380V, 50Hz, AC, 3-phase, IMB3, IMB5, IMB35. Introduction: if you order this product ,pls note the below information:1.The type of the motor ?2.The power and the class of the motor ?3.The temperature of the motors environment ?if the temperature is not more than 40, the protection class is H. more than 60 ,the protection class is F4 .class of insulation:IP44/IP54/IP55YZP series metallurgical and ...