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 (180, 181) for transmitting power to one or more turbine auxiliaries, the auxiliary circuit (180, 181) 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 (180, 181), wherein the auxiliary circuit (180, 181) 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 (180, 181) 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 (180, 181) 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 (180, 181) for transmitting power to one or more turbine auxiliaries, the auxiliary circuit (180, 181) 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 (180, 181), wherein the auxiliary circuit (180, 181) 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 (180, 181) 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 (180, 181) 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 (180, 181) 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 (180, 181) from the at least one wind turbine and the power system.