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Inverters-FREQROL
FAQ within [ Inverters-FREQROL ]
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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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The following are check points for abnormal conditions in addition to those given in the FR-Z200 manual. 1. Are the forward and reverse signals input simult... More Details >>
- No:21503
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-Z200
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Pre-excitation, zero-speed control, and servo lock
Pre-excitation is the process to control current while a motor is stopped so that motor torque can be generated immediately. There are two methods for this p... More Details >>
- No:21562
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-V200
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Since Advanced magnetic flux vector control is chosen, the inverter calculates how much the motor rotation slips from the flowing current and adds the slip a... More Details >>
- No:21684
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-E700 , FREQROL-A700
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If you have already set other parameters necessary for tuning (Pr.9, Pr.71, Pr.80, Pr.81, Pr.83, and Pr.84), press the MODE button to return to the frequency... More Details >>
- No:21750
- Release Date:2018/08/22 16:29
- Category: Inverters-FREQROL , FREQROL-E700 , FREQROL-A700
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No, they do not. Pr.72 is invalid at the offline auto tuning. It is also invalid when the motor rotates with Pr.96 = 101. More Details >>
- No:20878
- Release Date:2018/08/22 16:24
- Category: Inverters-FREQROL , FREQROL-A800 , FREQROL-F800
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There are some restrictions compared to the FR-A800 (RS-485 communication type). For example, the FR-A8TR is unavailable, and only two option connectors are ... More Details >>
- No:20884
- Release Date:2018/08/22 16:24
- Category: Inverters-FREQROL , FREQROL-A800 , FREQROL-F800
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Parameter copy to the USB memory
Yes. Parameters can be read except during an inverter reset or when the password function is set. More Details >>
- No:20961
- Release Date:2018/08/22 16:25
- Category: Inverters-FREQROL , FREQROL-A800 , FREQROL-F800
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Do not carry out a pressure test. As for a megger test, carry out the test with 500 VDC as describes in the Instruction Manual of the inverter. More Details >>
- No:20967
- Release Date:2018/08/22 16:25
- Category: Inverters-FREQROL , Others , Peripheral devices
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Parts arrangement is available. Consult with your sales agent. More Details >>
- No:21012
- Release Date:2018/08/22 16:25
- Category: FREQROL-A800 , FREQROL-F800
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