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FAQ within [ FREQROL-F700 ]

1-10 of Total 296

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  • 400 V inverter

    No, it does not run. "Err" is displayed when it is operated. Always input the same voltage (400 V) to the main power supply and control power supply. More Details >>

    • No:21179
    • Release Date:2018/08/22 16:26
  • Rotation speed display

    It is not switched. The frequency at the fault saved in the faults history is always displayed in frequency [Hz]. More Details >>

    • No:21180
    • Release Date:2018/08/22 16:26
  • Electronic bypass function

    The signals MRS and CS are required when the automatic bypass sequence enabled. More Details >>

    • No:21187
    • Release Date:2018/08/22 16:26
  • Electronic bypass function

    For countermeasures against the open/close surge of the MC (magnetic contactor). Insert a diode not to apply 27 VDC or more to the open collector terminal of... More Details >>

    • No:21188
    • Release Date:2018/08/22 16:26
  • Electronic bypass function

    No, it is not available. It is only available in the External operation mode or combined operation mode (PU speed command and External operation command (Pr.... More Details >>

    • No:21192
    • Release Date:2018/08/22 16:26
  • Model selection

    Use the FR-A740. Basically, select the capacity according to the calculation result of "rated inverter output current ? rated motor current × 1.1". More Details >>

    • No:21244
    • Release Date:2018/08/22 16:26
  • Proportional band of multiple inverters

    By importing the operation frequency from the AM terminal (analog output) of the first inverter to the FR-FH (ratio setter), the operation command which is p... More Details >>

    • No:21250
    • Release Date:2018/08/22 16:26
  • Driving a single-phase motor

    No, it cannot. More Details >>

    • No:21253
    • Release Date:2018/08/22 16:26
  • CC-Link communication

    After setting Pr.79 (Operation mode selection) to "2" and Pr.340 (Communication startup mode selection) to "10", reset the inverter (or power ON again) to st... More Details >>

    • No:21256
    • Release Date:2018/08/22 16:26
  • FR-A5AY

    The FR-A5AY cannot be used in the FR-A700 (F700(P)). It cannot be installed due to the difference of the connector shape. More Details >>

    • No:21260
    • Release Date:2018/08/22 16:26

1-10 of Total 296

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