... speed range. 4.Brushless Vertical wind turbine alternator 0.3~1.5 kw PowerVoltageSpeedCurrentTorqueStart Torque0.3~1.5 kw12~100V15~350rpm1~10A47.75Nm-159.2Nm2Nm ... . No carbon brush,no excitation winding,no excitation controlling-box,simple structure no spark, high reliability. Protection level: IP54. Long service ... -5076117,5076118,FAX: 86-0538-5076111 Vertical wind turbine alternator 0.3~1.5 kw