Belgian Elia applies for planning permit for 380 kV Avelgem–Avelin link with France February 12, 2018 | Europe News Belgium’s transmission system operator (TSO) Elia has submitted a planning permit application for the 380 kV, 21-km-long Avelgem (Belgium)–Avelin (France) link, to Public Service Wallonia. This content is available to only paying subscribers. Username or E-mail Password Remember Me Forgot Password