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home wind turbine
Main technical data
| H2.7-500W windmill for household in Korea Specifications | |
| Configuration | 3 Blades, Horizontal axis, Upwind | 
| Rotor Diameter | Ф2.7 m / 8.9 feet | 
| Swept Area | 5.73 m2 / 61.7 ft2 | 
| Direction of Rotation | Clockwise looking upwind | 
| Blade Material | Fiberglass reinforced composite | 
| Rated Power | 500W @ 11m/s / 24.6 mph | 
| Maximum Output Power | 570W @ 20m/s / 44.7 mph | 
| Battery Bank Voltage | 24 Vdc | 
| System Output Voltage | 110/220 Vac | 
| Cut-in Wind Speed | 3 m/s / 6.7 mph | 
| Rated rotating rate | 600 r/min | 
| Working Wind Speed | 3-25 m/s / 6.7-82.0 mph | 
| Survival Wind Speed | 50 m/s / 164 mph | 
| Alternator | Permanent magnet alternator, SCF technology | 
| Alternator Weight | 6.5 kg / 14.3 lbs | 
| Generator Efficiency | >0.78 | 
| Wind Energy Utilizing Ratio | 0.48 Cp | 
| Energy monitoring & User control | LED display | 
| Gearbox | None, Direct drive with front generator design | 
| Over Speed Regulation | Passive furling tail design | 
| Shutting Down Method | Manual & Automatic electromagnetism Braking | 
| Warranty | 2 years for generator and 1 year for other parts |