Chile’s CDEC-SIC and CDEC-SING recommend transmission projects November 3, 2016 | Latin America News Chile's central grid operator Centro de Despacho Económico de Carga for Sistema Interconectado Central (CDEC-SIC) has recommended 19 transmission projects with an investment of USD516 million. This content is available to only paying subscribers. Username or E-mail Password Remember Me Forgot Password