Patent ID: 9214835
Filing Date: 2015-12-15
Classification: G03G,H02J,Y02B,Y04S

Abstract:
1. A power supply system comprising: a switching power supply configured to convert an AC voltage from an AC power supply into a predetermined DC voltage and to output the DC voltage; a latching relay, which is provided on an AC input line, and which is configured to switch a connection state of the switching power supply with respect to the AC power supply in response to an input of a relay drive signal; a storage circuit configured to store electricity by supply of electric power from the switching power supply; a control device configured to receive supply of electric power from the storage circuit in a disconnection state of the switching power supply and the AC power supply; and a relay drive circuit configured to generate the relay drive signal in response to an input of a relay control signal for controlling the latching relay, and to output the relay drive signal to the latching relay, wherein the control device is configured to perform: