tender for award of central rate contract for repair and testing of damaged 33/11 kv power transformer , 1.0) opening of transformer cover, draining oil, de-tanking core coil assembly, assessment and estimation for repair and replacement of part,providing locking arrangement on all valves & plugs as per requirement of specification,cleaning & washing of dust/ rust & dirt from all other parts including core tanks & cooling tubes, re-tank , variable with base date 01.01.2026 , 1.1) for 3.15 mva rating , 1.2) for 5.0 mva rating , 1.3) for 8.0 mva rating , 2.0) supply of following damaged parts requiring replacement complete in all respect, variable with base date 01.01.2026 , 2.1) hv leg coil with insulation, varnish & baking of coil assembly (vacuum impregnation)(the burn leg is to be retained by contractor) , 2.2) lv leg coil with insulation, varnish & baking of coil assembly (vacuum impregnation)(the burn leg is to be retained by contractor) , 3) ht bushing (33 kv) as per relevant iss. , 4) lt bushing (11 kv) & neutral bushing as per relevant iss. , 5) bushing rod & other metal parts including nuts ( material & size of bushing/ rods/nuts as per is specidfication) , 5.1) for hv , 5.2) for lv , 6.0) set of gaskets (rubberized cork neoprene material & size is to be needed) , 6.1) for 3.15 mva rating , 6.2) for 5.0 mva rating , 6.3) for 8.0 mva rating , 7.0) breather dehydrator (silicagel type with fresh silicagel) , 7.1) for 3.15 mva rating , 7.2) for 5.0 mva rating , 7.3) for 8.0 mva rating , 8.0) glass for oil level gauge , 9) taping switch handel only , 9.1) for 3.15 mva rating , 9.2) for 5.0 mva rating , 9.3) for 8.0 mva rating , 10) off loading taping switch without handle , 10.1) for 3.15 mva rating , 10.2) for 5.0 mva rating , 10.3) for 8.0 mva rating , 11) oil drain/ filter valve of gun metal , 12) lt terminal plate with terminals if required , 13) fresh transformer oil of standard quality of isi mark, variable with base date 01.01.2026 , 14) filtration charges