IISER-K/IWD/Elect./20-21/05

Amount

Supplying, installing, testing and commissioning of factory built ceiling suspended chilled water, double skin type air handling units made of 25mm thick panels consisting of G.I. casing of thickness 0.8 mm outside layer and 0.8 mm SS inside layer with polyurethene foam (PUF) Insulation factory injected between them by injection moulding machine, complete with blower section with blower suitable for static pressure as detailed below, minimum 2 bend GSS/PVC eliminators, cooling coil section with aluminium finned copper tubes (tube thickness not less than 0.5mm) cooling coil , filter sections with 50mm thick metal viscous/washable synthetic type air pre-filters & fine, belt drive package with TEFC drive motor (EF1 efficiency) suitable for 415+10% volts, 50 Hz , 3 phase, A.C supply and drain connections, stainless steel drain pan, thermometers and pressure gauges at the inlet and outlet of coil, necessary vibration isolation arrangement etc. The scope includes complete etc as below as required. Makes-Edgetech,Zeco,Waves

AHU Capacity : 3000 CFM,10TR, 40 mm static Pr.,Filter-MERV 13

AHU Capacity : 4000 CFM,10TR, 40 mm static Pr.,Filter-MERV 13

Supplying, installing, testing and commissioning of factory built floor mounted chilled water, double skin type air handling units made of 25mm thick panels consisting of G.I. casing of thickness 0.8 mm outside layer and 0.8 mm SS inside layer with polyurethene foam (PUF) Insulation factory injected between them by injection moulding machine, complete with blower section with blower suitable for static pressure as detailed below, minimum 2 bend GSS/PVC eliminators, cooling coil section with aluminium finned copper tubes (tube thickness not less than 0.5mm) cooling coil , filter sections with 50mm thick metal viscous/washable synthetic type air pre-filters & fine, belt drive package with TEFC drive motor (EF1 efficiency) suitable for 415+10% volts, 50 Hz , 3 phase, A.C supply and drain connections, Separete motor for Supply and exhuast air ,mixing air chamber, exhuast air chamber,stainless steel drain pan, thermometers and pressure gauges at the inlet and outlet of coil, necessary vibration isolation arrangement etc. The scope includes complete etc as below as requred. Makes-Edgetech,Zeco,Wave

AHU Capacity : Supply air -3000 CFM, 20TR, 40 mm static Pr.,Filter-MERV 13 and Exhaust air-2500 CFM

Supplying, laying/ fixing, testing and commissioning of following nominal sizes of chilled water piping plumbing inside the building (with necessary clamps, vibration isolators and fittings but excluding valves, strainers, gauges etc.) duly insulated with fire retardant quality expanded polystrene moulded pipe section of density 20 kg/cu.m after a thick coat of cold setting adhesive (CPRX compound) wrapping with 500g polythene faced hessain and finally applying 0.63mm aluminium sheet cladding complete with type3 , grade 1 roofing feltstrip(as per IS:1322 as amended up to date ) at joints repairing of damage to building etc. as per specifications and as required complete in all respect M.S. pipe 'C' class as per IS : 1239,minimum 6.35mm thick M.S. Sheet. Aluminium sheet Makes: Hindalco,Jindal

80 mm dia.(50 thick insulation)

50 mm dia.(50 thick insulation)

40 mm dia.(50 thick insulation)

32 mm dia.(50 thick insulation)

25 mm dia.(50 hick insulation)

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 / cu m 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. M.S. 'C' class as per IS : 1239 6.35mm thick M.S. Sheet

32 mm dia. ( 19 mm thick insulation)

25 mm dia. (19 mm thick insulation)

Supplying, fixing, testing and commissioning of following valves, strainers, gauges in the chilled water plumbing line, duly insulated to the same specifications as the connected piping and adequately supported as per specifications etc complete as required. Ball valve of following dia. Makes: emrald,castle,CIM

32 mm dia.

40 mm dia.

Supplying, fixing, testing and commissioning of following sizes Motorized Butter fly Valve with CI Body, SS Disc,O - ring and minimum PN-16 pressure rating , conforming to BS 5155, IS 13095, with IP-55 actuator, capable of accepting upto 10V AC , and upto 20mA electric signal and providing similar transduced feedback output to control system as required. Makes: Honeywell,Siemens,Schneider,Belmo

40 mm dia.

32 mm dia.

Supply, installation , testing and commissioning of 20mm Automatic Air Vent valve suitable to purge out the trapped air in the water pipe line complete as required. Makes: emrald,castle, Honeywell

Y- strainer of ductile CI Body flanged ends with stainless steel strainer. Makes: emrald,castle,CIM

40 mm dia.

32 mm dia.

BALANCING VALVE WITH BUILT IN MEASURING FACILITY with C I body flanged construction with EPDM coated disc with long pitch with protected out pipe insulation of following size. Makes:emrald,castle,CIM

40 mm dia.

32 mm dia.

Supply, 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 etc. as per approved drawings and specifications of following sheet thickness complete as required. Makes:Sail,jindal,TATA

Thickness 0.63 mm sheet

Thickness 0.80 mm sheet

Supplying and fixing of 19 mm thickness duly laminated aluminum foil of mat finish closed cell Nitrile rubber (Class "O") insulation 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. Makes: Armacell,Supreme,aeroflex,trocellen

Supplying, fixing testing commissioning of supply air diffusers of powder coated aluminium with aluminium volume control dampers with anti smudge ring & removable core. Makes:Caryaire,Trox

Supplying, fixing testing commissioning of Return air diffusers of powder coated aluminium without volume control dampers with anti smudge ring & removable core. Makes:Caryaire,Trux

Supply ,fixing tesing commisioning of GI damper of thickness 1.25 mm for fresh air to the AHU's. Makes Caryaire,Trux

Electrical wiring Wiring for circuit/ submain wiring alongwith earth wire with the following sizes of FRLS PVC insulated copper conductor, single core cable in surface/ recessed medium class PVC conduit as required. Makes: Havells,KEI,RR,Polycab

2 X 1.5 sq. mm + 1 X 1.5 sq. mm earth wire

Wiring for circuit/ submain wiring alongwith earth wire with the following sizes of XLPE insulated,1.1 KV ,copper conductor, armoured cable, three core cable in surface/ recessed medium class PVC conduit as required.

6 sqmm cable

4 sqmm Cable

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

Supply,installation.testing and commissioning of electric strip heaters of 2 KW capacities for reheat arrangement in banks complete with cooling/ heating thermostat,humidstat,safety stat etc. as per details given below for AHU complete with providing 1 no suitable rating 10KA SP MCB in AHU panel including connections etc. complete as required.Makes:Alco,Daspass

2 KW with 1 thermostat, 1 humidistat and 1 safety stat

Supplying, fixing , testing and commissioning of fire dampers in smoke exhaust fans of required sizes including control wiring. The damper shall be motorised 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 built mechanism and not externally mounted . The damper shall also be closed in the event of a fire signals complete as required as per specifications. The fire dampers shall have 375mm long sleeve with flange ends.

Fire damper Makes:Caryaire,Trox

Actuator Makes: Honeywell,Belmo,Scheider,Siemens

Supply,installation,testing and commissioning of limit switch and panel light for each AHU Makes: Siemens,Honeywell,LnT

VFD drive complete with incoming electrical isolator in enclosure.The scope includes incommer electrical isolator and further distribution including PVC / XLPE insulated copper cables,connection thimbles, VFDs, bypass starters, etc in a suitable size starter panel equipped with all accessories with BMS compatibility ,fire tripping arranagement, non-potential points etc - 1 set for each AHU, provision in starter panels to strip heater/limit swithch/AHU light connection / MCB / sockets etc , loop earthing complete etc as required. (Auto/manual scope in panel, Bye pass starter option are in scope of work) VFD Makes: ABB,Danfoss Contactor Makes: LnT,Schneider, ABB, Siemens MCB Makes:LnT,Schneider, ABB ,Siemens

AHU capacity-3000 CFM

AHU capacity-4000 CFM

AHU capacity-3000 CFM Supply air and 2500 CFM exhaust air

Supply and fixing of a coat of starbond or equivalent adhesive on insulation & then the insulation shall be wrapped with glass cloth over glass cloth two more coats of star bond to be applied on insulation exposed to sun as per specification complete as required.

BMS commissioning

Supply,Installation,Testing and Commissioning of differential pressure sensor for I/O On/Off status etc complete as required Makes: Sneigder

Supply,Installation,Testing and Commissioing of immersion temperature sensor with thermowell for I/O temperature motoring and feedback etc complete as required. Makes: Sniegder

Connection with existing schneider makes web station Model no. SXWSWORK00001,bacnet,TAC Xenta controller

Supply,fixing and commissioing of similar type DDC controller with necessary switchgear protection in one panel. Two AHU per controller.including cable termination etc complete as required.

Testing and commissioning of Graphics design,communication, Data summary in existing webstation for 3 nos. AHU and 1 no. FCU and controlling through existing PC incomplete shape as required.

Supplying & Laying / fixing of 2 Core X 1.5 SQMM Multistranded, Shielded, PVC insulated, Inner PVC sheathed and Annealed Tinned Electrolytic Grade High Conductivity Copper Conductor Signal & communication cable i/c Testing & end Termination etc as required.

Testing and commissioning of Graphics design, communication, Data summary in existing webstation for existing 14 nos. AHUs and controlling through existing PC and scope include termination checking,field devices comunications,I/O summary etc. incomplete shape as required.

Internal electrical installations Supplying and fixing of following rating, 240/415 volts, "C" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required

Supplying and fixing 16A SP MCB, C Curve, 10 KA in existing DB, including connection etc.

Supplying and fixing 32 A TP MCB, C Curve, 10 KA in existing DB, including connection etc.

Supplying and fixing of 12 way,double door TPN Prewired MCB DB of sheet steel enclosure for 415 v on surface mounted complete with loose wire box.terminal connection for all incoming and outgoing circuit,tinned copper busbar neutral links including earthings etc MCB, C Curve, 10 KA in existing DB, including connection etc.

Supplying and fixing TP sheet steel enclosure on surface / recessalong with 32amps 415 volts "C" curve TP MCB complete with connections, testing and commissioning etc. as required.

Wiring for circuit/ submain wiring along with earth wire with the following sizes of FRLS PVC insulated copper conductor, single core cable in surface/ recessed medium class PVC conduit as required

2 X 4 sq. mm + 1 X 2.5 sq. mm earth wire

2 X 10 sq. mm + 1X 6 sq. mm earth wire

Supplying & fixing surface monted 6 module, PVC Box with cover plate along with supplying & fixing of one no 16 A switch & one no 16 A socket and one no. 5 A switsh & one no. 5 A socket outlet on the same modular plate & switch box including connections as required.

Unique engineers pvt ltd

EVAC ENGINEERING PROJECTS PVT. LTD.