When the inverter start signal is input, the inverter starts outputting from the starting frequency. And then, it gradua

The undervoltage warning of the inverter is judged based on the voltage of the main circuit as follows. Power failure on

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

First of all, capacity reduction of the main circuit electrolytic capacitor is probable. Usually, the electrolytic capac

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

Set Pr.340 (Communication startup mode selection) to "10".The operation mode can be switched between PU and NET by assig

Yes, you can set Pr.20 to 20 Hz.

When the wire between the 400 V inverter and motor is long (20 m or longer), surge voltage occurs momentarily. This volt

Removal of the jumper between the terminals P1 and P is not necessary unless you are using the DC reactor.Set Pr.30 = "0

The inverters FR-A200 and V200 do not support CC-Link. (The FR-A500 series supports CC-Link.) Use the open collector out

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FAQ within [ Inverters-FREQROL ]

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Stall prevention operation

When the inverter start signal is input, the inverter starts outputting from the starting frequency. And then, it gradually raises the frequency for accelera... More Details >>
- No：21413
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Undervoltage warning

The undervoltage warning of the inverter is judged based on the voltage of the main circuit as follows. Power failure only at the main circuit: Output an und... More Details >>
- No：20853
- Release Date：2018/08/22 16:24
- Category： FREQROL-A800 , FREQROL-F800
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
Cause of overcurrent (OC2) at constant speed

First of all, capacity reduction of the main circuit electrolytic capacitor is probable. Usually, the electrolytic capacitor is replaced every 5 years on ave... More Details >>
- No：21407
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , 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
Switching between PU and NET operation modes

Set Pr.340 (Communication startup mode selection) to "10".The operation mode can be switched between PU and NET by assigning X65 (PU-NET operation switching)... More Details >>
- No：21878
- Release Date：2018/08/22 16:29
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P
Frequency setting

Yes, you can set Pr.20 to 20 Hz. More Details >>
- No：21683
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
Surge voltage of 400 V motor

When the wire between the 400 V inverter and motor is long (20 m or longer), surge voltage occurs momentarily. This voltage is as two or more times as the DC... More Details >>
- No：21404
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-F500 , FREQROL-A024 , FREQROL-E500 , FREQROL-V200 , FREQROL-A200 , FREQROL-A100
Terminals P1 and P

Removal of the jumper between the terminals P1 and P is not necessary unless you are using the DC reactor.Set Pr.30 = "0" when using the brake unit.Since set... More Details >>
- No：21921
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
CC-Link

The inverters FR-A200 and V200 do not support CC-Link. (The FR-A500 series supports CC-Link.) Use the open collector output and relay output card when combin... More Details >>
- No：21504
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , Others , FREQROL-V200 , FREQROL-A200

1271-1280 of Total 1306

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