wind generator blade

Foshan Ouyad-The Excellent E-Commerce Entrepreneur in Alibaba: Our wind turbine generator bladesare becoming popular around all over the world, on-grid system, off-grid system, suit for different countires demand, Also our advanced magnetic saturation system enhances the protection funtion for wind turbine generatorto avoid being damaged from Typhoon or hurricane.Product Feature:2KW,3KW, 5KW, 10KW, 20KW, 30KW, 50KW wind turbine:1..Generator designed with magnetic saturation function can work for 20years under normal care. 2..Electromotor use low torque start-up technology (2m/s start-up wind speed). 3..Appearance use rudderless design and electronic yawing system. 4..PWM constant voltage recharge function provides stable output. 5..Electronic brake and manual brake,optional. 6..Automatic yaw and manual yaw,optional. 7..Security wind speed setting will yaw the turbine 90 to the wind direction when exceed the setting. 8..Controller will dump load for protection when the voltage goes high. 9..Controller with cable twist counter will untie the twisted cables every 3 circles. 10.Warranty:3 years.11,CE, ISO certificates