| 摘要 |
A vehicle charging system (1) includes: a connection cable (2) for supplying power from the external power source (12) such as a commercial power source; the drive battery (8); an auxiliary battery (9); and a drive battery charging device (3). The drive battery charging device (3) includes a power source circuit (7) connected to the external power source (12), the drive battery (8), and the auxiliary battery (9). Power from at least one of the external power source (12), the drive battery (8), and the auxiliary battery (9) is supplied to the control section (4). Operation of the control section (4) becomes possible with the supplied power. Accordingly, under control of the control section (4), a charge section (10) charges the drive battery (8) and the auxiliary battery (9) using power from the external power source (12).
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