A contacting system (1; 16; 22) for establishing an electrical connection between a vehicle and a power supply having a first terminal and a second terminal for charging the vehicle, comprising: a primary transmission element (7; 21) which has a plurality of primary contact surfaces (8; 23) arranged in a structured manner, electrically insulated from each other and each having an outer contour, and comprising a secondary transmission element (4; 17, 24) which has at least one first secondary contact surface (5; 18; 25) for contacting the first terminal and at least one second secondary contact surface (6; 19; 26) for contacting the second terminal, wherein the secondary contact surfaces (5, 6; 18, 19; 24, 25) are electrically insulated from each other, and comprising control means which are designed to determine first primary contact surfaces which are in contact with the first secondary contact surface and which are designed to determine second primary contact surfaces which are in contact with the second secondary contact surface, and which are designed to establish an electrical connection between the first terminal of the power supply and the first terminal of the vehicle via the first primary contact surfaces and the first secondary contact surface (5; 18) and which are designed to establish an electrical connection between the second terminal of the power supply and the second terminal of the vehicle via the second primary contact surfaces and the second secondary contact surface (6; 19) for the power supply of the vehicle, wherein the control means are furthermore designed to switch all primary contact surfaces (8; 23) potential-free which were determined neither as first primary contact surface nor as second primary contact surface by the control means, characterized in that a second insulating surface (14; 20; 27) surrounding the secondary contact surfaces (5, 6; 18; 19; 24, 25) is provided, which has at least one optionally direction-dependent minimum width (B, B1, B2) that is greater than the extent (W1, W2, W3, W4) of the contour of one of the contacted primary contact surfaces (8; 23) in the same direction (X, Y, Z), and which is designed to shield live terminals against being touched by persons. a primary transmission element (7; 21) which has a plurality of primary contact surfaces (8; 23) arranged in a structured manner, electrically insulated from each other and each having an outer contour, and comprising a secondary transmission element (4; 17, 24) which has at least one first secondary contact surface (5; 18; 25) for contacting the first terminal and at least one second secondary contact surface (6; 19; 26) for contacting the second terminal, wherein the secondary contact surfaces (5, 6; 18, 19; 24, 25) are electrically insulated from each other, and comprising control means which are designed to determine first primary contact surfaces which are in contact with the first secondary contact surface and which are designed to determine second primary contact surfaces which are in contact with the second secondary contact surface, and which are designed to establish an electrical connection between the first terminal of the power supply and the first terminal of the vehicle via the first primary contact surfaces and the first secondary contact surface (5; 18) and which are designed to establish an electrical connection between the second terminal of the power supply and the second terminal of the vehicle via the second primary contact surfaces and the second secondary contact surface (6; 19) for the power supply of the vehicle, wherein the control means are furthermore designed to switch all primary contact surfaces (8; 23) potential-free which were determined neither as first primary contact surface nor as second primary contact surface by the control means, characterized in that a second insulating surface (14; 20; 27) surrounding the secondary contact surfaces (5, 6; 18; 19; 24, 25) is provided, which has at least one optionally direction-dependent minimum width (B, B1, B2) that is greater than the extent (W1, W2, W3, W4) of the contour of one of the contacted primary contact surfaces (8; 23) in the same direction (X, Y, Z), and which is designed to shield live terminals against being touched by persons.