Up-gradation of Civil Hospital from 200 Bedded to 300 bedded Ambala City in Ambala Distt. (Pdg. HVAC System).

Amount

Water Cooled chilling units - AHRI CERTIFIED Supply, Installation, Testing and Commissioning of Twin Screwtype water cooled flodded Chiller with VFD each having a minimum actual capacity of 350 TR at below mentioned parameters suitable for operation on refrigerant R - 134a for Screw type Machine each comprising of the following complete as per specifications and as required. Twin Screw Single Compressor Hosizontal / Vertical Semi hermatic /hermatic complete with automatic capacity control safety switches , forced feed lubrication system etc. as per the specifications. Suitable capacity squirrel cage induction motor with class 'F"/"H" insulation suitable for operation on 415 +/- 10% volts, 50 Hz A.C. supply. Necessary drive arrangements and unit Mounted VFD Starter. 1 Set - Lubrication device consisiting of automatic electric oil pump, Oil cooler, head tank, oil strainer and automatic pressure regulating valve, Oil heater, Oil heater thermal switch etc.as per specifications 1 No - Matching shell and tube water cooled condenser (ASME Stamped) of M.S shell and integrilly finned copper tubes, Pressure drop across shell shall be less than 8 meters. 1 No - Matching shell and tube flooded tyoe chiller (ASME Stamped) for screw type units of MS shell and copper tubes pressure drop across shell shall be less than 5 meters. 1 Lot - Refrigerant piping fittings , Valves and acessories to inter connect compressor , Condenser , Chiller and expansion Valve. Lot - water flow switches at outlet of condenser & Chiller , water drain , air purge valves , thermometer and pressure guages wherever required. 1 Set - Microprocessor based Control panel complete with acessories as per specifications. Lot - Suction Line and chiller insulation with minimum 19mm thick polyvinyl nitrile rubber insulation complete as required. Lot - Intiial / First charge of refrigerant gas & Compressor Oil Lot - RCC/ Cement concrete foundation for the chilling unit Max IKW/ Ton : 0.68 Condenser water In : 32.2 °C Condenser Water Out : 36.4 ° C Condenser Pressure Drop : Less than 8 mtr Condenser Foulling Factor (FPS) : 0.001 Chilled water In : 12.2 °C Chilled Water OUT : 6.7° C Chiller pressure Drop : Less than 5 mtr Chiller Fouling Factor (FPS) : 0.0005 Actual Cooling Capacity : 350 TR C.O.P shall be Minimum 5.8 NPLV not more than 0.39 350 TR Actual Capacity

CHILLED WATER PUMP. Supply, Installation, Testing and Commissioning of End Suction top Discharge close Coupled type pumps with electric motor for re-circulation of water for the central air conditioning system with CI casing. Bronze/SS (CF8) impeller, high strength steel shaft. The pump motor shall be suitable for 415 ± 10% volts, 50 Cycles 3 phase AC power supply of IE2 efficiency class. Pump and motor shall be factory assembled for unit responsbility all the items shall be sourced from single supplier. Note - Pump working pressure shall be minimum 12 bar Primary chilled water pump 965 USGPM at 14mt. Head (One Standby)

CONDENSER WATER PUMP. Supply, Installtion Testing and Commissioning of End Suction top Discharge Close coupled type pumps with electric motor for re circulation of water for the central air conditionng system with CI casing, Bronze/SS (CF8) impeller, high strength steel shaft. The Pump Motor shall be suitable for 415 ± 10% Volts, 50 Cycles, 3 phase AC power Supply of IE2 Efficiency class. Pump and motor shall be factory asembled for unit responsibility all the items shall be sourced from single supplier Note - Pump working pressure shall be minimum 12 bar Condenser Water Pump 1400 - USGPM at 28-30 Mtr Head (one standby)

Cooling Tower Suppy, installation, testing and commissioning of FRP induced draft cooling tower with FRP water basin, PVC fills with integral louvers and drift eliminators complete with hot water basin either fitted with spray nozzles or having self rotating sprinklers, statically & dynamically balanced axial flow, gear driven fans with TEFC induction motor of class F insulation, efficiency class EFF-1 / EEF - 2 suitable for operation on 415 + 10% volts, 50 Hz. AC supply; suction screen, make up-quick fill arrangement, overflow and drain connections with all necessary valves & foot valves, suitable inspection ladder, access arrangement for cooling tower interior, steel /masonary supporting structure with proper design, anti-vibration mountings, foundation nuts, bolts, painting etc. complete as required and as per specification with the following: Capacity : 450 Tons (Two working & one standby) Water entering temperature : 98 oF Water leaving temperature : 90 oF Wet Bulb Temperature : 83 oF

Airhandling Units (Floor Mounted Type) Supply, Installtion, Testing and Commissioning of factory built floor mounted Chilled / Hot water double skin type Air Handling units made of 25mm thick panels consisting of G.I casing of thickness 0.8 mm precoated outside layer and 0.8 mm inside layer with polyutherene foam (PUF) insulation of density not less than 38 kg/cum factory injected between them by injection molding machine , complete with DIDW forward/Backword curved centrifugal fan section suitable for static pressure a detailed below , fire retardent flexible connection cooling/ heating coil section with aluminium finned copper tube (tube thickness not less than 0.5 mm) Coolling / heating coil , filter sections with 50 mm thick metal washable synthetic type air pre filters , fine filters mounted on saparate filter section filter frame shuold be capable to installed Micro filters whenever required, Complete UVGI system, belt drive package with TEFC high efficiency IE 3 motor suitable for 415 ± 10% volts, 50 Hz, 3 phase AC supply drain connections stainless steel drain pan complete with all fittings and acessories, necessary vibration isolation arrangements etc. complete as per specifications and following capacities : AHU FM 16000 CFM, 6 ROW, Cooling/ Heating Coil 40 TR , 75 mmwg Static Pressure Forward / Backword Curved Blower , Pre filter, Fine filter, UVGI System

AHU FM 14000 CFM, 6 ROW, Cooling/ Heating Coil 35 TR , 75 mmwg Static Pressure Forward / Backword Curved Blower , Pre filter, Fine filter, UVGI System

AHU FM 12000 CFM, 6 ROW, Cooling/ Heating Coil 30 TR , 75 mmwg Static Pressure Forward / Backword Curved Blower , Pre filter, Fine filter, UVGI System

AHU FM 10000 CFM, 6 ROW, Cooling/ Heating Coil 25 TR , 75 mmwg Static Pressure Forward / Backword Curved Blower , Pre filter, Fine filter, UVGI System

AHU FM 8000 CFM, 6 ROW, Cooling/ Heating Coil 20 TR , 75 mmwg Static Pressure Forward / Backword Curved Blower , Pre filter, Fine filter, UVGI System

AHU FM 8000 CFM, 6 ROW, Cooling/ Heating Coil 10 TR , 75 mmwg Static Pressure Forward / Backword Curved Blower , Pre filter, Fine filter, UVGI System and mixing Boz for OT

Airhandling Units (Ceiling Suspended Type) Supply, Installtion, Testing and Commissioning of factory built floor mounted Chilled / Hot water double skin type Air Handling units made of 25mm thick panels consisting of G.I casing of thickness 0.8 mm precoated outside layer and 0.8 mm inside layer with polyutherene foam (PUF) insulation of density not less than 38 kg/cum factory injected between them by injection molding machine , complete with DIDW forward/Backword curved centrifugal fan section suitable for static pressure a detailed below , fire retardent flexible connection cooling/ heating coil section with aluminium finned copper tube (tube thickness not less than 0.5 mm) Coolling / heating coil , filter sections with 50 mm thick metal washable synthetic type air pre filters , fine filters mounted on saparate filter section filter frame shuold be capable to installed Micro filters whenever required, Complete UVGI system, belt drive package with TEFC high efficiency IE 3 motor suitable for 415 ± 10% volts, 50 Hz, 3 phase AC supply drain connections stainless steel drain pan complete with all fittings and acessories, necessary vibration isolation arrangements etc. complete as per specifications and following capacities : AHU FM 12000 CFM, 6 ROW, Cooling/ Heating Coil 30 TR , 75 mmwg Static Pressure Forward / Backword Curved Blower , Pre filter, Fine filter, UVGI System

AHU FM 10000 CFM, 6 ROW, Cooling/ Heating Coil 25 TR , 75 mmwg Static Pressure Forward / Backword Curved Blower , Pre filter, Fine filter, UVGI System

PID Valves Supply, installation, testing and commissioning of 2 way modulating valve cum pressure independent balancing valve along with actuator & proportionate thermostat, transformer complete as per specifications and drawings. 80 mm dia

65 mm dia

50 mm dia

32 mm dia

TERMINAL HEPA FILTER SECTION FOR OT Supply, installation, testing and commissioning of 6x4 SS Hepa filter Plenum section for OT with 610 x 610 x 305 - 4 Nos HEPA FILTERS and Space for Lamps

Condenser Water Piping Supply, fixing, testing and commissioning of condenser water pipe of following sizes of M.S. 'C' class along with necessary clamps, vibration isolators and fittings such as bends, tees etc. but excluding valves, strainers, gauges etc. adequately supported on rigid supports duly painted / burried in ground excavation and refilling etc. as per specifications and as required in all respect. Note : The pipes size 150 mm and below shall be M.S. 'C' class as per IS : 1239 and pipes size above 150 mm shall be welded black steel pipe heavy class as per IS : 3589 from minimum 6.35 mm thick M.S. sheet for pipes upto 350 mm dia and for minimum 7 mm thick M.S. sheet for pipes for 400 mm dia and above. 300 mm

Valves without Insulation Supplying, fixing, testing and commissioning of following valves, gauges and strainers for condenser water circulation as per specifications. Butterfly Valve (Manual) with C I body SS Disc, Nitrile Rubber Seal & O- Ring PN 16 pressure rating as specified. 300 mm

Non Return Valves Non return valve with dual plate of CI body and SS plates vulcanized NBR seal flanged and PN 16 pressure rating as specified. 200 mm

Balancing Valve with Built in Measuring Facility with C I body flanged construction with EPDM coated disc with longpitch with protected out pipe insulation & PN 16 pressure rating as specified. 300mm

Y - Strainer of Ductile CI Body flanged ends with stainless steel strainer as specified. 250 mm

Pot Strainer 300 mm

Flexible Connection 200 mm

Water flow switch

Providing and fixing of in position the industrial type pressure gauges with gun metal / brass valves complete as required.

Providing & fixing of in position the mercury in glass industrialtype thermometers.

Insulated Chilled/Hot Water Piping (Nitrile Rubber Insulation) Supplying, laying / fixing, testing and commissioning of following nominal sizes of chilled/hot water piping inside the building (with necessary clamps, vibration isolators and fittings but excluding valves, strainers, gauges etc.) duly insulated with following closed cell elastomeric nitrile rubber of class 'O' insualtion applied by adhesive cofirming to standard specifications and finally applying 0.63 mm aluminium sheet cladding complete with type 3, grade 1 roofing feltstrip (as per IS : 1322 as amended upto date) at joints and repairing of damage to building etc. as per specifications and as required complete in all respect. Note : The pipes size 150 mm and below shall be M.S. 'C' class as per IS : 1239 and pipes size above 150 mm shall be welded black steel pipe heavy class as per IS : 3589 from minimum 6.0 mm thick M.S. sheet for pipes upto 350 mm dia and for minimum 7 mm thick M.S. sheet for pipes for 400 mm dia and above. Piping 250 mm (32 mm thick insulation)

200 mm (32 mm thick insulation)

150 mm (32 mm thick insulation)

125 mm (32 mm thick insulation)

100 mm (32 mm thick insulation)

80 mm (32 mm thick insulation)

65 mm (32 mm thick insulation)

50 mm (32 mm thick insulation)

40 mm (32 mm thick insulation)

32mm (32 mm thick insulation)

25 mm (19 mm thick insulation)

Insulated Valves Supplying, fixing, testing and commissioning of following valves, strainers, gauges in the chilled/hot water plumbing duly insulated tothe same specifications as the connected piping andadequately supported as per specifications. Butterfly Valve (Manual) with C I body, Nitrile Rubber Seal & O- Ring PN 16 pressure rating for chilled/hot wate circulation as specified. 200 mm

Balancing Valve with Built in Measuring Facility with C I body flanged construction with EPDM coated disc with longpitch with protected out pipe insulation & PN 16 pressure rating for chilled/hot water circulation as specified. 150 mm

Non Return Valves Non return valve with dual plate of CI body and SS plates vulcanized NBR seal flanged and PN 16 pressure rating for chilled/hot water circulation including insulation as specified. 150 mm

Y - Strainer of Ductile CI Body flanged ends with stainless steel strainer for chilled/hot water circulation includinginsulation as specified. 200mm

Flexible Connection 200mm

Water flow switch

Providing and fixing of in position the industrial type pressure gauges with gun metal / brass valves complete as required.

Providing and fixing of in position the mercury in glass industrialtype thermometers.

Auto Airvent 25 mm dia

Auto Airvent 25 mm dia

Hot Water Generator Supply, installation,testing and commissioning of electrical HW generator with sufficient number of electrical imersion heaters. The pressure vessel shall be constructed as per ASME standards and insulated on all sides with 100 mm thick fiber glass and cladded with 0.80 mm aluminium sheet in a neat and clean manner. The generator shall be equipped with all automatic and safety controls such as manual reset high temperature water outlet,step controller and recycling relay,'ON' 'OFF' switch thermostats,pilot light,low water cutoff and other controls as per manufacturers recommendations. All basic controls and terminals shall be located in an integral control cabinet factory wired and tested. The generator shall be suitable for 415(+) (-) 10% volts,50 cycle,3 phase power supply. The entire generator shall be factory assembled and tested at 350 PSI pressure.Brand/model shall be approved by the engineer. Hot water Water IN 45.0O C Water OUT 50.5O C Water flow rate 300 lit/m 400 KW

Expansion Tank Supply,installation,testing and commissioning of PVC expansion tank 2000 Liters complete with 50 mm thick expanded polystyrene (TF quality) insulation covered with vapour barrier, 0.5 mm x 20 mm GI wire mesh netting and finished with 0.5 mm thick GI cladding duly plastered and complete with vent and drain connections with float valve, quick fill and control valves etc.as required.Brand/model shall be approved by the engineer incharge. 2000 litres capacity

Inline Fans Supply, installation, testing and commissioning of inline ducted fans of G.I. construction complete with centrifugal fan with motor, drive, canvass connection at inlet & outlet complete with MCB panel with cabling and earthing (with 5 Rm). Fan shall be suitable for operation on 220+6% volts, 50 Hz, 1 Phase AC power supply. All single phase inline fans shall be provided with factory filled speed regulation and as per specification and drawings. 750 cfm, 15 mmwg S.P.

100 cfm, 10 mmwg S.P.

Axial Flow Fan Supply, installation, testing and commissioning of axial flow tube/vane type fresh/exhaust fan complete fan made out of M.S. / G.I. casing having cast aluminium alloy impeller with high efficiency Aero-foil section blade directly driven, with fan with motor, drive set, mounting frame, mounting accessories canvass connection, gravity damper of G.I. at fan outlet.All the fans are synthetic enamelled painted and complete with birdscreen at inlet as well as outlet. The electric motor coupler shall be squirrel cage induction motor confirming to IS - 325-IP-55 with class 'H' / 'F' insulation, motor shall be fire rated upto 250 degrees centigrade for 21/2 hour rating. Fan should be as per specification and drawings.Motor shall be suitable for 415V/50Hz/3 Phase power supply.( Fan to be suspended from ceiling/installed on wall required M.S. supports etc. and mounting accessories should be taken ). Supply- 3700 cfm Axial fan for exhaust

Supply- 3400 cfm Axail fn for fresh air

Supply, installation, testing and commissioning of axial flow tube/vane type fresh/exhaust fan complete fan made out of M.S. / G.I. casing having cast aluminium alloy impeller with high efficiency Aero-foil section blade directly driven, with fan with motor, drive set, mounting frame, mounting accessories canvass connection, gravity damper of G.I. at fan outlet.All the fans are synthetic enamelled painted and complete with birdscreen at inlet as well as outlet. The electric motor coupler shall be squirrel cage induction motor confirming to IS - 325-IP-55 with class 'H' / 'F' insulation, motor shall be fire rated upto 250 degrees centigrade for 21/2 hour rating. Fan should be as per specification and drawings.Motor shall be suitable for 415V/50Hz/3 Phase power supply.( Fan to be suspended from ceiling/installed on wall required M.S. supports etc. and mounting accessories should be taken ). 6500 cfm @ 50 mm SP

Drain Piping Supply and installation of G.I piping/equivalent PVC Piping complete with fittings, supports as per specifications and duly insulated with 6 mm thick nitrile insulation as per specification and drawings. 50 mm dia

40 mm dia

32 mm dia

25 mm dia

Ducting Supply, installation, balancing and commissioning of fabricated at site GSS sheet metal rectangular ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports etc. as per approved drawings and specifications of following sheet thickness complete as required. G.I. Sheet Metal Ducting (Rectangular) 0.63 mm (24 G)

Insulation Supplying and fixing of following thickness closed cell Nitrile rubber (class "O") insulation on existing duct. The joints shall sealed with50 mm wide and 3 mm thick self adhesive nitrile rubber tapeinsulation complete as per specifications and as required. 19 mm thick

13 mm thick

Duct Acoustic Lining Supply & installation of duct acoustic lining with open cell nitrile rubber insulation of below mention thickness as per specifications and drawings. 13 mm

Grilles/Diffusers Supply, installation, testing and commissioning of Aluminium extruted powder coated supply and return air grilles/ diffusers as per specifications and drawings (Approval of colour shall be taken from Architects/Consultants). Supplying & fixing of powder coated extruded aluminium Supply Air Grills with aluminium volume control dampers as per specifications.

Supplying & fixing of powder coated extruded aluminium Return Air Grills with louvers but without volume control dampers complete as required.

Supplying, fixing testing commissioning of supply air diffusersof powder coated aluminium with aluminium volume control dampers with anti smudge ring & removable core.

Supplying, fixing testing commissioning of Return air diffusers of powder coated aluminium without volume control damperswith anti smudge ring & removable core.

Fresh air Grilles Supply and installation of Fresh air grille of 18 Ga G.I. with louvers, bird Screen and damper as per specifications and drawings.

Acoustic Insulation for AHU Room Supplying, fixing acoustic lining on wall and ceiling of AHU rooms with 50mm thick, density 32 kg/cu.m resin bonded glass fiber insulation friction fixed in 610mm x 610 mm frame work made of 25 X 25 x 5 mm made out of 0.6mm thick GI sheet U shaped channel and covered with reinforced fiber glass tissue and finished with 0.80 mm perforated aluminium sheet etc.complete as required and as per specifications.

Volume Control Damper Supply, installation,testing & commissioning of GI volume control duct damper complete with neoprene rubber gaskets, nuts, bolts, screws linkages, flanges etc, as per specifications.

Fire Damper Supplying, fixing, testing and commissioning of fire dampers insupply air duct/main branch and return air path as and wherere quired of required sizes i/c control wiring,the damper shall be motorized and spring return so as to close the damper in the event of power failure automatically and open the same in case of power being restored. The spring return action shall be inbuilt mechanism and not externally mounted. The damper shall also be closed in the event of fire signal complete as required and as per specifications. Fire dampers

Actuator assembly (10 NM)

ELCB Supply and fixing of weather proof ELCB (Earth leakage circuit breaker) with suitable rating near each cooling tower the prices should be inclusive of copper cabling from ELCB to cooling tower. 63 Amps

1 No. 16 Amps MCB outgoing along with DOL starter for AHU 3.7 kw motor.

1 No. 10 Amps MCB outgoing along with DOL starter for AHU 2.2 / 1.5 / 1.1 / 0.75 kw motor.

1 No. 16 Amps MCB outgoing along with 1 No. DOL starter for Axial fan 3.7 kw motor.

1 No. 10 Amps MCB outgoing along with 1 No. DOL starter for Axial fan 1.5 kw motor.

Power Cabling Supply & laying of aluminium conductor XLPE/P.V.C. insulated armoured and served cable to be laid loose in the existing trench or pipe as per PWD General Specifications 2010:- Aluminium conductor XLPE/ PVC insulated PVC sheathed armoured and served cable working voltage 1100 volts grade 300sq.mm (31/2 Core)

Aluminium conductor XLPE/ PVC insulated PVC sheathed armoured and served cable working voltage 1100 volts grade 25 sq.mm (Three Core)

Aluminium conductor XLPE/ PVC insulated PVC sheathed armoured and served cable working voltage 1100 volts grade 16 sq.mm (Three Core)

Aluminium conductor XLPE/ PVC insulated PVC sheathed armoured and served cable working voltage 1100 volts grade 4 sq.mm (Three Core)

Cable Tray Supplying and installing following size of perforated painted with powder coating M.S. cable trays with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with M.S. suspenders including bolts & nuts, painting suspenders etc as required. 450 mm width X 50 mm depth X 2.0 mm thickness

300 mm width X 50 mm depth X 1.6 mm thickness

100 mm width X 50 mm depth X 1.0 mm thickness

Earthing Supply and laying of double earthing continuity conductors of G.I. /G.S.S between panel boards and equipments as drawings. (May be checked at site). Providing & fixing of 25 mm x 5 mm G.I. strip on surface or in recess for connections etc. as required.

Providing & fixing of 6 SWG dia G.I. wire on surface or in recess for loop earthing as required.

After completion of work, during free comprehensive maintenance period of first 12 month guarantee period (operation cost only).

Note:- After one year Guarantee period separate agreement for CMC of subsequent year shall be done and CMC is mandatory.

Schedule No. 2 for CMC 1st Year - Comprehensive maintenance & Operation cost (after free warranty period only) @ 4% on Original work done amount

2nd Year - Comprehensive maintenance & Operation cost @ 4.5% on Original work done amount

3rd Year - Comprehensive maintenance & Operation cost @ 5% on Original work done amount

4th Year - Comprehensive maintenance & Operation cost @ 5.50% on Original work done amount

5th Year - Comprehensive maintenance & Operation cost @ 6% on Original work done amount

Note:- First year of CMC will start after excluding the free warranty period of one year.

Hemcool Engineers

KRISHNA REFRIGERATION

Blue Star Limited

Unique Engineers Pvt Ltd