Replacement of Existing Chilled Water Pumps and other misc.works at ATS complex, Mumbai.

Amount

SH-1:Chiller Pump and Accessories

Supply, Installation, Testing & Commissioning of Centrifugal horizontal split casing Insulated Chilled Water pumps (For primary Chilled water pumping application) in cast iron body, Bronze impeller complete with mechanical seal, TEFC ,IE3, squirrel cage induction motor suitable for 3 Phase, 415V +/- 10%, 50 c/s, AC power supply, base plate, mounting channel frame, accessories and fittings. i.e. Mechanical Seal, Drains, Coupling, Coupling guard, Vibration isolation arrangement by means of rubber type mounting/OEM recommeded, matching with existing supply and discharge pipe Orientation of the following capacity Flow : 100 Cu.m./Hr. Approx. , Head : 60 Mtrs. Motor : Rated Power : No of Pole: 4 Pole, Make: Approved make Pump: Make: Approved make.

Supply and fixing 100 mm. dia. 0-16 Kg./cm2 pressure gauges in SS 304 case with Bayonet type Bezel weatherproof conforming to IP-65 with accuracy of +/- 1% of F.S.D.

Supplying, laying/ fixing, testing and commissioning of following nominal sizes of chilled water piping inside the building (with necessary clamps, vibration isolators and fittings but excluding valves, strainers, gauges, etc.) duly insulated with following closed cell elastometric nitrile rubber of minimum 45 Kg / cubic meter density, thermal conductivity 0.037 W/MK or better at 20 deg. mean temperature class 'O' insulation applied by suitable adhesive complete including repairing of damage to building etc. as per specifications and as required complete in all respect. Note:- The Pipes of sizes 150 mm. & below shall be M.S. 'C' class)

150 mm. dia. (32 mm. thick insulation)

Supplying, laying,fixing, testing and commissioning of following thickness closed cell elastrometric nitrile rubber of class ‘O’ applied by adhesive confirming to standard specifications, as per specifications and as required complete in all respect. Insulation with nitrile rubber of thickness 32 mm. on existing pipe

Supplying, fixing, testing and commissioning of following valves, strainers, gauges in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications.

BUTTERFLY VALVE (MANUAL) with C I body SS Disc, Nitrile Rubber Seal & O- Ring PN 16 pressure rating for chilled water as specified

a)150 mm. dia.

NON - RETURN VALVE with dual plate of CI body SS plates vulcanized NBR seal flanged end & PN 16 pressure rating as specified.

a)150 mm. dia.

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

3 X 35 sq. mm. (28 mm.)

SH-2 Earthing.

Earthing with G.I. earth pipe 4.5 metre long, 40 mm. dia. including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe , etc. (but with charcoal/ coke and salt ) as required. Details of cost for one Set

Providing and fixing 25 mm. X 5 mm. G.I. strip on surface or in recess for connections, etc. as required.

Providing and fixing 25 mm. X 5 mm. G.I. strip in 40 mm. dia. G.I. pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re-filling, etc. as required.

SH-3 Civil Works

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Dismantling of existing chiller pump of capacities including dismantling of Connected of butterfly valve : 150 mm. Dia. and pipe, complete as required :Motor : Rated Power : 22 HP/15 KW, RPM:1450, Make: Kirloskar Pump: Suction Head:100 mm. Delivery : 80 mm., Rated Power: 20 HP, RPM:1450, Model: UP80/38, Make: Kirloskar

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:2:4 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm. nominal size)

Providing and fixing in position 80 mm. medium class MS pipe to required length and installed with screw joints including the necessary fittings duly insulated with 32 mm. thick Class 'O' Nitrile Rubber Insulation, joining with existing MS drain pipe with and as per specifications.

Modification, Fabrication, Fitting , Rewiring with 2.5 Sq.mm. Copper FRLSH wire and 25 Sq.mm. FR Power cable, of existing 15 KW chiller pump panel to 37 KW panel suitable for star delta starter , with MCCB, OLR, Start Stop pushbuttons, 1 no. CT, ON OFF TRIP LED indiacation lamps, timers, links, auxilary contactors, add-ons, lugs in complete as required.