Electrical Trd Works Of (A) Design, Drawing, Supply, Erection, Testing &Amp Commissioning Of 25 Kv A.C. Single Phase Overhead Equipment, Lt Supply Transformer For Yard Modification Of Ranaghat And Provision Of Lt Supply Transformers For E.I. Hut In Between Kalyani To Ranaghat And Balance Work In Connection With 3rd Line Work From Naihati To Ranaghat, (B) Design, Drawing, Supply, Erection, Testing &Amp Commissioning Of 25 Kv A.C. Single Phase Overhead Equipment, Lt Supply Transformer For Yard