

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