Auto tuning

The 800 series supports the multiple rating. Thus, the rated current of the corresponding motor is 40% or higher of the inverter rated current. (Using a moto... More Details >>

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 >>

Noise filter compliant with the ship classification standards

It is recommended to use the noise filter manufactured by Soshin Electric Co., Ltd. There is no difference in the filter type depending on the certification ... More Details >>

Carrier frequency automatic reducing function

The function operates immediately when the current of 85% or higher flows. The limit is canceled when the current becomes 80% or lower. More Details >>

FR-A800-R2R

The encoder feedback is always required for the thickness calculation function. The actual line speed calculation function requires the input of the actual l... More Details >>

Multiple rating

By setting the operating condition, such as load level and surrounding air temperature, according to the application, the inverter capacity may be lowered co... More Details >>

Wiring length

In the FR-A800/F800, the restriction on the wiring length of the shielded cable is eliminated. The wiring length is up to 500 m as is the case with the unshi... More Details >>

Gain adjustment under the speed control

Since the lower limit has been internally set, 3% or less is recognized as 3%. More Details >>

FR-A800

It is based on the maximum value that can be set for frequency. Specifically, it is 400 Hz. More Details >>

FR-A800-R2R

Basically, it depends on machine specifications. Advantage of dancer feedback speed control: Easy control. Small tension can be controlled. Disadvantage: Mac... More Details >>