Tenders for Supply, Installation, Testing & Commissioning Of High Vacuum Type Transformer Oil Purification Plant Of 5000 Lph Capacity Along With Nitrile Rubber Hose Pipe 10 Mtrs Inlet & 10 Mtrs Outlet As Per Els/asn Specification And Cofmow Specn. No. :- Cofmow/ir/hvtop/2014 Rev.1..