Coasting

When the inverter output shutoff signal MRS is turned on, the output is shut off immediately without regard to setting of Pr.250. 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 >>

Noise filter

We offer DC reactors from 0.4K and you can use it. 　You can use FR-BIF, FR-BSF, and FR-BEL together. More Details >>

Not operating on Windows95

This error depends on the application and the cause is unknown. (The runtime error '31037' is not returned from this application but from the OS (Windows).) ... More Details >>

Motor heat generation at low-speed operation

When using the FR-A540-3.7K in Advanced magnetic flux vector control, operating the motor continuously under the 100% torque at up to 3 Hz does not cause a h... More Details >>

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 >>

FR-E520 operation mode (Pr.79) selection

The FR-E500 manufactured before May 1998 behaved as you mentioned, and the potentiometer becomes unavailable once you set the frequency on the operation pane... More Details >>

Torque characteristic at low speed

Torque is not guaranteed for slower than 0.5 Hz. Therefore, no data for this is published. Also, no torque is generated at 0 Hz. More Details >>

Difference from conventional product (parameter unit)

The parameter unit is not available. Use two internal potentiometers to set the electronic thermal O/L relay and acceleration/deceleration time, and two swit... More Details >>

Can the FR-DU01 be used?

Yes. (However, you need to use the parameter unit connection cable FR-CBL (option).) More Details >>