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FAQ within [ Others ]

41-50 of Total 53

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  • Inverter circuit breaker selection

    Since the inverter leakage current is in proportion to the switching voltage of the transistor of the main circuit, the leakage current for the 400 V system ... More Details >>

    • No：21429
    • Release Date：2018/08/22 16:27

  • Countermeasure against harmonics

    When the high power factor converter is installed, you can use the conversion coefficient of K5 = 0 for calculation. In accordance with the harmonic suppress... More Details >>

    • No：21398
    • Release Date：2018/08/22 16:27

  • CC-Link

    The inverters FR-A200 and V200 do not support CC-Link. (The FR-A500 series supports CC-Link.) Use the open collector output and relay output card when combin... More Details >>

    • No：21504
    • Release Date：2018/08/22 16:28

  • Countermeasure against noise on input side

    In general, the line noise filter (FR-BLF) is used against the power supply noise. The AC reactor also works. As other countermeasures:- Use a metal conduit ... More Details >>

    • No：21517
    • Release Date：2018/08/22 16:28

  • Which is the recommended digital counter?

    We recommend the following digital counter: (Connect it between the terminals FM and SD.) Manufacturer: KOYO ELECTRONICS INDUSTRIES CO., LTD.Model: TC-41 More Details >>

    • No：21469
    • Release Date：2018/08/22 16:27

  • Built-in reactor

    The reactor built in the FREQROL-A201 series is intended to stabilize operation of the converter circuit and differs from the FR-BAL. Note that when performi... More Details >>

    • No：21421
    • Release Date：2018/08/22 16:27

  • Number of inverters that can be connected to a 20 A branch circuit breaker

    The basic idea is the same, but the total capacity should be 3.7 kW. (The maximum capacity is also 3.7K.) More Details >>

    • No：21508
    • Release Date：2018/08/22 16:28

  • Countermeasure against inverter noise

    You can attach the following filters to the inverter input side:- Line noise filter (FR-BLF, FR-BSF01)- Radio noise filter (FR-BIF) 　While it is a good idea ... More Details >>

    • No：21528
    • Release Date：2018/08/22 16:28

  • Imbalanced input and output side power supplies

    1. In general, the input power of the inverter is always larger than the output power because the inverter loss is added to the motor loss. 2. In both of cas... More Details >>

    • No：21473
    • Release Date：2018/08/22 16:27

  • Support of Chinese

    Some types are designed for the Chinese market and provide Chinese manuals. (Note that the specifications of these types are partially different from the spe... More Details >>

    • No：21479
    • Release Date：2018/08/22 16:27

41-50 of Total 53

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