Connection arrangement for connection of an electrical conductor, comprising a current bar, a clamping spring which can be moved to a clamping position and to an open position, wherein the electrical conductor, which is to be connected, is clamped against a clamping portion of the current bar in the clamping position of the clamping spring, a first actuating element which can be guided along a first actuating direction and by means of which the clamping spring can be moved from the clamping position to the open position, and a second actuating element which can be guided along a second actuating direction and by means of which the clamping spring can be released from the open position, wherein the clamping spring has a retaining limb and a clamping limb for clamping the conductor, which is to be connected, against the clamping portion of the current bar in the clamping position of the clamping spring and has a latching limb which is held in a fixed position in the open position of the clamping spring, wherein the clamping limb can be actuated by means of the first actuating element and the latching limb can be actuated by means of the second actuating element, characterized in that the first actuating element has a retaining contour on which the latching limb is held in the open position of the clamping spring, wherein the latching limb has a free end on which at least one retaining arm (126a, 126b) is formed, the latching limb being retained on the retaining contour of the first actuating element by means of the retaining arm in the open position of the clamping spring, wherein the second actuating element interacts with the at least one retaining arm (126a, 126b) during the movement from the clamping position to the open position. a current bar, a clamping spring which can be moved to a clamping position and to an open position, wherein the electrical conductor, which is to be connected, is clamped against a clamping portion of the current bar in the clamping position of the clamping spring, a first actuating element which can be guided along a first actuating direction and by means of which the clamping spring can be moved from the clamping position to the open position, and a second actuating element which can be guided along a second actuating direction and by means of which the clamping spring can be released from the open position, wherein the clamping spring has a retaining limb and a clamping limb for clamping the conductor, which is to be connected, against the clamping portion of the current bar in the clamping position of the clamping spring and has a latching limb which is held in a fixed position in the open position of the clamping spring, wherein the clamping limb can be actuated by means of the first actuating element and the latching limb can be actuated by means of the second actuating element, characterized in that the first actuating element has a retaining contour on which the latching limb is held in the open position of the clamping spring, wherein the latching limb has a free end on which at least one retaining arm (126a, 126b) is formed, the latching limb being retained on the retaining contour of the first actuating element by means of the retaining arm in the open position of the clamping spring, wherein the second actuating element interacts with the at least one retaining arm (126a, 126b) during the movement from the clamping position to the open position.