**Technical Data
**Rated power (kw) 780
**Cut-in wind speed (m/s) 3.5
**Rated wind speed (m/s) 14
**Cut-out wind speed (m/s) 25
**Survival wind speed (m/s) 70
**Rotor
**Rotor diameter 50
**Rotational speed (r/min) 21.68
**Blade material Glass fiber
**Blade length (m) 24
**Blade number 3
**Swept area (㎡) 1963
**Gearbox
**Type Three stages with planetary and **spurgear
**Rated input power (kw) 880
ratio 02:10.
**Brake system
**Primary BrakeSystem Blade Tip-break
**Secondary BrakeSystem Mechanical brake on the high speed shaft
**Generator
**Type Asynchronous generator
**Rated power (kv) 800
**Rated voltage (kv) 690
**Yaw System
**Type Active yawing
**Yawing speed (r/min) 0.114
**Control system
**Controller Type PLC
**Towers
**Type Tubular steel
**Hub height (m) 50/60
**Weight
**Nacelle 24t
**Rotor 15.5t
**Tower 55.499t/48.78m 62.4t/57.92m