MID/J/73

Restoration of flood hit pumping machinery by repair/servicing of motor,starter, foot valves and stabilizer along with allied electro-mechanical works at LIS Beaspur Parlah.

Restoration of flood hit pumping station LIS Beaspur Parlah by way of cleaning of mud/silt from the pump room by engaging manual labour. Cleaning of all the electro-mechanical equipment's i.e. pumps, motors, starters and pump room from mud and silt. Disposing off all the silt/mud/debris away from LIS at an appropriate nearby place with head load. Servicing/repairs to 2no.s choked foot valves 150mm and 200 mm dia. of LIS by way of dismantling of foot valves along with choked suction pipes and cleaning of mud/silt from pipes foot valves using special tools and tackles. Complete dismantling of foot valves and then providing/fitting of new leather washers cut to size, adjustment of flaps with repairs to hinges if required. Reassembling the foot valves along with suction pipes by providing/fitting of new R.I sheets and nuts, bolts etc. Complete job includes cost of material used, transportation charges and labour charges for skilled /semiskilled labour to be employed at site for execution of job including the outstation charges etc. Providing of grease, m–oil and gland packing for 1No. pump by replacing the old one. Complete job Restoration of flood hit pumping station LIS Beaspur Parlah by way of disconnecting the cables of 1 no. 40 HP motor from starter and then dismantling with the help of tools & tackles/manual labour from base frame and HC pump position and then shifting the same through manual head load and then 1oading with the help of manual labour/chain pulley block in mechanical transport for further shifting to the workshop, Unloading at the workshop for repairs, reconditioning, rewinding of the motors. Dismantling of 40 HP motor at workshop and then extraction of rotor from stator and complete rewinding of the 1no. motor with new copper wires of requisite gauge and specifications of standard make. Providing/fitting of new insulation, packing material, then varnishing with superior quality varnish drying in oven in controlled temperature. Extraction of bearings from their housings and cleaning by removing silt/dirt from bearing housing, providing/fitting of 2no. bearings to the motor at D.E and NDE as per samples. Refitting bearings in housings, greasing properly. Back carriage to site after repairs and reinstallation by making connections of motor and testing on idle and load conditions. Job includes cost of material, rebate to be quoted on old copper scrap and labour charges with hiring charges of tools & tackles. Repairs to 1 No. 40HP oil- immersed Star Delta starter 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. P/F of 10 ltrs. T oil. Reconditioning of voltage stabilizer by disconnecting all the electrical connections of the 80 KVA voltage stabilizer installed at LIS Beaspur Parlah both on transformer side and electrical motor side by way of removing old rusted thimbles along with nuts and bolts. Repair of 80 KVA manually operated voltage stabilizer by way of dismantling it at site by removing its top cover for extraction of coils from the casing sump with the help of chain pulley block, tripod stand and manual labour. Finding the fault and checking for proper insulation and continuity. Drying of the coil, lowering of the coils inside the casing. Heating of the T-Oil to make it moisture free in stabilizer by draining out from the tank to make it moisture free, filling of deficit quantity of T-Oil approx. 60 litre in the stabilizer. Lowering of the coils inside the casing. Making the electrical connections of by way of providing new thimbles of appropriate rating/ size along with new nuts/bolts and testing of the 80 KVA voltage stabilizer on full load at site. Complete job includes cost of material used, transportation charges and labour charges for skilled / semi-skilled labour to be employed at site for execution of job including the out station charges

Rebate on Old Parts

PERFECT ELECTRICAL WORKS (BID ID -2514393)

M/S V.N ENGG WORKS (BID ID -2509638)

M.S J K HYDRAULIC ENGGG AND FABRICATOR WORKS