WBPWD/EEII/NKHED/NIQ-53/19-20

Amount

A. Air Handling Unit Supply, Installation, Testing and Commissioning of 0.6mm Double skin Ceiling Suspended AHU having: 1. 25mm panel thickness injected with 40kg/m3 PUF insulation 2. 6 Row Deep Dx coil in two sections 3.SS drain tray 4. Backward Curved Fan 5. IE2 Squirell cage induction Motor 6. 50mm thick metal viscous/ washable synthetic Prefilter and Fine filter Section 7.Supply Air Damper 8. The AHU shall consist of 1 no. Centrifugal Blower with 2 nos. (1W + 1S) TEFC Squirell cage induction motor. belt drive package with TEFC drive motor of efficiency class IE2 suitable for 415 ± 10% volts, 50Hz, 3 Phase AC supply suitably designed for varialbe frequency drive applications.drain connections, The AHU shall consist of 1 no. Centrifugal Blower with 2 nos. (1W + 1S) TEFC Squirell cage induction motor, stainless steel (18G) drain pan with PUF insulation,

150 mm dia. dial type pressure gauges (2 nos.)and industrial type thermometers (2 nos.) at the inlet and outlet of coil, auto purge valve wherever required, necessary vibration isolation arrangement etc. complete as per specification and of following 4800CFM , 70mm TSP (1W+1S)

B. Condensing Unit Supply, Installation, Testing and Commissioning of Microprocessor based Low Noise Air cooled Condensing unit with R407c refrigerant complete with Filter dryer, ball valve, Expansion Valve etc in order to run the system effectively . 8.5TR (2W+2S)

C. Copper piping for condensing unit Supply installation testing and commissioning of Hard Drawn interconnecting copper pipe between Condensing Unit and AHU suitable for R407c Refrigerant gas 28.6mm Dia

15.9mm Dia

D. Ducting work Supply and installation of GI sheet ducting. 22 Gauge

24 Gauge

Supplying, fixing testing commissioning of supply air diffusers of 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 dampers with anti smudge ring & removable core.

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

Supply and installation of Fresh air Louver with Cowl and Bird screen

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. Fire damper

Actuator

E. Drain pipe work Supply and istallation of UPVC Condensate Drain Pipe 25mm dia

F. Insulation Supplying and fixing of following thickness duly laminated aluminum foil of mat finish closed cell Nitrile rubber (Class "O") insulation 19mm on existing duct after applying suitable adhesive for Nitrile rubber. The joints shall be sealed with 50 mm wide and 3 mm thick self adhesive nitrile rubber tape insulation complete as per specifications and as required.

Supply and Fixing of 10mm Class-O fire Rated nitrile rubber Acoustic insulation

Supply and fixing of 19mm Thick 28.6 mm Dia Fire rated class O Nitrile Rubber Tube for Copper pipe

Supply and fixing of 9mm Thick 25 mm Dia Fire rated class O Nitrile Rubber Tube for Drain Pipe

vii) Digtal Ammeter 3ph,LED type class-1 (make L&T, cat no--WL131010OOOO) for 4nos for outgoing vii) CT 100/5 Amps class-1----4nos for incomer , CT 40/5 viii) Exhaust Fan for Panel ventilation, ix) ON/OFF Push Bottom, x) Wall-mounted type, 2 mm thick CRCA Sheet steel fabricated duly painted powder coated Siemens grey. (415V,3Ph, 4 Wire, 50 Hz). Top and Bottom Entry , Indoor type IP-54 Housing, xi) Micro-processor based control card 8 DI/8 DO, 4 AI (4-20mA or 0- 10 V dc ) / 4AO(0-10V) with 2 X 16 Chr LCD and Key Board for setting parameters. Panel must have 2nos louver on both side for well ventilation (Panel drawing must be approved by EIC prior to start the work)

VFD suitable for above AHU having following specification 1. V/F,slip compensation 2. Built in RCT for sheduling 3. Built in EMC filter class C3 4. Password protection 5. Multi motor control 6. Built in payback counter 7. Bry pump detection 8.Built in 4PID (1main & 3 EPID) 9. Built in RS 485 communication,BACnet,Modbus RTU,Metasys N2 10. Global specification complient-CE,UL(Plenum rated) 11. Conform coating complying to IEC 60721-3-3,class 3C2(3C3 avg) 12. interface 7DI,6DO,2AI,2AO finally Specification,rating,installation,testing and commissioning should be finalize in consultation with EIC Make - ABB,L&T,Danfoss

Supply and installation of 3C,6Sqmm Armoured AL Cable for AHU [make Havells/ Gloster/ Polycab]

Supply and installation of 4C, 10Sqmm Armoured AL Cable for 8.5TR Condensing unit. [make Havells/ Gloster/ Polycab]

Connecting the equipments to earth busbar including S & F GI (Hot Dip) wire of size as below on wall/floor with staples buried inside wall/floor as required and making connection to equipments with bolts, nuts, washers, cable lugs etc. as required and mending good damages

H. Others work Charges for lifting of Indoor & Outdoor units & Scaffolding Arrangement

Labour charge for cutting of brick wall and mending good the damages incl.removal of rubish for installation of ducting as per direction of EIC

Supply and charging of refrigerant (R-407c)

I. ACP Covering work Providing and fixing exterior quality Aluminium Composite Panel (ACP) wall cladding on existing Al. /MS frame work with GI brackets, ACP fixed on the existing frame work by folding the edges of ACP panel ( Engraving the rear surface of ACP sheet) with CP angles, cleats and strainless Steel screws forming groves at the periphery of ACP panel. Such grooves filled with foam and silicon sealant etc. complete with all materials (but including the cost of silicon sealant), labour, scaffolding and all other incidental charges e.g. VAT, Labour cess etc complete in all respect as per

specification and direction of Engineer-in-charge. (Mode of payment is on finished surface area of ACP) (PWD Bldg. Schedule, Part U, P/No. 244, Item 23) 3mm thick (0.25mm Al.+2.5mm LDPE +0.25mm Al. PVDF coating )

M.S. structural works with hollow sections ( square or rectangular shape) conforming to IS: 806-1957 & IS:1161-1958) connected to one another with bracket, gusset, cleat as per design, drawing & direction of Engineer-in-Charge complete including cutting to requisite shape & size, fabrication including metal arc welding conforming to IS: 816-1956 & IS: 9595 using electrodes of approved make and brand conforming to IS:814- 1957, haulage, hoisting and erection all complete. The rate includes the cost of all M.S. Hollow section, all consumables such as electrodes, gas and hire charges of all tools and plants and labour reqired for execution and all incidental chages (such as electricity, labour insurance) etc. complete. Payment to be made on the basis of calculated weight of structural memebrs of MS Holow Section as specified in relevent IS code in finished work. Payment for gusset, bracket, cleat may be made by adding the actual weight of such items with weight of finished structural members. For roof truss works (a. Span up to 12 Mt)

Supply,fabrication & fixing 3nos MS U channel of 6mm thick of size ( 75mmX40mmX40mm) of 1m length for making platform for installation of outdoor unit 0f 8.75 TR ductable split AC incl. Drilling 2nos holes in each channels incl cutting holes into the walla and grouting the same with cement concrete (1:1.5:3) etc. fabricated with 2nos horizontal angle of 25mmX25mmX5mm of 1mtr length incl S/f of safety cage mage of angle (25X25X5mm) & flat 25X5mm irron wth necy painting incl. shed arrangement with corogated PVC sheet with proper clamping arrangement For ODU of AC of Emergency,CB ground floor

S & installation of rectangular type M.S frame of size 10’’ x 6’’ x10’’ of 25mm M.S flat with 02 no interconnections by 25" x 25" x 5" M.S.flat with 25x25x5mm M.S angle with suitable clamping arrangement as required. All angle are jointed by argon welding system. M.S bar gap at 2’’ distance. Whole structure are grouted on wall at each 18" gap with 3" M.S. flat leg splitted at end ( 4" bullet fastener are to be used where grouting will not be possible) and mending good the damage to original finish incl all necy. materials, tools and tackles incl charges of scaffolding and painting with 02 coat of Synthetic enamelled paint over 02 coat of R.O. primer (Asian/Shalimer/Berger) incl. welding, carriage and transportation. (for cu pipe protection) For ODU of AC of Emergency,CB ground floor

Special Terms & Conditions :- i) The Agency must procure the materials from the Manufacturer / OEM or from their authorized. Sales channel so that the standard warranty / Support of the Manufacturer / OEM becomes applicable to the products to be delivered and installed by them. ii) Documents that authenticates such procurement form the Manufacturer / OEM or from their authorized sales channel and standard warranty / support should be sent from the e-mail of the Manufacturer / OEM /authorized sales channel to the e-mail of Engineer-in-Charge and hard copy of it to be submitted during execution of work/submission of bill. iii) If any refurbished material is supplied and installed, panel action will be taken as per existing rules.

Rate should be quoated including all taxes and duties

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