Project | Unit | Required value | ||
Structure | Aluminum wire | Strand/diameter | number/mm | 45/4.22 |
Galvanized steel wire | Strand/diameter | number/mm | 7/2.81 | |
Tensile strength of aluminum single wire | Before twisting | MPa | ≥160 | |
After twisting | MPa | ≥152 | ||
Tensile strength of galvanized steel wire | Before twisting | MPa | ≥1310 | |
After twisting | MPa | ≥1244 | ||
Stress at 1% elongation of galvanized steel wire | MPa | ≥1140 | ||
Calculated conductor cross-sectional area | Aluminum strands | mm2 | 630.0 | |
Steel strands | mm2 | 43.6 | ||
Conductor | mm2 | 674.0 | ||
Breaking force | Aluminum strands | N | 100800 | |
Steel strands | N | 49700 | ||
Rated breaking force | ACSR | N | 150450 |