A wind turbine plant including: at least one wind turbine , one or more turbine auxiliaries , a transmission apparatus for transmitting electrical power generated by the at least one wind turbine to a power system , the transmission apparatus comprising an auxiliary circuit for transmitting power to one or more turbine auxiliaries , the auxiliary circuit being connected to the at least one wind turbine , the power system and the one or more turbine auxiliaries , the turbine auxiliaries being electrically fed by the at least one wind turbine or the power system through the auxiliary circuit , wherein the auxiliary circuit includes at least an energy storage , the turbine auxiliaries being electrically connected to the energy storage , and a controller configured for: putting the wind turbine in operation, sending power to the power system and to the energy storage , if the wind turbine stops producing electric power for the power system , using the auxiliary circuit for supplying energy to the turbine auxiliaries , wherein power is sent to the energy storage if the wind turbine is producing the maximum allowable power or if the wind turbine is producing power above a predefined power threshold below the maximum allowable power or if conditions are identified that are typically associated with predefined values of electricity or if the value of electricity is below a predefined threshold, wherein the transmission apparatus comprises at least one auxiliary circuit breaker for disconnecting the auxiliary circuit from the at least one wind turbine and the power system . at least one wind turbine , one or more turbine auxiliaries , a transmission apparatus for transmitting electrical power generated by the at least one wind turbine to a power system , the transmission apparatus comprising an auxiliary circuit for transmitting power to one or more turbine auxiliaries , the auxiliary circuit being connected to the at least one wind turbine , the power system and the one or more turbine auxiliaries , the turbine auxiliaries being electrically fed by the at least one wind turbine or the power system through the auxiliary circuit , wherein the auxiliary circuit includes at least an energy storage , the turbine auxiliaries being electrically connected to the energy storage , and a controller configured for: putting the wind turbine in operation, sending power to the power system and to the energy storage , if the wind turbine stops producing electric power for the power system , using the auxiliary circuit for supplying energy to the turbine auxiliaries , wherein power is sent to the energy storage if the wind turbine is producing the maximum allowable power or if the wind turbine is producing power above a predefined power threshold below the maximum allowable power or if conditions are identified that are typically associated with predefined values of electricity or if the value of electricity is below a predefined threshold, wherein the transmission apparatus comprises at least one auxiliary circuit breaker for disconnecting the auxiliary circuit from the at least one wind turbine and the power system . putting the wind turbine in operation, sending power to the power system and to the energy storage , if the wind turbine stops producing electric power for the power system , using the auxiliary circuit for supplying energy to the turbine auxiliaries , wherein power is sent to the energy storage if the wind turbine is producing the maximum allowable power or if the wind turbine is producing power above a predefined power threshold below the maximum allowable power or if conditions are identified that are typically associated with predefined values of electricity or if the value of electricity is below a predefined threshold, wherein the transmission apparatus comprises at least one auxiliary circuit breaker for disconnecting the auxiliary circuit from the at least one wind turbine and the power system . <EOS>