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FAQ within [ FREQROL-E500 ]

31-40 of Total 84

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  • Notes on using single-phase 200 V

    With the single-phase 200 V input specifications, the input cable current increases. Therefore, choose larger power supply capacity and NF/MC than three-phas... More Details >>

    • No：21406
    • Release Date：2018/08/22 16:27

  • Instantaneous power failure of facilities

    1. If the start signal is present when the power and communication restore, the inverter starts operation. 2. Similarly to the above, if the start signal is ... More Details >>

    • No：22093
    • Release Date：2018/08/22 16:30

  • Connecting operation panel to enclosure

    To connect the operation panel to the enclosure, use the parameter unit connection cable FR-CB201, FR-CB203, or FR-CB205. The maximum cable length is 5 m. No... More Details >>

    • No：21542
    • Release Date：2018/08/22 16:28

  • Direct driven start by power supply

    The warning "Do not use a magnetic contactor on the inverter input for frequent starting/stopping of the inverter." is indicated in the precautions at the be... More Details >>

    • No：21458
    • Release Date：2018/08/22 16:27

  • Speed does not exceed 46 Hz

    Since the inverter displayed "0.00" instead of an error when the inverter speed dropped to 0 Hz and stopped by holding the winding machine by hand, it is con... More Details >>

    • No：21492
    • Release Date：2018/08/22 16:27

  • Detection of the motor load

    An inverter is used to rotate a motor but it cannot be used to detect whether the belt is broken or not. However, the magnitude of the load will change when ... More Details >>

    • No：21387
    • Release Date：2018/08/22 16:27

  • Noise from motor at low speed

    It is considered to be caused by inverter PWM control. It can be suppressed by raising the PWM carrier frequency (Pr.72), but the entire noise and leakage cu... More Details >>

    • No：21428
    • Release Date：2018/08/22 16:27

  • Do you have a sample program for 485 communication?

    We do not offer a sample program for the programmable controller. Refer to the Instruction Manual and create the program by yourself. More Details >>

    • No：21522
    • Release Date：2018/08/22 16:28

  • Monitor

    The output current monitor of the inverter displays the output current effective value of the three phases measured by the current sensor. It does not displa... More Details >>

    • No：21373
    • Release Date：2018/08/22 16:27

  • Installation dimensions

    Refer to the outline dimension. More Details >>

    • No：21513
    • Release Date：2018/08/22 16:28

31-40 of Total 84

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