400/132 kV Substation that was constructed within Besmayeh CCPP (stage III) Project in Iraq is undertaken and executed by ROK ENERGY, on EPC turnkey basis. Substation consists of 1 (one) set of 400 kV coupling feeder, 4 (four) sets of 400 kV transformer feeders, 4 (two) sets of 400 kV outgoing line feeders, 2 (two) sets of 400 kV auto transformer feeders, 1 (one) set of 132 kV coupling feeder, 2 (two) sets of 132 kV transformer feeders, 6 (six) sets of 132 kV outgoing line feeders and 2 (two) sets of 132 kV auto transformer feeders. Substation is equipped with 2 (two) sets 500 MVA 400/132 kV autotransformers. The substation was commissioned and energized by end of September 2020.