FAQ


FAQAbout Products

- FAQ > Drive Products > Inverters-FREQROL > FREQROL-A500
FAQ
Keyword Search
FREQROL-A500
FAQ within [ FREQROL-A500 ]
-
To supply power via R1 and S1, 60 VA or higher is necessary for 22K or lower and 80 VA or higher is necessary for 30K to 55K.Note that the rush current of ap... More Details >>
- No:22043
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
-
Changing main speed at analog signal input
To change the running frequency while the frequency command is input to the terminal 2, adjust the parameters in the following steps:1. Change Pr.77 to "2".2... More Details >>
- No:22025
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
-
Power factor improving effect by option
Installing the high power factor converter brings the power factor improving effect of 99% or higher.Therefore, when the high power factor converter is used,... More Details >>
- No:22020
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500 , FREQROL-F500 , FREQROL-E500 , FREQROL-V200 , FREQROL-A200 , FREQROL-S500 , FREQROL-A100
-
Speed control failure due to 20 mA from DC 4
It seems that there is a read error for 20 mA DC inside the inverter.Setting Pr.905 to 50 Hz while 20 mA DC is actually flowing between the terminals 4 and 5... More Details >>
- No:21998
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500 , FREQROL-F500 , FREQROL-E500 , FREQROL-A200 , FREQROL-A100
-
Change Pr.18 (High speed maximum frequency) to 400 Hz.If you are using the analog command to set the frequency, calibrate the 400 Hz frequency with Pr.903. More Details >>
- No:21931
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
-
1. Such a behavior does not usually happen. (1) The operation command (STF) is not input, contact faults are present, or wire is broken. (2) The output shu... More Details >>
- No:21552
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A500
-
Term definition and advanced magnetic flux control
1. Maximum torque available for output from the motor when combined with an inverter for a short period of time (1 minute or less). It depends on the contr... More Details >>
- No:21541
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A500
-
"8" display in offline auto tuning means forced stop by the operator. This means that you stopped operation before tuning completes. With this forced stop, ... More Details >>
- No:21527
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A500
-
If the phase A and phase B are connected reversely, encoder feedback control is not performed. Instead, the inverter is operated in normal control (V/F contr... More Details >>
- No:21524
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A500
-
Motor heat generation at low-speed operation
When using the FR-A540-3.7K in Advanced magnetic flux vector control, operating the motor continuously under the 100% torque at up to 3 Hz does not cause a h... More Details >>
- No:21496
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500
31-40 of Total 123