ENERGY TRANSFER SYSTEM

Energy transfer system (11) for a watercraft, wherein vertically running current rails (1) are arranged on the watercraft, wherein on land an active contacting system (2) is arranged, which has a displaceable arm (3) and at the end of the arm (3) a contact unit (4) that can be pressed horizontally from land against the current rails (1), wherein the contact unit (4) has a plurality of contact bodies (5) that follow one another in the longitudinal direction L of the current rails (1) and are resiliently supported independently of one another relative to the current rail (1) in the pressing direction A.