MS series aluminium housing three-phase asynchronous motors, with latest design in entirety are made of selected quality materials and conform to the lEC standard. MS motors have good performance, safety and reliable operation, nice appearance, and can be maintained very conveniently white with low noises, little vibration and light weight and simple construction. These series motors can be used for general drive.Operating Conditions:Ambient temperature: -15°C≤θ≤40°C Above sea level: not exceed 1000m Rated voltage: ±5% Voltage:380V/50Hz Protection Class:IP44/IP54/IP55 Insulation Class:B/F Cooling method:ICO141 Duty:continuous(S)