Abstract :
To improve their operation efficiency, personal productivity, attention to clients and enhance supply quality, Luz y Fuerza del Centro (LyFC), the utility that supplies electric service to Mexico City, its conurbation area and neighboring cities, began at the end of the 90´s to develop the Management Distribution System (SAD), with support from the Electrical Research Institute (IIE). The main goal of the SAD is integrating in a single system, the execution of the main activities of distribution electric power process. This paper presents different aspects of the SAD, its conception, its data base, its functionality inside the LyFC and the strategy development to get the information of each one of the electric devices installed on its distribution network, to validate this information, after digitalize in the SAD, and finally to maintain the information updated.