It is not possible to generate torque larger than the maximum possible torque of the motor by increasing the inverter's

To supply power via R1 and S1, 60 VA or higher is necessary for 22K or lower and 80 VA or higher is necessary for 30K to

The speed variation rate is as follows: - Encoder feedback control: ±0.2% - Vector control: ±0.02% (mentioned in FR-A5A

- How to find out lost phaseMeasure the three-phase current when the error has occurred.The phase with a small (or no) p

You can use the Hioki Memory HiCorder and clamp-on AC/DC high tester.You can observe the inverter's frequency in one of

1. To perform emergency stop, it is recommended to have the motor coast and stop it using a mechanical brake.In this cas

Use the FR-AAT04 (FR-Z series intercompatibility attachment).

The wiring length of the start signal (STF etc.) is 30 m or less. The circuit voltage of the control input signals (term

1. How much is the sensitivity current? When the sum of the three-phase output current of the inverter reaches approxima

1. The output frequency satisfies the "control specification/frequency precision" even when the power supply voltage cha

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FREQROL-A500

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FAQ within [ FREQROL-A500 ]

91-100 of Total 123

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Two-rank up maximum short-time torque

It is not possible to generate torque larger than the maximum possible torque of the motor by increasing the inverter's capacity.Even when the inverter is up... More Details >>
- No：22027
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Inverter control power supply

To supply power via R1 and S1, 60 VA or higher is necessary for 22K or lower and 80 VA or higher is necessary for 30K to 55K.Note that the rush current of ap... More Details >>
- No：22043
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Encoder feedback speed accuracy

The speed variation rate is as follows: 　- Encoder feedback control: ±0.2% - Vector control: ±0.02% (mentioned in FR-A5AP Instruction Manual) More Details >>
- No：21422
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , Plug-in Options , FREQROL-A500
Output phase loss protection error

- How to find out lost phaseMeasure the three-phase current when the error has occurred.The phase with a small (or no) phase current is lost.- Possibility of... More Details >>
- No：21969
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Inverter

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
Inverter general matters

1. To perform emergency stop, it is recommended to have the motor coast and stop it using a mechanical brake.In this case, the output stop (MRS) signal is in... More Details >>
- No：22103
- Release Date：2018/08/22 16:31
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-E500
Intercompatibility attachment

Use the FR-AAT04 (FR-Z series intercompatibility attachment). More Details >>
- No：21928
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-Z300
Remote operation of the inverter

The wiring length of the start signal (STF etc.) is 30 m or less. The circuit voltage of the control input signals (terminal STF etc.) is 24 VDC and the volt... More Details >>
- No：21380
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Output side earth (ground) fault overcurrent protection

1. How much is the sensitivity current? When the sum of the three-phase output current of the inverter reaches approximately 70% of the inverter rated curren... More Details >>
- No：21394
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-A024 , FREQROL-E500
Speed change due to power supply voltage fluctuation

1. The output frequency satisfies the "control specification/frequency precision" even when the power supply voltage changes, but the output voltage cannot r... More Details >>
- No：22069
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-E500

91-100 of Total 123

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