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Inverters-FREQROL
FAQ within [ Inverters-FREQROL ]
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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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Accuracy of inverter terminal FM
The pulses output from the inverter terminal FM are not completely synchronized with the inverter output frequency. The pulse circuit from the terminal FM an... More Details >>
- No:21516
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL
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1. Such a behavior does not usually happen. (1) The operation command (STF) is not input, contact faults are present, or wire is broken. (2) The output shu... More Details >>
- No:21552
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A500
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The high power factor converter itself is almost same size as general-purpose inverter with the same capacity (FREQROL-A200 series), however, an additional s... More Details >>
- No:21571
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , Options
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Accessories and inverter with built-in high power factor converter
If the reactor 1, outside box, and reactor 2 are contained in the same case as the high power factor converter, the unit becomes larger and heavier while fre... More Details >>
- No:21573
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , Options
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The whole system consists of the power supply, molded case circuit breaker, high power factor converter, inverter, and motor. The high power factor converter... More Details >>
- No:21575
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , Options
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Set it to "13" (Constant-torque). More Details >>
- No:21752
- Release Date:2018/08/22 16:29
- Category: Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700
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1. The BU brake unit does not have the fault output.Multiple BU brake units can be connected in parallel.2. Power supply voltage 480 V- What resistance value... More Details >>
- No:21930
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , Options
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Encoder cable length restriction
If the cable length is longer than 100 m, speed may not be read correctly due to voltage drop and waveform deformation of the encoder signal. Therefore, use ... More Details >>
- No:21932
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-V200
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Current input switching operation
With your setting, since Pr.60 assigns the OH function to the terminal PL, and terminals RL and SD are open, an external protection error occurs. (It does no... More Details >>
- No:21975
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-S500
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