When using the FR-A540-3.7K in Advanced magnetic flux vector control, operating the motor continuously under the 100% to

Keep 1 cm or more of clearance for 3.7 K or smaller, and 5 cm or more for 5.5 K or larger.If the clearance is too small,

The inverter (FR-A520-5.5K) itself generates approximately 310 W of heat. This is the amount generated under the inverte

The inverter does not have a function to limit the current at 0 Hz.Although it has the DC injection brake, it is intende

You cannot disable the error display. The OC1 overcurrent alarm is displayed. The condition to display this alarm is tha

When you use a long wire between the inverter and motor, pay attention to the following: 1. Since the voltage supplied t

Torque is not guaranteed for slower than 0.5 Hz. Therefore, no data for this is published. Also, no torque is generated

Since the FR-A540-0.75K has a brake transistor for resistor regenerative driving inside the inverter, you do not need to

After inputting the start signal performing the tuning, output the output frequency. The tuning ends in approximately 5

When the inverter output shutoff signal MRS is turned on, the output is shut off immediately without regard to setting o

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FREQROL-A500

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FAQ within [ FREQROL-A500 ]

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Motor heat generation at low-speed operation

When using the FR-A540-3.7K in Advanced magnetic flux vector control, operating the motor continuously under the 100% torque at up to 3 Hz does not cause a h... More Details >>
- No：21496
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Installation clearance of inverters

Keep 1 cm or more of clearance for 3.7 K or smaller, and 5 cm or more for 5.5 K or larger.If the clearance is too small, the cooling effect is lowered. Secur... More Details >>
- No：22046
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Amount of heat

The inverter (FR-A520-5.5K) itself generates approximately 310 W of heat. This is the amount generated under the inverter rated current 100% load. Since the ... More Details >>
- No：21523
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-A500
Motor retention at 0 Hz

The inverter does not have a function to limit the current at 0 Hz.Although it has the DC injection brake, it is intended to improve the braking capability b... More Details >>
- No：22002
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Using control power supply

You cannot disable the error display. The OC1 overcurrent alarm is displayed. The condition to display this alarm is that the main circuit power supply is OF... More Details >>
- No：21535
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-A500
Long motor wiring

When you use a long wire between the inverter and motor, pay attention to the following: 1. Since the voltage supplied to the motor terminal is reduced due t... More Details >>
- No：21441
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Torque characteristic at low speed

Torque is not guaranteed for slower than 0.5 Hz. Therefore, no data for this is published. Also, no torque is generated at 0 Hz. More Details >>
- No：21543
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-A500
Brake unit selection

Since the FR-A540-0.75K has a brake transistor for resistor regenerative driving inside the inverter, you do not need to use BU. Just remove the jumper from ... More Details >>
- No：21992
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Magnetic flux and tuning

After inputting the start signal performing the tuning, output the output frequency. 　The tuning ends in approximately 500 ms in maximum after started. Durin... More Details >>
- No：21372
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Coasting

When the inverter output shutoff signal MRS is turned on, the output is shut off immediately without regard to setting of Pr.250. More Details >>
- No：21423
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500

1-10 of Total 123

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