Can I replace the cooling fan alone?

The fan of the FR-A024 cannot be replaced by the customer. Mitsubishi Electric System & Service will replace it, so contact us to order it. More Details >>

Consideration on power supply capacity

The inverter's power supply capacity can be calculated using the following equation:Power supply capacity [kVA] = Motor output (kW)/(Motor efficiency × Inver... More Details >>

Using both types of power factor improving reactors

Yes.By using both types of reactors together, you can reduce the outgoing harmonic current.For examples of harmonics reduction, refer to the value in the har... More Details >>

Relationship between undervoltage warning and instantaneous power failure

When an instantaneous power failure occurs and the inverter's bus voltage drops below the standard value, it outputs an undervoltage warning and stops its ou... More Details >>

External wiring for CC-Link operation

For the combination of the FR-A500 + FR-A5NC, Pr.338 and Pr.339 are used to specify whether the external signals or CC-Link commands are used to set the runn... More Details >>

FR-PA02 built-in potentiometer

Change Pr.146 (Built-in potentiometer switching) to "0" (built-in frequency setting potentiometer). More Details >>

Terminal CS

FR-E700, D700, and F700PJ do not have the terminal CS and you can only control automatic restart by setting Pr.57 (Restart coasting time). More Details >>

PU operation

Set Pr.40 (RUN key rotation direction selection) to "1" (Reverse). More Details >>

Speed fluctuation ratio

1. Speed fluctuation ratio when using the FR-V200 + dedicated motor (with an encoder) The vector inverter FR-V200 detects speed by the encoder and speed fluc... More Details >>

Countermeasures when input power supply is turned off upon equipment fault

1. When the inverter power supply is turned OFF, the inverter is disconnected from the CC-Link network. However, since the CC-Link master station has the aut... More Details >>