Tender For supply of breather/air dehumidifier for 7775/6531 kva for main transformer of 3 phase locomotive, technical data -em3ma and abb id no. hstn 422029 p0001 [ warranty period: 30 months after the date of delivery ]
Tender For supply of breather assembly for transformer type lot 6500/7500 as per abb document no-hstn 422029p001. [ warranty period: 30 months after the date of delivery ]
Tender For supply of improved design silica breather assly for loco transformer type hett 3900 & 5400 as per rdso drg. no. skel- 4895 rev.-01 [ warranty period: 30 months after the date of delivery ]
Tender For corrigendum : supply of 25 kv ac memu transformer 1050 kva with hv turret and accessories complete conforming to rdso spec. no rdso/pe/spec/ emu/0137-2009 (rev 0) or latest with follwoing accessories only: 1.conservator with oil level gauge, 2. silica gel breather, 3. buchholz relay with diode, 4. thermostat, 5. drain plug (mounted on transformer tank), 6. filter valve, 7. oil inlet & outlet valves (mounted on transformer tank), 8. drain plug with locking plates (mounted on transformer tank), 9. air release plug(mounted on transformer tank), 10. pressure relief valve (mounted on transformer tank), 11. turret, 12. auxiliary fuses (100 amp & 250 amp: 02 each) 13. shrouds for traction & auxiliary winding will be providedby the firm in the transformer. [ warranty period: 30 months after the date of delivery ]
Tender For supply of repair and rewinding e e - opening of transformer cover draining oil de-tanking core- coil assembly assessment and estimation for repair and replacement of parts providing locking arrangement of all valves and plugs , loading and unloading of transformer at side cph and firms work premises hiring , hv leg coil with insulation varnish and baking of coil assembling vacuum , lv leg coil with insulation varnish and baking of coil assembling vacuum impregnation new ec grade copper with insulation , set of gaskets rubberized cork neoprene material and size is needed for hv and lv , breather dehydrator silica gel type with fresh silica gel 01 kg , fresh transformer oil of standard quality as per the isi mark for main tank and oltc , double float buchholz relay including all accessories , air release valve including all accessories if required , magnetic oil gauge including all accessories if required , radiator valve including all accessories if required , reassembling of 3 15 mva transformer dyn 11 star delta connected with proper size of copper strip , replacement change of complete gaskets rubberized cork neoprene material , the oltc was completely repaired with the replacement , painting charges of transformer tank having hot oil resistant paint inside and synthetic enamel paint on transformer after cleaning of tank and complete painting outside etc as reqd. , less the cost of old and burned transformer oil plus old transformer oil of oltc , less the cost of old and dismantling insulated copper
Tender For providing of repair, maintenance, and installation of plant/ systems/equipments (version 2) - industry unit; power house equipment; service provider - site overhauling charges for 630 kva, 11/0.433 kvtransformer site overhauling charges for 1000 kva, 11/0.433 transformer supply of gaskets and seals for over-hauling of 630 kva transformer supply of gaskets and seals for over-hauling of 1000 kva transformer supply of silica gel breather with blue silica 500gm supply of marshalling box with dial type 150 mm wti and oti
Tender For supply of improved design silica breather assly for loco transformer type hett 3900& 5400 as per rdso drg. no. skel- 4895 rev.-01 [ warranty period: 30 months after the date of delivery ]