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FAQ within [ FREQROL-A800 ]

61-70 of Total 144

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  • FR-A800

    No, they do not. Pr.72 is invalid at the offline auto tuning. It is also invalid when the motor rotates with Pr.96 = 101. More Details >>

    • No:20878
    • Release Date:2018/08/22 16:24
  • FR-A800/FR-F800

    When only the main circuit input power supply is cut off with the MC (when the power supply shutoff time is long), the main circuit undervoltage or instantan... More Details >>

    • No:20833
    • Release Date:2018/08/22 16:24
  • Power supply harmonics countermeasure

    Use a high power factor converter FR-HC2 or reactor as needed. More Details >>

    • No:21115
    • Release Date:2018/08/22 16:26
  • Auto tuning

    The 800 series supports the multiple rating. Thus, the rated current of the corresponding motor is 40% or higher of the inverter rated current. (Using a moto... More Details >>

    • No:21085
    • Release Date:2018/08/22 16:25
  • FR-A8TAT

    Yes, it does. (There are some restrictions. More Details >>

    • No:21082
    • Release Date:2018/08/22 16:25
  • Setting resolution

    V/F control/Advanced magnetic flux vector control/Sensorless vector control: 0.3 rpm increments, Vector control with encoder: 0.1 rpm increments More Details >>

    • No:20960
    • Release Date:2018/08/22 16:25
  • FR-A800-R2R

    A tension sensor such as a dancer roll is required for speed control. Because an actual line speed input is required for the winding diameter calculation by ... More Details >>

    • No:20926
    • Release Date:2018/08/22 16:25
  • Reduced impact restart

    Until now the DC has been applied to perform the frequency search. When Pr.162 = 3 or 13, the impact is reduced by detecting the phase and performing the sea... More Details >>

    • No:20904
    • Release Date:2018/08/22 16:25
  • FR-A800

    By performing offline auto tuning, other manufacturers' IPM, SPM motors can be used under PM sensorless vector control. * When an other manufacturers' magnet... More Details >>

    • No:21106
    • Release Date:2018/08/22 16:25
  • FR-A842

    The inrush current limit circuit is not built in the FR-A842 (inverter unit). It is built in the FR-CC2 (converter unit), which is combined with the FR-A842.... More Details >>

    • No:21059
    • Release Date:2018/08/22 16:25

61-70 of Total 144

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