Operation under torque limit in the speed control mode

Under a 50% torque limit, if the commanded speed (50 Hz in your example) cannot be achieved without torque exceeding 50%, since the torque does not exceed th... More Details >>

Motor characteristics at low input voltage

Since the dedicated motor is designed with the rated voltage of approximately 320 V, it can produce sufficient torque for the input voltage of 380 V. Therefo... More Details >>

CC-Link monitor and parameter setting

1. Since you can monitor the output frequency independently, you do not need to switch monitoring by the monitor commands. Assign the remote register RWr0 to... More Details >>

Setting values of the FR-F800 when replaced with the FR-F400

The performance and noise countermeasure were improved and the initial value is set to "8". Try with the initial value "2" first. If the noise is distracting... More Details >>

Alarm output signal when using CC-Link

The RX7 output signal is the same as the signals for NO, NC, and transfer contact output.You can change the contents of this output signal using Pr.192.Pr.19... More Details >>

FR-PA07

1. Press the PU/EXT key on the operation panel FR-PA07 to choose the PU operation mode. Set Pr.161 (Frequency setting/key lock operation selection) to "1" an... More Details >>

Comparison with FR-A200E

In addition to speed control, you can also select torque control as well as you can perform position control using an option. The speed control range is as l... More Details >>

Connecting high power factor converter

You can connect the high power factor converter to an inverter if the inverter supports it. The conventional inverters do not have the high power factor conv... 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 >>

Parameter unit

The FR-PU02-1 cannot be used with the FR-B3 series inverters. 　Use the FR-DU04 or FR-PU04. More Details >>