Even when the actual load (torque) is half of the motor capacity, the current output from the inverter to the motor is n

The inverter alarm "OV3" occurs when the main circuit DC voltage inside the inverter goes higher than the preset value d

You can switch between PU operation and external operation using the plug-in option "12-bit digital input" card and exte

It is considered that communication settings between the inverter and personal computer do not match. Check if settings

Since the inverter leakage current is in proportion to the switching voltage of the transistor of the main circuit, the

The potentiometer on the operation panel is initially calibrated so that the maximum indication is slightly over 60 Hz w

When the inverter output shutoff signal MRS is turned on, the output is shut off immediately without regard to setting o

The reactor built in the FREQROL-A201 series is intended to stabilize operation of the converter circuit and differs fro

1. Since you can monitor the output frequency independently, you do not need to switch monitoring by the monitor command

Ensure that the inverter is in the PU operation mode and stopped, change the following parameters: 1. Read Pr.923 (Built

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Inverters-FREQROL

FAQ within [ Inverters-FREQROL ]

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Can I use a motor of which capacity is larger than the inverter capacity?

Even when the actual load (torque) is half of the motor capacity, the current output from the inverter to the motor is not reduced to the half. Therefore, it... More Details >>
- No：21442
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL
Countermeasure against error

The inverter alarm "OV3" occurs when the main circuit DC voltage inside the inverter goes higher than the preset value due to the regenerative power returned... More Details >>
- No：21438
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A024
12-bit digital input and others

You can switch between PU operation and external operation using the plug-in option "12-bit digital input" card and external contact signals. After setting P... More Details >>
- No：21432
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-A200
Inverter data cannot be read

It is considered that communication settings between the inverter and personal computer do not match. Check if settings such as communication rate and stop b... More Details >>
- No：21431
- Release Date：2018/08/22 16:27
- Category： Engineering Software
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
Indication of potentiometer on operation panel

The potentiometer on the operation panel is initially calibrated so that the maximum indication is slightly over 60 Hz with the potentiometer turned to the m... More Details >>
- No：21427
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-E500
Coasting

When the inverter output shutoff signal MRS is turned on, the output is shut off immediately without regard to setting of Pr.250. More Details >>
- No：21423
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Built-in reactor

The reactor built in the FREQROL-A201 series is intended to stabilize operation of the converter circuit and differs from the FR-BAL. Note that when performi... More Details >>
- No：21421
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , Options , Others
CC-Link monitor and parameter setting

1. Since you can monitor the output frequency independently, you do not need to switch monitoring by the monitor commands. Assign the remote register RWr0 to... More Details >>
- No：21418
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-E500
Frequency setting

Ensure that the inverter is in the PU operation mode and stopped, change the following parameters: 1. Read Pr.923 (Built-in frequency setting potentiometer g... More Details >>
- No：21416
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-E500

661-670 of Total 1306

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