PV-Terrainrac W with ground screw or concrete foundation. Reduced installation times due to high pre-fabrication level. Minimized assembly time and effort (up to 40%). Maximum use of existing land to save land formation costs. Flexible to customize according to different project situation. Optimization material use, structure verification approval by wind load and snow load testing. Structural validation JIS/DIN. Flexible array length expansion smart,simple,safe.