... wind power industry in China. We mainly produce 300w,400w,500w,1kw,2kw,3kw,5kw,10kw,and 20kw small wind turbine group,wind ... AC220 Blades material and quantity Fiberglass-Reinforced Plastic*3 Heavy wind protection Dump load+Electromagnetic brakeWork temprature(°C) - ... regulation method Mechanical Yawing +Electromagnetic Brake Generator style 3-phase AC PMTower height(m) 6Shell materialalloy aluminum ...