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FAQ within [ FREQROL-A700 ]

71-80 of Total 352

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  • Switching between External operation ...

    Assign X16 signal, and set Pr.79 to "0", to switch the operation mode with turning ON/OFF X16 signal. More Details >>

    • No:21288
    • Release Date:2018/08/22 16:26
  • Input phase loss

    The detection time 1 s cannot be changed. More Details >>

    • No:21277
    • Release Date:2018/08/22 16:26
  • Driving a single-phase motor

    No, it cannot. More Details >>

    • No:21253
    • Release Date:2018/08/22 16:26
  • Model selection

    Use the FR-A740. Basically, select the capacity according to the calculation result of "rated inverter output current ? rated motor current × 1.1". More Details >>

    • No:21244
    • Release Date:2018/08/22 16:26
  • Electronic bypass function

    No, it is not available. It is only available in the External operation mode or combined operation mode (PU speed command and External operation command (Pr.... More Details >>

    • No:21192
    • Release Date:2018/08/22 16:26
  • Vector control

    Install the resistor between the terminals PC and OH. More Details >>

    • No:21160
    • Release Date:2018/08/22 16:26
  • Vector control

    "E.OSD" occurs when the rotation speed is not decreased for one second despite the start command (STF, STR) is turned OFF. More Details >>

    • No:21159
    • Release Date:2018/08/22 16:26
  • Multi-speed setting

    If Pr 27 is not set, the operation starts at the speed of RL. More Details >>

    • No:21123
    • Release Date:2018/08/22 16:26
  • Input phase loss protection

    The initial value of Pr.872 is set to "1" (Valid) because the A701 have regeneration unit built-in and an overvoltage may occur when the regenerative operati... More Details >>

    • No:20945
    • Release Date:2018/08/22 16:25
  • FR-PU04

    While the FR-PU04 does not display parameter names, it displays parameter numbers and you can set them. More Details >>

    • No:21919
    • Release Date:2018/08/22 16:30

71-80 of Total 352