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Inverters-FREQROL
FAQ within [ Inverters-FREQROL ]
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The output current monitor of the inverter displays the output current effective value of the three phases measured by the current sensor. It does not displa... More Details >>
- No:21373
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-E500
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Comparison of the speed change rate
Speed fluctuation ratio differs depending on the control method as follows. - V/F control?????????2 to 5% (At the encoder feedback: 0.02%)- General-purpose m... More Details >>
- No:21377
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL
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Countermeasure against harmonics
When the high power factor converter is installed, you can use the conversion coefficient of K5 = 0 for calculation. In accordance with the harmonic suppress... More Details >>
- No:21398
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , Others
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To conform to the EMC Directive when exporting to an EU country, install the filter that conforms to the EMC Directive on the inverter, and take measures acc... More Details >>
- No:21414
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500
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Inverter operation against power supply voltage drop
Depending on the load current, undervoltage protection (UVT) or instantaneous power failure protection (IPF) is triggered to shut off the inverter output, an... More Details >>
- No:21471
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500
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I cannot answer clearly because the load is unknown. The operation cycle of operating for 10 seconds and stopping for 10 seconds is OK, but it is questionabl... More Details >>
- No:21474
- Release Date:2018/08/22 16:27
- Category: FREQROL-E500
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Number of years of service life designated by law
The number of years of service life of the inverter is not designated by law. More Details >>
- No:21497
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , Others
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Heat generation quantity of FR-A500
The heat generation quantity of the FR-A520-5.5K is 310 W. (Reference: The heat generation quantity of the FR-A220E-5.5K is 330 W.) For other capacities, ref... More Details >>
- No:21515
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A500
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The inverter (FR-A520-5.5K) itself generates approximately 310 W of heat. This is the amount generated under the inverter rated current 100% load. Since the ... More Details >>
- No:21523
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A500
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Installing contactor on input side
It is not recommended to install a contactor on the input side and connect the auxiliary contact to the terminal STF of the inverter for the following reason... More Details >>
- No:21533
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL
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