Model

 Airforce 4.1

Max. output power

 5.8 kW

 Rated wind speed                     

 12m/s

 Max. wind speed

 25m/s

 Survival wind speed

 60m/s

 Start-up wind speed

 1.8m/s

 Cut-in wind speed

 3m/s

 Rated rotational speed

 500rpm

 Max. rotational speed

 550rpm

No. of blades

 3

Rotor diameter

 4.1m

 Blade length

 2.02m

 Blade material

 FRP

 Generator

 3 phase PM generator

 Braking system

 Electromagnetic braking system control

 Type

 Downwind rotor

Yaw control

 passive

Total weight

 120kg

Warranty

 2 years

Controller

 Protection   controller for generator                       

Grid-tided inverter

 120/240VAC,50/60HZ (optional)  

 Tower

 12m (optional)