FIELD: transport.
SUBSTANCE: power supply system for vehicle includes energy accumulation device, multiple charging paths for charging energy accumulation device with external energy, multiple relays provided in multiple charging paths respectively, each relay for switching between feeding and cutting off electric energy, and charging control unit to make choice as to via which charging path of multiple charging paths energy accumulation device charging is enabled based on welding state of multiple relays.
EFFECT: prevention of leaks and providing possibility of charging during malfunction.
9 cl, 12 dwg
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