Supply, Installation, Testing and Commissioning of HVAC work at Taloja FFS packing section on turnkey basis

PLATE HEAT EXCHANGER 1W +1S Supply installation testing and commissioning of PLATE TYPE Water to Water HEAT EXCHANGER with Openable Insulation Jacketing of 75 MM thick TF Quality EP as per Specifications

Chemical flushing and passivation : Supply, erection and testing of chemical flushing, Passivation and First charge of chemical in complete pipe network to maintain Nitrite level in chilled water system 300-350 PPM complete with chemicals and necessary accessories.

Automatic chemical dosing system: Supply, installation, testing and commissioning of Automated chemical dosing system complete with positive displacement dosing (metering) pump, control panel, sensor / monitoring sensors, drum  of 25 ltr with chemical.

Manual chemical dosing pot: Supply, installation, testing and commissioning of manual chemical dosing pot complete all accessories such as valves, funnel, pot of minimum 2 ltr etc.

Supply, installation, testing and commissioning of Closed cell pressurized expansion tank. The body shall be mild steel constructed in accordance with section VIII of the ASME boiler & pressure vessel code. The insulation shall be Closed cell elastomeric with UV treatment & 26G Aluminium cladding with replaceable EPDM / heavy duty butyl rubber bladder, mounting stand with all necessary system connection & charging valve connection to facilitate on site charging along with all necessary valves & fittings. 500 LTR

Supply, installation, testing and commissioning of Pressurisation unit shall be with 2 nos. (1 working + 1 stand by) horizontal/vertical multi-stage pumps of suitable rating & capacity, as indicated hereunder, factory mounted on a steel frame along with interconnected piping, valves, strainer, pressure gauge, pressure transmitter, flow meter to measure the make-up water quantity, control panel with duty cycling and dry-run protection, electrical relays/contactors and interconnecting wiring:The unit shall be capable of Pressurising the system to the required pressure with suction from a break-tank located at least 1m above pump level with PN25 rating system.

Supply, installation, testing & commissioning of centrifugal type air separator shall have inlet and outlet connections . The unit shall have internal stainless steel air collector tube and perforation. The unit shall be of suitable flow rating for chillers. Complete as per specifications, technical data sheets and drawings etc,.100 mm dia connection.

SITC of temperature sensor based cyclic sequential controllers.

SITC of PN 10/ PN16 rated Valves and Strainers complete with companion flanges, nuts, bolts, gaskets, supports etc. duly Insulated with Applicable thickness as per Pipe sizeand covered with 7 mil Cloth coated with anti UV paint and coated with Anti Rodant repellent Supply, Installing, testing and commissioning of Butterfly valves with actuator (motorised) PN 10 as per specifications.100 mm Dia.

Supply, Installing, testing and commissioning of Y' type Strainer. The strainer shall be single or double type screwed thread for bores of up to 50 mm and flanged for bores of 65 mm above. Strainers of up to 50 mm shall be gun metal or bronze. ( PN 10) 100 mm Dia.

Supply, Installing, testing and commissioning of Wafer type Check Valves. The valve body shall be made of cast iron to BS EN1561 and ISO 185 while the flaps / discs shall be made of Bronze to ISO 197-4 or ductile cast iron. The valve shall be PN 10 100 mm Dia.

Supply, Installing, testing and commissioning of PN10 rating & body shall be made of stainless steel(SS) Flexible Pipe Connections (Expansion bellows) with connecting rod & Nitrile rubber insulated covered with GC cloth, in position complete with flanges,bolts,nuts, including gaskets etc.conforming to specifications. As per specification/drawings and as directed by Engineer In Charge.100 mm Dia.

Supply, Installing, testing and commissioning of Forged Brass Ball Valves PN 10 rated as per specifications. Size - 50 NB

Supply, installation, testing and commissioning of auto air vent valve of following sizes:- 15 mm dia auto air vent valve

Supply, installation, testing and commissioning of Pressure Gauge 6" Dial ( 0 To 6 Kg/CM2 ) with U type CS body siphon with approve ball valve

Supply, installation, testing and commissioning of 6" Dial Type Thermometers (0 To 50 deg C) with SS Thermowell with position the mercury in glass.

Providing and fixing in position the Drain valve of Forged Brass Ball Valve , Single Piece Design with Chrome Plated Ball, DZR Stem, Screwed End , PN 10 rating.

Supply, installation, testing and commissioning of balancing Valves. The valve body shall be made of cast iron to BS EN1561 and ISO 185 while the flaps / discs shall be made of Bronze to ISO 197-4 or ductile cast iron. The valve shall be PN 10 100 mm Dia.

SITC of Test point Supply, installation, testing & commissioning of Test point for measuring Pressure and temperature complete with necessary theromowell.

SITC of CHILLED WATER PIPING INSULATED CHILLED WATER PIPING Supplying, laying/ fixing, testing and commissioning of following nominal sizes of chilled water piping plumbing inside the building with necessary bends, elbows, tees, clamps, vibration isolators and fittings but excluding valves, strainers, gauges etc. duly insulated with Thermal Insulation of Chilled Water Piping with Factory made Self Sleeve Tubes/ Pre cut Sheets of Class 'O' (FM Approved) Closed Cell Elastomeric Rubber Material with Company bonded Treated Woven Glass Cloth for thicknesses of 50/44/38/32 mm. Thermal Conductivity of this material is 0.035w/m.k. and having µ value ≥ 7000.0 - 65 mm dia : 32 mm thick , 80 -100 mm dia : 38 mm thick , 125 - 150 mm dia : 44 mm thick , 150 - 400 mm dia : 50 mm thick. (Up to 100mm dia Self Sleeve tubes & > 100 NB Pre cut sheets. Note : The Pipes of sizes 150mm & below shall be G.I. 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 100 mm Dia.

80 mm Dia.

6.2 SITC of AHU CHW Manifolds Supply, installation, testing and commissioning of Pressure Independent Control ( PIC ) valves duly insulated with nitrile rubber insulation with modulating motor in cooling coil & heating Coil of air handling units with actuator & electronic modulating thermostat with digital display alongwith transformer of following size. 80 mm dia (2-way Valve)

Supplying, fixing, testing and commissioning of following valves, strainers, gauges in the chilled water duly Insulated to the same specifications as the connected piping and adequately supported as per specifications. Supplying, Installation, Testing and Commissioning of Butterfly valves Wafer type, C.I body and DI disc capable of carrying 16 BAR / 230 PSI with matching flanges, slim seal standared lever operated type, stainless steel SS nuts & bolts etc. complete with all required accessories. 100 mm Dia.

Y' type Strainer. The strainer shall be single or double type screwed thread for bores of up to 50 mm and flanged for bores of 65 mm above. Strainers of up to 50 mm shall be gun metal or bronze. 100 mm Dia.

Auto Airvent with 15mm Ball Valve

Pressure Gauge 6" Dial ( 0 To 10 Kg/CM2 ) with U type CS body siphon with approve ball valve

6" Dial Type Thermometers (0 To 50 deg C) with SS Thermowell

Forged Brass Ball Valves. Size - 25 NB (For Purge or Drain)

PVC Drain Piping Insulated with 9mm thick Open cell Elastomeric Rubber covered with 7 mil Glass cloth and 3 Coats of anti UV Coating complete with Anti rodent repellent. 50 mm Dia.

Description

HOT WATER PIPING (Resin bonded fiber glass INSULATION) (SITC) Supplying, laying/ fixing, testing and commissioning of following nominal sizes of Hot water piping inside the building (with necessary clamps, vibration isolators and fittings but excluding valves, strainers, gauges etc.) duly insulated with 80 kg/cum density resin bonded fiber glass or 144 Kg/ cu m density mineral wool (non Combustible) pipe section insulation covered with a layer of 120 gm/sqm polythene sheet (vapour barrier) 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 and repairing of damage to building etc. as per specifications and as required. Note: The Pipes of sizes 150mm & below shall be G.I. 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. as per specifications and as directed by Engineer In Charge. b). All required nessary fittings like bends, tee, reducer etc. shall be as of the same OEM of pipe with same pressure rating. Note - - All Tee-off connections reducers, bends (upto 150mm dia) shall be ready made factory fabricated GI fitings. - 200mm & above shall be site fabricated of the same material & thickness of pipe. Drilling and tapping of the walls of the main pipe shall not be restored to site fabricated fittings, these are allowed only in case of non-availability and prior permission has to be taken for the same. 80 mm dia.(75 mm thick insulation)

65 mm dia.(75 mm thick insulation)

50 mm dia.(75 mm thick insulation)

7.2 SITC of AHU HW Manifolds Supply, installation, testing and commissioning of Pressure Independent Control ( PIC ) valves duly insulated with nitrile rubber insulation with modulating motor in cooling coil & heating Coil of air handling units with actuator & electronic modulating thermostat with digital display alongwith transformer of following size. 40mm dia. (3-way Valve) 40mm dia. (3-way Valve)

Supplying, fixing, testing and commissioning of following valves, strainers, gauges in the HOT water duly Insulated to the same specifications as the connected piping and adequately supported as per specifications. Supplying, Installation, Testing and Commissioning of Butterfly valves Wafer type, C.I body and DI disc capable of carrying 16 BAR / 230 PSI with matching flanges, slim seal standared lever operated type, stainless steel SS nuts & bolts etc. complete with all required accessories. 50 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 & PN 10 pressure rating for chilled / hot water circulation as specified. 50 mm Dia.

Y' type Strainer. The strainer shall be single or double type screwed thread for bores of up to 50 mm and flanged for bores of 65 mm above. Strainers of up to 50 mm shall be gun metal or bronze. 50 mm Dia.

Auto Airvent with 15mm Ball Valve

Pressure Gauge 6" Dial ( 0 To 10 Kg/CM2 ) with U type CS body siphon with approve ball valve

6" Dial Type Thermometers (0 To 50 deg C) with SS Thermowell

Forged Brass Ball Valves. Size - 25 NB (For Purge or Drain)

8. Factory Fabricated Ducts as per "SMACNA" Standards Supply, installation, testing and commissioning of Sheet metal work as per SMACNA (250 Pa) Standard for fabrication construction of ducts from G.I sheet with the Galvanizing shall be 120 gms/sqm on both sides. All duct shall be factory fabricated of Lock Forming Quality. The duct work including transverse joints, tapers elbows, branches , shoe pieces collars, terminal diffuser boxes. TDF/ Ductmate flanges, washers & nuts, neoprene gaskets, All transverse joints shall be Zinc coated. The bolts for fixing of slip on flanges corner shall be GI. 24 Gauge

22 Gauge

20 Gauge

18 Gauge

Supplying, fixing testing commissioning of Supply air diffuser of powder coated aluminium with aluminium volume control dampers with anti smudge ring & removable core and size & shape as per site requirement and approved design.

Supplying, fixing testing commissioning of Return air diffuser of powder coated aluminium with aluminium volume control dampers with anti smudge ring & removable core and size & shape as per site requirement and approved design.

Supply, Installation, Testing and commissioning of 18 G GI duct damper as per specifications.

SITC of 18 G GI Motorised fire Damper 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. 24V Actuator for Motorised Duct dampers with Control panel and required Control Cabling as per specifications.

SITC of Canvass connection as per technical specifications.

9. Insulation Work for Ducts To be measured along duct perimeter Thermal Insulation Of Ducts with Closed Cell Elastomeric Insulation (class "O") of density 40-60 Kg/m3 painted with Enicont-30-36 fire retardant high grade flexible adhesive, sealent and GC cloth. 19 mm Thick

25 mm Thick

Acoustic Insulation 15MM THK Of Ducts with open cell elastomeric rubber form (class "O") of density 60-85Kg/m3 from the inside duct as Per Specification 15 mm Thick

10. PANEL & HEPA , RISER ETC. RISER FOR UNCLASSIFIED AREAS Supply of Return Air Riser fabricated from 1.0 mm Thick GI Sheet. Riser Complete with opposed blade type knob operated volume control Damper having GI blade. The Riser shall be Powder Coated finish. TAG RISER SIZE GRILLE SIZE CAPACITY (CFM) UCR3 900 (L) X 250 (W) 700 X 700 2000

SS PERFORATED SHEET : 18 G SS 304 Perforated Sheet fitted with filters fixing arrangement & Openable Riser Grills.

Riser Filters (G4) : 20 / 25 mm thick Pre-filter having 10 µ filteration capacity (G4-Filters)

Electrical Cabling Work Supply, Laying, testing and commissioning of FRLS XLPE armoured cables for Electrical Power and controls from MCC/LSCP/PDB to respective Equipments with earthing, clamped on surface or on cable trays, structural supports and cable supports provided. The scope includes End Termination of cables with Double Compression type Brass Cable Glands and Copper Lugs, clamping of cables by ready made G.I. spacers, saddles or clamps fabricated out of GI. strip 3 mm thick, treasing and Clamping of Cable on cable tray or surface, supply of all clamping materials and hardware etc., providing cable tags made out of aluminium/PVC laminated strip and 75x20 mm in size with cable number and size punched on it. Cable tags shall be tied to cables at every 20 meter interval and at both the ends. MS Powder Coated Junction Boxes with Bolted type terminals of suitabel size shall be provided near all Fan Motors for termination of armoured cables.3.5 C x 18 Sqmm Aluminium Cable

ELECTRICAL (Battery Limit: Three Phase Incomer Feeder and Termination at HVAC Units and single phase Plug point near Indoor Units shall be provided by Electrical Agency)

Supply, Laying, testing and commissioning of FRLS XLPE armoured cables for Electrical Power and controls from MCC/LSCP/PDB to respective Equipments with earthing, clamped on surface or on cable trays, structural supports and cable supports provided. The scope includes End Termination of cables with Double Compression type Brass Cable Glands and Copper Lugs, clamping of cables by ready made G.I. spacers, saddles or clamps fabricated out of GI. strip 3 mm thick, treasing and Clamping of Cable on cable tray or surface, supply of all clamping materials and hardware etc., providing cable tags made out of aluminium/PVC laminated strip and 75x20 mm in size with cable number and size punched on it. Cable tags shall be tied to cables at every 20 meter interval and at both the ends. MS Powder Coated Junction Boxes with Bolted type terminals of suitabel size shall be provided near all Fan Motors for termination of armoured cables.Earthing or Earthing strip for all equipments Copper Flexible Wire - 2.5 Sq.mm

All end terminals of cables for HVAC machines.