Tenders for Supply Of 11/0.25 Kv Single Phase, 10 Kva Distribution Transformers Level-1 As Per Amended Bis With Lt Bushing Side Busbar, External H.T. Fuse Unit And Oil Immersed Lt Internal Breaker Under All Disom Of Uppcl I.E. Pvvnl, Puvvnl, Dvvnl And Mvvnl