repairs to electric sub station along with other allied works at lisseelam- 1 repairs to electric sub station along with other allied works at lisseelam 2 repairs to 100 kva electric transformer installed at lift irrigation station seelam by way isolating of transformer from 11 kv ht supply, removing of ht cables and lt cables from the transformer. lifting of transformer from installed position using long boom crane and carriage of transformer to road side from the lift irrigation station shifting of transformer to workshop for repairs. completely dismantling the transformer after removing the top cover of transformer and extracting out the damaged lv and hv coils from the oil tank. complete rewinding of hv coils and reconditioning of lv coils using superior quality insulating material. providing and fitting of 4 no’s lv bushes, 3 no’s hv bushes, lv bush rod 4 no’s, hv bush rod 3 no’s, gasket set and nuts and bolts. repairs to the core of transformer by replacing the flashed core material. heating of assembled coils in oven for proper hot air process and to get required meager value. repair to oil tank by welding to make the oil tank leak proof and air tight. lowering the assembled coils in oil tank. filtering of existing transformer oil and topping up with 90 liters of fresh transformer oil.repairs to rotor of motor by providing and fitting of new bearings (de & nde) after rebuilding of the rotor shaft and finishing to bearing sizes, making new keyway of coupling, providing and fitting of bearing end covers. complete greasing of the bearings. complete job includes cost of material and labour charges.repairs to 45 hp star delta starter of unit ii by way of extracting the damaged worn out parts. providing and fitting of no voltage coil, overload relay, moving and fixed contacts. replacement of worn out thimbles, by way of cutting the burnt ends of cables and then p/f of thimble of appropriate rating/sizes.the job includes cost of material, labour charges, installation and testing charges atsite.note:-the tenderers are requested to visit the site and quote the rateas per site conditions.the firm should offer rebate on old material. 3 rebate on old parts