Technical measuring, testing and checking apparatus and instruments for regulating and operating power semiconductor devices of wind turbines, namely, control equipment especially adapted for wind turbines; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, namely, power converters in wind turbines, power converters and electricity conduits; electronic control systems for wind turbines comprising turbine controllers; control panels for electrical systems for wind turbines, converters and power distribution; switchboards; power semiconductor chips; electricity conduits; semiconductors; computer software for use to manage operations, datalogging and supervision of wind turbines and computer hardware