Low speed permanent magnet wind generator 20kw 1.Environment protection 2.Tiny friction, ... 3.All aluminum shell 4.CE Low speed permanent magnet wind generator 20kwTechnical ParameterRated power20KWMax power22KWOutput voltage380VRated wind speed11m/ ... refrigerator, and charger household appliances etc.1. Low speed permanent magnet generator2. Tiny friction, low noise, and high strength3. Galvanized ...