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FAQ within [ FREQROL-A700 ]
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It is protected not by observing the temperature directly, but by estimating it from the current value, output frequency, and carrier frequency. More Details >>
- No:20871
- Release Date:2018/08/22 16:24
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Yes. More Details >>
- No:20959
- Release Date:2018/08/22 16:25
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"□□□□□" in the model name of the FR-A700 series and FR-F700 series with the multiple ratings is as follows. "□□□□□" in the model name of the FR-A700 series a... More Details >>
- No:20993
- Release Date:2018/08/22 16:25
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The AC reactor (FR-HAL) is built in the FR-A701. (The circuit type in the Harmonic Suppression Guidelines is three-phase bridge (capacitor smoothed), with re... More Details >>
- No:21011
- Release Date:2018/08/22 16:25
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The leakage current is 1 mA because the circuit constant in the EMC filter of A720-0.4K and 0.75K are different. More Details >>
- No:21120
- Release Date:2018/08/22 16:26
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Under Real sensorless vector control, the maximum wiring length is 500 m. Under Vector control with encoder, the maximum wiring length is 100 m. More Details >>
- No:21133
- Release Date:2018/08/22 16:26
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The total wiring length is as follows: 100 m + (20 m × 5) = 200m. More Details >>
- No:21144
- Release Date:2018/08/22 16:26
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They are not output while the motor is coasting even under Vector control. More Details >>
- No:21158
- Release Date:2018/08/22 16:26
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"E.OSD" occurs when the rotation speed is not decreased for one second despite the start command (STF, STR) is turned OFF. More Details >>
- No:21159
- Release Date:2018/08/22 16:26
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Check the setting value of Pr.37 (Speed display). When the machine speed is set, Pr.811 is disabled. Change the setting to the rotation speed. More Details >>
- No:21161
- Release Date:2018/08/22 16:26
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