A high-voltage battery system having a battery module and at least two switching elements (6; 7), wherein an electrical connection of the battery module to a voltage network can be switched by the switching elements (6; 7); a first detection unit, by which a first cell voltage measurement value of a cell voltage of the battery module can be detected; and a first evaluation unit, by means of which a first control signal can be generated on the basis of a comparison of the first cell voltage measurement value with a first threshold value; wherein a switching signal can be generated on the basis of the first control signal; wherein the switching signal is transmittable to at least one first actuation unit for the first switching element and to a second actuation unit for the second switching element; wherein, depending on the switching signal, the first and the second switching elements can be switched independently of each other: wherein a second cell voltage measurement value of a cell voltage of the battery module can be detected by a second detection unit; and an alarm signal can be generated by a second evaluation unit on the basis of a comparison of the second cell voltage measurement value with a second threshold value, characterized in that a triggering signal for a fuse element can be generated by a fuse control unit on the basis of the alarm signal; wherein the fuse element is triggerable as a function of the triggering signal; wherein a current measurement value of an electrical current to the battery module can be detected by a current detection unit; and the triggering signal for the fuse element can also be generated as a function of the detected current measurement value. a battery module and at least two switching elements (6; 7), wherein an electrical connection of the battery module to a voltage network can be switched by the switching elements (6; 7); a first detection unit, by which a first cell voltage measurement value of a cell voltage of the battery module can be detected; and a first evaluation unit, by means of which a first control signal can be generated on the basis of a comparison of the first cell voltage measurement value with a first threshold value; wherein a switching signal can be generated on the basis of the first control signal; wherein the switching signal is transmittable to at least one first actuation unit for the first switching element and to a second actuation unit for the second switching element; wherein, depending on the switching signal, the first and the second switching elements can be switched independently of each other: wherein a second cell voltage measurement value of a cell voltage of the battery module can be detected by a second detection unit; and an alarm signal can be generated by a second evaluation unit on the basis of a comparison of the second cell voltage measurement value with a second threshold value, characterized in that a triggering signal for a fuse element can be generated by a fuse control unit on the basis of the alarm signal; wherein the fuse element is triggerable as a function of the triggering signal; wherein a current measurement value of an electrical current to the battery module can be detected by a current detection unit; and the triggering signal for the fuse element can also be generated as a function of the detected current measurement value.