An arrangement consisting of a motor vehicle, including a battery, a charging connection and a charging device connected between the battery and the charging connection, and a connector. A first coupling which is or can be connected to the charging connection of the motor vehicle, and a second coupling which is connectable to an energy sink for power transport from the motor vehicle to the energy sink. The connector is designed for providing at least one item of power transport information to the motor vehicle. The charging device is designed for evaluating the item of power transport information or one of the items of power transport information and for specifying the direction of the power transport between the battery and the charging connection depending on the result of the evaluation.