Since the brake sequence function requires Advanced magnetic flux vector control and advanced flux control is applied to

You can install the operation panel FR-DU04 (or parameter unit FR-PU04) on the enclosure surface by connecting it with t

It is not possible to generate torque larger than the maximum possible torque of the motor by increasing the inverter's

1. Such a behavior does not usually happen. (1) The operation command (STF) is not input, contact faults are present, o

You can calculate the torque from the power. From the general equation: Pout = ωn × TT = (Pout × τ)/ωnPout: Measured va

The current monitor displays the average value of the three-phase current. The three-phase voltage is not incorporated f

Under Advanced magnetic flux vector control, the output frequency varies due to slip compensation. This may cause the ou

1. When the inverter power supply is turned OFF, the inverter is disconnected from the CC-Link network. However, since t

The wiring length of the start signal (STF etc.) is 30 m or less. The circuit voltage of the control input signals (term

For both the 200 V and 400 V classes have the built-in regenerative resistor for 0.4 K to 7.5 K.The permissible power is

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FREQROL-A500

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FAQ within [ FREQROL-A500 ]

101-110 of Total 123

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Brake sequence function

Since the brake sequence function requires Advanced magnetic flux vector control and advanced flux control is applied to 0.4 kW or higher motors, you cannot ... More Details >>
- No：22075
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Installing parameter unit outside control panel

You can install the operation panel FR-DU04 (or parameter unit FR-PU04) on the enclosure surface by connecting it with the inverter via a cable.To do this, d... More Details >>
- No：22044
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Two-rank up maximum short-time torque

It is not possible to generate torque larger than the maximum possible torque of the motor by increasing the inverter's capacity.Even when the inverter is up... More Details >>
- No：22027
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Inverter output stop

1. Such a behavior does not usually happen. 　(1) The operation command (STF) is not input, contact faults are present, or wire is broken. 　(2) The output shu... More Details >>
- No：21552
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-A500
How can I calculate the processing torque from the measured power?

You can calculate the torque from the power. 　From the general equation: Pout = ωn × TT = (Pout × τ)/ωnPout: Measured valueωn: Actual motor shaft angular fre... More Details >>
- No：21475
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , Others , FREQROL-A500
Current monitor display

The current monitor displays the average value of the three-phase current. The three-phase voltage is not incorporated for the voltage monitor. The output vo... More Details >>
- No：21376
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-E500
Pulse train output of terminal FM

Under Advanced magnetic flux vector control, the output frequency varies due to slip compensation. This may cause the output frequency monitor value to chang... More Details >>
- No：22054
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Countermeasures when input power supply is turned off upon equipment fault

1. When the inverter power supply is turned OFF, the inverter is disconnected from the CC-Link network. However, since the CC-Link master station has the aut... More Details >>
- No：21390
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-E500
Remote operation of the inverter

The wiring length of the start signal (STF etc.) is 30 m or less. The circuit voltage of the control input signals (terminal STF etc.) is 24 VDC and the volt... More Details >>
- No：21380
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Built-in regenerative resistor

For both the 200 V and 400 V classes have the built-in regenerative resistor for 0.4 K to 7.5 K.The permissible power is as follows:Capacity: Short-time perm... More Details >>
- No：22021
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500

101-110 of Total 123

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