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FAQ within [ FREQROL-E500 ]

71-80 of Total 85

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  • UL standard certification number

    The UL standard certification numbers (UL Listing Card No.) of the FR-E500, FR-A500, and FR-A200 are as follows: FR-A200 series??????E131592FR-A500 series???... More Details >>

    • No：21506
    • Release Date：2018/08/22 16:28

  • 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

  • Parameter No.79 (Operation mode)

    You cannot cancel multi-speed command input. When the multi-speed command is input from the terminal, you cannot use the potentiometer. Use the inverter so t... More Details >>

    • No：21467
    • Release Date：2018/08/22 16:27

  • Err display on operation panel

    The following causes are probable for this Err display:- Operation error (for example, you tried to input a value other than the available range of parameter... More Details >>

    • No：22063
    • Release Date：2018/08/22 16:30

  • Speed control failure due to 20 mA from DC 4

    It seems that there is a read error for 20 mA DC inside the inverter.Setting Pr.905 to 50 Hz while 20 mA DC is actually flowing between the terminals 4 and 5... More Details >>

    • No：21998
    • 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

  • Output phase loss alarm

    If the output current is close to 25% of the rated current, output phase loss may occur when one or two phases of three phases go below 25%.Therefore, when a... More Details >>

    • No：22052
    • Release Date：2018/08/22 16:30

  • 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

  • Surge voltage of 400 V motor

    When the wire between the 400 V inverter and motor is long (20 m or longer), surge voltage occurs momentarily. This voltage is as two or more times as the DC... More Details >>

    • No：21404
    • Release Date：2018/08/22 16:27

  • 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

71-80 of Total 85

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