This series motor is designed for special operation of compressor, with protection degree IP54 or IP23. Its insulation is class F, used in temperature class B at rate output and used in temperature class F at service factor output. Imported bearing for standard configuration, high precision of parts processing and accurate assembly ensure bearings have high reliability. Its rate power and mounting dimension meet IEC standard. This series motor has the characteristics of high efficiency, high reliability, low noise, little vibration, is the preferred product for compessor.