Providing HVAC system in big classroom in lower basement of NIA, Sec-9, Dwarka, New Delhi

DSR Amount Non DSR Amount

A) AIR COOLED VRV UNITS

1 OUTDOOR UNITS

Supply, installation, testing and commissioning of aircooled variable refrigerant volume modular type

airconditioning system with R410a refrigerant suitable for 415±10%, 50 cycles.The unit shall consist of indoor

and out door units with individual controller as per detail given in specifications and having following

Modular type outdoor units equipped with highly efficient 100% inverter type scroll compressors with special

1.1 precoated heat exchanger, low noise condenser fan housed in compact housing duly powder coated and

Outdoor unit having COP at 100% load to be minimum 3.6. of following capacitites:

1.2 Cost of R 410 A Gas should be inclusive

Cost of any civil work to install the unit including footing, excavation, filling, frames etc should be inclusive

Supply, installation, testing and commissioning of factory built Floor Mounted Air handling units in Double

Skinned air-handling unit with Mixing Chamber alongwith F/A damper with 43+2 mm thick panels Horizontal

type fabricated out of extruded aluminium (1.6 mm thickness min.)section with Thermal break profile at

corners and at joints for double skin air handling units alongwith internal covings with 0.63 mm thick pre-

plasticide galvanised sheet outside & 0.63mm thick polished galvanised Steel sheet inside with 120 GSM zinc

coating and polyurethene foam(PUF) insulation having density of 42 kg/m3,complete with DIDW forward

curved belt driven / Plug type,Refrigerant(R-410A) cooling coil with aluminium finned copper tubes. Filter

section having 50 mm thick with pre filter 90% efficiency down to 10 micron and secondly Bag type fine filter -

99% efficiency down to 5 micron & TEFC Sq cage induction motor suitable for 415 +10% volts,50 Hz, 3 phase

AC supply,drain connections with 1.25 mm thick stainless steel drain pan alongwith duly insulated as

manufacturer standard and necessary vibration isolation arrangement to avoid any vibration , mounting

accessories etc. complete as per specifications and drawings. The item inclused all the civil activities involved

such as: making space foe footings, casting of pedestal etc. complete in all respect

All TFA/AHU With Pre filter and Fine filter , Thermal Break Profile,mixing chamber and with three phase

motore suitable for VFD Drive/BMS Compitable

Digitally signed by AMIT

Supply, installation, tesing and commissioning of Imported Remote controllers (Corded) for operation of

Hiwall/Cassette/ductable indoor units/AHU.

a MR SITC of Expansion and control Kit Required for the above AHU to make the system complete Nos 3 39,136 1,17,408

Supply, Installation, Testing and Commissioning of Control cum Transmission wiring(4C x1.5sqmm.) in suitable

conduits between indoor & outdoor units including supply of screened wires, supports, installation , saddles,

ties, tags, ferrules, lugs, nuts/bolts/hardware etc. complete in all respects as per specifications and any other

item required to make the system complete.

SITC of Interconnected Copper Piping (Soft/Hard both) the piping duly insulated with Nitrile insulation tubes

of respective sizes and control cabling from AHU to Outdoor units.

Wiring for circuit/ submain wiring alongwith earth wire with the following sizes of FR PVC insulated copper

conductor, single core cable in surface/ recessed steel conduit as required

Supply & Installation of Electrical Panel as per requirement to fulfill the above machinary needs and

operationability.

2 AIR SIDE WORKS

2.1 Site Fabricated Duct - GI duct

Supply,Fabrication , Installation and testing of sheet metal ducts in accordance with the approved shop

drawings and specifications of following sheet thickness completed as required

2.2 Factory Fabricated Duct - GI duct

Supply,Installation,balancing and commissioning of factory fabricated GSS sheet metal ducts

(rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter,vanes, hangers,

supportsetc.) in accordance with the approved shop drawings and specifications of following sheet thickness

completed as required

2.3 Air Registers (Grilles/Diffusers) :-

Supply and fixing of power coated extruded aluminium supply air grills with aluminium volume control

Supply and fixing of power coated extruded aluminium return air grills with louvers but without volume

Supply, Installation, testing and commissioning of GI volume control duct damper complete with neoprene

rubber gasket, Nut, bolts, screw, linkages, flanges, etc. as per specification Sqm.

Digitally signed by AMIT

2.4 Fresh Air/Exhaust Air Louvers

Supply, Installation, Testing and Commissioning of extruded aluminium louvres with frame bird screeen 50

MR mm pre-filter with frame, mounting arrangement etc. as per specifications and drawings.

2.5 MOTORIZED FIRE AND SMOKE DAMPERS

Supplying, Fixing, testing and commissioning of fire dampers in supply air duct/main branch and return air

path as and where required 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

c MR Interconnecting wiring for the fire alarm system with the AHU and the smoke dampers. Including all materials Lot 1 45,000 45,000.00

Sealing the openings around the sleeve of the fire dampers with approved fire sealant, as per the

recommendations of the manufacturer and specifications.

e MR Minor civil works; includes wall openings and making good of them Lot 1 25,000 25,000.00

3 MECHANICAL INSULATION

3.1 DUCT LINE ACOUSTIC TREATMENT

Supply and installation of cross linked open cell Foam/XLPE/Nitrile Rubber Acoustic insulation on ducts having

density of 30 to 60 Kg/ M³ ,having K value 0.029 W/m ° K at 0°C Deg temp and temp range of -70°C to +100°C

and fire rating Class O as per BS 476 Part 6 from CBRI,Roorkee and CFC/HCFC free as per US EPA 5021 A(2014

). • Smoke & Toxicity index of material shall be passed as per IMO MSC 307 ( 88 ) 2010 Anexx 1 Pt 2 and as

per the approved specifications.

15mm thick XLPE/Nitrile Rubber Acoustic open cell insulation on one side for Duct acoustic insulation

3.2 DUCT LINE THERMAL INSULATION

Supply and installation of cross linked closed cell Foam/XLPE/Nitrile Rubber Thermal insulation on ducts

having density 0f 30 ±3 Kg/ M³ ,having K value 0.029 W/m ° K at 0°C Deg temp and temp range of -70°C to

+100°C and fire rating Class O as per BS 476 Part 6 from CBRI,Roorkee and CFC/HCFC free as per US EPA 5021

A(2014 ). • Smoke & Toxicity index of material shall be passed as per IMO MSC 307 ( 88 ) 2010 Anexx 1 Pt 2

and as per the approved specifications.

32 mm thick insulation oxide acetate foam/Nitrile Rubber with 2 layesr coat 7 mile cloth insulation or

starbond insulation(for exposed duct)

Digitally signed by AMIT

TOTAL CARRIED TO SUMMARY (Mechanical Insulation works) 0.00 3,51,220.00

Grand Total DSR + MR (inclusive of GST) 47,14,207.00

Digitally signed by AMIT