A disconnector is disclosed, including a first operating element. The operating element is provided with a pivoting element, including a cam wheel which is in the form of a disk and has two opposite cams, with the rotation axis of this cam wheel which is in the form of a disk being at right angles to the axis of the first operating element, and with the cam wheel which is in the form of a disk having two protuberances, which can in each case make contact with the pivoting element in different operating states. In at least one embodiment, the disconnector includes a holding opening, which is arranged on at least one end surface, which is in the form of a disk, of the cam wheel which is in the form of a disk, and including a second operating element, which is fitted in the holding opening, with this second operating element having a body, an operating opening which is located in the center part of the body, and two vane pieces which are fitted on both sides of the body. In at least one embodiment, the second operating element can rotate relative to the holding opening, and can produce a rotatary movement of the cam wheel which is in the form of a disk. The disconnector according to at least one embodiment of the invention can be operated both from the front and from the side, with side operation being independent manual operation.