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FAQ within [ FREQROL-V200 ]

21-30 of Total 52

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  • Auto tuning

    Vector control performs high-accuracy calculation using the motor constant. Therefore, to perform vector control operation, the inverter must recognize the m... More Details >>

    • No:21663
    • Release Date:2018/08/22 16:28
  • Cycle operation mode, continuous oper...

    When using a motor with an encoder by performing auto tuning, you need to choose the operation mode or continuous operation mode depending on the application... More Details >>

    • No:21661
    • Release Date:2018/08/22 16:28
  • Difference from general-purpose inverter

    While the inverter uses open-loop (V/F) control, it uses semi-closed loop vector control (constant current control). This enables output of stable torque esp... More Details >>

    • No:21659
    • Release Date:2018/08/22 16:28
  • Encoder

    It is necessary for vector control operation. Use a dedicated motor or a motor with an encoder. If you use another manufacturer's motor, use an encoder capab... More Details >>

    • No:21650
    • Release Date:2018/08/22 16:28
  • Small capacity vector inverter dedica...

    We offer 5.5 kW or higher SF-VR dedicated motors and do not offer small capacity (3.7 kW or lower) motors. If you need small capacity (1.5 kW to 3.7 kW), use... More Details >>

    • No:21648
    • Release Date:2018/08/22 16:28
  • Torque control accuracy

    Since the torque control accuracy is influenced by change of motor temperature:- Standard product???±5% (at 75 deg C) ±0.5%/deg C of rated torque- Combinatio... More Details >>

    • No:21645
    • Release Date:2018/08/22 16:28
  • Explosion countermeasure

    We do not offer an explosion-proof type of vector inverter. More Details >>

    • No:21644
    • Release Date:2018/08/22 16:28
  • Encoder signal output

    It can be output by attaching the plug-in option FR-VPA, FR-VPB, or FR-VPC. Note that the output format depends on the option type. FR-VPA: Open collector ou... More Details >>

    • No:21643
    • Release Date:2018/08/22 16:28
  • Automatic restart after instantaneous...

    The inverter has the automatic restart after instantaneous power failure function. By setting Pr.61 to other than "9999", the encoder detects the speed of th... More Details >>

    • No:21642
    • Release Date:2018/08/22 16:28
  • Motor wiring length

    Up to 50 m. Be sure to connect the encoder cables in parallel and use the thicker cable gauge. You can extend this distance up to 100 m by using the long dis... More Details >>

    • No:21641
    • Release Date:2018/08/22 16:28

21-30 of Total 52