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FAQ within [ FREQROL-A800 ]
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Available under vector control with an encoder.* Zero speed and servo lock are available under PM sensorless vector control only in combination with an MM-CF... More Details >>
- No:21100
- Release Date:2018/08/22 16:25
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- The installation size is compatible for the following capacities. Compatible: 200 V class 90K or lower, 400 V class 7.5K or lower and 18.5K to 280K- The in... More Details >>
- No:21110
- Release Date:2018/08/22 16:25
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Europe EMC Directive compliance
By turning ON the connector of the built-in filter, the inverter can be compliant with EMC Directive (EN 61800-3 2nd Environment C3) alone. More Details >>
- No:21116
- Release Date:2018/08/22 16:26
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The encoder feedback is always required for the thickness calculation function. The actual line speed calculation function requires the input of the actual l... More Details >>
- No:20890
- Release Date:2018/08/22 16:24
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Monitoring function of the FR-A800-R2R
No, they cannot be monitored when Pr.363 is other than "5". They are enabled only when Pr.363 = 5. More Details >>
- No:20915
- Release Date:2018/08/22 16:25
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The gain of the tension PI gain automatic tuning is the one of the dancer feedback speed control. The gain adjusted by speed control P gain compensation is t... More Details >>
- No:20925
- 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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Basically, it depends on machine specifications. Advantage of dancer feedback speed control: Easy control. Small tension can be controlled. Disadvantage: Mac... More Details >>
- No:20973
- Release Date:2018/08/22 16:25
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No alarm occurs due to the abnormal temperature. In the main circuit, alarms such as heatsink overheat will be occurred. More Details >>
- No:20977
- Release Date:2018/08/22 16:25
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The FR-A800 has metal installation holes regardless of the capacity. More Details >>
- No:20980
- Release Date:2018/08/22 16:25
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