ELECTRIC POWER SUPPLY DEVICE FOR VEHICLE

摘要

PURPOSE:To reduce the diameter of a cable for feeding electric power to a special load and also inactivate electrolytic corrosion at the connection of the cable. CONSTITUTION:An electric power supply device for vehicle is provided with connecting means SW3 to SW5 which determine the connecting conditions of multiple batteries 61 to 64 constituting a power supply device 6 for special load according to the load conditions of a special load 4 and whether the power supply device 6 for special load is under charging condition or not and a control means 7 which detects the load conditions of the special load 4 and whether the power supply device 6 for special load is under charging condition or not to control the connecting means SW3 to SW5.