Difference from general-purpose inverter

In general, both are inverters using the same control method, however, the inverter speed controller limits functions compared with the general-purpose inver... More Details >>

Connecting high power factor converter

You can connect the high power factor converter to an inverter if the inverter supports it. The conventional inverters do not have the high power factor conv... More Details >>

Encoder signal output

It can be output by attaching the plug-in option FR-VPA, FR-VPB, or FR-VPC. Note that the output format depends on the option type. FR-VPA: Open collector ou... More Details >>

Single-phase 200 V input

The FR-E720S series and D720S series conform to the single-phase 200 V input specifications. More Details >>

Auto tuning

Check if any device is connected to the inverter's external terminal.In particular, check if MRS and SD are short-circuited.If they are short-circuited, open... More Details >>

Manual contactor on output side of drive unit

The low-voltage manual contactor is intended to prevent electric shock during inspection and maintenance of the drive unit.The MELIPM series motor is a synch... More Details >>

0 Hz output of inverter

When the command frequency is 0 Hz, the inverter does not generate output and the voltage is 0 V. More Details >>

Relationship between frequency and output torque

The output torque characteristics of the FREQROL-E500 series are shown in the figure below. Figure 1 More Details >>

Reset command during operation

The reset signal does not damage the inverter.It seems that the inverter went faulty due to other reasons.Mitsubishi Electric FA Center can inspect the inver... 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 >>