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FAQ within [ FREQROL-S500 ]

1-10 of Total 11

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  • Inverter drive of 400 V class motor

    When the wiring between the inverter and motor is long, surge voltage occurs at the terminal of the motor.This surge voltage deteriorates insulation of the m... More Details >>

    • No：21926
    • Release Date：2018/08/22 16:30

  • Surge voltage of 400 V inverter

    No. Although the carrier frequency increases or decreases the switching count, the switching speed is the OFF-to-ON speed of the IGBT element of the inverter... More Details >>

    • No：21401
    • Release Date：2018/08/22 16:27

  • Power factor improving effect by option

    Installing the high power factor converter brings the power factor improving effect of 99% or higher.Therefore, when the high power factor converter is used,... More Details >>

    • No：22020
    • Release Date：2018/08/22 16:30

  • Automatic overload control of inverter

    The inverter has the current limit function. This automatically controls the frequency so that the preset current value may not be exceeded. (Note that the m... More Details >>

    • No：21409
    • Release Date：2018/08/22 16:27

  • Speed 15 operation

    Using the inverter's input terminal, you can use up to 15 speeds.This function is supported by the current 500 series products (A500, F500, E500, and S500).U... More Details >>

    • No：21947
    • Release Date：2018/08/22 16:30

  • Current input switching operation

    With your setting, since Pr.60 assigns the OH function to the terminal PL, and terminals RL and SD are open, an external protection error occurs. (It does no... More Details >>

    • No：21975
    • Release Date：2018/08/22 16:30

  • Fault contact state when input side p...

    The NC contact does not open when the power supply is cut off whether the inverter is operating or ceased.When the input side power supply is cut off, the DC... More Details >>

    • No：21958
    • Release Date：2018/08/22 16:30

  • Separation of operation panel

    The operation panel of the FR-S500 is not detachable.For the FR-S500-○○K-R (compatible with RS-485 communication), you can install the FR-PU04 on the enclosu... More Details >>

    • No：22058
    • Release Date：2018/08/22 16:30

  • When motor current is large

    If the parameters related to the output voltage are not changed from the initial setting, it is unlikely that the output current at 55 Hz and 60 Hz is double... More Details >>

    • No：21983
    • Release Date：2018/08/22 16:30

  • Can I use a brake resistor with the F...

    The brake unit and its resistor FR-S520-0.4K to 3.7K are available.Mitsubishi Electric FA Global Website also explains so.(Note that the GZG GRZG discharging... More Details >>

    • No：21970
    • Release Date：2018/08/22 16:30

1-10 of Total 11

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