Submitted by oswebmaster on Fri, 04/24/2020 - 10:18 275kV AIS & GIS Substation Projects Tenaga Nasional Berhad Design, Engineering, Supply, Erect and Commissioning of PMU 275/230kV Plentong Extension (2x250MVA), Johor, Malaysia. Malaysia PMU 275/230kV Plentong Extension (2x250MVA) AIS Year Delivered / Completion 2019