Current value monitor indicator

The measurable frequency range and measurement precision of the inverter's output current greatly differ depending on the measurement instrument.Check with t... More Details >>

Usage

1. Changing frequency to 0 Hz(1) Set Pr.8 (Deceleration time) to 0 second.If the load is large, the stall prevention function may work to lengthen decelerati... More Details >>

0 Hz output of inverter

When the command frequency is 0 Hz, the inverter does not generate output and the voltage is 0 V. 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 >>

Peripheral device selection

1. Select the circuit breaker and MC in accordance with the inverter type.2. Select the power factor improving reactor in accordance with the motor output. More Details >>

Brake unit selection

1. The BU brake unit does not have the fault output.Multiple BU brake units can be connected in parallel.2. Power supply voltage 480 V- What resistance value... More Details >>

Real sensorless vector control

The FR-A700 supports Real sensorless vector control.　　 More Details >>

Can the FR-DU01 be used?

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

Harmonic suppression guidelines for power supply

Since the high power factor converter uses the self-excitation three-phase bridge (voltage type PWM control) circuit configuration (type), the conversion coe... More Details >>

Combination with power factor improving reactor

It cannot be combined with the power factor improving reactor. (Since the power factor is further improved by the high power factor converter, it is not requ... More Details >>