<object id="xkg4w"><option id="xkg4w"></option></object>
  • <th id="xkg4w"></th>

    1. <center id="xkg4w"><em id="xkg4w"></em></center>
      1. Magnetic pneumatic box

        image

        Magnetic pneumatic box


        1. Purpose and main functions


        It is suitable for three-phase motor, 50 Hz motor, and DC motor. Starting box has direct starting, star delta starting, autotransformer starting or variable frequency soft starting. There are two types of starting box: wall mounted box type and floor cabinet type, and two protection levels of ip22t and IP44 are optional.


        2. Model meaning



        3. Circuit diagram code


        11: Direct start, irreversible, manual control
        12: Direct start, irreversible, manual - automatic control
        13: Direct start, irreversible, manual control with remote control
        14: Direct start, irreversible, manual automatic control with remote control
        21: direct start, reversible, manual control
        22: direct start, reversible, manual automatic control
        31: Y - △ start, manual control
        32: Y - △ start, manual automatic control
        41: autotransformer primary start, automatic control
        42: autotransformer primary starting, manual automatic control
        43: two stage starting of autotransformer, automatic control
        44: multi stage starting of autotransformer with step-down resistor, automatic control

        欧美大香线蕉线伊人久久,国产精品一区理论片,三级三级久久三级久久,国内精品一区二区三区不卡_久草影视电影麻豆_精品精品乱码乱精一区二区_看黄片免费视频