| 摘要 |
An electrical system in a motor vehicle (1) comprises a power battery (2), a starting battery (3) connected in parallel therewith, a generator (7) and electrical energy consumers comprising a starter motor (8) connected between opposite poles (4, 5) of the power battery. A breaker ( 10) is provided between the starting battery (3) and one pole (4) of the power breaker. An arrangement (11) is configured to cause the breaker (10) to close upon activation of the starter motor (8). Means (12) are configured to measure the current through the breaker, and the arrangement (11) is configured, after completion of engine start procedure, to cause the breaker (10) to open as soon as a condition which relates to a certain degree of discharge of the starting battery having taken place after the completion of the engine start procedure is fulfilled. |
