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All Aluminum Alloy Conductor AAAC from China Suppliers - Factory Direct, Lightweight & Corrosion Resistant Solutions
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| Aluminum Alloy Conductor (AAAC) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Code Name | Old Code Name | Sectional Area | Wire Diameter & Stranding | Overall Diameter | Nominal Breaking Load | Linear Mass | Maximum Resistance at 20℃ | Modulus of elasticity | Coefficient of linear expansion | |
| mm² | mm | No. | mm | kN | kg/km | Ω/km | N/MM² | 1/K | ||
| 22-AL4 | ASTER 22 | 22.0 | 2.0 | 7 | 6 | 7.15 | 60.2 | 1.4989 | 62000 | 2.3x10-5 |
| 34-AL4 | ASTER 34.4 | 34.4 | 2.5 | 7 | 7.5 | 11.17 | 94.1 | 0.9593 | 62000 | 2.3x10-5 |
| 55-AL4 | ASTER 54.6 | 54.6 | 3.15 | 7 | 9.45 | 17.73 | 149.4 | 0.6042 | 62000 | 2.3x10-5 |
| 76-AL4 | ASTER 75.5 | 75.5 | 2.25 | 19 | 11.25 | 24.55 | 207.9 | 0.4388 | 60000 | 2.3x10-5 |
| 93-AL4 | ASTER 93.3 | 93.3 | 2.5 | 19 | 12.5 | 30.31 | 256.6 | 0.3551 | 60000 | 2.3x10-5 |
| 117-AL4 | ASTER 117 | 117.0 | 2.8 | 19 | 14 | 38.02 | 321.9 | 0.2833 | 60000 | 2.3x10-5 |
| 148-AL4 | ASTER 148 | 148.1 | 3.15 | 19 | 15.75 | 48.12 | 407.4 | 0.2239 | 60000 | 2.3x10-5 |
| 182-AL4 | ASTER 181.6 | 181.6 | 2.5 | 37 | 17.5 | 59.03 | 500.9 | 0.1831 | 57000 | 2.3x10-5 |
| 228-AL4 | ASTER 228 | 227.8 | 2.8 | 37 | 19.6 | 74.04 | 628.4 | 0.1460 | 57000 | 2.3x10-5 |
| 288-AL4 | ASTER 288 | 288.3 | 3.15 | 37 | 22.05 | 93.71 | 795.3 | 0.1154 | 57000 | 2.3x10-5 |
| 366-AL4 | ASTER 366 | 366.2 | 3.55 | 37 | 24.85 | 115.36 | 1010.1 | 0.0908 | 57000 | 2.3x10-5 |
| 570-AL4 | ASTER 570 | 570.2 | 3.45 | 61 | 31.05 | 185.33 | 1575.0 | 0.0585 | 54000 | 2.3x10-5 |
| 851-AL4 | ASTER 851 | 850.7 | 3.45 | 91 | 37.95 | 276.47 | 2360.6 | 0.0394 | 52500 | 2.3x10-5 |
| 1144-AL4 | ASTER 1144 | 1143.5 | 4 | 91 | 44 | 360.22 | 3173.2 | 0.0293 | 52500 | 2.3x10-5 |
| 1600-AL4 | ASTER 1600 | 1595.9 | 4 | 127 | 52 | 502.72 | 4427.5 | 0.0210 | 50500 | 2.3x10-5 |
Note: The outermost layer is twisted to the Left (S).
Frequently Asked Questions (FAQ)
❓
What is AAAC (Aluminum Alloy Conductor)?
AAAC stands for Aluminum Alloy Conductor. It is a concentric-lay-stranded conductor made from high-strength Aluminum-Magnesium-Silicon alloy (usually 6201-T81) wires. It is designed to provide a better strength-to-weight ratio and improved electrical properties compared to traditional AAC.
❓
What are the main advantages of AAAC over ACSR?
AAAC offers excellent corrosion resistance, especially in coastal or industrial areas, because it contains no steel core. It also has lower power losses and a higher strength-to-weight ratio, which allows for longer spans and reduced sag in overhead power distribution systems.
❓
What does the "Note: The outermost layer is twisted to the Left (S)" mean?
This indicates the lay direction of the outermost strand layer. A Left (S) twist means that the wires spiral in a left-hand direction. Standardizing the lay direction ensures compatibility with connectors, fittings, and during the installation pulling process.
❓
How does temperature affect the maximum resistance of AAAC?
The electrical resistance of AAAC increases as the temperature rises. The values provided in the specifications table are calculated at a standard reference temperature of 20°C to ensure consistent engineering calculations for power transmission efficiency.
❓
What do the "Modulus of Elasticity" and "Coefficient of Linear Expansion" represent?
The Modulus of Elasticity measures the conductor's resistance to being deformed elastically when a force is applied. The Coefficient of Linear Expansion indicates how much the conductor will expand or contract with temperature variations, which is critical for calculating sag under thermal load.



















