Operation at base frequency or higher

The output frequency is 55 Hz. (For V/F control)When the base frequency is set to 50 Hz, frequencies over 50 Hz is the constant output range.Note that the ma... More Details >>

CC-Link

Did you purchase the FR-A7NC?If the front cover is supplied with the FR-A7NC E kit, it will fit. More Details >>

CC-Link, analog output card

You can install only one option card.If you want to use two types of cards, replace the inverter with the FR-A700 series.If you can use RS485 communication i... More Details >>

Rated motor current setting

No. the torque cannot be limited by using Pr.9.Set Pr.277 (Stall prevention current switching) to "1".The value of Pr.22 (Stall prevention operation level) w... More Details >>

FR-BU2

You cannot use the brake unit FR-BU2 with the FR-E740-1.5K. To use the brake unit, increase the inverter capacity to 2.2K. You can use the brake unit with th... More Details >>

Parameter setting

1. Pr.146 is not available. 　　Some catalogs and manuals cover this parameter, but it is an error. 　　The latest catalogs and manuals have been corrected to el... More Details >>

I want to shorten deceleration time of small capacity motor

You can use an inverter with a larger capacity than the motor. You cannot connect a brake resistor to the FR-E520-0.1K and 0.2K. With the FR-E520-0.1K or 0.2... More Details >>

Countermeasure against harmonics

When the high power factor converter is installed, you can use the conversion coefficient of K5 = 0 for calculation. In accordance with the harmonic suppress... More Details >>

Monitor

The output current monitor of the inverter displays the output current effective value of the three phases measured by the current sensor. It does not displa... More Details >>

Advanced magnetic flux vector control and General-purpose magnetic flux vector control

Advanced magnetic flux vector control provides a larger torque at low-speed. 3.7K or lower: 0.5 Hz/200%5.5K to 15K: 0.5 Hz/150% More Details >>