Estudo de linha viva na rede elétrica do município de Jataí-Go

Abstract

The Live Lines were created and prepared to protect and train professionals who work in direct contact with energized networks, as there is a great chance of suffering an electrical discharge before using these techniques. The practice brought safety and support to electricians, since the protective equipment used is reinforced and specific. The present work aimed to study Live Lines in the electrical network of the municipality of Jataí, in the State of Goiás, through the monitoring of a specialized team from the company Empreendimentos, Projetos e Construções Ltda (EPCL) in 2022. the main activities developed by the company related to the maintenance of electrical lines, with reports of new technologies in this segment. Before reporting the practical follow-up, general aspects of the electrical distribution networks were reviewed, how this electrical network is divided in Brazil, and the main maneuver and protection components were presented and how maintenance is carried out in the electric power system of the Live Lines. In the last section, which presents the practical follow-up, maneuvers, modernizations and technological advances were approached, highlighting the outsourced company Empreendimentos, Projetos e Construções LTDA (EPCL), which was responsible for the system at the time of monitoring activities. Among the outstanding points of the follow-up are the importance of bringing basic concepts of electric energy division in Brazil and the use of equipment and operationalization of the maneuvers; follow NBR 14039 prepared by ABNT to ensure the safety of employees who work with medium voltage electrical installations, prevent electrical accidents and avoid damage to property; and to highlight the use of personal protective equipment and collective protection equipment, with their functionalities being reported. At the end of the internship, the seriousness of the company was noted, the responsibility passed on to employees and the effort of the administrative team to fully comply with the services, ensuring a work environment as far away from accidents as possible. The company showed guidance and leadership capacity.