Disclosed is a power converter (20), which is provided with: a diode rectifying circuit (22), which rectifies alternating current power outputted from an alternating current power supply (10); a reactor (21) provided between the alternating current power supply (10) and the diode rectifying circuit (22); an inverter circuit (24), to which power outputted from the diode rectifying circuit (22) is directly supplied; and a capacitor (31) provided between the primary side power supply lines (12, 13) of the diode rectifying circuit (22).
