Intercompatibility attachment

Use the FR-AAT04 (FR-Z series intercompatibility attachment). More Details >>

Output phase loss protection error

- How to find out lost phaseMeasure the three-phase current when the error has occurred.The phase with a small (or no) phase current is lost.- Possibility of... More Details >>

Two-rank up maximum short-time torque

It is not possible to generate torque larger than the maximum possible torque of the motor by increasing the inverter's capacity.Even when the inverter is up... More Details >>

Coasting operation of the inverter

To use an inverter using the external contact coast to stop (to shut off the inverter's output), short-circuit the terminals MRS and SD.For CC-Link operation... More Details >>

12-bit digital input

You can set both the BCD code and binary code inputs within the range from 0 to 400 Hz.You can set the bias and gain in 0.01 Hz units.For BCD input, when the... More Details >>

Analog signal resolution

The internal processing speed is not published. The analog input specifications are as follows: FR-A500???1/4000FR-E500???1/1000MR-H???1/4000 More Details >>

Encoder feedback speed accuracy

The speed variation rate is as follows: 　- Encoder feedback control: ±0.2% - Vector control: ±0.02% (mentioned in FR-A5AP Instruction Manual) More Details >>

Power supply phase loss

The following is the case for the FREQROL-A500 series:1. When the R phase or S phase is lost, the inverter stops since it loses the control power supply.2. W... 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 >>

Clutch connection of load

Since a large load is applied to the motor when the electromagnetic clutch turns on, overcurrent may occur if the load is heavy. To ensure that the rated cur... More Details >>