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 >>

Operation with CC-Link

1. By changing RWw1 while RYD is ON, you can change the inverter's frequency.You cannot do this with RYE. You need to turn OFF and then ON RYE each time you ... More Details >>

Can I set the FR-F series parameters?

The FREQROL-F500 series has been already supported by the setup software released since February 2000. More Details >>

Frequency display deviation

If you are using an external VR, influence by noise is probable.Setting Pr.74 (Input filter time constant) to a higher value stabilizes the frequency command... More Details >>

Installing frequency setting potentiometer

When you are inputting analog signals, install the potentiometer within 30 m from the inverter. 　(Refer to "Precaution on Selection and Operation" on the cat... More Details >>

Changing main speed at analog signal input

To change the running frequency while the frequency command is input to the terminal 2, adjust the parameters in the following steps:1. Change Pr.77 to "2".2... More Details >>

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 >>

Input power supply circuit breaker

When using a motor circuit breaker, the rated current of the motor circuit breaker to use must be equal to or higher than the rated current of the circuit br... More Details >>

Power supply phase sequence

No problem.The inverter converts AC power into DC power and then into AC (PWM) power output again. Therefore, it is not influenced by the power supply phase ... More Details >>

CC-Link

You can purchase the FR-A7NC E kit cover alone.Contact the distributor. More Details >>