The work includes the supply and installation of power distribution and lighting equipments, stand-by diesel generators, U.P.S. systems and the conventional electrical package in a basic project such as high tension and low tension switchgear, unit distribution stations, motor control centers, distribution and consumer boards, ventilated cable trays and bus duct, under floor trucking, high and low tension cables, in door and outdoor lighting, stage lighting, special crystal glass and brass chandeliers, special effect lighting, power and lighting control systems.