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FREQROL-A500
FAQ within [ 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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Inverter UL and CSA standard product document
The certificate of the standard product is managed by the branch office. Please ask the nearest branch office. More Details >>
- No:21381
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500
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Pulse train output of terminal FM
Under Advanced magnetic flux vector control, the output frequency varies due to slip compensation. This may cause the output frequency monitor value to chang... More Details >>
- No:22054
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Installation clearance of inverters
Keep 1 cm or more of clearance for 3.7 K or smaller, and 5 cm or more for 5.5 K or larger.If the clearance is too small, the cooling effect is lowered. Secur... More Details >>
- No:22046
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Inverter operation against power supply voltage drop
Depending on the load current, undervoltage protection (UVT) or instantaneous power failure protection (IPF) is triggered to shut off the inverter output, an... More Details >>
- No:21471
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500
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Built-in regenerative resistor
For both the 200 V and 400 V classes have the built-in regenerative resistor for 0.4 K to 7.5 K.The permissible power is as follows:Capacity: Short-time perm... More Details >>
- No:22021
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Countermeasure against the fault occurrence
When a CC-Link communication fault occurs, the option error (OP3) occurs on the inverter and the output is shut off, and the motor starts coasting. When usin... More Details >>
- No:21531
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A500
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The FR-A500 series that is the successor of the FR-A200E series has a function similar to output current detection of the FR-E500. Consider using the FR-A500... More Details >>
- No:21453
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500 , FREQROL-A200
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Load current limit of inverter
You can input current from the terminal AM of the inverter to the programmable controller (for A/D conversion) and control the speed with the software of the... More Details >>
- No:21419
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500
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Faults history upon power failure
When an instantaneous power failure of 100 msec or longer occurs, the inverter is reset* and it is not recognized as a fault. Since it is not recognized as a... More Details >>
- No:21551
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A500
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