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Inverters-FREQROL
FAQ within [ Inverters-FREQROL ]
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Torque characteristic at low speed
Torque is not guaranteed for slower than 0.5 Hz. Therefore, no data for this is published. Also, no torque is generated at 0 Hz. More Details >>
- No:21543
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A500
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Connection with personal computer
Connection method for the A500 and E500 is shown in the figure below. The figure is given in an Excel file. Figure 1 More Details >>
- No:21536
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A500 , FREQROL-E500
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If the phase A and phase B are connected reversely, encoder feedback control is not performed. Instead, the inverter is operated in normal control (V/F contr... More Details >>
- No:21524
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A500
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Installation dimensions of the heat sink panel through attachment
The heat sink panel through attachment to the FR-A520-5.5K inverter consist of the top installation frame, bottom installation frame, and upper cover. The to... More Details >>
- No:21520
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , Others , FREQROL-A500
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Countermeasure against noise on input side
In general, the line noise filter (FR-BLF) is used against the power supply noise. The AC reactor also works. As other countermeasures:- Use a metal conduit ... More Details >>
- No:21517
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , Others , FREQROL-A200
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Since the inverter has only one voltage output (10 VDC) from terminal AM as the analog monitor, use the FR-EPA or FR-EPE option if you need two channels. The... More Details >>
- No:21501
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-B
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I use the dedicated motor SF-VR with the same capacity as the inverter. 1. Load fluctuationSpeed fluctuation ratio with the load fluctuation 0 to 100% is:Wit... More Details >>
- No:21490
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-V200
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In general, 1. The user cannot check the part for decision. 2. The user cannot replace the part as well. However, the user can replace the cooling fan if he ... More Details >>
- No:21482
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A100
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Imbalanced input and output side power supplies
1. In general, the input power of the inverter is always larger than the output power because the inverter loss is added to the motor loss. 2. In both of cas... More Details >>
- No:21473
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , Others , FREQROL-A500
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Since the inverter power supply uses the single-phase input, you cannot use a 0.75K inverter with a 0.6 kW motor to draw the maximum ability of the motor. To... More Details >>
- No:21470
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A024
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