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Inverters-FREQROL
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Control cable between high power factor converter and inverter
Connect the high power factor converter and inverter directly with a control cable, without using a relay. Since a fast-response is required to shut off the ... More Details >>
- No:21555
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , Options
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FR-E520 operation mode (Pr.79) selection
The FR-E500 manufactured before May 1998 behaved as you mentioned, and the potentiometer becomes unavailable once you set the frequency on the operation pane... More Details >>
- No:21525
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-E500
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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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The inverter efficiency (power factor) for the inverter alone is approximately 75 to 80%. However, by installing the power factor improving DC reactor to the... More Details >>
- No:21512
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A100
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Motor heat generation at low-speed operation
When using the FR-A540-3.7K in Advanced magnetic flux vector control, operating the motor continuously under the 100% torque at up to 3 Hz does not cause a h... More Details >>
- No:21496
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500
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This error depends on the application and the cause is unknown. (The runtime error '31037' is not returned from this application but from the OS (Windows).) ... More Details >>
- No:21495
- Release Date:2018/08/22 16:27
- Category: Engineering Software
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Controlling multiple VVVFs via communication from personal computer
To control multiple inverters using arbitrary signals (4 to 20 mA) simultaneously, it is recommended to connect the signals (4 to 20 mA) in series. (This doe... More Details >>
- No:21491
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500
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Details of zero current detection
1. The inverter also monitors the output current during DC injection brake operation in addition to normal operation. Therefore, zero current detection also ... More Details >>
- No:21481
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A024
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We offer DC reactors from 0.4K and you can use it. You can use FR-BIF, FR-BSF, and FR-BEL together. More Details >>
- No:21461
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , Options
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The inverter alarm "OV3" occurs when the main circuit DC voltage inside the inverter goes higher than the preset value due to the regenerative power returned... More Details >>
- No:21438
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A024
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