If the current increases when the motor stops under V/F control (at low speed under a light load), the motor is consider

If the parameters related to the output voltage are not changed from the initial setting, it is unlikely that the output

1. It is OK to open MC on the output side while the inverter is operating.2. It is OK to open the input side in case of

You cannot connect a brake resistor to the FR-U100 series inverter. (Use the FR-A024 series if you use the brake frequen

The totally enclosed type is JEM1030 IP40. (IP40: Structure that prevents the tip of a solid object exceeding 1 mm in di

Only the unit type SC-A□□U has fault output signals. (Terminals Y1 and SD open collector output permissible load 24 VDC

Continuous 100% regenerative braking torque is available for the rated capacity of the high power factor converter. (The

Basically, torque control cannot be performed. Instead, control speed to adjust the winding torque. It is possible to us

Since the inverter power supply uses the single-phase input, you cannot use a 0.75K inverter with a 0.6 kW motor to draw

You can input current from the terminal AM of the inverter to the programmable controller (for A/D conversion) and contr

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FAQ within [ Inverters-FREQROL ]

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Current increase at motor stop

If the current increases when the motor stops under V/F control (at low speed under a light load), the motor is considered to be in the overexcitation state.... More Details >>
- No：21997
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL
When motor current is large

If the parameters related to the output voltage are not changed from the initial setting, it is unlikely that the output current at 55 Hz and 60 Hz is double... More Details >>
- No：21983
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-S500
Power supply ON/OFF

1. It is OK to open MC on the output side while the inverter is operating.2. It is OK to open the input side in case of emergency stop. More Details >>
- No：21972
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL
Can I connect a brake resistor?

You cannot connect a brake resistor to the FR-U100 series inverter. (Use the FR-A024 series if you use the brake frequently.) More Details >>
- No：21594
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-U100
What are the specifications of totally enclosed type?

The totally enclosed type is JEM1030 IP40. (IP40: Structure that prevents the tip of a solid object exceeding 1 mm in diameter or thickness (wire or steel be... More Details >>
- No：21593
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-U100
Fault output signal when inverter trips

Only the unit type SC-A□□U has fault output signals. (Terminals Y1 and SD open collector output permissible load 24 VDC 0.1 A)The box type SC-A□□B indicates ... More Details >>
- No：21580
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , SC-A
Regenerative driving capability

Continuous 100% regenerative braking torque is available for the rated capacity of the high power factor converter. (The same braking ability of the FR-A201 ... More Details >>
- No：21563
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , Options
Simple torque control using stall prevention function

Basically, torque control cannot be performed. Instead, control speed to adjust the winding torque. It is possible to use the current limit function to preve... More Details >>
- No：21493
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Using dedicated motor

Since the inverter power supply uses the single-phase input, you cannot use a 0.75K inverter with a 0.6 kW motor to draw the maximum ability of the motor. To... More Details >>
- No：21470
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A024
Load current limit of inverter

You can input current from the terminal AM of the inverter to the programmable controller (for A/D conversion) and control the speed with the software of the... More Details >>
- No：21419
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500

1021-1030 of Total 1306

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