BAKU-BOYUKKESIK / AZERBAIJAN RAILWAY PROJECT 3 KV DC SYSTEM TO 27,5 KV 50 Hz SYSTEM – FOR ATEF

RE-CONSTRUCTION WORK OF BAKU-BOYUKKESIK RAILWAY TWO LINES TOTAL 500 KM CATENARY LINE PROJECT SPEED 140 KM/H PREPARATION PLAN AND PROJECT OF 27,5 KV 50 Hz AC SYSTEM RAILWAY ELECTRIFICATION PROJECTS