The role of TRANSFORMADORES ELECTRICOS is to switch voltage from one value to another; normally from higher to lower voltage or the opposite way round. They incorporate two teams of coils or windings which are connected to a ferromagnetic core. There are two types of coils—the primary and secondary conductors. https://reidrrpm05050.wikiinside.com/1497779/do_you_know_what_electrical_transformers_do