Inverter loss

The inverter efficiency changes depending on the inverter output frequency, carrier frequency, motor capacity, and load factor. When the inverter and motor h... More Details >>

Torque limit

There is no setting to disable it, but setting a high torque limit level such as 400 % can disable the limit. More Details >>

Phase detection terminal

The phase detection terminal has been provided with units produced since December 1999. You can identify these units with the serial number "N9Z○○○○○○" or la... 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 >>

Inverter with one-rank higher capacity

An inverter with one-rank higher capacity is often used when a high torque is required for a short period of time. (Examples)- When rapid acceleration/decele... More Details >>

Waiting time at the instantaneous power failure

The count is started from the power failure. The count is started after the power restoration or reset release when the power failure period is too long, or ... More Details >>

FR Configurator2

Output current: Because the filter, effective value of the output current displayed on the operation panel, is included, the momentary fluctuation is difficu... More Details >>

Can I use it with the single-phase power supply?

You can use the inverter with the single-phase 200 V power supply. However, since ripple current flowing through the capacitor increases and the converter an... More Details >>

Common connection of the terminal SD

There is no problem for only the terminal SD connection because undesirable current will not be flown. More Details >>

Comparison of the speed change rate

Speed fluctuation ratio differs depending on the control method as follows. - V/F control?????????2 to 5% (At the encoder feedback: 0.02%)- General-purpose m... More Details >>