Augmentation Of 2X20Mva Power Transformers By 2X31.5Mva 66/11Kv Power Transformers And Other Associated Works At 66/11Kv Kodigehalli Substation, Coming Under Operations Division, Nelamangala On Partial Turnkey Basis Including Supply Of All Matching Materials (Excluding Supply Of Power Transformers, Nifes, And 11Kv Switchgears)/Equipments And Erection (Including Civil Works) Of All Materials/Equipments, Testing And Commissioning