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 >>

Fault contact when connecting separate power supply for each control circuit

Since the inverter's fault contact is an NC contact, it does not open unless a fault occurs.Therefore, when the control power supply (and main circuit power ... More Details >>

MD-CX522

The initial value of Pr.78 (Reverse rotation prevention selection) of the MD-CX522 is "1" (reverse rotation is disabled). When performing forward rotation an... More Details >>

Dancer control during CC-Link communication

It is not possible under the dancer control. When the negative data is written, it is handled as the positive data in operation. Example) When Pr.541 is set ... More Details >>

FR-A800-GF

Yes, the options are the same as the FR-A800 standard model. Note that two options can be added at maximum. (One option is already used as standard.) Other c... More Details >>

PLC function

It depends on the scan time. More Details >>

Countermeasure against harmonics

The following countermeasure against harmonics is available with the inverter.The values are quoted from the harmonic suppression guidelines.1. Insert the AC... More Details >>

FR-F700PJ

To indicate that the filterpack is included, "F" is written in the packaging plate. However, "F" is not written in the inverter rating plate because the stan... More Details >>

MT-BU5

No, the MT-BU5 is unavailable because it is the conventional model. Use the FR-BU2. More Details >>

Parameter copy

Reading during the operation is possible. However, when writing is performed during the operation, "rE2" (parameter write error) occurs. More Details >>