800w wind generator/turbine windmill wind system+800W wind solar hybrid controller Product Description 1. all aluminum casing , low weight 2.started under low wind speed 3. automotically turned protcetion when faced stong wind 4.3 or 5 blades you can choose 5.Can be together with solar panel 5.Packge list:wind generator,tail vane,shaft,cap Model 800W Name Dolphin Rated power 800W Rated DC voltage DC 24V Rated current 33A Rated speed 620r/m Max power 900W Number of blade 3/5 pcs Starting wind speed 3m/s Cut-in wind speed 3.5m/s Cut-out wind speed 15m/s Security wind speed 45m/s Rated wind speed 12m/s Engine Three-phase permanent magnel generator Rotor diameter 1870mm Blade material Carbon fiber reinforced plastics Output line anti-winding device Over all three-phase commutator Over-speed wind protection Tip stall protection + turned protection + Electromagnetic brake Life span 15 years Equipment surface protection Aluminum oxide + plastic coating Working temperature -45°C-70°C N.W. 25kg Packing material Carton box and foam material packing dimension 820*530*445mm G.W. 27kg Life span can reach 15 years -Item delivery sealing,karaburan and rain can not intrude into the interior of wind turbine.The wind turbine's interior and exterior both adopt the heat removal system,make it work 15-20 years Unique and purpose designed generator -This keeps the turbine spinning when other wind generators stall -Overall this delivers more Ampere hours of power per day especially in low to average wind speeds Low wind speed start up of just -Adopt alien magnet and unique winding structure,low start wind speed,needn't any auxiliary starting device Efficient aerofoil profile blades -Unique in the industry, our user friendly feature ensures you automatically fit the aerofoil blades in the correct orientation and design pitch for optimum performance Durable construction and modern materials -Using modern, durable materials giving our customers products with many years of trouble free service even under the harsh conditions of a marine environment Large power,low volume and high efficiency -Blades use special composite material,reasonable Aerodynamic Configurations,make overall unit low noise work -Use rare earth permanent magnet(REPM),reduce overall unit's volume and weight