Safety stop function

Up to three inverters can be connected. When more than four inverters are connected, the inverters may not be recognized because of the voltage drop. More Details >>

FR-F800

Yes, the current is limited under the PM sensorless control. More Details >>

FR Configurator2

The display language of Developer is different between the Japanese version of FR Configurator2 (Ver.1.08 or later) and the English version of it (Ver.1.08 o... More Details >>

Operation by single-phase power supply

Similarly to the FR-A220, single-phase power supply operation is possible by reducing the inverter's output current.Ensure that the output current is smaller... More Details >>

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 >>

Phase detection terminal

The phase detection terminal has been provided with units produced since December 1999. You can identify these units with the serial number "N9Z○○○○○○" or la... More Details >>

Can I drive multiple motors with a single inverter?

You can drive multiple motors with a single inverter.However, since the inverter cannot determine the current of each motor, the electronic thermal O/L relay... More Details >>

Parameter setting for FR-E500

General-purpose magnetic flux vector control is effective at low speed under a heavy load.To shorten the acceleration time, use Pr.44 to set the second accel... More Details >>

Notes when inverter capacity is larger than motor capacity

When using one-rank-higher inverter, as you mention, you need to care about the setting of the electronic thermal O/L relay.Setting the electronic thermal O/... More Details >>

Operation panel

Be sure to use the FR-E5P to mount the operation panel.This is because the board is bare on the back of the operation panel and a dedicated connector is requ... More Details >>