MID/AN/55

1. Repair / Recapitalization of damaged 250 kVA Aluminum wound Electric transformer installed at L.I.S Dabbar Potha by way of disconnecting transformer from main power supply and Then remove the top cover and extraction of windings & core with the help of chain block at site. Complete rewinding of H.V and L.V leg coils 01 NO. with superior quality aluminum wire along with insulation, varnishing with high grade material. Complete lamination of core. Providing and fitting of set of gasket, Providing and fitting of 03 Nos. H.V side bushes and 04 Nos. L.V side bushes. Job includes complete filtration of T. Oil. Providing and topping of 50 ltrs. Oil .. Connecting 11 kV power line supply to H.T side of 250 kVA repaired / rewinded transformer and connecting power supply. Job also includes all type of material charges, assembling & dismantling charges, carriage / transportation charges, manual labour charges, charges for deployment of tools & tackles etc, labour charges for skilled and semi-skilled workers charges of crane for loading & unloading for transformer at site . Job also includes testing on no load and on load after charging the transformer. 01 NO. Complete Job. 2. Providing, installation, testing and commissioning of 20 metres 185sqmm three core HT Aluminium armoured Cable along with other allied works at LIS Dabber Potha. The job includes replacement of damaged cable from HT pole to the 250Kva transformer installed on cemented structure. Job also includes disconnecting of main power supply and then disengaging of damaged cable from bush rods of 250kva transformer from one side and from HT pole on the other side. The job also includes proper crimping of heavy duty aluminum thimbles of required size and rating on both the ends of cable and also providing and fitting of cable seal kit on both the ends of cable .the Job also includes transportation of cable from workshop to the road side. Complete Job includes cost of material ,transportation charges, head load, charges for skilled and semiskilled labour, hire charges for tools at site etc. 01 NO. Complete Job 3. Repair/servicing,impregnation/updating of 100 H.P motors installed at unit no-1 and unit no-2 respectively at L.I.S Langer new and also 2 HP motor coupled with priming pump by way of dismantling and then shifting manually to road side & loading in mech. transportation for shifting to workshop. Dismantling the motor by separating side covers, complete cleaning of rotor and stator by removing of mud and other unwanted material accumulated inside the motor due to heavy rains and flash flood. 01 NO. Complete Job 4. Repair/ servicing of stator coils and rotor strips by way of re insulation and replacement of the insulating material, varnishing and then drying rotor and stator by using oven/dryer till the required IR values is attained,Comlete job includes assembling and re-fitting of the motors at the respective units at site and making connections of the motors with panel leads and starters including deployement of tools and tackles at site, testing / commissioning on no loadand then full load condition of the machinery at L.I.S Langer New. 01 NO. Complete Job 5.To & fro shifting the damaged pump,motor etc manually from LIS Langer new through head load to road side & then to work shop through mechanical transportation & then workshop to pumping station after repairing/updating 01 NO. Complete Job complete Job.