Supply, Erection, Testing & Commissioning Of 4Nos. Of 27Mva, 11/110Kv, 3-Phase Generator Transformers For Four Units Of 2Nd Stage At Mahatma Gandhi Hydro Electric Station Including Dismantling Of Existing Three Nos. Of 7.5Mva, 11/110Kv Single Phase Generator Transformers Installed At Each Unit.