The role of TRANSFORMADORES DE VOLTAJE is usually to switch voltage from value to a new; normally from higher to reduce voltage or vice versa. 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