Rated power 15 KW Wind Wheel Diameter 8.6 m Rated Rotation Speed 150 rpm Start-up Wind Speed 3 m/s Rated Wind Speed 10 m/s Working Wind Speed 4-25m/s Security Wind Speed 50 m/s Working Temperature -25?~+55? Generator Style 3-phase AC PM Protection Method Electromagnetic Braking Protection Blade Material Reinforced FRP Output Voltag DC96V-DC450V optiona