Patent attributes
An HV battery arrangement with a first HV battery unit that can be electrically coupled to a first HV onboard network part having a first drive unit of the motor vehicle, and with a second HV battery unit that can be electrically coupled to a second HV onboard network part having a second drive unit of the motor vehicle, wherein, between the first HV battery unit and the second HV battery unit, a switching device is arranged, by which the first and the second HV battery units can be connected in series and can be electrically disconnected from each other. The HV battery arrangement further has a control unit for actuating at least the switching device.