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FAQ within [ Drive Products ]
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Which motors can I use with the inverter?
You can use general-purpose three-phase induction motors.You can also use geared motors if the motor itself is an induction motor.Synchronous motors are not ... More Details >>
- No:22081
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL
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When consuming the regenerative power with the brake resistor, the brake transistor is triggered at a certain voltage to make the brake resistor use the rege... More Details >>
- No:22074
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-E500
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All parameters returned to initial values
The parameters of the A500 series are stored in the EEPROM.The reason why all parameters returned to the initial values is considered that you may have opera... More Details >>
- No:22066
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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If you are using an external VR, influence by noise is probable.Setting Pr.74 (Input filter time constant) to a higher value stabilizes the frequency command... More Details >>
- No:22061
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-E500
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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
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Relationship between undervoltage warning and instantaneous power failure
When an instantaneous power failure occurs and the inverter's bus voltage drops below the standard value, it outputs an undervoltage warning and stops its ou... More Details >>
- No:21974
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-U100
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Using built-in potentiometer and multi-speed together
Yes. Set Pr.79 = 3. (Input the start signal from an external source.) More Details >>
- No:21950
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-E500
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Advanced magnetic flux vector control
Check the parameters necessary for tuning again.Check if Pr.9 (Electronic thermal O/L relay) and Pr.81 (Number of motor poles) are set correctly. More Details >>
- No:21754
- Release Date:2018/08/22 16:29
- Category: Inverters-FREQROL , FREQROL-E700 , FREQROL-A700
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The whole system consists of the power supply, molded case circuit breaker, high power factor converter, inverter, and motor. The high power factor converter... More Details >>
- No:21575
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , Options
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Since the inverter displayed "0.00" instead of an error when the inverter speed dropped to 0 Hz and stopped by holding the winding machine by hand, it is con... More Details >>
- No:21492
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-E500
1031-1040 of Total 1353