VEHICLE CHARGING ARRANGEMENT

A power system for a vehicle includes a first alternator and a second alternator each driven by an engine system of the vehicle. A first power storage device is electrically coupled with and chargeable by the first and second alternators. The first power storage device is configured to store power at a first storage voltage. A second power storage device is electrically coupled with and chargeable by the second alternator. The second power storage device is configured to store power at a second storage voltage different than the first storage voltage.