Meaning of OL display

"OL" stands for "overload". Whenever current of 150% or more of the inverter rated current flows, "OL" is ON. If you continue operation with "OL" is displaye... More Details >>

Switching between PU and NET operations

Even after setting Pr.340 to "10", the change is reflected after resetting the power supply.Perform the power reset.Since changes to the communication parame... More Details >>

FR-HAL

□□□□□□ Year Month (Control number) The last digit of the manufactured year is indicated as the Year, and the Month is indicated by 2 to 9, X (October), Y (No... More Details >>

RUN blinks

When using the setting dial to set the frequency, turn the dial and press the "SET" key while the desired value flickers. (The value and "F" flicker alternat... More Details >>

Faults history

Press the "MODE" key on the operation panel several times to display the faults history screen "E---". Then turn the setting dial to display the error displa... More Details >>

Error

The inverter overcurrent shut-off fault indication E.OC1, E.OC2, or E.OC3 is not only displayed when the inverter output current reaches approximately 200% o... More Details >>

Deceleration overvoltage (E.OV3)

While the FREQROL-Z200 series and A500 series have a brake resistor built in the capacity up to 7.5K, the FREQROL-E500 series does not have a built-in brake ... More Details >>

Switching External operation, PU operation

Setting Pr.79 (Operation mode) to "6" sets the switchover mode. Pressing the "PU/EXT" key on the operation panel during External operation switches the mode ... More Details >>

Error "E.UVT" (undervoltage protection)

The possible causes of the error UVT are as follows.- Low power supply voltage - Insufficient power supply capacity - Damage or failure Check the power suppl... More Details >>

FR-BSF-01

□□□□□□ Year Month (Control number) The last digit of the production year is indicated as the Year, and the Month is indicated by 1 to 9, X (October), Y (Nove... More Details >>