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Inverters-FREQROL
FAQ within [ Inverters-FREQROL ]
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Frequency does not rise with blower
Our suggestion is to adjust the following parameters:1. Set Pr.14 = 0. If the V/F pattern for variable-torque load (Pr.14 = 1) is used, the current may incre... More Details >>
- No:22060
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-F500
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Impossible to recover after power failure
First, ensure that the parameter for automatic restart after instantaneous power failure is set correctly and then do the following:1. Check if the terminals... More Details >>
- No:22033
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Using both types of power factor improving reactors
Yes.By using both types of reactors together, you can reduce the outgoing harmonic current.For examples of harmonics reduction, refer to the value in the har... More Details >>
- No:21995
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , Options
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We can manufacture magnet motors with reduction gears.We have no catalog of them.Contact our sales representative for details. More Details >>
- No:21982
- Release Date:2018/08/22 16:30
- Category: Magnet motor drive
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Speed adjustment of multiple inverters using variable resistor
You can connect up to three inverters in parallel to an external variable resistor. Refer to the figure below for a connection example. By setting parameters... More Details >>
- No:21980
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL
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The rotation ripple data for 1.5 kW is shown below.Drive unit: MD-CX520-1.5KMotor: MM-CF152Load: None (motor alone), carrier frequency: 2 kHz, wiring length:... More Details >>
- No:21968
- Release Date:2018/08/22 16:30
- Category: Magnet motor drive
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Fault contact state when input side power supply is cut off
The NC contact does not open when the power supply is cut off whether the inverter is operating or ceased.When the input side power supply is cut off, the DC... More Details >>
- No:21958
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-S500
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As the motor operates with the electronic thermal O/L relay characteristics for the standard motor, the thermal error occurs if the motor continuously operat... More Details >>
- No:21943
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL
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On the Mitsubishi Electric FA Global Website, choose "Inverter FREQROL", "Manual", and "FREQROL-E700", and change the language to "English". More Details >>
- No:21666
- Release Date:2018/08/22 16:28
- Category: FREQROL-E700
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Vector control performs high-accuracy calculation using the motor constant. Therefore, to perform vector control operation, the inverter must recognize the m... More Details >>
- No:21663
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-V200
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