International competitive bids are invited for the supply of 6x500 MVA, 765/400 kV autotransformers for the Jharsuguda substation under Common Transmission System for Phase-II Generation Projects in Odisha (DPR-1); and supply of 3x500 MVA, 765/400 kV autotransformers for the Gaya substation under the Nabinagar-II thermal power station (TPS) associated with Common Transmission System for Phase-II Generation Projects in Odisha.