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FAQ within [ FREQROL-E500 ]

21-30 of Total 85

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  • 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
  • Current monitor display

    The current monitor displays the average value of the three-phase current. The three-phase voltage is not incorporated for the voltage monitor. The output vo... More Details >>

    • No:21376
    • Release Date:2018/08/22 16:27
  • Operation at external operation/stop

    It is recommended to turn OFF the start signals (STF and STR) when stopping the inverter.In this case, it is not probable that the motor rotates due to a cal... More Details >>

    • No:22102
    • Release Date:2018/08/22 16:31
  • Inverter

    You can use the Hioki Memory HiCorder and clamp-on AC/DC high tester.You can observe the inverter's frequency in one of the following two methods:1. Attach t... More Details >>

    • No:22082
    • Release Date:2018/08/22 16:30
  • Brake resistor

    Connecting the brake resistor allows for quick deceleration because the regenerative power is processed. (The brake torque increases.)Therefore, when an exte... More Details >>

    • No:22045
    • Release Date:2018/08/22 16:30
  • 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
  • Countermeasure against the instantaneous power failure with the inverter

    The power cannot be supplied to the control power supply separately for the FR-A024/A044 and small type FR-E500. Therefore, the UPS is not available. More Details >>

    • No:21368
    • Release Date:2018/08/22 16:27
  • Inverter outline dimension CAD data

    The outline dimension diagram is found on the member's page of Mitsubishi Electric FA Global Website.Contact our sales personnel for details on the programma... More Details >>

    • No:22053
    • Release Date:2018/08/22 16:30
  • Relationship between frequency and output torque

    The output torque characteristics of the FREQROL-E500 series are shown in the figure below. Figure 1 More Details >>

    • No:22024
    • Release Date:2018/08/22 16:30
  • FR-E520 operation mode (Pr.79) selection

    The FR-E500 manufactured before May 1998 behaved as you mentioned, and the potentiometer becomes unavailable once you set the frequency on the operation pane... More Details >>

    • No:21525
    • Release Date:2018/08/22 16:28

21-30 of Total 85

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