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FAQ within [ FREQROL-A700 ]

21-30 of Total 352

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  • 400 V inverter

    No, it does not run. "Err" is displayed when it is operated. Always input the same voltage (400 V) to the main power supply and control power supply. More Details >>

    • No：21179
    • Release Date：2018/08/22 16:26

  • Display unit of operation panel

    Set the rotations per minute that is obtained while operating at the frequency set with Pr.505 (Speed setting reference) to Pr.37 (Speed display).For example... More Details >>

    • No：21774
    • Release Date：2018/08/22 16:29

  • USB connector

    The USB connection requires FR Configurator (FR-SW3-SETUP-WJ) prepared by Mitsubishi Electric Corporation. More Details >>

    • No：21318
    • Release Date：2018/08/22 16:27

  • Frequency setting

    Since Advanced magnetic flux vector control is chosen, the inverter calculates how much the motor rotation slips from the flowing current and adds the slip a... More Details >>

    • No：21684
    • Release Date：2018/08/22 16:28

  • Advanced magnetic flux vector control

    To use Advanced magnetic flux vector control, basically set Pr.9, Pr.80, Pr.81, Pr.71, and Pr.800.Auto tuning is necessary in some cases. Set Pr.83, Pr.84, a... More Details >>

    • No：21755
    • Release Date：2018/08/22 16:29

  • Frequency setting

    Since the Advanced magnetic flux vector control method uses slip compensation to compensate the frequency, the value is not shown as exactly 60 Hz.For V/F co... More Details >>

    • No：21807
    • Release Date：2018/08/22 16:29

  • Brake resistor

    When the built-in brake resistor is used, the regenerative brake duty is as follows:200 V 0.4K to 3.7K: 3%, 5.5K to 7.5K: 2%400 V 0.4K to 7.5K: 2 % The capac... More Details >>

    • No：21273
    • 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

  • AM terminal output

    Set Pr.55 (Frequency monitoring reference) of the first inverter to 70 Hz. More Details >>

    • No：21257
    • Release Date：2018/08/22 16:26

  • Brake unit

    The brake unit operates when the bus voltage exceeds the brake operation voltage. More Details >>

    • No：21272
    • Release Date：2018/08/22 16:26

21-30 of Total 352

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