POWER SUPPLY DEVICE, ESPECIALLY FOR MOTOR VEHICLES

摘要

The invention relates to a power supply device, especially for motor vehicles, which comprises a battery stack (2) for making electrical energy available which battery stack consists of at least one battery module (1), and a battery management system (3), mounted on the battery stack (2), for monitoring the condition of the battery module (1), the battery management system (3) being connected to the battery module (1) in an electrically conductive manner for this purpose, and electrically conductive intermediate elements (5) being provided between the battery management system (3) and the battery stack (2) to establish the electrical contact, the intermediate elements being mechanically pretensioned by the assembly of the battery management system (3) on the battery stack (2). The invention further relates to a motor vehicle, especially an electrically powered vehicle comprising a power supply device according to the invention.