FD-500w wind turbine technical parameters Rating output power(W): 500 Max output power(W):800 Rated working voltage(V):DC24V Start wind speed(m/s): 2.5m/s Rating wind speed(m/s):10m/s Blades No. & material: 3 pcs Fibre glass expoxy Blades rotor diamters:2.5m Rating rotated speed(r/min): 450 Type of tower: Guy wire tower/tilting up tower Type of generator: Permanent-magnet 3 phrase AC Speed regulation method:Yaw+ auto brake Tower height: 6m or special requested Life span:WT 15 years Warranty: 2years