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,

Connecting the brake resistor allows for quick deceleration because the regenerative power is processed. (The brake torq

It is OK to drive motors by switching the electromagnetic contactor on the inverter's output side.It is also OK if the m

Since a large load is applied to the motor when the electromagnetic clutch turns on, overcurrent may occur if the load i

If the phase A and phase B are connected reversely, encoder feedback control is not performed. Instead, the inverter is

Basically, there is no difference between the A200 and A500. For safer use, from the A500, it is recommended to complete

Since the stall prevention function works during acceleration and the inverter does not reach the commanded speed, set P

When you use a long wire between the inverter and motor, pay attention to the following: 1. Since the voltage supplied t

Since the inverter leakage current is in proportion to the switching voltage of the transistor of the main circuit, the

1. The limit of the parameter writing is 100,000 times. 2. Parameter error occurs. Since the data in the ROM may be brok

FAQ

FAQAbout Products

Font Size
S
M
L

FAQ > Drive Products > Inverters-FREQROL > FREQROL-A500

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

FREQROL-A500

Common(1)

FAQ within [ FREQROL-A500 ]

71-80 of Total 123

prev 8 / 13page next

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
Brake resistor

Connecting the brake resistor allows for quick deceleration because the regenerative power is processed. (The brake torque increases.)Therefore, when an exte... More Details >>
- No：22045
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-E500
Driving two motors with different capacities

It is OK to drive motors by switching the electromagnetic contactor on the inverter's output side.It is also OK if the motor capacity is small. However, if t... More Details >>
- No：22022
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Clutch connection of load

Since a large load is applied to the motor when the electromagnetic clutch turns on, overcurrent may occur if the load is heavy. To ensure that the rated cur... More Details >>
- No：21955
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-E500
Encoder feedback control wire

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
Installing magnetic contactor on input side of inverter

Basically, there is no difference between the A200 and A500. For safer use, from the A500, it is recommended to completely shut off the power supply by turni... More Details >>
- No：21466
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Stall mode

Since the stall prevention function works during acceleration and the inverter does not reach the commanded speed, set Pr.156 (Stall prevention operation sel... More Details >>
- No：21460
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Long motor wiring

When you use a long wire between the inverter and motor, pay attention to the following: 1. Since the voltage supplied to the motor terminal is reduced due t... More Details >>
- No：21441
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Inverter circuit breaker selection

Since the inverter leakage current is in proportion to the switching voltage of the transistor of the main circuit, the leakage current for the 400 V system ... More Details >>
- No：21429
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , Others , FREQROL-A500
Is the number of writing times of the parameter memory limited?

1. The limit of the parameter writing is 100,000 times. 2. Parameter error occurs. Since the data in the ROM may be broken, the inverter may become unavailab... More Details >>
- No：21385
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500

71-80 of Total 123

Inquiries

page top