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 >>
Energy saving effect of inverter oper...
Energy saving operation of the inverter is represented by comparison with commercial power supply operation. For example, to control air volume of an air co... More Details >>
What happens if reset occurs during o...
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 >>
Inverter drive of 400 V class motor
When the wiring between the inverter and motor is long, surge voltage occurs at the terminal of the motor.This surge voltage deteriorates insulation of the m... More Details >>
Do you have an explosion-proof type?
We offer the FR-A200E-based pressure-resistant explosion-proof motor driving inverter FR-B series. This series have been certified in the explosion-proof tes... More Details >>
Countermeasure against noise on input...
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 >>
UL standard certification number
The UL standard certification numbers (UL Listing Card No.) of the FR-E500, FR-A500, and FR-A200 are as follows: FR-A200 series??????E131592FR-A500 series???... More Details >>
1. Speed fluctuation ratio when using the FR-V200 + dedicated motor (with an encoder) The vector inverter FR-V200 detects speed by the encoder and speed fluc... More Details >>
The FR-A500 series that is the successor of the FR-A200E series has a function similar to output current detection of the FR-E500. Consider using the FR-A500... More Details >>
Driving 200 V motor by 400 V inverter
A 400 V inverter does not operate when 200 V is supplied to it, therefore the motor does not rotate. A 200 V motor can be rotated by a 400 V inverter, howeve... More Details >>