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    Welcome to Hunan Dawning Filter System Technology Co., Ltd official website

    Hunan Dawning Filter System Technology Co., Ltd

    Committed water filtration system developing and producing since 2002



    A free consultation WeChat
    • Self cleaning filter
    • Drain valve
    • Controller
    • Motor

    FL series electric brush type self cleaning filter

    Automatic self-cleaning water filters: Single unit flow 19-2000m3/h Filtration precision 20-4000 micron



    Product principle
    The water flows through the screen and the particles are retained on the inside of the screen of the filter element. The filtered water then flows out through the outlet.

     When the particles accumulated to a certain number and the pressure differential increases to the pre-determined level, the flushing cycle starts. 
    It include two steps: First, the automatic drain valve opens on the drainage outlet. Then, electronic motor drives the cleaning brushes which are inside the screen, the solids are expelled through the drain valve.
    Filters continue to supply filtered water even during the flushing cycle.The whole working system is controlled by a smart box which has several control modes: pressure differential, time, manual and PLC.


    Product features


    Selection of data table

    DLD-FL size.jpgDLD-FL installation.jpg


    On-site installation

    • Cooling water filtration of building

      Cooling water filtration of building

    • Cooling water filtration of automobile plant

      Cooling water filtration of automobile plant

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