One of your main considerations regarding the configuration of your office or commercial premises is how you connect and power electrical equipment. Where you place plug sockets and other data ports in re.
A distribution transformer or service transformer is a that provides a final reduction in the system, stepping down the voltage used in the distribution lines to the level used by the customer. The invention of a practical, efficient transformer made distribution feasible; a system using distribution transformers was demonstrated as early as 1882.