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Bare Conductor's All Aluminum Conductors(AAC)
Bare Conductor's All Aluminum Conductors(AAC)

ALL ALUMINUM CONDUCTORS(AAC)

All Aluminum Conductors (AAC) are essential for overhead power transmission and distribution, constructed from concentrically stranded hard-drawn 1350 aluminum wires. Known for their superior electrical conductivity—up to 61.2% IACS—these conductors minimize energy losses, making them cost-effective for urban and rural grids. Lighter than steel-reinforced options, AAC simplifies installation and reduces structural demands on poles and towers. Their excellent corrosion resistance suits moderate environments, though they exhibit higher sag in long spans compared to alloys. Compliant with standards like ASTM B231 and IEC 60889, AAC is available in various sizes, from small distribution lines to higher voltage applications. The stranded design enhances flexibility and durability against wind and ice loads. Ideal for primary and secondary overhead lines, AAC supports efficient power delivery with minimal maintenance. By optimizing conductivity and weight, these conductors contribute to sustainable energy infrastructure, reducing operational costs and enhancing reliability in standard utility setups. Their recyclability aligns with eco-friendly practices in modern electrical networks.
Construction
Technical Specifications
Quality Control
Application

Construction

All Aluminium Conductors
ALL ALUMINUM CONDUCTORS(AAC) Conductors image

Application

AAC is mainly used in urban areas, where spacing is short and supports are close together. All-aluminium conductors consist of one or more strands of aluminium wire, depending on the intended use. AAC is also widely used in coastal regions due to its high corrosion resistance.

Description

Aluminium Conductors (AAC) are made of Hard-Drawn aluminum wires.

Standard

IEC 61089, DIN 48201-5, AS 1531, BS 215-1, BS EN 50182, ASTM B 231/B 231/M. Gost 83980.

Technical Specifications

ALL ALUMINUM CONDUCTORS(AAC)
ASTM B 231/B 231M
IEC 61089
DIN 48201-5
BS 215-1
BS EN 50182
GOST 839-80
GB/T 1179
Code Name Nominal
Area
No./Nominal
diameter of
wires
Approximate
Overall
Diameter
Approximate
Weight
Nominal
Breaking
Load
Nominal DC
Resistance
at 20°C
AWG or MCM mm² No./mm mm kg/km KN ohm/km
Peachbell 6 13.3 7/1.56 4.68 36.6 2.5 2.1477
Rose 4 21.1 7/1.96 5.88 58.2 3.9 1.3606
Iris 2 33.6 7/2.47 7.41 92.6 6.0 0.8567
Pansy 1 42.4 7/2.78 8.34 116.6 7.3 0.6763
Poppy 1/0.0 53.5 7/3.12 9.36 147.2 8.8 0.5369
Aster 2/0.0 67.4 7/3.50 10.50 185.7 11.1 0.4267
Phlox 3/0.0 85.0 7/3.93 11.79 233.9 13.5 0.3384
Oxlip 4/0.0 107.2 7/4.42 13.26 295.2 17.0 0.2675
Valerian 250.0 126.7 19/2.91 14.55 348.6 20.7 0.2274
Sneezewort 250.0 126.7 7/4.80 14.40 348.8 20.1 0.2269
Laurel 266.8 135.2 19/3.01 15.05 372.2 22.1 0.2125
Daisy 266.8 135.2 7/4.96 14.88 372.3 21.4 0.2125
Peony 300.0 152.0 19/3.19 15.95 418.3 24.3 0.1892
Tulip 336.4 170.5 19/3.38 16.90 469.5 27.3 0.1686
Daffodil 350.0 177.3 19/3.45 17.25 487.9 28.4 0.1618
Canna 397.5 201.4 19/3.67 18.35 554.9 31.6 0.1430
Goldentuft 450.0 228.0 19/3.91 19.55 627.6 35.0 0.1260
Syringa 477.0 241.7 37/2.88 20.16 664.8 38.6 0.1192
Cosmos 477.0 241.7 19/4.02 20.10 664.8 37.0 0.1192
Hyacinth 500.0 253.3 37/2.95 20.65 696.8 40.5 0.1136
Zinnia 500.0 253.3 19/4.12 20.60 697.1 38.9 0.1134
Dahlia 556.5 282.0 19/4.35 21.75 775.8 43.3 0.1018
Mistletoe 556.5 282.0 37/3.12 21.84 775.7 44.3 0.1016
Meadowsweet 600.0 304.0 37/3.23 22.61 836.3 47.5 0.0948
Orchid 636.0 322.3 37/3.33 23.31 886.9 50.4 0.0892
Heuchera 650.0 329.4 37/3.37 23.59 907.4 51.7 0.0871
Flag 700.0 354.7 61/2.72 24.48 975.8 57.1 0.0811
Varbena 700.0 354.7 37/3.49 24.43 975.7 55.4 0.0812
Nasturtium 715.5 362.6 61/2.75 24.75 998.5 58.4 0.0793
Violet 715.5 362.6 37/3.53 24.71 998.5 56.7 0.0794
Cattail 750.0 380.0 61/2.82 25.38 1046.0 60.3 0.0754
Petunia 750.0 380.0 37/3.62 25.34 1046.0 58.6 0.0755
Lilac 795.0 402.8 61/2.90 26.10 1110.0 63.8 0.0713
Arbutus 795.0 402.8 37/3.72 26.04 1109.0 61.8 0.0715
Snapdragon 900.0 456.0 61/3.09 27.81 1256.0 70.8 0.0628
Cockscomb 900.0 456.0 37/3.96 27.72 1256.0 68.4 0.0631
Goldenrod 954.0 483.4 61/3.18 28.62 1331.0 75.0 0.0593
Magnolia 954.0 483.4 37/4.08 28.56 1331.0 72.6 0.0594
Camellia 1000.0 506.7 61/3.25 29.25 1394.0 78.3 0.0568
Hawkweed 1000.0 506.7 37/4.18 29.26 1395.0 76.2 0.0566
Larkspur 1033.5 523.7 61/3.31 29.79 1442.0 81.3 0.0547
Bluebell 1033.5 523.7 37/4.25 29.75 1441.0 78.8 0.0547
Marigold 1113.0 564.0 61/3.43 30.87 1553.0 87.3 0.0510
Hawthorn 1192.5 604.2 61/3.55 31.95 1662.0 93.5 0.0476
Narsissus 1272.0 644.5 61/3.67 33.03 1774.0 98.1 0.0445
Columbine 1351.0 694.8 61/3.78 34.02 1884.0 104.0 0.0420
Carnation 1431.0 725.1 61/3.89 35.01 1997.0 108.0 0.0396
Gladiolus 1510.5 765.4 61/4.00 36.00 2108.0 114.0 0.0375
Coreopsis 1590.0 805.7 61/4.10 36.90 2216.0 120.0 0.0357
Jassamine 1750.0 886.7 61/4.30 38.70 2442.0 132.0 0.0324
Cowslip 2000.0 1013.0 91/3.77 41.47 2787.0 153.0 0.0286
Sagebrush 2250.0 1140.0 91/3.99 43.89 3166.0 167.0 0.0255
Lupine 2500.0 1267.0 91/4.21 46.31 3519.0 186.0 0.0229
Bitterrot 2750.0 1393.0 91/4.42 48.62 3872.0 205.0 0.0208
Trillium 3000.0 1520.0 127/3.90 50.70 4226.0 223.0 0.0193
Bluebonnet 3500.0 1773.0 127/4.22 54.86 4977.0 261.0 0.0165
Code Name Nominal
Area
No./Nominal
diameter of
wires
Approximate
Overall
Diameter
Approximate
Weight
Nominal
Breaking
Load
Nominal DC
Resistance
at 20°C
mm² No./mm mm kg/km KN ohm/km
10 10.0 7/1.35 4.05 27.4 2.0 2.8633
16 16.0 7/1.71 5.13 43.8 3.0 1.7896
25 25.0 7/2.13 6.39 68.4 4.5 1.1453
40 40.0 7/2.70 8.10 109.4 6.8 0.7158
63 63.0 7/3.39 10.17 172.3 10.4 0.4545
100 100.0 19/2.59 12.95 274.8 17.0 0.2877
125 125.0 19/2.89 14.45 343.6 21.3 0.2302
160 160.0 19/3.27 16.35 439.8 26.4 0.1798
200 200.0 19/3.66 18.30 549.7 32.0 0.1439
250 250.0 19/4.09 20.45 687.1 40.0 0.1151
315 315.0 37/3.29 23.03 867.9 52.0 0.0916
400 400.0 37/3.71 25.97 1102.0 64.0 0.0721
450 450.0 37/3.94 27.58 1239.8 72.0 0.0641
500 500.0 37/4.15 29.05 1377.6 80.0 0.0577
560 560.0 37/4.39 30.73 1542.9 89.6 0.0515
630 630.0 61/3.63 32.67 1738.3 100.8 0.0458
710 710.0 61/3.85 34.65 1959.1 113.6 0.0407
800 800.0 61/4.09 36.81 2207.4 128.0 0.0361
900 900.0 61/4.33 38.97 2483.3 144.0 0.0321
1000 1000.0 61/4.57 41.13 2759.2 160.0 0.0289
1120 1120.0 91/3.96 43.56 3093.5 179.2 0.0258
1250 1250.0 91/4.18 45.98 3452.6 200.0 0.0231
1400 1400.0 91/4.43 48.73 3866.9 224.0 0.0207
1500 1500.0 91/4.58 50.38 4143.1 240.0 0.0193
Area No./Nominal
diameter of
wires
Approximate
Overall
Diameter
Approximate
Weight
Nominal
Breaking
Load
Nominal DC
Resistance
at 20°C
Nominal Actual
mm² mm² No./mm mm kg/km KN ohm/km
16.0 15.9 7/1.70 5.10 43.0 2.8 1.8022
25.0 24.3 7/2.10 6.30 66.0 4.2 1.1810
35.0 34.4 7/2.50 7.50 94.0 5.8 0.8333
50.0 49.5 7/3.00 9.00 135.0 7.9 0.5787
50.0 48.4 19/1.80 9.00 133.0 8.5 0.5951
70.0 65.8 19/2.10 10.50 181.0 11.3 0.4372
95.0 93.3 19/2.50 12.50 256.0 15.7 0.3085
120.0 117.0 19/2.80 14.00 322.0 18.8 0.2459
150.0 147.1 37/2.25 15.80 406.0 25.3 0.1960
185.0 181.6 37/2.50 17.50 500.0 30.5 0.1588
240.0 242.5 61/2.25 20.30 670.0 39.5 0.1191
300.0 299.4 61/2.50 22.50 827.0 47.7 0.0965
400.0 400.1 61/2.89 26.00 1104.0 60.9 0.0722
500.0 499.8 61/3.23 29.10 1379.0 74.7 0.0578
625.0 626.2 91/2.96 32.60 1732.0 95.3 0.0462
800.0 802.1 91/3.35 36.90 2218.0 118.4 0.0360
1000.0 999.7 91/3.74 41.10 2767.0 145.8 0.0289
Code Name Nominal
Area
No./Nominal
diameter of
wires
Approximate
Overall
Diameter
Total Area Approximate
Weight
Nominal
Breaking
Load
Nominal DC
Resistance
at 20°C
mm² No./mm mm mm² kg/km KN ohm/km
Midge 22.0 7/2.06 6.18 23.3 64.0 4.0 1.2270
Ant 50.0 7/3.10 9.30 52.8 145.0 8.3 0.5419
Fly 60.0 7/3.40 10.20 63.6 174.0 9.9 0.4505
Wasp 100.0 7/4.39 13.17 106.0 290.0 16.0 0.2702
Hornet 150.0 19/3.25 16.25 157.6 434.0 25.7 0.1825
Chafer 200.0 19/3.78 18.90 213.2 587.0 32.4 0.1349
Cockroach 250.0 19/4.22 21.10 265.7 731.0 40.4 0.1083
Butterfly 300.0 19/4.65 23.25 322.7 888.0 48.8 0.0892
Centipede 400.0 37/3.78 26.46 415.2 1145.0 63.1 0.0694
Code Name Nominal
Area
No./Nominal
diameter of
wires
Approximate
Overall
Diameter
Total Area Approximate
Weight
Nominal
Breaking
Load
Nominal DC
Resistance
at 20°C
mm² No./mm mm mm² kg/km KN ohm/km
Gnat -- 7/2.21 6.63 26.9 73.0 4.8 1.0643
Mosquito -- 7/2.59 7.77 36.9 101.0 6.3 0.7749
Ladybird -- 7/2.79 8.37 42.8 117.0 7.3 0.6678
Bluebottle -- 7/3.66 10.98 73.6 201.0 11.8 0.3880
Earwig -- 7/3.78 11.34 78.6 215.0 12.6 0.3638
Grasshopper -- 7/3.91 11.73 84.1 230.0 13.5 0.3400
Clegg -- 7/4.17 12.51 95.6 261.0 15.3 0.2989
Beetle -- 19/2.67 13.35 106.4 292.0 18.1 0.2701
Bee -- 7/4.90 14.70 132 361.0 21.1 0.2165
Caterpillar -- 19/3.53 17.65 185.9 511.0 29.8 0.1546
Spider -- 19/3.99 19.95 237.6 653.0 38.0 0.1210
Moth -- 19/5.00 25.00 373.1 1025.0 59.7 0.0770
Drone -- 37/3.58 25.06 372.4 1027.0 59.6 0.0774
Maybug -- 37/4.09 28.63 486.1 1341.0 77.8 0.0593
Scorpion -- 37/4.27 29.89 529.8 1461.0 84.8 0.0544
Cicada -- 37/4.65 32.55 628.3 1733.0 100.5 0.0459
Nominal Corss-section Number of Wires Wire Diameter Calculated Cross-section Overall Diameter D.C. Resistance at 20 Min. Breaking Load Conductor Weight
mm² mm mm² mm Ω/km kg/km
10 7 1,35 10,0 4,05 28,631 1950 27,4
16 7 1,70 15,9 5,10 18,007 3021 43,0
25 7 2,13 24,9 6,40 11,498 4500 68,0
35 7 2,50 34,3 7,50 0,8347 5913 94,0
40 7 2,70 40,0 8,09 0,7157 6800 109,4
50 7 3,00 49,5 9,00 0,5784 8198 135,0
63 7 3,39 63,0 10,16 0,4544 10390 172,3
70 7 3,55 69,3 10,70 0,4131 11288 189,0
95 7 4,10 92,4 12,30 0,3114 14784 252,0
100 19 2,59 100,0 12,94 0,2877 17000 274,9
120 19 2,80 117,0 14,00 0,2459 19890 321,0
125 19 2,89 125,0 14,47 0,2301 21250 343,6
150 19 3,15 148,0 15,80 0,1944 24420 406,0
160 19 3,27 160,0 16,37 0,1798 26400 439,8
185 19 3,50 182,8 17,50 0,1574 29832 502,0
200 19 3,66 200,0 18,30 0,1438 32000 549,7
240 19 4,00 238,7 20,00 0,1205 38192 655,0
250 19 4,09 250,0 20,47 0,1150 40000 687,1
300 37 3,15 288,3 22,10 0,1000 47569 794,0
315 37 3,29 315,0 23,05 0,0915 51970 867,5
350 37 3,45 345,8 24,20 0,0833 57057 952,0
400 37 3,66 389,2 25,60 0,0740 63420 1072,0
450 37 3,90 449,1 27,30 0,0642 71856 1206,0
500 37 4,15 500,4 29,10 0,0576 80000 1378,0
550 61 3,37 544,0 30,30 0,0529 89760 1500,0
560 37 4,39 560,0 30,73 0,0531 89600 1542,2
600 61 3,50 586,8 31,50 0,0491 95632 1618,0
630 61 3,63 630,0 32,64 0,0458 100800 1738,4
650 61 3,66 641,7 32,90 0,0450 104575 1771,0
700 61 3,80 691,7 34,20 0,0417 112725 1902,0
710 61 3,85 710,0 34,65 0,0406 113600 1959,2
750 61 3,95 747,4 35,60 0,0386 119584 2062,0
Nominal
Area
Total Area No./Nominal
diameter of
wires
Approximate
Overall
Diameter
Approximate
Weight
Nominal
Breaking
Load
Nominal DC
Resistance
at 20°C
mm² mm² No./mm mm kg/km KN ohm/km
35.0 34.4 7/2.50 7.50 94.0 6.0 0.8333
50.0 49.5 7/3.00 9.00 135.3 8.4 0.5787
70.0 71.3 7/3.60 10.80 194.9 11.4 0.4019
95.0 95.1 7/4.16 12.50 260.2 15.2 0.3010
120.0 121.2 19/2.85 14.30 333.2 20.6 0.2374
150.0 148.1 19/3.15 15.80 407.0 24.4 0.1943
185.0 182.8 19/3.50 17.50 502.4 30.2 0.1574
210.0 209.9 193.75 18.80 576.8 33.6 0.1371
240.0 238.8 19/4.00 20.00 656.3 38.2 0.1205
300.0 297.6 19/3.20 22.40 819.8 49.1 0.0969
500.0 502.9 19/4.16 29.10 1385.5 80.5 0.0573

Quality Control

ALL ALUMINUM CONDUCTORS(AAC)
ALL ALUMINUM CONDUCTORS(AAC) Raw Material Testing

Raw Material Testing

Raw material testing for AAC conductors focuses on aluminum rods to ensure purity and performance. Chemical composition is analyzed via spectrometry, confirming 99.5% minimum aluminum content with low impurities like iron or silicon per ASTM B231. Tensile strength tests pull samples to measure ultimate strength (55-160 MPa) and yield, verifying hardness for drawing. Elongation is assessed by stretching to fracture, targeting 1.5-4% for ductility. Conductivity testing uses resistivity meters to achieve 61% IACS minimum. Density checks around 2.70 g/cm³ detect anomalies. Visual and microscopic inspections identify surface defects or inclusions. Hardness via Rockwell tests confirms temper. Batches are traced with documentation, rejecting non-compliant materials to prevent issues in final products.

ALL ALUMINUM CONDUCTORS(AAC) Process inspection

Process Inspection

Process inspection in AAC manufacturing ensures quality at each step. Wire drawing is monitored for diameter precision using micrometers, maintaining tolerances to avoid stranding flaws. Surface quality checks with scanners detect scratches or oxidation. Annealing processes are verified for temperature control to optimize conductivity. Stranding inspections measure lay length and compactness per IEC 60889, ensuring concentricity. Interim conductivity tests identify resistance variations. Sampling includes tensile and bend tests on wires. Cleanliness audits prevent contamination. Digital logging enables traceability and corrective actions for deviations, enhancing uniformity for overhead use.

ALL ALUMINUM CONDUCTORS(AAC) Finished Product

Finished Product

Finished AAC testing validates performance for deployment. Tensile tests on samples measure breaking load and elongation, exceeding ASTM B231 specs. Conductivity is confirmed with bridges for low resistance. Dimensional checks verify diameter and strand count. Surface inspections ensure smoothness and a defect-free finish. Sag and creep tests predict behavior under load. Fatigue simulations assess vibration resistance. Packaging is inspected for protection. Certificates confirm compliance, minimizing field risks in power lines.

Application

AAC conductors are perfect for short-span overhead distribution in urban areas, residential grids, and mild climates. They support efficient power delivery in secondary lines, substations, and renewable integrations like solar arrays, where high conductivity is key.

Technical Advantages

● 30+ years of manufacturing experience
● ISO and UL certified production
● Customized cable and transformer solutions

Product Packaging

Wires and Cables packaging (1)
Wires and Cables packaging (1)
Wires and Cables packaging (2)
Wires and Cables packaging (2)
Wires and Cables packaging (3)
Wires and Cables packaging (3)
Wires and Cables packaging (4)
Wires and Cables packaging (4)
Wires and Cables packaging (5)
Wires and Cables packaging (5)
Wires and Cables packaging (6)
Wires and Cables packaging (6)
Wires and Cables packaging (7)
Wires and Cables packaging (7)
Wires and Cables packaging (8)
Wires and Cables packaging (8)

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FAQ From Customers

What are the advantages of power cables and overhead lines?
(1) Reliable operation, because it is installed in a hidden place such as underground, it is less damaged by external forces, has less chance of failure, and the power supply is safe, and it will not cause harm to people;
(2) The maintenance workload is small and frequent inspections are not required;
(3) No need to erect towers;
(4) Help improve power factor.
Which aspects should be considered when choosing the cross section of a power cable?
(1) The long-term allowable working current of the cable;
(2) Thermal stability once short circuited;
(3) The voltage drop on the line cannot exceed the allowable working range.
What are the measures for cable fire prevention?
(1) Use flame-retardant cables;
(2) Use fireproof cable tray;
(3) Use fireproof paint;
(4) Fire partition walls and fire baffles are installed at cable tunnels, mezzanine exits, etc.;
(5) Overhead cables should avoid oil pipelines and explosion-proof doors, otherwise local pipes or heat insulation and fire prevention measures should be taken.
What should be paid attention to during the transportation and handling of cables?
(1) During transportation, loading and unloading, cables and cable reels should not be damaged. It is strictly forbidden to push the cable reels directly from the vehicle. Generally, cables should not be transported and stored flat.
(2) Before transporting or rolling the cable reel, ensure that the cable reel is firm, the cable is wound tightly, the oil pipe between the oil-filled cable and the pressure oil tank should be fixed without damage, the pressure oil tank should be firm, and the pressure indication should meet the requirements.
What inspections should be carried out for the acceptance of cable lines?
(1) The cable specifications should meet the regulations, the arrangement should be neat, no damage, and the signs should be complete, correct and clear;
(2) The fixed bending radius of the cable, the related distance and the wiring of the metal sheath of the single-core power cable should meet the requirements;
(3) The cable terminal and the middle head should not leak oil, and the installation should be firm. The oil pressure of the oil-filled cable and the meter setting should meet the requirements;
(4) Good grounding;
(5) The color of the cable terminal is correct, and the metal parts such as the bracket are completely painted;
(6) There should be no debris in the cable trench, tunnel, and bridge, and the cover should be complete.

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