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FREQROL-A800(144)
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FREQROL-Z300(2)
SC-A(12)
Engineering Software(43)
Magnet motor drive(9)
Peripheral devices(7)
Options(129)
Plug-in Options(30)
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FAQ within [ Drive Products ]
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The inverter overcurrent shut-off fault indication E.OC1, E.OC2, or E.OC3 is not only displayed when the inverter output current reaches approximately 200% o... More Details >>
- No:21519
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A200
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Measure the megger values on the inverter's output side.If there is no problem:If the motor capacity is extremely smaller than the inverter capacity (as a gu... More Details >>
- No:21933
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500 , FREQROL-E500
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The regenerative overvoltage shutoff protective function is provided since the terminal voltage of the internal capacitor of the inverter can rise abnormally... More Details >>
- No:21544
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL
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Deceleration overvoltage (E.OV3)
While the FREQROL-Z200 series and A500 series have a brake resistor built in the capacity up to 7.5K, the FREQROL-E500 series does not have a built-in brake ... More Details >>
- No:21993
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-E500
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The alarm E7 occurs when the forced stop signal of the servo system controller is enabled. Ensure the safety and cancel the forced stop signal of the control... More Details >>
- No:23647
- Release Date:2018/09/14 15:10
- Category: MELSERVO-J4 , MELSERVO-JE
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Switching between PU and NET operations
Even after setting Pr.340 to "10", the change is reflected after resetting the power supply.Perform the power reset.Since changes to the communication parame... More Details >>
- No:21696
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
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"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
- Category: Inverters-FREQROL , FREQROL-V200
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Error of the communication option
E.OP1 indicates the communication line error. E.1 indicates a hardware fault of the communication option. (It is judged as the hardware fault when the commun... More Details >>
- No:20805
- Release Date:2018/08/22 16:24
- Category: Inverters-FREQROL , Plug-in Options
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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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"PS" is displayed when the inverter is stopped with the "STOP/RESET" button from PU. The PU stop (PS) release method is as follows. (1) Release method using ... More Details >>
- No:21264
- Release Date:2018/08/22 16:26
- Category: Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
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