This video covers primary voltage tap calculations on a transformer when your source voltage isn't quite right. It also talks about some other things to consider when using taps.
For Secondary Taps: https://youtu.be/mfTtkWDWX74
For more Transformer Videos check out: https://www.youtube.com/playlist?list=PLQS5IUr7LE3_eZby2ctSaSikgi49ME71E
#Transformer #Taps