Jiujin Electric Power’s Helical Screw Anchors are engineered specifically for solar mounting system grounding applications. Manufactured from high-strength steel and featuring a robust hot-dip galvanized coating, these anchors offer superior corrosion resistance and longevity in various soil conditions. The helical design allows for easy installation with standard equipment, minimizing site preparation time and labor costs. These anchors ensure low-resistance earth connections, essential for effective lightning protection and electrical safety in solar installations. Produced in our Hebei factory with strict quality control, these grounding anchors meet international standards for renewable energy infrastructure.
 Varieties & Types Table
| Feature / Type | Specifications & Options Available by Jiujin Electric Power |
|---|---|
| Model/Type | HSA-50, HSA-60, HSA-75 (Denotes helix diameter in mm) |
| Material | High-Strength Steel (Grade Q235B) |
| Standard | Complies with IEC 62561-2, UL 467, and GB/T 13912 |
| Coating/Finish | Hot-Dip Galvanized (Minimum coating thickness: 85µm) |
| Size / Dimensions | Shaft lengths: 1000-3000mm; Helix diameters: 50-75mm |
| Installation Torque | 100 N·m, 150 N·m, 200 N·m (varies by soil conditions) |
| Packaging | Bundled with protective caps, palletized for shipping |
  Applications of Use
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Solar Farm Grounding:Â Primary earth connections for utility-scale solar installations
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Rooftop Solar Systems:Â Grounding for commercial and residential solar arrays
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Lightning Protection:Â Essential component of lightning arrestor systems for solar farms
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Electrical Safety:Â Providing reliable earth connections for inverter and transformer grounding
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Corrosive Environments:Â Suitable for coastal areas and high-moisture locations
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Quick Installation Projects:Â Ideal for projects requiring fast deployment and commissioning















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