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PI550-L series Frequency inverter for lifting appliances

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PI550-L series special Frequency inverter for lifting is designed by Powtran Technology specially for the fields of Lifting,bridged crane,electirc hoist,tower crane,construction elevator,According to frequency control technology,excellent torque control function,reliable brake control,fast stop,DC excitation,master-slave control and other technologies.Reducing the impact of starting and stopping current on mechanical system.improve the stability and comfort while the machines running,Extended the mechanical system life,greatly improve the production efficiency and save the maintenance cost of the equipment.

1)Environment temperature -10 ℃ to 50 ℃, temperature at 40 ℃, please derating for use, derating at 3% per 1°C drop. It is not recommended to use the inverter in the environment above 50°C.

2)Prevent electromagnetic interference and keep away from sources of interference.

3)Prevent intrusion of the water droplets, steam, dust, dust, cotton wool, and metal fines.

4)Prevent intrusion of the oil, salt, and corrosive gases.

5)Avoid vibrations. The maximum amplitude can’t exceed 5.9m/s (0.6g).

6)Avoid high temperature and humidity and no rain. Relative humidity is less than 90%RH. Do not allow condensation. In spaces where corrosive gases are present, the maximum relative humidity can’t exceed 60%.

7)Altitude
8)The use of flammable, flammable, explosive gas, liquid or solid hazardous environments is prohibited.