Up gradation replacement of emech. Components of pumping station of Katra Sub Division and allied works under WSS Nomain saranlatori danore dhansar and pamot maghyal

Providing Of HC Pump Motor Set(2NO):- Providing of monobloc booster Pump of 5000 GPH X 300MTR head coupled with suitable motor of 384 V ,2900 rpm, 50 HZ, 2 Poles, TEFC Cooled. The pumping machinery should confirm relevant ISO standard with all latest amendment.Complete Job

INSTALLATION of Pump sets:- Foundation Blocks (2 NO):-Modification of existing manifold by way of dismantling of existing pupmset and fabrication of new base frame on the old by way of welding and making the joints vibration prrof and construction of new as per pump size Carriage:-Carriage of pumping machinery (pump, motor, coupling set, base frame to site of work by Mech. Transportation and Head Load up to Pump Room. The job also includes dismantling the pumping unit, unfastening the coupling bolts, nuts, bolts of the base frame for separating each component viz. motor pump, coupling set, base frame etc., for their proper handling and carriage. Installation (1 nos ):-Installation of new 5000 GPH X 300M. Head H.C. pump set on the foundation blocks at pump room by way of providing and fitting of bolts with nuts and washers for fitting of new pump and motor on each base frame, Also leveling of pump and motor in proper alignment with each other. Tightening the nut bolts of the base frame. Providing and fitting graphite gland packing with fitting of pump glands. Coupling the pump and motor by way of fixing of coupling bolts. Job includes cost of graphite gland packing, nut bolts of the base frame and labour charges for skilled and semiskilled workers deployed for execution of job. Suction Line( 2 Nos) :- Fabrication of suction line of dia equivalent to pump inlet dia, for each pump set out of G.I. pipes, cast iron sluice valve- 1 No. for each line , M.S. bends - quantity as per site requirement. MS flanges – qty as per site requirement for connecting pump suction inlet to suction manifold/sump tank. The job includes cutting the pipe in required lengths as per alignment/layout condition of the suction line at site, the cut edges have to be grinded to give them smooth and even surface for proper welding. Welding the flanges to bends and to the pipe pieces at proper ends, and then joining of the suction line to the suction manifold by way of proper welding works in precise manner. Also fitting of sluice valve at appropriate place in the suction line and joining of the other end of the suction line to the pump suction inlet by providing fitting of hexagonal fasteners and rubber insertion sheet. Job also involves creation of a hole of appropriate size in the wall and then properly dressing the hole by cement concrete mix for passing through of the suction line. Delivery Line(2 nos):- Fabrication of delivery line of dia equivalent to pump outlet dia for each pump set , out of G.I. pipe cast steel reflex valve 1 no., cast steel sluice valve 1 No. M.S. bends– qty. as per site requirement M.S. flanges qty. as per site requirement for connecting pump delivery outlet to the delivery manifold. The job involves cutting the pipe in required lengths as per alignment/layout conditions of delivery line at site, the cut edges have to be grinded with grinder to give them smooth and even surface for proper welding. welding the flanges to bends and to the pipe pieces at proper ends in a precise manner, fitting of sluice valve and reflex valve at appropriate place in the delivery line and jointing of one end of the delivery line to pump delivery outlet by providing and fitting of hexagonal fasteners and rubber insertion sheet then jointing the other end of the delivery line to the delivery manifold by creating a hole of required size in the manifold by gas cutting and then jointing to the delivery manifold by way of proper welding work in a precise manner making v-groove all along the circumference of the cut and butt welding. Job also includes creation of a hole in the wall and then dressing to appropriate size by cement concrete mix for passing through it the delivery line of the pump. The whole job includes cost of material i-e., G.I Pipes, Reflex Valve, Sluice Valve welding rods, M.S. flanges, M.S. bends, nut bolts, rubber insertion sheet, oxygen acetylene gas used and POL used by DG set, hire charges/carriage charges of welding set, DG set, gas cutting apparatus and labour charges for skilled and semi-skilled workers deployed for execution of job. LT control Panel(2 NO):-Designing, Fabrication, Installation, Testing and Commissioning of LT Control Panel of 415 volts, AC 3 phase, 50 HZ for 50/60 HP capacity motor Installed at pump room. The panel shall be dust and vermin proof fabricated out of 14/16 SWG CR sheet. The panel should be sturdy enough for vibration free operation and should be equipped with suitable Locking/ Sealing arrangement. The structure should be provided suitable entry and exist holes for incoming and outgoing cables. The panel should be given two coats of anti-Rust primer and two coats of enamel paint. It should be equipped with MCCB 250 Amp 35KA in input side for short circuit protection, Contractor MNX 110 A-2no (Schneider Make or equivalent) for main and delta supply and 1No contractor MNX-70A (Schneider Make or equivalent) for star operation, I No timer for change over the supply of motor from star to Delta, 2 No push buttons for stop and start operation of motor. 1No thermal relay fitted with main contractor. Metering: The enclosure should be voltmeter, ampere meter are to be provided along with the required current transformer and selector switches. All control wiring should be neat and clean with flexible copper cable to complete the star- delta circuit of outgoing supply. Features and specifications a)Automation:- the system shall trip off the motor on power failure and on appearance of an electrical fault mentioned below which may otherwise damage the motor field coils and restart the motor automatically on resumption of electric fault thus providing automation to the system and protection to the motor. The system shall provide against:- 1. Low voltage below 350V. 2. High voltage above 450V. 3. Single phase. 4. Reverse phasing. 5. Un Balanced phasing. 6. Dry running. 7. Over loading. Testing and Commissioning of control panel by making connecting to incoming terminals and outgoing terminal of control panel. The job includes providing/ Laying/ fitting of suitable PVC copper conductor properly thimbles at the ends. Testing the performance of the panel on no load and on full load. The job includes the cost of all types of material and labour charges. Painting:-Cleaning all the surfaces of suction and delivery lines by scrubbing with emery paper, sand paper, wire brushes and then applying a single coat of red oxide primer, drying out at moderate temperature then applying two coats of black synthetic enamel paint for smooth and even shades. Job includes cost of material and labour charges. Panel Board, Main switch(1NO)- Fabrication of panel board out of MS angle iron 40mm x 40 mm x 6 mm having a rectangular frame and 2 no horizontal legs and 2 no vertical legs for mounting on the wall and on ground in the pump room, fitting of 12 mm thick one sided mica ply in the Angle iron rectangular frame , cutting/drilling of holes for fitting of different equipment over it. Providing and fitting of 1 No. Main switch of MCCB type 250 Amp capacity. Job includes proper installation of panel board at appropriate place first by way of creating two No. holes in the wall and two No. pits in the ground