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Inverters-FREQROL
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Inverter 200 V input and 400 V output
We do not have an inverter that directly takes 200 V input and generates 440 V output. Therefore, as you mention, use a 400 V class inverter by boosting the ... More Details >>
- No:21971
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL
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1. It is OK to open MC on the output side while the inverter is operating.2. It is OK to open the input side in case of emergency stop. More Details >>
- No:21972
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL
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Using both types of power factor improving reactors
Yes.By using both types of reactors together, you can reduce the outgoing harmonic current.For examples of harmonics reduction, refer to the value in the har... More Details >>
- No:21995
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , Options
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Countermeasure against harmonics
The following countermeasure against harmonics is available with the inverter.The values are quoted from the harmonic suppression guidelines.1. Insert the AC... More Details >>
- No:22009
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL
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FR-A500 main circuit wire types
Since the UL standard defines to "Use copper wires (rated at 75?C)", we also recommend the same type of copper wire. More Details >>
- No:22032
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Fault contact when connecting separate power supply for each control circuit
Since the inverter's fault contact is an NC contact, it does not open unless a fault occurs.Therefore, when the control power supply (and main circuit power ... More Details >>
- No:22035
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL
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As an example, you can use an inverter to feed the cord at the constant speed under dancer control using a combination of the deviation detector and deviatio... More Details >>
- No:22047
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Negative phase of input power supply
The power supplied to the inverter is converted into DC by the converter inside the inverter and then stored in the capacitor. Thus, reversing the phase sequ... More Details >>
- No:22055
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL
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Motor rated rotations per minute
The inverter is capable of output up to the maximum frequency. It is the matter of whether the motor used support high-speed operation. In the situation you ... More Details >>
- No:22099
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL
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When connecting to the P/+, the current flows in the inrush circuit at the regenerative driving. This regenerative current may generate losses in the inrush ... More Details >>
- No:20815
- Release Date:2018/08/22 16:24
- Category: Inverters-FREQROL
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