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FAQ within [ FREQROL-A700 ]

341-350 of Total 352

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  • Electronic bypass function

    The signals MRS and CS are required when the automatic bypass sequence enabled. More Details >>

    • No：21187
    • Release Date：2018/08/22 16:26

  • FR-A700

    The leakage current is 1 mA because the circuit constant in the EMC filter of A720-0.4K and 0.75K are different. More Details >>

    • No：21120
    • Release Date：2018/08/22 16:26

  • FR-A701

    It is protected not by observing the temperature directly, but by estimating it from the current value, output frequency, and carrier frequency. More Details >>

    • No：20871
    • Release Date：2018/08/22 16:24

  • Tuning

    Check the parameters listed below necessary for tuning again.Pr.9, Pr.71, Pr.80, Pr.81, Pr.83, Pr.84, and Pr.96 More Details >>

    • No：21726
    • 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

  • Brake sequence function

    It can be performed by setting Pr.292 (Automatic acceleration/deceleration) to "8" and Pr.279 (Brake opening current) to 0%. More Details >>

    • No：21186
    • Release Date：2018/08/22 16:26

  • Orientation control

    The following reasons are possible. - The signal of Z phase does not exist. (It is not returned normally.) - The setting of Pr.359 encoder rotation direction... More Details >>

    • No：21162
    • Release Date：2018/08/22 16:26

  • Fast-response current limit

    It is not activated because the function itself is disabled. More Details >>

    • No：21137
    • Release Date：2018/08/22 16:26

  • FR-A800

    Yes. More Details >>

    • No：20959
    • Release Date：2018/08/22 16:25

  • 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

341-350 of Total 352

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