Discharge apparatus for auxiliary power

A discharge apparatus for auxiliary power applied to an alternating current power apparatus and a switching power supply, the switching power supply including a primary output power unit and an auxiliary power unit, the discharge apparatus for auxiliary power being electrically connected to the alternating current power apparatus and the auxiliary power unit, the discharge apparatus for auxiliary power comprising:

• a switch including a first contact point, a second contact point, and a third contact point, the third contact point being electrically connected to ground;
• a first discharge resistor, the first side of the first discharge resistor being electrically connected to the auxiliary power unit, the second side of the first discharge resistor being electrically connected to the first contact point of the switch;
• a first voltage division resistor, the first side of the first voltage division resistor being electrically connected to the second contact point of the switch, the second side of the first voltage division resistor being electrically connected to ground;
• a first capacitor, the first side of the first capacitor being electrically connected to the second contact point of the switch, the second side of the first capacitor being electrically connected to ground;
• a Zener diode, the anode of the Zener diode being electrically connected to the second contact point of the switch, the cathode of the Zener diode being electrically connected to ground;
• a first unidirectional current passing unit, the first side of the first unidirectional current passing unit being electrically connected to the second contact point of the switch, the second side of the first unidirectional current passing unit being electrically connected to the alternating current power apparatus;
• and
• a second unidirectional current passing unit, the first side of the second unidirectional current passing unit being electrically connected to the second side of the first unidirectional current passing unit and the alternating current power apparatus, the second side of the second unidirectional current passing unit being electrically connected to ground.