Pro Solar Tech | Solar Power Plants, Solar EPC & Ground Mounted Solar Systems
Ground Mount Solar Racking Systems 3P-7
The Ground Mount Solar Racking System 3P-7 is engineered for ground-based photovoltaic plants, offering an ideal balance between quick installation and long-term structural reliability. Its fully galvanized steel frame provides high durability with corrosion resistance and minimal maintenance, ensuring stable performance even in harsh environments. With tilt angle options of 8°, 10°, 12°, and 15°, the system is adaptable to different energy production requirements while maximizing efficiency. The modular design allows easy adjustment to diverse terrains, and the clamping system ensures precise panel alignment as well as simplified servicing. Compact yet robust, the 3P-7 is the perfect choice for developers aiming to reduce costs while maintaining operational safety and performance.
Capacity: 21 photovoltaic panels (2278 × 1134 × 30 mm)
Foundation system: galvanized steel poles driven 1500 mm into the ground
Kit includes
- 8 galvanized steel poles (support posts)
- 4 main beams
- 12 transverse purlins
- 2 bracing members for structural reinforcement
- Complete set of high-strength galvanized bolts (class 8.8)
- Aluminum clamps for panel fixation
Solar panels
Foundation system
Poles
Info: The photovoltaic panels have standard dimensions of 2278 × 1134 × 30 mm, with the tilt angles listed above. For other sizes or angles, please specify in your quote request.
Ground mount solar racking systems 3P-7
The Ground mount solar racking systems 3P-7 is a purpose-built mounting solution for ground-based photovoltaic plants in commercial and industrial settings where speed, reliability, and cost control matter. The structure is manufactured entirely from hot-dip galvanized steel to ensure long-term corrosion protection and mechanical stability under wind and snow loads. Each table carries three portrait-oriented modules across seven positions (21 modules total), striking an optimal balance between compact footprint and safe access for O&M. A driven-post foundation (rammed to 1500 mm) removes concrete from the critical path, shortens installation schedules, and reduces site logistics. The kit arrives pre-drilled and clearly labeled to streamline assembly, minimize alignment errors, and keep crews productive from day one. With modular bays that adapt to irregular parcels and evolving plant layouts, the 3P-7 gives EPCs and developers a dependable, repeatable rack that protects ROI while meeting today’s durability and ESG expectations.
Key Advantages of the Ground mount solar racking systems 3P-7
- Maximizes land utilization: The compact three-portrait, seven-position table reduces spacing losses while maintaining clear service corridors for washing, thermography, and corrective maintenance. Closer inter-row distances are achievable without compromising shading limits, improving kWh per square meter on both large, uniform sites and irregular plots. The frame tolerates modest ground undulations, so earthworks can be reduced, and array geometry remains straight. In aggregate, these factors raise energy density and keep civil scopes lean, which translates directly into better project economics over the asset lifetime.
- Minimizes long-term maintenance needs: Fully galvanized primary steel, class 8.8 high-strength fasteners, and aluminum clamps deliver robust corrosion resistance and joint stability through thermal cycling and wind excitation. Connection details are engineered to preserve preload and prevent fretting, so periodic retightening is minimized. Open profiles shed dust and water, avoiding hidden moisture traps that accelerate wear. The result is fewer truck rolls, predictable availability, and lower O&M expenditure—key advantages for owners targeting stable, bankable performance over decades.
- Allows expansion or modification without redesign: The bay architecture repeats linearly, enabling rapid capacity additions by extending rows with identical components. If module formats change, only clamp sets and purlin spacing typically require adjustment, preserving the primary steel and approvals. This modularity compresses engineering lead times, simplifies spares management, and de-risks multi-phase buildouts where technology roadmaps or supplier mixes may evolve, keeping procurement straightforward and schedules intact.
- Complies with modern green energy standards: Concrete-free foundations cut embodied carbon and avoid permanent soil sealing, supporting ESG targets and permitting on sensitive land. At end of life, posts can be extracted and the site substantially restored. With steel and aluminum that are recyclable at rates exceeding 95%, the rack aligns with circular-economy principles and strengthens eligibility for sustainability-linked financing, grants, and tenders that reward low-impact construction methods.
Capacity
Each structure accommodates 21 photovoltaic modules with standard dimensions of 2278 × 1134 × 30 mm, providing a compact, productive table that increases layout flexibility and installed DC capacity per square meter.
Tilt angles
Standard tilt options are 8°, 10°, 12°, and 15°. Other tilt angles can be engineered on request to match site-specific performance targets and layout constraints.
Compatible photovoltaic panels
Optimized for modules measuring 2278 × 1134 × 30 mm—a widely used industry standard—ensuring straightforward sourcing and interchangeability across Tier-1 suppliers. On request, we can deliver clamp sets and purlin spacing tailored to other module dimensions or frame thicknesses, maintaining BOM consistency without re-engineering the primary steel.
System components
- 8 support poles: Hot-dip galvanized steel posts driven approximately 1500 mm into the ground, transferring axial, shear, and overturning loads safely into the soil. Their section and spacing are sized for site wind/snow actions, keeping array geometry stable over decades with minimal settlement sensitivity and no need for concrete foundations.
- 4 main beams: Longitudinal girders that tie the verticals into a continuous frame, distributing loads from purlins and clamps across multiple supports. Factory-drilled hole patterns guarantee precise fit-up and fast assembly, while the galvanized coating resists corrosion and fatigue in demanding outdoor environments.
- 12 cross purlins: Transverse members that set module spacing and provide uniform support to portrait strings. Their profile balances stiffness and weight, resists wind uplift, and maintains alignment through thermal cycles. Open geometries shed water and dust, reducing hidden corrosion risks and cleaning frequency.
- 2 bracing members: Diagonal braces that increase racking stiffness and control drift, preventing torsion that can stress modules and cable harnesses. Correctly tensioned, they dampen vibration under gusts, protecting connector integrity and preserving straight, professional row lines over time.
- Set of high-strength galvanized bolts (class 8.8): Structural fasteners specified for slip-critical joints with coatings that resist red rust and galling. Proper preload keeps clamp force stable under dynamic loads, preserving joint stiffness and minimizing maintenance interventions throughout the design life.
- Aluminum clamps: Purpose-designed mid and end clamps matched to the specified frame height, distributing pressure evenly to avoid point loading. Anodized finishes and stainless hardware ensure bi-metal compatibility and long-term grip without marking frames or affecting module warranties.
We are direct manufacturers with extensive inventory of ground-mount structures ready to ship. The 3P-7 system combines rapid, concrete-free installation with durable materials and a compact, high-yield layout—delivered ex-stock from our warehouse for fast project starts.
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