Influence on external measurement device

It is considered that malfunction of the measurement device is due to noise. Check the noise propagation route since the countermeasure depends on it. Some c... More Details >>

Monitoring current value

With the FREQROL-U100 series, pressing and holding the [SET] switches to the current monitor. 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 >>

Installation clearance of inverters

Keep 1 cm or more of clearance for 3.7 K or smaller, and 5 cm or more for 5.5 K or larger.If the clearance is too small, the cooling effect is lowered. Secur... More Details >>

Installing parameter unit outside control panel

You can install the operation panel FR-DU04 (or parameter unit FR-PU04) on the enclosure surface by connecting it with the inverter via a cable.To do this, d... More Details >>

Imbalanced input side power supply

1. Power supply voltage phase imbalance toleranceMitsubishi inverter's input power supply voltage phase imbalance tolerance is ±3%.If the phase imbalance exc... More Details >>

Fault contact state when input side power supply is cut off

The NC contact does not open when the power supply is cut off whether the inverter is operating or ceased.When the input side power supply is cut off, the DC... More Details >>

Short-circuiting frequency setting terminals

You can short-circuit the terminals 10 and 2.If you are considering to perform operation at the maximum frequency, consider using the high-speed command RH o... More Details >>

Acceleration/deceleration time

You cannot set and/or enable the acceleration time and deceleration time individually. More Details >>

Device Net classes

Class, instance, and attribute represents different grouping of objects.Comparing object grouping to a mailing address, they can be considered as follows:Sta... More Details >>