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Help CenterHigh-Performance JLK/G1A-725(900) Expanded Diameter ACSR Conductor – Optimize Your EHV/UHV Transmission Project
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Technical Parameter Table for JLK/G1A-725(900)/40-58/7 Expanded Diameter ACSR Conductor
| Parameter Category | Specific Specification |
|---|---|
| Standard Compliance | GB/T 1179-2017, ISO 9001 certified |
| Conductor Structure | 58 aluminum strands / 7 galvanized steel strands |
| Nominal Aluminum Section Area | 725.21 mm² |
| Nominal Steel Core Section Area | 38.90 mm² |
| Total Calculated Cross Section | 764.11 mm² |
| Overall Outer Diameter | 40.8 mm |
| DC Resistance (20℃, Max.) | 0.03988 Ω/km |
| Calculated Mass per km | 2309.7 kg/km |
| Rated Breaking Tension | 89.03 kN |
| Elastic Modulus | 54.0 GPa |
| Coefficient of Linear Expansion | 21.2×10⁻⁶ /℃ |
| Steel Wire Grade | G1A galvanized steel |
| Application | EHV/UHV substation soft busbar, strain tower jumper, 500kV+ overhead transmission lines |
| Core Advantage | Low corona loss, reduced radio interference, lower tower load, optimized line corridor |
High-Performance JLK/G1A-725(900) Expanded Diameter ACSR Conductor – Optimize Your EHV/UHV Transmission Project
We are excited to share our premium JLK/G1A-725(900)/40-58/7 Expanded Diameter ACSR Conductor, a cost-effective solution tailored for EHV/UHV substation soft busbars and long-distance overhead transmission lines.
Key Technical Specs at a Glance
Structure: 58 aluminum strands + 7 G1A galvanized steel strands
Total cross section: 764.11 mm², outer diameter: 40.8 mm
20℃ max DC resistance: ≤0.03988 Ω/km, unit weight: 2309.7 kg/km
Rated tensile strength: 89.03 kN, compliant with GB/T 1179-2017 & ISO 9001 standards
Core Benefits for Your Project
✅ Effectively suppress corona discharge, cut power loss and reduce radio interference
✅ Lower tower load and structural cost, help shrink transmission line corridor width
✅ Proven reliable performance in 500kV and above power grid projects worldwide
If you are sourcing high-efficiency conductors for your upcoming transmission or substation project, this model can help you reduce total investment while ensuring stable long-term operation.
Feel free to reply for full data sheets, custom quotation or sample requests. We are ready to support your project with flexible delivery terms.
This JLK/G1A-725(900) expanded diameter ACSR conductor features a 40.8mm large outer diameter, effectively suppressing corona discharge, cutting power loss, noise and radio interference for 500kV+ EHV/UHV transmission projects.
With optimized 58/7 strand structure, it reduces unit weight and tower load, narrows line corridor, and lowers total project investment while meeting GB/T 1179-2017 and ISO 9001 standards.
It delivers 89.03kN high tensile strength and stable 20℃ DC resistance ≤0.03988Ω/km, perfectly fitting substation soft busbars and strain tower jumpers for long-term reliable operation.
Contact us:
Attn:Mr.James Wang
Mobile:0086-13905505237
What'sapp/viber:0086-13905505237
E-mail: 13905505237@163.com
Send Inquiry to This Supplier
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