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FAQ within [ Drive Products ]
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If the output current is close to 25% of the rated current, output phase loss may occur when one or two phases of three phases go below 25%.Therefore, when a... More Details >>
- No:22052
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500 , FREQROL-E500
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Calculation of acceleration/deceleration time
As the inverter, you can basically use the equation below to calculate the acceleration/deceleration time.Note that you should consider a factor of 120% for ... More Details >>
- No:21965
- Release Date:2018/08/22 16:30
- Category: Magnet motor drive
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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
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Synchronous operation of two motors
When synchronously operating two motors, you need to detect speed from both motors. Each inverter is controlled based on this speed detection signal. As an e... More Details >>
- No:21540
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , Options , FREQROL-A024
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When the inverter start signal is input, the inverter starts outputting from the starting frequency. And then, it gradually raises the frequency for accelera... More Details >>
- No:21413
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500
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Differences between flange and face mounting
SHY right angle shaft type has lineup of flange and face mounting. For face mount type, screw hole processing is done on the flange surface of the gear case,... More Details >>
- No:20778
- Release Date:2018/08/21 16:10
- Category: Geared Motors Right angle shaft type , S-PM Geared Motors Right angle shaft type
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Cause of overcurrent (OC2) at constant speed
First of all, capacity reduction of the main circuit electrolytic capacitor is probable. Usually, the electrolytic capacitor is replaced every 5 years on ave... More Details >>
- No:21407
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A100
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MR-J4(W)-B mode selection application
From Start menu of Windows >, click [All Programs] > - [MELSOFT Application] > - [MR Configurator2] > and you can find “MR-J4(W)-B mode selectio... More Details >>
- No:23637
- Release Date:2018/09/14 15:10
- Category: Servo Support Software , MELSERVO-J4
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Difference between SU (up to frequency) and FU (frequency detection)
- SU signal (up to frequency signal)This signal is output when the inverter output frequency reaches the set frequency (the frequency the inverter is require... More Details >>
- No:21436
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-E500
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"OV3" occurs during an inverter stop.
An error may have occurred due to the rise of the main circuit voltage of the inverter caused by a power surge. Check for the power supply voltage. If the ca... More Details >>
- No:21383
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A024
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