PLCs, VFDs, Motors and Controls
I replaced an ABB drive under warranty with a new ABB drive, (ACH550-UH-03A3-4), I did not perform the original startup. I can not gain access to the motor name plate data, but here is what was given to me. 460V/1.7A/1170RPM/60Hz/3ø. The problem is that when the drive is outputting 60Hz...