Power supply capacity

Since the input power factor is improved to approximately 1, the power supply capacity can be reduced to 2/3 to 3/4 of an inverter without a power factor imp... More Details >>

Amount of heat generated by inverter

Refer to Section 2-45 and 2-46 of the FR-A series technical material. More Details >>

Harmonic suppression guidelines

A 200 V class inverter of 3.7 kW or smaller is the target of the harmonic suppression guidelines for household appliances and general-purpose products, and i... More Details >>

Term definition and advanced magnetic flux control

1. Maximum torque available for output from the motor when combined with an inverter for a short period of time (1 minute or less). 　　It depends on the contr... More Details >>

Amount of heat

The inverter (FR-A520-5.5K) itself generates approximately 310 W of heat. This is the amount generated under the inverter rated current 100% load. Since the ... More Details >>

Driving German pole change motor by inverter

I cannot tell whether or not you can drive the motor because the electrical specifications are not clear. 　It is considered that you may drive the pole chang... More Details >>

Is this a failure?

The following are check points for abnormal conditions in addition to those given in the FR-Z200 manual. 　1. Are the forward and reverse signals input simult... More Details >>

Inverter operation against power supply voltage drop

Depending on the load current, undervoltage protection (UVT) or instantaneous power failure protection (IPF) is triggered to shut off the inverter output, an... More Details >>

FR-A5CN

When the heat sink is outside, since the heat sink and fan are not waterproof, you need to enclose them so that they are not exposed to the spray of water. More Details >>

Load current limit of inverter

You can input current from the terminal AM of the inverter to the programmable controller (for A/D conversion) and control the speed with the software of the... More Details >>