autotransformers applications, advantages, & disadvantages | maddox Published 5 months ago • 1.1K plays • Length 1:47 Download video MP4 Download video MP3 Similar videos 19:22 all about autotransformers 4:26 transformer design standalone application 10:15 how autotransformers(variacs) work 9:07 auto transformer starter power wiring connection explained @theelectricalguy 14:31 current transformers (ct)