Hi, We have 2 drives, one is from AC Tech "QC Series" and the other is from Square D "VSD57". Both drives have the same problem. Problem is that on power up, the display comes ON and shows the Voltage and HP Ratings of the drive, but only for a quarter of second of time, then after this...

Hello everyone, I'd like to know what people with experience on the matter think of the Lenze AC Tech VFDs. I live in a place where there is not much offer on these kind of devices and this brand seems to be gaining much presence in the market. Where does Lenze AC Tech stand compared to bigger...