An electromechanical actuator of an occultation device, the electromechanical actuator comprising at least: - a casing, the casing being hollow, the casing comprising an internal surface, the casing being at least partly made of an electrically conductive material, - an electric supply cable, the electric supply cable being configured to be connected to an electrical energy supply network, - an electric motor, the electric motor being mounted inside the casing, and - an electronic control unit, the electric motor and the electronic control unit being supplied with electrical energy via the electric supply cable, the electronic control unit comprising at least: - a printed circuit board (40a, 40b), and - an electrical connection element, the electrical connection element comprising at least a first part, the first part being in electrical contact with the internal surface of the casing, characterized in that the electrical supply cable comprises at least a shielding, in that the electrical connection element further comprises at least: - a second part, the second part holding the electric supply cable in position and being in electrical contact with the shielding of the electric supply cable, and - a third part, the third part being fixed to the printed circuit board and being electrically connected to a reference earth of the printed circuit board, and in that the electrical connection element is a one-piece part comprising at least the first, second and third parts (49, 50, 51). the electromechanical actuator comprising at least: - a casing, the casing being hollow, the casing comprising an internal surface, the casing being at least partly made of an electrically conductive material, - an electric supply cable, the electric supply cable being configured to be connected to an electrical energy supply network, - an electric motor, the electric motor being mounted inside the casing, and - an electronic control unit, the electric motor and the electronic control unit being supplied with electrical energy via the electric supply cable, - a casing, the casing being hollow, the casing comprising an internal surface, the casing being at least partly made of an electrically conductive material, - an electric supply cable, the electric supply cable being configured to be connected to an electrical energy supply network, - an electric motor, the electric motor being mounted inside the casing, and - an electronic control unit, the electric motor and the electronic control unit being supplied with electrical energy via the electric supply cable, the electronic control unit comprising at least: - a printed circuit board (40a, 40b), and - an electrical connection element, the electrical connection element comprising at least a first part, the first part being in electrical contact with the internal surface of the casing, - a printed circuit board (40a, 40b), and - an electrical connection element, the electrical connection element comprising at least a first part, the first part being in electrical contact with the internal surface of the casing, characterized in that the electrical supply cable comprises at least a shielding, in that the electrical connection element further comprises at least: - a second part, the second part holding the electric supply cable in position and being in electrical contact with the shielding of the electric supply cable, and - a third part, the third part being fixed to the printed circuit board and being electrically connected to a reference earth of the printed circuit board, - a second part, the second part holding the electric supply cable in position and being in electrical contact with the shielding of the electric supply cable, and - a third part, the third part being fixed to the printed circuit board and being electrically connected to a reference earth of the printed circuit board, and in that the electrical connection element is a one-piece part comprising at least the first, second and third parts (49, 50, 51).