Renovation of air conditioning facility of DOAA building Ist and 2nd floor for Wadhwani School of AI including supply and laying of chilled water pipeline connected with new central AC plant IIT Kanpur

2000 CFM, Ceiling suspended, 30 mmwc static, with 50 mm thick PUF injected

3000CFM, Floor mounting, 35 mmwc static, with 50 mm thick PUF injected

SITC of Ceiling suspended fan coil unit (FCU) with BLDC motor, The unit shall be complete with insulated enclosure, comprising of blower, BLDC motor with fan speed controller, 3 row copper coil section, washable filter section, 2 way motorized valve with actuator, Thermostat with temperature and control by actuator modulation and fan speed control and all valve set i.e. ball valve, strainer in supply line and ball valve with 2-way motorized valve in return, brass flair fitting for copper pipe connection, i/c all necessary support /hangers, vibration isolators, insulated & extended condensate drain pan along with L-type auxiliary tray etc. complete as reqd.

CHILLED WATER PIPING

Supplying, laying/ fixing, testing and commissioning of following nominal sizes of chilled/condenser water piping plumbing i/c fabrication of bends / elbows, tees, reducers etc) inside the building (with necessary clamps, wooden/puf support, vibration isolators, primer/ enamel paint, fittings but excluding valves, strainers, gauges etc.) as per specifications and as required complete in all respect. Note:- The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above.

Supplying & fixing insulation on existing MS 'C' class pipe over exposed surface/underground of following sizes with 50 mm thick fire retardant thermocole ( polystyrene) molded pipe section of density 20 kg/cu.m after a thick coat of cold setting adhesive (CPRX compound) wrapping with 500g polythene faced hessian cloth, wire mesh, sand-cement plaster & enamel painting two or more coat to give even shade after applying one coat of ordinary paint etc complete as required.

Supplying, fixing, testing and commissioning of following BUTTERFLY VALVE (MANUAL) with C I body SS Disc, Nitrile Rubber Seal & Oring PN 16 pressure rating size 200 mm to 400 mm gear type with removable wheel and below 200 mm with hand lever operated for chilled water/hot water circulation in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications as specified.

Cutting and dismantling of damaged and defective MS'C' class pipe of size as mentioned below ( exposed over the surface/ underground ) i/c shifting the same to sectional store or desired location i/c cartage.

125 mm to 200 mm dia

Excavating trenches of required with for pipes, cables etc including excavation for sockets, dressings of sides, bottoms, depth up to 1.5 mtr including getting out the excavated ramming of soil, and then returning the soil as required in layers not excavate

Pipes, cables, etc exceeding 80 mm dia.but not exceeding 300 mm dia.

Supply and fixing industrial type thermometer of proportioning length with adjustable angle, direct reading including thermo well socket. Thermometer shall be suitable to read water temperature of range 0°C to 50°C completed as required.

Providing and fixing 0-150 PSIG industrial type pressure gauge in position of 65/100 mm dia with petcock valves (gun metal / brass) complete with pressure snubber, nipple etc complete as required.

Making a brick masonry chambers following size in side with first class designation brick work in cement mortar 1:6 coarse sand duly plastered with frame of angle iron 35x35 x5 mm & top cover with 2 mm thick ms sheet fixed with handle i/c two coat painting as specified design complete as required.

Demolishing brick work i/c stacking of serviceable mat. within 50 mtrs lead. In cement mortar.(15.7.4) dsr code

Cutting road and making good the same i/c supply of extra quantities of materials i.e. egg., mooram screening, red bajri and labour req.

Supplying, installation, balancing and commissioning of fabricated at site GSS sheet metal rectangular/ round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports, bends, transitions, reducers, end caps, collars etc as required complete in all respect in confirmation with IS : 655 and approved drawings and specifications of following sheet thickness complete as required

Thickness 0.63 mm sheet

Thickness 0.80 mm sheet

Supplying, installation, testing and commissioning of GI volume control duct damper complete with neoprene rubber gaskets, nuts, bolts, screws linkages, flanges etc in confirmation to SMACNA/IS and as per specifications complete etc. as required.

Supplying & fixing of powder coated extruded aluminium Return Air Grills with louvers but without volume control dampers complete in confirmation to SMACNA/IS and as per specifications complete etc. as required.

Providing & fixing of thermal insulation with aluminium foil faced XLPE Class 'O' insulation sheet of following thickness on existing surface of pipe/duct with dentrite/adhesive etc.The joints shall be sealed with 50 mm wide and self adhesive PVC/Aluminum tape complete as required.

P & F of acoustic insulation with open cell Nitrile rubber sheet(Accosound) super silence of following thickness, on existing surface with adhesive i/c nut, bolt washer as req on duct.etc. complete as required.

Providing & fixing of SS ball valve of following size with compatible to proportioning Copper/MS pipe i/c all necessary accessories, support /hangers, including old dismantling if any complete as reqd.

Upto 5 H.P

Providing, laying, testing, and commissioning of following size Un-armoured XLPE insulated Copper conductor power/control cable of following size on surface/recessed complete as required.

3 Core x 1.5 Sq mm

4 Core x 2.5 Sq mm

Supplying, Fixing, installation, testing and commissioning of powder coated extruded aluminium Supply Air Grills with aluminium volume control dampers in confirmation to SMACNA/IS and as per specifications complete etc. as required. sq. m 9623