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Application of HD31 in Constant Pressure Water Supply System

The traditional water supply solution not only has high initial investment cost, but also high maintenance cost and labor investment in the later stage. In addition, the pressure of water supply is unstable, the power consumption is large, and the waste of water resources is also quite serious. With the continuous development of society, human beings consume huge amounts of natural resources, and energy conservation and water conservation have become urgent social needs. Therefore, a new water supply scheme is imperative. In recent years, the constant pressure water supply scheme realized by frequency converters is very good. It solves the problems caused by the traditional water supply scheme, and it is believed that this scheme will become the development trend of the water supply industry.
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Application of Haipumont HD5E escalator special drive controller on escalator

With the development of economy and the advancement of technology, there are more and more applications of escalators. At present, the number of escalators in China has exceeded 1 million. While the escalator system brings convenience and quick keys to people, it also consumes a lot of electricity. With the advancement of energy conservation and emission reduction, escalator energy conservation is imperative. The "Regulations on Energy Conservation in Public Institutions" promulgated by the State Council on October 1, 2008 were formally implemented, and it has guided the development trend of escalator energy conservation in the form of laws.
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