Check if the input side voltage is equally applied to all three phases. The S phase voltage may be low because the input

Rapid blinking of the RUN LED indicates that the frequency setting command has not been input or the output stop signal

E.OP1 indicates the communication line error. E.1 indicates a hardware fault of the communication option. (It is judged

When the inverter start signal is input, the inverter starts outputting from the starting frequency. And then, it gradua

Press the "MODE" key on the operation panel several times to display the faults history screen "E---". Then turn the set

No. Although the carrier frequency increases or decreases the switching count, the switching speed is the OFF-to-ON spee

This is because when the inverter restarts while the motor is coasting, an overcurrent trip can occur during the restart

The power running is the status that the servo amplifier is supplying the power to the servo motor when the servo motor

Normally, Pr.80 and Pr.81 are the parameters that can be changed when the operation is stopped in the PU operation mode.

1. Stall prevention operation works when the inverter's output current exceeds the value set with Pr.22.In this case, it

FAQ

FAQAbout Products

Font Size
S
M
L

FAQ > Drive Products

FAQ

Inquiries

Keyword Search

You can search two or more words separated by a space.

 AND : Put a space between the words in a keyphrase.
 OR  : Add a vertical bar ( | ) between the words in a keyphrase.
 NOT : Add a minus sign ( - ) followed by the words that you would like to exclude.

Result Type

Text Search

Drive Products

Geared Motors(88)

Geared Motors Parallel shaft type(24)
Geared Motors Right angle shaft type(26)
S-PM Geared Motors Parallel shaft type(18)
S-PM Geared Motors Right angle shaft type(20)

FAQ within [ Drive Products ]

21-30 of Total 1354

prev 3 / 136page next

Input phase loss

Check if the input side voltage is equally applied to all three phases. The S phase voltage may be low because the input current flows when the voltage of th... More Details >>
- No：21340
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
Operation mode setting

Rapid blinking of the RUN LED indicates that the frequency setting command has not been input or the output stop signal has been input.Since Pr.79 is set to ... More Details >>
- No：21853
- Release Date：2018/08/22 16:29
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
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
Stall prevention operation

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
Faults history

Press the "MODE" key on the operation panel several times to display the faults history screen "E---". Then turn the setting dial to display the error displa... More Details >>
- No：21355
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
Surge voltage of 400 V inverter

No. Although the carrier frequency increases or decreases the switching count, the switching speed is the OFF-to-ON speed of the IGBT element of the inverter... More Details >>
- No：21401
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-F500 , FREQROL-A024 , FREQROL-E500 , FREQROL-V200 , FREQROL-A200 , FREQROL-S500 , FREQROL-A100
What happens if reset occurs during operation?

This is because when the inverter restarts while the motor is coasting, an overcurrent trip can occur during the restart process. However, the recent types o... More Details >>
- No：21477
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A024 , FREQROL-E500 , FREQROL-V200 , FREQROL-A200 , FREQROL-A100 , FREQROL-U100 , Common
What are power running and regeneration?

The power running is the status that the servo amplifier is supplying the power to the servo motor when the servo motor drives the load. (Example) When the s... More Details >>
- No：23626
- Release Date：2018/09/14 15:10
- Category： MELSERVO-J4 , MELSERVO-JE , MELSERVO-JN , MELSERVO-J3 , MELSERVO Others
Parameter display setting

Normally, Pr.80 and Pr.81 are the parameters that can be changed when the operation is stopped in the PU operation mode. The "Er4" is a mode designation erro... More Details >>
- No：21335
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
Stall prevention

1. Stall prevention operation works when the inverter's output current exceeds the value set with Pr.22.In this case, it is considered that the current did n... More Details >>
- No：22067
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500

21-30 of Total 1354

Inquiries

page top