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FAQ within [ FREQROL-A800 ]
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No, they do not. Pr.72 is invalid at the offline auto tuning. It is also invalid when the motor rotates with Pr.96 = 101. More Details >>
- No:20878
- Release Date:2018/08/22 16:24
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When only the main circuit input power supply is cut off with the MC (when the power supply shutoff time is long), the main circuit undervoltage or instantan... More Details >>
- No:20833
- Release Date:2018/08/22 16:24
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Power supply harmonics countermeasure
Use a high power factor converter FR-HC2 or reactor as needed. More Details >>
- No:21115
- Release Date:2018/08/22 16:26
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The 800 series supports the multiple rating. Thus, the rated current of the corresponding motor is 40% or higher of the inverter rated current. (Using a moto... More Details >>
- No:21085
- Release Date:2018/08/22 16:25
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Yes, it does. (There are some restrictions. More Details >>
- No:21082
- Release Date:2018/08/22 16:25
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V/F control/Advanced magnetic flux vector control/Sensorless vector control: 0.3 rpm increments, Vector control with encoder: 0.1 rpm increments More Details >>
- No:20960
- Release Date:2018/08/22 16:25
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A tension sensor such as a dancer roll is required for speed control. Because an actual line speed input is required for the winding diameter calculation by ... More Details >>
- No:20926
- Release Date:2018/08/22 16:25
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Until now the DC has been applied to perform the frequency search. When Pr.162 = 3 or 13, the impact is reduced by detecting the phase and performing the sea... More Details >>
- No:20904
- Release Date:2018/08/22 16:25
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By performing offline auto tuning, other manufacturers' IPM, SPM motors can be used under PM sensorless vector control. * When an other manufacturers' magnet... More Details >>
- No:21106
- Release Date:2018/08/22 16:25
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The inrush current limit circuit is not built in the FR-A842 (inverter unit). It is built in the FR-CC2 (converter unit), which is combined with the FR-A842.... More Details >>
- No:21059
- Release Date:2018/08/22 16:25
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