FAQ


FAQAbout Products
- FAQ > Drive Products > Inverters-FREQROL
FAQ
Keyword Search
Inverters-FREQROL
FAQ within [ Inverters-FREQROL ]
-
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
-
Outgoing harmonic current (0.1 kW, 0.2 kW)
200 V, 0.1 kW to 3.7 kW products are subject to regulation by the harmonic suppression guidelines for household appliances and general-purpose products. Ther... More Details >>
- No:21444
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500
-
Yes. "OL" is displayed under speed control whenever the torque limit is reached without regard to the rated torque. More Details >>
- No:21448
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-V200
-
Communication operation with FR-E500
We have no sample program for RS485 communication. Since the communication method of the FR-SW0-SETUP uses a different protocol from 485 communication and st... More Details >>
- No:21451
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-E500
-
Connection with pole change motor
Since the inverter allows for changing speed, fix the number of poles when using the pole change motor. It is recommended to fix the number of poles to four ... More Details >>
- No:21486
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , Others
-
If you connect two frequency setting potentiometers to the terminals 5 and 10, the permissible current of 10 mA is exceeded, and you need to install 2 KΩ res... More Details >>
- No:21494
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500
-
Inverter current characteristics
In general, relationship between T (torque), K (constant), V (voltage), I (current), and F (frequency) is expressed as "T = K × (V/F) × I". Since (V/F) is co... More Details >>
- No:21505
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-V200
-
Countermeasure against noise on input side
In general, the line noise filter (FR-BLF) is used against the power supply noise. The AC reactor also works. As other countermeasures:- Use a metal conduit ... More Details >>
- No:21517
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , Others , FREQROL-A200
-
Countermeasure against oil mist
1. You cannot use the inverter in an environment where it is exposed to oil mist. You need to enclose the inverter in an enclosure and then install the encl... More Details >>
- No:21538
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A500
-
I want to drive other manufacturer's motor with PG
You can drive the motor with the FR-V240E-5.5K. However, the following conditions apply: - You need to perform auto tuning because the motor's circuit consta... More Details >>
- No:21539
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-V200
681-690 of Total 1306