PWM is an acronym for Pulse Width Modulation and varies the switching pulse width of transistors. This method creates ma

When configuring the inverter via communication such as CC-Link, some signals still requires to be input from the extern

200 V, 0.1 kW to 3.7 kW products are subject to regulation by the harmonic suppression guidelines for household applianc

The inverter alarm "OV3" occurs when the main circuit DC voltage inside the inverter goes higher than the preset value d

The reactor generates a sound during power regeneration, but it is not abnormal. [Reason] The noise from the reactor is

The total wiring length is as follows: 100 m + (20 m × 5) = 200m.

When only the main circuit input power supply is cut off with the MC (when the power supply shutoff time is long), the m

The following causes are probable for this Err display:- Operation error (for example, you tried to input a value other

Just by adding this option, encoder pulses connected to the inverter or option are output.You can also divide the pulse

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FAQ within [ Inverters-FREQROL ]

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PWM control

PWM is an acronym for Pulse Width Modulation and varies the switching pulse width of transistors.　This method creates many pulses within a single cycle of th... More Details >>
- No：21530
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , Others
CC-Link

When configuring the inverter via communication such as CC-Link, some signals still requires to be input from the external terminals.(Terminal OH: External t... More Details >>
- No：21888
- Release Date：2018/08/22 16:29
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P
Outgoing harmonic current (0.1 kW, 0.2 kW)

200 V, 0.1 kW to 3.7 kW products are subject to regulation by the harmonic suppression guidelines for household appliances and general-purpose products. Ther... More Details >>
- No：21444
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Countermeasure against error

The inverter alarm "OV3" occurs when the main circuit DC voltage inside the inverter goes higher than the preset value due to the regenerative power returned... More Details >>
- No：21438
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A024
FR-CV

The reactor generates a sound during power regeneration, but it is not abnormal. [Reason] The noise from the reactor is caused mainly by the magnetic attract... More Details >>
- No：21157
- Release Date：2018/08/22 16:26
- Category： Inverters-FREQROL , Options
Wiring length

The total wiring length is as follows: 100 m + (20 m × 5) = 200m. More Details >>
- No：21144
- Release Date：2018/08/22 16:26
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
FR-A800/FR-F800

When only the main circuit input power supply is cut off with the MC (when the power supply shutoff time is long), the main circuit undervoltage or instantan... More Details >>
- No：20833
- Release Date：2018/08/22 16:24
- Category： Inverters-FREQROL , FREQROL-A800 , FREQROL-F800
Insulation level of the MM-EFS

F class (155 deg C) More Details >>
- No：20809
- Release Date：2018/08/22 16:24
- Category： Inverters-FREQROL , Others
Err display on operation panel

The following causes are probable for this Err display:- Operation error (for example, you tried to input a value other than the available range of parameter... More Details >>
- No：22063
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-E500
Vector inverter option

Just by adding this option, encoder pulses connected to the inverter or option are output.You can also divide the pulse train output. More Details >>
- No：22062
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-V200

361-370 of Total 1292

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