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FAQ within [ FREQROL-A700 ]

221-230 of Total 351

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  • Operation mode setting

    Rapid blinking of the RUN LED indicates that the frequency setting command has not been input or the output stop signal has been input.Since Pr.79 is set to ... More Details >>

    • No：21853
    • Release Date：2018/08/22 16:29

  • 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

  • Frequency

    When the torque is supposed as 100% at 60 Hz, the torque becomes 75 % at 80 Hz. (Under V/F control, the torque decreases when the frequency exceeds 60 Hz bec... More Details >>

    • No：21284
    • Release Date：2018/08/22 16:26

  • Installation direction

    Horizontal installation prevents heat release, resulting in a failure. Install the inverter vertically. More Details >>

    • No：21286
    • Release Date：2018/08/22 16:26

  • MRS setting

    1. For MRS, coasting starts when the MRS contact turns ON. For Pr.250 = "0",IM is coasting immediately when the start signal is turned OFF. 　2. No. Set eithe... More Details >>

    • No：21360
    • Release Date：2018/08/22 16:27

  • Frequency setting

    It is not stored in a parameter but memorized as the frequency setting value after acceleration by the acceleration signal.You can also choose whether or not... More Details >>

    • No：21733
    • Release Date：2018/08/22 16:29

  • Operation stop, frequency setting

    Set Pr.79 (Operation mode) to "1" (PU operation mode).　 More Details >>

    • No：21819
    • Release Date：2018/08/22 16:29

  • Control terminal

    Yes. (Terminal SDs are connected with each other inside of the inverter.) More Details >>

    • No：21845
    • Release Date：2018/08/22 16:29

  • Frequency setting

    Up to 30 m. (To avoid noise and voltage drop)　　 More Details >>

    • No：21910
    • Release Date：2018/08/22 16:30

  • Terminal

    Signals input from the terminal 4 are not enabled if the terminal AU is not ON. For an inverter without the terminal AU, assign the AU function to an unused ... More Details >>

    • No：21679
    • Release Date：2018/08/22 16:28

221-230 of Total 351

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