Safety electrical assembly comprising : - an electrical apparatus having a connecting zone provided with terminals configured to be respectively connected to corresponding cables, each terminal presenting a corresponding connecting opening formed within an insulating housing of the electrical apparatus , - a protective cover configured for cooperating with the electrical apparatus in a mounted position wherein the safety electrical assembly presents a main opening configured for the passage of cables connected to corresponding terminals from an exterior area to an interior area of the safety electrical assembly , the interior area being defined between the electrical apparatus and the protective cover , the connecting openings being located in the interior area and the main opening being arranged so that a direct trajectory from any point of the main opening oriented toward any point of any connecting opening intersects an obstacle of the safety electrical assembly , any point of the main opening is to be considered as any point comprised within an area defined by a contour of the main opening and any point of a connecting opening is to be considered as any point comprised within an area defined by a contour of said connecting opening , the direct trajectory being a straight line, wherein the protective cover comprises an upper wall located in front of the connecting zone , the connecting openings being oriented transversally to the upper wall , wherein the protective cover comprises transverse walls that are linked to and extending transversally from the upper wall , at least some of the transverse walls are configured to cooperate with the insulating housing in mounted position, wherein the transverse walls comprise two opposed side walls and a front wall linked to the two side walls , the sides walls and the front wall defining the main opening . - an electrical apparatus having a connecting zone provided with terminals configured to be respectively connected to corresponding cables, each terminal presenting a corresponding connecting opening formed within an insulating housing of the electrical apparatus , - a protective cover configured for cooperating with the electrical apparatus in a mounted position wherein the safety electrical assembly presents a main opening configured for the passage of cables connected to corresponding terminals from an exterior area to an interior area of the safety electrical assembly , the interior area being defined between the electrical apparatus and the protective cover , the connecting openings being located in the interior area and the main opening being arranged so that a direct trajectory from any point of the main opening oriented toward any point of any connecting opening intersects an obstacle of the safety electrical assembly , any point of the main opening is to be considered as any point comprised within an area defined by a contour of the main opening and any point of a connecting opening is to be considered as any point comprised within an area defined by a contour of said connecting opening , the direct trajectory being a straight line, wherein the protective cover comprises an upper wall located in front of the connecting zone , the connecting openings being oriented transversally to the upper wall , wherein the protective cover comprises transverse walls that are linked to and extending transversally from the upper wall , at least some of the transverse walls are configured to cooperate with the insulating housing in mounted position, wherein the transverse walls comprise two opposed side walls and a front wall linked to the two side walls , the sides walls and the front wall defining the main opening . <EOS>