This power conversion device is provided with: a converter that rectifies AC voltage of an AC power source, converting the AC voltage to DC voltage; a DC intermediate circuit having a smoothing capacitor that smooths the DC voltage converted by the converter; an inverter that converts the DC voltage converted by the converter to AC voltage, and that is provided with a semiconductor chip that forms a temperature detection diode at the power semiconductor device; and an operation unit that can set a plurality of setting temperatures.
