Relationship between frequency and load current

If the load is heavy and the output current is higher than the control value, you can adjust Pr.22 (Stall prevention operation level) to trigger the stall pr... More Details >>

Meaning of OL display (2)

Yes. "OL" is displayed under speed control whenever the torque limit is reached without regard to the rated torque. More Details >>

Inverter signal input speed

There is a 10 ms delay after the inverter recognizes the start command (STF OR STR) before it starts decelerating. The delay is 10 ms. A delay of 100 ms is i... More Details >>

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 >>

EMC countermeasure

To conform to the EMC Directive when exporting to an EU country, install the filter that conforms to the EMC Directive on the inverter, and take measures acc... More Details >>

Offline auto tuning

Leave the setting of Pr.96 as "3". It indicates that auto tuning has been completed and the motor constant has been read. When it is changed unnecessarily, t... More Details >>

USB connector

The USB connection requires FR Configurator (FR-SW3-SETUP-WJ) prepared by Mitsubishi Electric Corporation. More Details >>

Advanced magnetic flux vector control

It can be used with the FR-A700 and FR-E700 series. More Details >>

Brake unit

The brake unit operates when the bus voltage exceeds the brake operation voltage. More Details >>

Brake sequence function

It can be performed by setting Pr.292 (Automatic acceleration/deceleration) to "8" and Pr.279 (Brake opening current) to 0%. More Details >>