... with a manual emergency brake switch, users can use depending on the circumstances. Using this switch, the wind turbine will be ... as Germany, France, Poland, Rusia , Italy, USA, England and so on.3.Production capacity: 1000 sets4.Annual sales: usd 4,900 ... ,000 product and sell 20KW wind generator,off-grid or on-grid system,disc brake system,Automatic and ...