ECN Forum Forums General Topics of the Trade General Discussion Area Three-phase boost transformer

See: http://www.federalpacific.com/literature/drytrans/FPTS-RTB-0701.pdf About a dozen pages in is a good reference for figuring size and connection of buck/boost transformers. Operating 50Hz motors on 60Hz power may not always work too well. In some cases, it may be easier to change the motor.