basic parameters rated power(kw) 10 survivel wind speed(m/s) 45 max power(kw) 11 wind wheel diameterm(m) 7.6 rated voltage(v) 384/560 blade length(m) 3.8 rated revolution(r/m) 200 swept area(m2) 45.34 cut-in speed(m/s) 1 blade material FRP cut-off wind speed(m/s) 25 generator life 20 sone key technology control method adjust speed method centrifuge variable pitch brake method electromagnetic generator generator configuration 3-phase 380/220v 50/60hz generator type 3-phase permanent magnet protect class