1. The output frequency satisfies the "control specification/frequency precision" even when the power supply voltage cha

The following causes are probable for this Err display:- Operation error (for example, you tried to input a value other

No. Use a frequency setting potentiometer with the resistance of 1 kΩ and B characteristics.Input voltage is not linear

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

Normally, any of the PU, EXT, or NET LED turns ON.Check if the parameter unit FR-PU04/FR-PU07 or operation panel FR-PA07

This is because the protective function works to stop the motor. It is not a fault indication.To cancel the protective f

It cannot be avoided by using parameters.

1. How much is the sensitivity current? When the sum of the three-phase output current of the inverter reaches approxima

Horizontal installation prevents heat release, resulting in a failure. Install the inverter vertically.

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Inverters-FREQROL

FAQ within [ Inverters-FREQROL ]

201-210 of Total 1292

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Driving a single-phase motor

No, it cannot. More Details >>
- No：21253
- Release Date：2018/08/22 16:26
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
Speed change due to power supply voltage fluctuation

1. The output frequency satisfies the "control specification/frequency precision" even when the power supply voltage changes, but the output voltage cannot r... More Details >>
- No：22069
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-E500
Err display on operation panel

The following causes are probable for this Err display:- Operation error (for example, you tried to input a value other than the available range of parameter... More Details >>
- No：22063
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-E500
Frequency setting

No. Use a frequency setting potentiometer with the resistance of 1 kΩ and B characteristics.Input voltage is not linear due to the inverter's internal impeda... More Details >>
- No：21911
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
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
Frequency setting

Normally, any of the PU, EXT, or NET LED turns ON.Check if the parameter unit FR-PU04/FR-PU07 or operation panel FR-PA07 is externally connected to the PU co... More Details >>
- No：21803
- Release Date：2018/08/22 16:29
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
Operation panel

This is because the protective function works to stop the motor. It is not a fault indication.To cancel the protective function, turn OFF the start signal an... More Details >>
- No：21775
- Release Date：2018/08/22 16:29
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
Electromagnetic contactor

It cannot be avoided by using parameters.　　 More Details >>
- No：21724
- Release Date：2018/08/22 16:29
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
Output side earth (ground) fault overcurrent protection

1. How much is the sensitivity current? When the sum of the three-phase output current of the inverter reaches approximately 70% of the inverter rated curren... More Details >>
- No：21394
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-A024 , FREQROL-E500
Installation direction

Horizontal installation prevents heat release, resulting in a failure. Install the inverter vertically. More Details >>
- No：21286
- Release Date：2018/08/22 16:26
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ

201-210 of Total 1292

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