If Pr.79 (Operation mode) is set to "0" (PU/EXT switching mode), press the PU/EXT button on the operation panel to turn

Rapid blinking of the RUN LED indicates that the frequency setting command has not been input or the output stop signal

E.OP1 indicates the communication line error. E.1 indicates a hardware fault of the communication option. (It is judged

If the output current is close to 25% of the rated current, output phase loss may occur when one or two phases of three

1. Stall prevention operation works when the inverter's output current exceeds the value set with Pr.22.In this case, it

If Pr.79 = 3, PU and EXT turn ON. Switching between PU and EXT is not available. Turn the setting dial to set the freque

When using the setting dial to set the frequency, turn the dial and display the frequency. Then, press the "SET" key whi

No. Although the carrier frequency increases or decreases the switching count, the switching speed is the OFF-to-ON spee

This is because when the inverter restarts while the motor is coasting, an overcurrent trip can occur during the restart

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Inverters-FREQROL

FAQ within [ Inverters-FREQROL ]

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Frequency setting

If Pr.79 (Operation mode) is set to "0" (PU/EXT switching mode), press the PU/EXT button on the operation panel to turn on the PU LED.Turn the setting dial t... More Details >>
- No：21855
- Release Date：2018/08/22 16:29
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
Operation mode setting

Rapid blinking of the RUN LED indicates that the frequency setting command has not been input or the output stop signal has been input.Since Pr.79 is set to ... More Details >>
- No：21853
- Release Date：2018/08/22 16:29
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
Error of the communication option

E.OP1 indicates the communication line error. E.1 indicates a hardware fault of the communication option. (It is judged as the hardware fault when the commun... More Details >>
- No：20805
- Release Date：2018/08/22 16:24
- Category： Inverters-FREQROL , Plug-in Options
Output phase loss alarm

If the output current is close to 25% of the rated current, output phase loss may occur when one or two phases of three phases go below 25%.Therefore, when a... More Details >>
- No：22052
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-E500
FR-RC

Pr.30 = "1" and Pr.70 = "0". More Details >>
- No：21143
- Release Date：2018/08/22 16:26
- Category： Inverters-FREQROL , Options , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
Stall prevention

1. Stall prevention operation works when the inverter's output current exceeds the value set with Pr.22.In this case, it is considered that the current did n... More Details >>
- No：22067
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
PU operation

If Pr.79 = 3, PU and EXT turn ON. Switching between PU and EXT is not available. Turn the setting dial to set the frequency and press the SET key to accept it. More Details >>
- No：21695
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
Frequency setting

When using the setting dial to set the frequency, turn the dial and display the frequency. Then, press the "SET" key while the desired value flickers.The fre... More Details >>
- No：21848
- Release Date：2018/08/22 16:29
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
Surge voltage of 400 V inverter

No. Although the carrier frequency increases or decreases the switching count, the switching speed is the OFF-to-ON speed of the IGBT element of the inverter... More Details >>
- No：21401
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-F500 , FREQROL-A024 , FREQROL-E500 , FREQROL-V200 , FREQROL-A200 , FREQROL-S500 , FREQROL-A100
What happens if reset occurs during operation?

This is because when the inverter restarts while the motor is coasting, an overcurrent trip can occur during the restart process. However, the recent types o... More Details >>
- No：21477
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A024 , FREQROL-E500 , FREQROL-V200 , FREQROL-A200 , FREQROL-A100 , FREQROL-U100 , Common

21-30 of Total 1292

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