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FREQROL-A500
FAQ within [ FREQROL-A500 ]
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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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Inverter installation interchange attachment
Use the FR-A5AT02 as the intercompatibility attachment when upgrading from the FR-A220-3.7K to FR-A540-3.7K. More Details >>
- No:22095
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Check if the communication setting parameters (Pr.117 to Pr.124) are set to the same values between the inverter and personal computer.Note that communicatio... More Details >>
- No:22105
- Release Date:2018/08/22 16:31
- Category: Inverters-FREQROL , FREQROL-A500
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- The installation size is compatible for the following capacities. Compatible: 200 V class 90K or lower, 400 V class 7.5K or lower and 18.5K to 280K- The in... More Details >>
- No:21110
- Release Date:2018/08/22 16:25
- Category: FREQROL-A800 , FREQROL-A500
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Inverter circuit breaker selection
Since the inverter leakage current is in proportion to the switching voltage of the transistor of the main circuit, the leakage current for the 400 V system ... More Details >>
- No:21429
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , Others , FREQROL-A500
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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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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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External wiring for CC-Link operation
For the combination of the FR-A500 + FR-A5NC, Pr.338 and Pr.339 are used to specify whether the external signals or CC-Link commands are used to set the runn... More Details >>
- No:21973
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500 , FREQROL-E500
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You can use the Hioki Memory HiCorder and clamp-on AC/DC high tester.You can observe the inverter's frequency in one of the following two methods:1. Attach t... More Details >>
- No:22082
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500 , FREQROL-E500
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Driving 200 V motor by 400 V inverter
A 400 V inverter does not operate when 200 V is supplied to it, therefore the motor does not rotate. A 200 V motor can be rotated by a 400 V inverter, howeve... More Details >>
- No:21446
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500 , FREQROL-A024 , FREQROL-V200 , FREQROL-A200 , FREQROL-A100
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