It can be connected to an inverter that supports the high power factor converter FR-HC. (It cannot be connected to conve

A single potentiometer cannot operate two speed controller. Reason: Since the control circuit and main circuit of the SC

The high power factor converter itself is almost same size as general-purpose inverter with the same capacity (FREQROL-A

Refer to Section 2-45 and 2-46 of the FR-A series technical material.

When an instantaneous power failure of 100 msec or longer occurs, the inverter is reset* and it is not recognized as a f

It is not recommended to install a contactor on the input side and connect the auxiliary contact to the terminal STF of

The basic idea is the same, but the total capacity should be 3.7 kW. (The maximum capacity is also 3.7K.)

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

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

You can connect them in parallel. Connect the voltmeters in parallel, paying attention to the following: - The output cu

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FAQ within [ Inverters-FREQROL ]

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Can I connect it to high power factor converter?

It can be connected to an inverter that supports the high power factor converter FR-HC. (It cannot be connected to conventional inverters.) How to identify i... More Details >>
- No：21602
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-A024
Can a single potentiometer operate two speed controller?

A single potentiometer cannot operate two speed controller. Reason: Since the control circuit and main circuit of the SC-A speed controller are not insulated... More Details >>
- No：21578
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , SC-A
Size

The high power factor converter itself is almost same size as general-purpose inverter with the same capacity (FREQROL-A200 series), however, an additional s... More Details >>
- No：21571
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , Options
Amount of heat generated by inverter

Refer to Section 2-45 and 2-46 of the FR-A series technical material. More Details >>
- No：21554
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-A200
Faults history upon power failure

When an instantaneous power failure of 100 msec or longer occurs, the inverter is reset* and it is not recognized as a fault. Since it is not recognized as a... More Details >>
- No：21551
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-A500
Installing contactor on input side

It is not recommended to install a contactor on the input side and connect the auxiliary contact to the terminal STF of the inverter for the following reason... More Details >>
- No：21533
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL
Number of inverters that can be connected to a 20 A branch circuit breaker

The basic idea is the same, but the total capacity should be 3.7 kW. (The maximum capacity is also 3.7K.) More Details >>
- No：21508
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , Others , FREQROL-A024
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
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
Connecting voltmeter to terminal AM

You can connect them in parallel. Connect the voltmeters in parallel, paying attention to the following: - The output current should not exceed the permissib... More Details >>
- No：21464
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL

981-990 of Total 1292

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