No load current value of motor

No load current for each power supply voltage is as follows:- Approximately 15.5 A for 200 VAC 60 Hz- Approximately 21.7 A for 220 VAC 60 HzThe current is es... More Details >>

Key sheet

You cannot remove the key sheet from products with the key sheet attached as a standard other than the PU operation type. When using the parameter unit FR-PU... More Details >>

Auto tuning

Vector control performs high-accuracy calculation using the motor constant. Therefore, to perform vector control operation, the inverter must recognize the m... More Details >>

Frequency monitor window

When both "Hz" and "A" are turned off, the output voltage monitor is active.The display indicates that the output voltage is 19.5 V. More Details >>

Coasting to stop method

Use Pr.17 (Input terminal assignment) to assign MRS to the terminals DI1, DI2, and DI3. More Details >>

Power factor improving reactor

Your understanding about the AC and DC reactors is correct. For the harmonics suppression effect obtained by using both types of reactors, refer to the table... More Details >>

Speed precision of Advanced magnetic flux vector control

The speed precision for each model is as follows:FR-K440 with PG: 1% or less of the maximum speed (3500 rpm)FR-A540 without PG (Advanced flux vector): 1% or ... More Details >>

Endurance

The estimated lives of the parts of the FREQROL-E500 are as follows: Cooling fan at surrounding air temperature of 35 deg C???30,000 hrsPower supply smoothin... More Details >>

Inverter general matters

1. To perform emergency stop, it is recommended to have the motor coast and stop it using a mechanical brake.In this case, the output stop (MRS) signal is in... More Details >>

Leakage current of the FR-BIF

For the 200 V type, the leakage current at the delta connection is 5 mA. For the 400 V type, it is 10 mA. More Details >>