Inductively operated chuck for spatially centering a workpiece to be machined, comprising: - a coupling device for a man-machine interface, - at least one movable clamping jaw, - an electric motor which is drivingly connected to each of the movable clamping jaws and is installed in the chuck, and by means of which each movable clamping jaw is driven or fixed, - a first inductive transmission device associated with the chuck, - a support or machine frame which is spatially separated from the chuck, - a second inductive transmission device which is associated with the frame and which is arranged in the region of the first inductive transmission device of the chuck and inductively exchanges measurement signals and voltages therewith, and - an external control device, by means of which the command and monitoring data required for operating and adjusting the clamping jaws and for operating and locking the electric motors can be input and/or read, characterized in that - at least one programmable interface is provided between the second inductive transmission device and the control device, which programmable interface is electrically connected to the second inductive transmission device and the control device, - each of the interfaces has one or more command and control programs, by means of which the adjustment of the chuck is carried out or can be selected by the control device, - a large number of measuring sensors assigned to the clamping jaws, electric motors and/or the chuck are provided, by means of which the operating states of said elements are recorded and transmitted to the relevant interface, - a comparison between the actual data stored in the command programs and the measurement data determined by the measurement sensors is carried out by the relevant interface, - and in that data sets are generated by this comparison of the selected operating state of the chuck with an actual operating state, which data sets are evaluated by the relevant interface and are forwarded to the control device of the chuck, the clamping jaws or electric motors. - a coupling device for a man-machine interface, - at least one movable clamping jaw, - an electric motor which is drivingly connected to each of the movable clamping jaws and is installed in the chuck, and by means of which each movable clamping jaw is driven or fixed, - a first inductive transmission device associated with the chuck, - a support or machine frame which is spatially separated from the chuck, - a second inductive transmission device which is associated with the frame and which is arranged in the region of the first inductive transmission device of the chuck and inductively exchanges measurement signals and voltages therewith, and - an external control device, by means of which the command and monitoring data required for operating and adjusting the clamping jaws and for operating and locking the electric motors can be input and/or read, characterized in that - at least one programmable interface is provided between the second inductive transmission device and the control device, which programmable interface is electrically connected to the second inductive transmission device and the control device, - each of the interfaces has one or more command and control programs, by means of which the adjustment of the chuck is carried out or can be selected by the control device, - a large number of measuring sensors assigned to the clamping jaws, electric motors and/or the chuck are provided, by means of which the operating states of said elements are recorded and transmitted to the relevant interface, - a comparison between the actual data stored in the command programs and the measurement data determined by the measurement sensors is carried out by the relevant interface, - and in that data sets are generated by this comparison of the selected operating state of the chuck with an actual operating state, which data sets are evaluated by the relevant interface and are forwarded to the control device of the chuck, the clamping jaws or electric motors.