Tenders for Providing Of Labour Charges For Replacement Of Damaged Gaskets, Oltc Servicing, Replacement Of Oltc & Main Tank Oil With New Oil/ Filtration Of Ptr Oil & Oltc Oil Including Supply Of Material At Site To The Existing 5No. 8Mva Ptrs And 1No 10Mva Ptr Located At Various 33/11Kv Sub-Stations In Operation Circle, Eluru
