Is the number of writing times of the parameter memory limited?

1. The limit of the parameter writing is 100,000 times. 2. Parameter error occurs. Since the data in the ROM may be broken, the inverter may become unavailab... More Details >>

Interval of next power ON

The instantaneous power failure error occurs when the power is turned ON instantaneously (within 100 ms) after the power is turned OFF. When the motor is coa... More Details >>

Parameter list

The setting memo of the parameter list seal is not provided with the FR-A500 Instruction Manual. More Details >>

Connecting operation panel to enclosure

To connect the operation panel to the enclosure, use the parameter unit connection cable FR-CB201, FR-CB203, or FR-CB205. The maximum cable length is 5 m. No... More Details >>

Are conventional parameter units still available?

The key sheet fixed to the inverter is used for operation. Therefore, the conventional parameter unit cannot be used. (There is no connector to connect it.)O... More Details >>

Auto tuning enabled motor

Auto tuning targets an induction motor. 1. You can perform auto tuning on a wound rotor motor. After performing auto tuning, check operation in test run. 2. ... More Details >>

Real sensorless vector control

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

Inverter 200 V input and 400 V output

We do not have an inverter that directly takes 200 V input and generates 440 V output. Therefore, as you mention, use a 400 V class inverter by boosting the ... More Details >>

Motor with reduction gears

We can manufacture magnet motors with reduction gears.We have no catalog of them.Contact our sales representative for details. More Details >>

Consideration on power supply capacity

The inverter's power supply capacity can be calculated using the following equation:Power supply capacity [kVA] = Motor output (kW)/(Motor efficiency × Inver... More Details >>