Machine base number: H112~H450 Capacity: 1.5kW~355kW Number of poles: 4-10P Voltage: 380V Frequency: 50Hz Protection level: IP55 Cooling method: IC411, IC416 YZP series variable frequency speed regulation three-phase asynchronous motor for lifting and metallurgy, frame number: H112~H450, capacity: 1.5kW~355kW, pole number: 4-10P, voltage: 380V, frequency: 50HZ, protection level: IP55, cooling methods: IC411, IC416, installation methods: IMB3, IMB5, thermal classification: 155 or 180, working system: S3-40%. It is a new generation of high reliability variable frequency speed regulation motor developed on the basis of YZ series motor by applying new technologies such as electromagnetic calculation, structural design, process materials, and testing. It is suitable for driving various types of lifting machinery and other similar equipment, and has a wide range of features. Wide speed regulation range, large overload capacity, and high mechanical strength, especially suitable for equipment with short or intermittent cycle working system, frequent starting, braking, sometimes overload, and significant vibration and impact. It has small volume, light weight, good performance The advantages of low vibration, low noise, reliable use, and convenient maintenance.