"OL" stands for "overload". Whenever current of 150% or more of the inverter rated current flows, "OL" is ON. If you con

1. Yes. The inverter cannot restart if STF and STR are turned OFF.However, on the next startup, the inverter detects coa

Energy saving operation of the inverter is represented by comparison with commercial power supply operation. For exampl

Under a 50% torque limit, if the commanded speed (50 Hz in your example) cannot be achieved without torque exceeding 50%

No. Although the carrier frequency increases or decreases the switching count, the switching speed is the OFF-to-ON spee

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

When the wiring between the inverter and motor is long, surge voltage occurs at the terminal of the motor.This surge vol

I use the dedicated motor SF-VR with the same capacity as the inverter. 1. Load fluctuationSpeed fluctuation ratio with

The specifications of the FR-V200E series do not allow for choosing from "Reset input always enabled" and "Reset input e

When using a motor with an encoder by performing auto tuning, you need to choose the operation mode or continuous operat

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FAQ within [ FREQROL-V200 ]

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Meaning of OL display

"OL" stands for "overload". Whenever current of 150% or more of the inverter rated current flows, "OL" is ON. If you continue operation with "OL" is displaye... More Details >>
- No：21449
- Release Date：2018/08/22 16:27
Automatic restart after instantaneous power failure

1. Yes. The inverter cannot restart if STF and STR are turned OFF.However, on the next startup, the inverter detects coasting and restarts.2. When automatic ... More Details >>
- No：21942
- Release Date：2018/08/22 16:30
Energy saving effect of inverter operation

Energy saving operation of the inverter is represented by comparison with commercial power supply operation. 　For example, to control air volume of an air co... More Details >>
- No：21622
- Release Date：2018/08/22 16:28
Operation under torque limit in the speed control mode

Under a 50% torque limit, if the commanded speed (50 Hz in your example) cannot be achieved without torque exceeding 50%, since the torque does not exceed th... More Details >>
- No：21483
- Release Date：2018/08/22 16:27
Surge voltage of 400 V inverter

No. Although the carrier frequency increases or decreases the switching count, the switching speed is the OFF-to-ON speed of the IGBT element of the inverter... More Details >>
- No：21401
- Release Date：2018/08/22 16:27
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
Inverter drive of 400 V class motor

When the wiring between the inverter and motor is long, surge voltage occurs at the terminal of the motor.This surge voltage deteriorates insulation of the m... More Details >>
- No：21926
- Release Date：2018/08/22 16:30
Speed fluctuation

I use the dedicated motor SF-VR with the same capacity as the inverter. 1. Load fluctuationSpeed fluctuation ratio with the load fluctuation 0 to 100% is:Wit... More Details >>
- No：21490
- Release Date：2018/08/22 16:27
Reset selection

The specifications of the FR-V200E series do not allow for choosing from "Reset input always enabled" and "Reset input enabled only when the protective funct... More Details >>
- No：22031
- Release Date：2018/08/22 16:30
Cycle operation mode, continuous operation mode, torque characteristic selection

When using a motor with an encoder by performing auto tuning, you need to choose the operation mode or continuous operation mode depending on the application... More Details >>
- No：21661
- Release Date：2018/08/22 16:28

1-10 of Total 52

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