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Battery system for use in motor vehicle, has control devices for controlling access system when engine of vehicle is stopped and supplied with energy through starter battery independent of charge condition of main power supply battery
Battery system for use in motor vehicle, has control devices for controlling access system when engine of vehicle is stopped and supplied with energy through starter battery independent of charge condition of main power supply battery
The system (1) has a starter battery (3), and a main power supply battery (2) for supplying an electrical consumer of a main power supply (4) of a vehicle with energy during the operation of the vehicle. Vehicle-internal control devices (5, 6) are provided for controlling an access system when an engine of the vehicle is stopped, and are connected with the electrical consumer over a communication bus (9). The control devices are supplied with energy through the starter battery independent of a charge condition of the main power supply battery. An independent claim is also included for a method for operating a battery system of a vehicle.
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