| 摘要 |
<p>PURPOSE:To provide a storage battery device for car in two-power supply circuit configuration having a uniform lifetime without causing increase in the capacity and weight. CONSTITUTION:A storage battery device for a car is equipped with a starter storage battery SB which is connected with a starter motor S via a starter electromagnetic switch contact MgS, a storage battery for load connected to a starter switch SW1 in connection with a starter electromagnetic switch energizing coil, ignition device IG, alternator G, and car on-board load L, a relay contact RY which is connected between the battery SB and battery for load LB and formed so that it can be opened and closed when the voltage of the battery for load LB becomes within the specified range, and a switch SW2 which is connected parallel with the relay contact RY.</p> |
