Rated capacity related to harmonic suppression guidelines

The usual inverter input current is determined not by the inverter capacity but by the motor capacity (motor load).Therefore, the input side capacity is not ... More Details >>

Selection of high-duty brake resistor

Select the high-duty brake resistor according to the inverter capacity. More Details >>

Operation of automatic restart after instantaneous power failure

1. No operation log is recorded.2. No. However, you can create a state indicating that automatic restart after instantaneous power failure is in progress by ... More Details >>

Brake unit selection

1. The BU brake unit does not have the fault output.Multiple BU brake units can be connected in parallel.2. Power supply voltage 480 V- What resistance value... More Details >>

Using external potentiometer and multi-speed operation together

You can use an external potentiometer and multi-speed operation together.When an external potentiometer signal input and multi-speed setting occur simultaneo... More Details >>

Frequency setting

You can use it for inverter operation, but the running speed of the inverter does not change linearly with regard to turn of the frequency setting potentiome... More Details >>

CC-Link

Set Pr.340 (Communication startup mode selection) to other than "0".Also, set Pr.79 (Operation mode) to "0", "2", or "6".Powering the inverter on automatical... More Details >>

CC-Link

For the inverter, the option card FR-A7NC is necessary.　　 More Details >>

CC-Link

Set Pr.79 (Operation mode) setting value to "0", "2", or "6", Pr.340 (Communication startup mode selection) other than the setting value, Pr.542 (Station num... More Details >>

CC-Link

We provide FR-E720-□KNC that is the CC-Link built-in model. More Details >>