Rotor diameter
1.4M
Blade material
HY patent(mainly glass-fiberstrengthened nylon etc)
Blade number
3(variable section aerofoil)
Speed-limitation mechanism
Electromagnetic speed limitation and blade over-speed braking
Working wind speed(m/s
3-30
Start-up speedm/s
2.5
Survival speedm/s
60
Rated speedm/s
12
Rated powerW
400really is485W
Rated voltagev
DC12/24/48
Motor
3 phases PMA
Tower heightm
8-12m(according to different project)
Weight of systemkg(including rotation unittail and blades)
15.8
Others
HY-400 is designed as full automatic, normally working for 15 years free of maintenance