The speed precision for each model is as follows:FR-K440 with PG: 1% or less of the maximum speed (3500 rpm)FR-A540 with

A motor overheats (the current increases) when the load is heavy.When the electronic thermal O/L relay works, you need t

It is probable that the torque is insufficient because the load characteristics and inverter output characteristics do n

Setting Pr.37 to the machine speed at 60 Hz switches the frequency monitor to the rotations per minute monitor.Note that

It is considered that malfunction of the measurement device is due to noise. Check the noise propagation route since the

- Both 200 V and 400 V can be used only with the capacity 22 kW or higher. - The rated current (capacity) is derated. (F

Not required. Select it according to the capacity of the vector motor used.

The stop-on-contact control becomes invalid when the start command is turned OFF during the stop-on-contact control and

It indicate that the actual number of connectable units differs depending on the master side specification although the

The X114 signal is for switching the control to the dancer control or tension sensorless torque control. The signal inpu

FAQ

FAQAbout Products

Font Size
S
M
L

FAQ > Drive Products > Inverters-FREQROL

FAQ

Inquiries

Keyword Search

You can search two or more words separated by a space.

 AND : Put a space between the words in a keyphrase.
 OR  : Add a vertical bar ( | ) between the words in a keyphrase.
 NOT : Add a minus sign ( - ) followed by the words that you would like to exclude.

Result Type

Text Search

Inverters-FREQROL

FAQ within [ Inverters-FREQROL ]

191-200 of Total 1292

prev 20 / 130page next

Speed precision of Advanced magnetic flux vector control

The speed precision for each model is as follows:FR-K440 with PG: 1% or less of the maximum speed (3500 rpm)FR-A540 without PG (Advanced flux vector): 1% or ... More Details >>
- No：22013
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Consideration on thermal

A motor overheats (the current increases) when the load is heavy.When the electronic thermal O/L relay works, you need to mitigate the load.If the current is... More Details >>
- No：22042
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL
Switching from star-delta operation

It is probable that the torque is insufficient because the load characteristics and inverter output characteristics do not match and the output current value... More Details >>
- No：22049
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL
Parameter unit display

Setting Pr.37 to the machine speed at 60 Hz switches the frequency monitor to the rotations per minute monitor.Note that the speed setting must be input in a... More Details >>
- No：22072
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-E500
Influence on external measurement device

It is considered that malfunction of the measurement device is due to noise. Check the noise propagation route since the countermeasure depends on it. Some c... More Details >>
- No：22100
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , Others
FR-XC

- Both 200 V and 400 V can be used only with the capacity 22 kW or higher. - The rated current (capacity) is derated. (For the detail, refer to the Instructi... More Details >>
- No：20802
- Release Date：2018/08/22 16:24
- Category： Inverters-FREQROL , Options
FR-HAL/FR-HEL selection

Not required. Select it according to the capacity of the vector motor used. More Details >>
- No：20804
- Release Date：2018/08/22 16:24
- Category： Inverters-FREQROL , Options
Stop-on-contact control of the FR-E700

The stop-on-contact control becomes invalid when the start command is turned OFF during the stop-on-contact control and the machine is decelerated to a stop ... More Details >>
- No：20822
- Release Date：2018/08/22 16:24
- Category： Inverters-FREQROL , FREQROL-E700
FR-A800-E

It indicate that the actual number of connectable units differs depending on the master side specification although the maximum number of connectable units o... More Details >>
- No：20839
- Release Date：2018/08/22 16:24
- Category： Inverters-FREQROL , FREQROL-A800
FR-A800-R2R

The X114 signal is for switching the control to the dancer control or tension sensorless torque control. The signal input becomes invalid during operation be... More Details >>
- No：20845
- Release Date：2018/08/22 16:24
- Category： Inverters-FREQROL , FREQROL-A800

191-200 of Total 1292

Inquiries

page top