PROVISION OF AIR CONDITIONING FOR HARPOON MISSILE FACILITY PROCESS BUILDING AT INS TUNIR KARANJA

Amount

WATER-COOLED SCREW TYPE CHILLER UNIT (2W + 1S) Supply, installation, testing and commissioning of factory designed, pre-fabricated and floor-mounted AHRI/ISEER certified screw type water-cooled chiller machine of nominal capacity 120 TR (Allowable tolerance upto 2.5% on lowerside), complete with semi-hermatic screw compressors having single refrigerant circuits and automatic stepless capacity control, water-cooled S/T type condenser, S/T horizontal flooded type evaporator with carbon steel shell and seamless copper tubes with elastomeric insulation, suitable numbers of squirrel cage induction motors of appropriate rating with class 'B' insulation, unit mounted variable frequency drive (VFD) along with necessary drive arrangement, lubrication system as per manufacturer's design required for smooth and trouble-free operation of the chiller package, common base-frame, interconnected copper refrigerant piping along with elastomeric insulation, fittings, valves, expansion valves and accessories to interconnect compressor, condenser, chiller and expansion valve, microprocessor based control panel comprising of controls including sensors and equipped with a LCD touchscreen access input system, protection and monitoring devices to perform control functions, wiring, vibration isolators, gauge panel, automatic safety controls, flow switch at evaporator and condenser connection ends and ozone friendly, CFC-HCFC free 134a refrigerant complete all as specified of MAKE- VOLTAS, TRANE, YORK, CARRIER, BLUESTAR.

The chiller shall conform to the following requirements / specifications: [i] Chilled water inlet/outlet temperature: 12/7 ˚C [ii] Evaporator fouling factor: not less than 0.044M2K/W [iii] Evaporator side pressure drop: 42.45 Kpa [iv] Condenser water inlet/outlet temperature: 32/36 ˚C [v] Condenser fouling factor: 0.088M2K/W [vi] Condenser side pressure drop: 37.8 Kpa [vii] Minimum COP @ 100% load: not less than 5.2 at ISEER condition [viii] Minimum ISEER/ IPLV- not less 7.5 KW/KW as per ISEER or IPLV Not less than 9.451 KW/KW [ix] Refrigerant (Ozone friendly type): R134a [x] Test standard: ARI 550 / 590 NOTES: [i] The quoted rate shall be inclusive of variable frequency drive (VFD) configured in accordance with site parameters, victaulic coupling and system integrator capable of giving industry standard (Modbus/BACnet) output to BMS for critical parameters. [ii] Mapping shall be required for all critical points displayed on the chiller control panel. The chiller shall be BMS compatible and shall have RS485 / RS232 serial communication protocol. [iii] The unit shall be suitable for 3- Phase, 415 V ± 10%, 50 Hz AC electric supply,with a built-in microprocessor based control panel. [iv] Initial / first charge of refrigerant gas & lubrication oil shall be deemed included in the quoted rate. [v] Necessary civil work viz. foundation for placement of chillers, etc. shall be deemed included in the scope of work.

CHILLED WATER CIRCULATION PUMP (2W + 1S) Supply, installation, testing and commissioning of monoblock, self-priming, single-stage centrifugal pump, capable of 20 LPS discharge at 16 MWC head, having cast iron casing, enclosed type dynamically balanced BRONZE impeller carbon steel pump shaft, gland packed sealing, deep groove ball bearings, etc. with TEFC squirrel cage induction motor having class 'B' insulation, IE3 efficiency, conforming to IS 12615: 2018 and suitable for operation on 3-Ph, 415 V±10%, 50 Hz AC supply, base plate, mounting channel frame, accessories and fittings, viz. pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring / rubber type mounting duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of appropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed by the engineer-in-charge. Make: Kirloskar, Crompton, Mather & Platt NOTES: [i] Necessary civil work viz. foundation for placement of pump and accessories shall be covered in the scope of work.

INDUCED DRAUGHT COUNTERFLOW TYPE FRP COOLING TOWER Supply, installation, testing and commissioning of rectangular / round shape, vertical, induced draught counterflow type FRP cooling tower of 150 TR size with uniform water distribution and optimal heat transfer, having tough fiberglass reinforced plastic (FRP) casing of sufficient structural strength to withstand vibrations and wind velocity upto 60 m/s, FRP basin, rigid honeycomb type PVC fill of suitable thickness, SS sprinklers and non-clogging sprinkler pipes, FRP drift eliminator, energy efficient induced draught axial type fans with factory set and dynamically balanced blades pitch, IE3 TEFC squirrel cage induction motor, suitable for operation on 3- Ph, 415 V, 50 Hz AC supply with IP 65 protection for enclosure, conforming to IS 12615: 2018, inlet, outlet, drain and over-flow nozzle connections, etc. complete with accessories along with suitable foundation as per manufacturer's recommendations as specified and directed by the engineer-in-charge. Make: Advance, Delta, MIHIR, Paharpur NOTES: [i] Necessary civil work viz. foundation, supporting structure, etc. for placement of cooling tower shall be deemed included in the scope of work.

CONDENSER WATER PUMP (2W + 1S) Supply, installation, testing and commissioning of monoblock, self-priming, single-stage centrifugal pump, capable of 25 LPS discharge at 14 MWC head, having cast iron casing, enclosed type dynamically balanced BRONZE impeller carbon steel pump shaft, gland packed sealing, deep groove ball bearings, etc. with TEFC squirrel cage induction motor having class 'B' insulation, IE3 efficiency, conforming to IS 12615: 2018 and suitable for operation on 3-Ph, 415 V±10%, 50 Hz AC supply, base plate, mounting channel frame, accessories and fittings, viz. pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring / rubber type mounting complete all as specified and directed by the engineer-in-charge. Make: Kirloskar, Crompton, Mather & Platt NOTES: [i] Necessary civil work viz. foundation for placement of pump and accessories shall be covered in the scope of work.

STAINLESS STEEL EXPANSION TANK S & F SS- 304 closed expansion tank of 200 litre capacity with pressure rating to suit the system pressure and sized adequately to compensate for water expansion due to operating temperature variations, conforming to IS: 2825- 1969 for 'non-fired pressure vessels' complete with inter-connection piping, non-return valve, safety relief valve and pressure gauge, insulated with 50 mm thick elastomeric insulation and cladded with 26 gauge aluminium complete with accessories as specified and directed by the engineer-in-charge.

HDPE MAKE-UP WATER TANK S & F multilayered HDPE make-up water tank of 10000 litre capacity made up of 100% virgin material, having 100% UV stabilized white outer layer, threaded lid, extra insert lid for protection against algae formation complete with inter-connection piping and non-return valve etc. complete including necessary staging to suit cooling tower all as specified and directed by the engineer-in-charge. Make: Sintex, Ajmera, Reno, Ashish

M & L for ISI marked 1.1 kV grade, 4 core, 16 mm² aluminium conductor, XLPE insulated armoured cables, conforming to IS: 7098 (Part 1)- 1988, having stranded aluminium compact shaped conductors as per Cl. 2 of IS: 8130- 1984, PVC inner sheath, single armouring of galvanized steel strip/wire and PVC Type ST-2 outer sheath conforming to IS: 5831- 1984, including termination complete all as specified and directed by the engineer-in-charge. Make: RR Kabel, Polycab, Havells, RPG

M & L for 1.1 kV grade copper conductor, XLPE insulated armoured cables, conforming to IS: 7098 (Part 1)- 1988 having stranded copper compact shaped conductor as per Cl. 2 of IS: 8130- 1984, PVC inner sheath, single armouring of galvanized steel strip/wire and PVC Type ST- 2 outer sheath conforming to IS: 5831- 1984, including necessary clamping / dressing with cable ties and termination complete all as specified and directedby the engineer-in-charge. Make: RR Kabel, Polycab, Havells, RPG

3.5 core, 70 mm² [for chillers]

3 core, 6 mm² [for pumps (starter to motor terminals) & cooling towers]

HVAC PANEL Supply, installation, commissioning and testing of factory made, indoor, cubical compartmental type "HVAC Panel" of suitable size manufactured by CPRI approved manufacturer, conforming to IEC 61439-1 &2, IEC 61641, having both sides openable with hinged double doors & locking arrangement and IP 42 protection made out of 2.00 mm thick mild steel CRCA sheet, supported and fixed on structural frame of angle iron of suitable size including earthing stud, labelling, painting to all internal & external exposed steel surfaces with powder coating paint (7 tank process), duly fixed in ground with PCC foundation (1:2:4) type B1, with danger notice plate of 1.6 mm thick mild steel sheet, vitreous enamelled (white) with letters figures and conventional skull and bones in signal red colour, suitable for 3- Phase 4 Wire system, 500 V grade with necessary wiring, PVC sheathed stranded copper conductor of appropriate length & size, including fixing lugs, bolts, screws etc. complete with accessories as specified and directed by the engineer-in-charge. Make: Schneider, ABB, Siemens, L & T (Panel manufactured by their channel partners will be Accepted duly vetted by OEM of chiller) The HVAC Panel shall comprise of the following: Busbar Chamber: [i] 01 Set (3L + N) of copper busbar of rated capacity 800 A, covered with PVC insulated sleeves including insulator, nuts, bolts, etc. with complete connection Incoming: [i] 630 A, 415 V, Ics = 100% Icu = 50 kA, 50 Hz FP MCCB, conforming to IEC 60947-2, having microprocessor based trip unit, adjustable overload setting (0.7 - 1 X In), adjustable short-circuit setting (5 - 10 X Ir), adjustable neutral protection (N, N/2, OFF), front indication LEDs (Ready, Overload and pre-alarm & Overload), etc.- 01 Nos.

[ii] Cl 1.0 multi-function meter capable of measuring V, A, F, PF, W/VA, Wh/VAh, Runhrs. Onhrs & interupts- 01 Nos. [iii] LED phase indicators (Red, Yellow, Blue)- 01 Set Outgoing: [i] 200 A, 415 V, Ics = 100% Icu = 36 kA, 50 Hz FP MCCB, conforming to IEC 60947-2, having microprocessor based trip unit, adjustable overload setting (0.7 - 1 X In), adjustable short-circuit setting (5 - 10 X Ir), adjustable neutral protection (N, N/2, OFF), front indication LEDs (Ready, Overload and pre-alarm & Overload), etc.- 03 Nos. [for chillers] [ii] 63 A, 415 V, Ics = Icu = 36 kA, conforming to IEC 60947- 2, 50 Hz, FP MCCB with adjustable thermal settings (0.70- 1 X In) & fixed magnetic settings with compression lug connectors and thermal magnetic trip unit (TMD)- 02 Nos. [for AHUs] [iii] 40 A, 415 V, Ics = Icu = 36 kA, conforming to IEC 60947- 2, 50 Hz, FP MCCB with adjustable thermal settings & fixed magnetic settings with compression lug connectors and thermal magnetic trip unit (TMD)- 08 Nos. [for chilled water pumps, condenser water pumps & cooling towers] [iv] Auomatic star/delta starter suitable for chilled water circulation pump- 03 Nos. [v] Auomatic star/delta starter suitable for condenser water pump- 03 Nos. [vi] Auomatic star/delta starter suitablefor cooling tower motor- 02 Nos. [vii] 32 A, 230 V, 50 Hz, SPN MCB (C- curve)- 01 Nos. [for AC Plant Room] [viii] LED phase indicators (Red, Yellow, Blue)- 14 Set [ix] Cl 1.0 multi-function meter capable of measuring V, A, F, PF, W/VA, Wh/VAh, Runhrs. Onhrs & interupts- 14 Nos. NOTES: [i] The panel shall be suitable for SCADA operation compatibility.

CABLE TRAY M & L for MS cable tray, perforated and painted with powder coating of size 200 mm (W) X 50 mm (D) X 1.6 mm (T) with perforation not more than 17.5%, in convenient sactions, joined with connectors, suspended from the ceiling with MS suspenders, including bolts & nuts, painting suspenders etc. as specified and directed by the engineer-in-charge. Make: Shubham/SUPERFABINC/MG CABLE INDUSTRIES/ATMOS/BRAVO

EARTHING M & L for earthing complete with copper earth plate electrode of 60 cm x 60 cm x 3.15 mm size, buried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the plate not less than 1.5 m below normal ground level, connected to copper strip of size 20 mm x 3 mm as earth lead, by means of bolts, buts, check nuts and washers of galvanised iron or steel, galvanized iron pipe of 40 mm diameter, connected to earthing test point, all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion and including excavation, earthwork, PCC earth pit of dimensions 550 mm X 550 mm (outer) and 300 mm X 300 mm (inner) and 250 mm deep, with a 10 mm thick CI cover, hinged to CI frame on ground level, GI watering pipe, funnel, etc. complete as specified and directed by the engineer-in-charge.

M & L for earth contuinity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 20 mm X 3 mm copper strip complete as specified and directed by the engineer-in-charge.

M & L for earthing complete with galvanized steel earth plate electrode of 60 cm x 60 cm x 6 mm size, buried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the plate not less than 1.5 m below normal ground level, connected to GI wire of 4.0 mm diameter as earth lead, by means of bolts, buts, check nuts and washers of galvanised iron or steel, galvanized iron pipe of 15 mm diameter, connected to earthing test point, all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion and including excavation, earthwork, PCC earth pit of dimensions 550 mm X 550 mm (outer) and 300 mm X 300 mm (inner) and 250 mm deep, with a 10 mm thick CI cover, hinged to CI frame on ground level, GI watering pipe, funnel, etc. complete as specified and directed by the engineer-in-charge.

M & L for earth contuinity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required GI wire of 4.0 mm diameter complete as specified and directed by the engineer-in-charge.

M & L for earthing complete with GI earth plate electrode of 60 cm x 60 cm x 6 mm size, buried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the plate not less than 1.5 m below normal ground level, connected to GI strip of size 32 mm x 6 mm as earth lead, by means of bolts, buts, check nuts and washers of galvanised iron or steel, galvanized iron pipe of 40 mm diameter, connected to earthing test point, all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion and including excavation, earthwork, PCC earth pit of dimensions 550 mm X 550 mm (outer) and 300 mm X 300 mm (inner) and 250 mm deep, with a 10 mm thick CI cover, hinged to CI frame on ground level, GI watering pipe, funnel, etc.complete as specified and directed by the engineer-in-charge.

M & L for earth contuinity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required GI strip of 32 mm x 6 mm diameter complete as specified and directed by the engineer-in-charge.

CONDENSER WATER PIPING MS ERW CLASS- C (HEAVY DUTY) PIPE Supply, laying / fixing, testing and commissioning of MS ERW Class- C (heavy duty) condenser water piping including necessary fittings viz. bends, tees, reducers, flanges, air purge valves, drain valves, structural support, necessary clamps, vibration isolators, etc. including painting and supporting / fixing the pipe in excavated trenches or on floor / wall / ceiling with clamps, hangers, angles, channels (using anchor fastners) with necessary accessories complete all as specified and directed by engineer-in-charge. Make: Tata, Jindal, Surya

NOTES: [i] The pipe size 150 mm NB & below shall be MS 'C' class as per IS 1239 (Part- 1): 2004 & IS 1239 (Part- 2): 2011. [ii] The pipe size above 150 mm NB shall be welded black steel pipe heavy class as per IS 3589: 2001. [iii] Minimum thickness of MS sheet for pipe size above 150 mm NB and up to 350 mm NB shall be 6.35 mm and it shall be 7 mm for pipe size 400 mm NB and above.

Y- STRAINER Supply, installation, testing and commissioning of 125 mm NB cast steel bolted cover Y-type strainer with CCS body conforming to ASTM A- 216 Gr. WCB, AISI 304 screen with 1.2 mm diameter perforation, 40 kg/cm2 body test pressure & 20 kg/cm2 maximum working pressure and standard flange end conforming to BS 10 Table F / Class-150 with necessary accessories complete all as specified and directed by the engineer-in-charge. Make: Advance, Sant, Hindustan, RAPID COOL

BUTTERFLY VALVE Suply, installation, testing and commissioning of wafer type PN 1.6 rated short pattern CI butterfly valve having Gr. FG-200 CI body conforming to IS 210: 2009, seat having EPDM rubber lining, CF 8 stainless steel disc, AISI- 410 stainless steel stem, 2.4 MPa body test pressure & 1.6 MPa seat test pressure and standard flange end conforming to BS 10 Table D/E & ANSI B 16.1 CI- 125 with necessary accessories complete all as specified and directed by the engineer-in-charge. Make: Advance, Sant, Hindustan, L&T, CASTLE

NON-RETURN VALVE Suply, installation, testing and commissioning of 125 mm NB wafer type PN 1.6 rated swing check type multidoor reflux valve (NRV), designed & tested as per IS 5312 (Part- 2): 1986, suitable to handle clear water having turbidity up to 5000 PPM, having CI body, door and diaphram, leaded tin bronze seat rings and flange drilling standard end connection, etc. with other necessary accessories complete all as specified and directed by the engineer-in-charge. Make: Advance, Sant, Hindustan, L&T, Castle

MANUAL BALANCING VALVE Supply, installation, testing and commissioning of precise balancing, double regulation type cast iron balancing valve having FG 200 cast iron body conforming to IS 210: 2009, copper alloy trim, stainless steel 2 Cr. 13 stem, 2.4 MPa body test pressure & 1.6 MPa maximum working pressure and standard flange ends with necessary accessories complete all as specified and directed by the engineer-in-charge. Make: Advance, Sant, Hindustan, Castle, L&T

BALL VALVE S & F of CL 150 # rated 25 mm NB ball valve, designed & manufactured as per IS: 9890 (1981) and tested as per BS 6755 Part- I, having floating type three piece design, CS body, SS- 304 ball, PTFE seal/packing/gasket, CS fastners and lever and screwed/socket weld end connection, etc. with accessories complete all as specified and directed by the engineer-in-charge. Make: Advance, Sant, Hindustan, L&T, Castle

CHILLED WATER PIPING MS ERW CLASS- C PIPE (HEAVY DUTY) WITH INSULATION Supply, laying / fixing, testing and commissioning of MS ERW Class- C (heavy duty) chilled water circulation piping including necessary fittings viz. bends, tees, reducers, flanges, air purge valves, drain valves, structural support, necessary clamps, vibration isolators, etc. including painting and supporting / fixing the pipe in excavated trenches or on floor / wall / ceiling with clamps, hangers, angles, channels (using anchor fastners) with necessary accessories duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of apppropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed by engineer-in-charge. Make: Tata, Jindal, Surya for pipes & Armacell, K-Flex, Aeroflex for insulation

NOTES: [i] The pipe size 150 mm NB & below shall be MS 'C' class as per IS 1239 (Part- 1): 2004 & IS 1239 (Part- 2): 2011. [ii] The pipe size above 150 mm NB shall be welded black steel pipe heavy class as per IS 3589: 2001. [iii] Minimum thickness of MS sheet for pipe size above 150 mm NB and up to 350 mm NB shall be 6.35 mm and it shall be 7 mm for pipe size 400 mm NB and above.

Y- STRAINER Supply, installation, testing and commissioning of cast steel bolted cover Y-type strainer with CCS body conforming to ASTM A- 216 Gr. WCB, AISI 304 screen with 1.2 mm diameter perforation, 40 kg/cm2 body test pressure & 20 kg/cm2 maximum working pressure and standard flange end conforming to BS 10 Table F / Class-150 duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of apppropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed by the engineer-in-charge. Make: Advance, Sant, Hindustan,Rapid Cool, Emerald for strainer & Armacell, K-Flex, Aeroflex for insulation

BUTTERFLY VALVE Supply, installation, testing and commissioning of wafer type PN 1.6 rated short pattern CI butterfly valve having Gr. FG-200 CI body conforming to IS 210: 2009, seat having EPDM rubber lining, CF 8 stainless steel disc, AISI- 410 stainless steel stem, 2.4 MPa body test pressure & 1.6 MPa seat test pressure and standard flange end conforming to BS 10 Table D/E & ANSI B 16.1 CI- 125 duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of apppropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed by the engineer-in-charge. Make: Advance, Sant, Hindustan, Castle, L&T for Butterfly valve & Armacell, K-Flex, Aeroflex for insulation

NON-RETURN VALVE Supply, installation, testing and commissioning of 100 mm NB wafer type PN 1.6 rated swing check type multidoor reflux valve (NRV), designed & tested as per IS 5312 (Part- 2): 1986, suitable to handle clear water having turbidity up to 5000 PPM, having CI body, door and diaphram, leaded tin bronze seat rings and flange drilling standard end connection, etc. duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of apppropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed by engineer-in-charge. Make: Advance, Sant, Hindustan, Castle, L&T for Reflux valve (NRV) & Armacell, K-Flex, Aeroflex for insulation

3-WAY TEMPERATURE CONTROL VALVE Supply, installation, testing and commissioning of 125 mm NB electronic, self-balancing, pressure independent type dynamic balancing valve rated for minimum 25 bar working pressure with integrated 3-Way modualating control valves in a single body and actuator capable of accepting upto 24 V DC and up to 20 mA electric signal and provide similar transduced feedback output to control system duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of apppropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed by the engineer-in-charge. Make: Honeywell, Danfoss, Rapid Control, Anergy for 3-Way Modulating Control valve & Armacell, K-Flex, Aeroflex for insulation. NOTES: [i] Maximum close off pressure shall not be less than 6 bar for upto 50 mm valves. [ii] Maximum close off pressure shall not be less than 7 bar for 65 mm & above.

MANUAL BALANCING VALVE Supply, installation, testing and commissioning of 125 mm NB precise balancing, double regulation type cast iron balancing valve having FG 200 cast iron body conforming to IS 210: 2009, copper alloy trim, stainless steel 2 Cr. 13 stem, 2.4 MPa body test pressure & 1.6 MPa maximum working pressure and standard flange ends duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of apppropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed by engineer-in-charge. Make: Advance, Sant, Hindustan for Balancing valve & Armacell, K-Flex, Aeroflex for insulation

BALL VALVE S & F of CL 150 # rated 25 mm NB ball valve, designed & manufactured as per IS: 9890 (1981) and tested as per BS 6755 Part- I, having floating type three piece design, CS body, SS- 304 ball, PTFE seal/packing/gasket, CS fastners and lever and screwed/socket weld end connection, etc. duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of apppropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed by engineer-in-charge. Make: Advance, Sant, Hindustan, Castle, L&T for Ball valve & Armacell, K-Flex, Aeroflex for insulation

DRAIN & INSTRUMENTATION PIPING MS ERW CLASS- C PIPE (HEAVY DUTY) Supply, laying / fixing, testing and commissioning of MS ERW Class- C (heavy duty) drain piping including necessary fittings viz. bends, tees, reducers, flanges, air purge valves, drain valves, structural support, necessary clamps, vibration isolators, etc. including painting and supporting / fixing the pipe in excavated trenches or on floor / wall / ceiling with clamps, hangers, angles, channels (using anchor fastners) with necessary accessories complete all as specified and directed by the engineer-in-charge. Make: Tata, Jindal, Surya

BALL VALVE S & F of cast steel ball valve, having floating type three piece design, CS body, SS- 304 ball, PTFE seal/packing/gasket, CS fastners and lever and screwed/socket weld end connection, etc. with accessories complete all as specified and directed by the engineer-in-charge. Make: Advance, Sant, Hindustan, Castle, L&T

AUTO AIR-VENT Supply, installation, testing and commissioning of automatic air-vent valve with 20 mm end connections, brass OT 58 body and cover, polyacetal lever, high density expanded polyethylene float, EPDM rubber plug, stainless steel spring, polyamide cap etc. suitable for maximum operating pressure of 16 bar and maximum operating temperature 115 °C respectively, installed on all high points in the water piping system to automatically remove the trapped air complete all as specified and directed by the engineer-in-charge. Make: Advance, Sant, Hindustan, Honeywell, Anergy

TEMPERATURE GAUGE S & F of 6" dual scale (°F/°C), lower mount (radial), bimetal thernometer having 0.5 NPT process connection, Grade A accuracy class as per ASME B40.200, stem diameter 6.35 mm, laminated safety glass window, stainless steel 304 case, steam, process connection & joint, aluminium dial & pointer, IP67 protection, scale range 0- 60 °C complete with accessories, etc. as specified and directed by the engineer-in-charge. Make: General, WIKA, TSI

PRESSURE GAUGE S & F of 4" bourdon tube pressure gauge conforming to EN 837-1, having copper alloy process connection & pressure element, plastic black pointer & case, plastic crystal-clear window, snap-fitted in case, accuracy class 2.5, scale range 0- 25 bar complete with accessories, etc. as specified and directed by the engineer-in-charge. Make: General, WIKA, TSI, Fiebig, H-Guru

AIR DISTRIBUTION - DOUBLE SKIN AIR HANDLING UNIT Supply, installation, testing and commissioning of double-skin type horizontal, floor-mounted, top / side discharge air handling unit capable of delivering 28000 CFM air at 3" W.G. static pressure and having self-adhesive tapes and 0.6 mm thick pre-coated outer skin and 0.6 mm thick GI inner skin, 25±2 mm thick double skin panel with pressure injected CFC & HCFC free PUF having 'k' value of 0.02 W/°C/m & density 40 kg/m³, AMCA certified energy efficient plug fans with backward curved impellers for high static pressure mounted on aluminium extruded siderail base frame with VFD and EU4 pre-filter (shall be mounted on a common frame), combination of 6/8 rows deep chilled water coils with anti-corrosion aluminium fins, suitable high efficiency (IE3) TEFC flameproof squirrel cage induction motor, electric step heater, PVC/nylon hinges & handles, view port and marine lamp, limit switch, SS-304 drain pan, vibration isolators/rubber pads (minimum 1" thick) inspection windows / doors, mixing box and supply / return / fresh air openings fitted with aluminium volume control dampers complete all as specified and directed by the engineer-in-charge. Make: Trane, Carrier, Daikin, Flaktgroup / Zeco

The AHU shall comprise of the following: [a] Suitable SISW backward curved plug fan, dynamically balanced, with AMCA certified blower [b] Flameproof foot mounted (B3 construction) 3-Phase squirrel cage induction motor 415 V ± 10%, 50 Hz ± 5 %, combined variation ±10%, insulation class F, (for Blower of AHU) of 15 kW capacity, 28000 CFM with temperature rise limited to class B, degree of protection IP 55, duty 51, ambient temperature 45 ºC, conforming to IS 12615: 2011, IS/IEC 60079-1: 2007, IS 3682: 1966 gas group II A, II B [c] Flexible connetion made with airtight ASTM E84 (Class I) polyester fire retardant cloth riveted on periphery of cloth with extruded aluminium 'L' angle flange as per fan size at discharge duct/plenum [d] Washable type of 'EU4' filter (pre-filter, efficiency 90% down to 10 micron) [e] 6 / 8 rows deep chilled water cooling coil section with 0.15 mm thick copper fins and 0.36 mm diameter copper tubes tested on 21 kg/cm², with SS sandwiched drain tray, etc. (a 350 mm service section between eliminator and heater is required) [f] Condensate drain pan fabricated from 18 gauge SS 304, powder coated and insulated with elastomeric insulation of suitable thickness. [g] Heater banks of suitable configuration consisting of strip heaters along with power and control wiring, electric starters, air stat, humidistat and any other control require to operate the heater bank and safety device.

[h] AHU panel made out of 2.00 mm thick mild steel CRCA sheet, duly powder coated in compartamentalised construction with incomer and outgoing feeders for AHU motor, 3-way valve actuator motor, fire damper actuator motor, etc. complete with required variable frequency drive (VFD), relays, timers, contactors, PT, push buttons, switches, internal wiring, etc. [i] Variable Frequency Drive (VFD) with IP 55 enclosures and mains disconnect switch suitable for 15 kW and comprising of the following complete with accessories of Danfoss, Schneider, L & T, ABB or Fuji make. (1) Built in dual 5% impedance DC link reactor (harmonic filters) on the positive and negative rails of the DC bus of the Variable Frequency Drive. (2) Built in EMC filters (electro magnetic compatibility filters) for restriction of conducted emissions to comply with IEC61800:3 (unrestricted distribution) :2004 Category C1 (50 meter). (3) Three feedback PID controller having capability to simultaneously accept 3 feedback signals from temperature sensors or pressure sensors for process optimization and accordingly control the speed of the AHUs or pumps. (4) Integral graphical keypad. NOTES: [i] The price of VFD and other necessary control equipment is deemed included in the quoted rate. [ii] Necessary civil work viz. foundation for placement of AHU, mounting of variable frequency drive (VFD) panel, construction of opening(s) for fresh/exhaust air etc. shall be covered in the scope of work. [iii] A spare motor (specified in [b]), which will be measured and paid for separately, to be procured and placed in AHU room.

Supply, installation, testing & commissioning of flameproof, foot-mounted (B3 construction), 3-Phase squirrel cage induction motor suitable for 415 V ± 10%, 50 Hz ± 5 % AC supply (combined variation ±10%), insulation class F, (for Blower of AHU) of 15 kW capacity, 28000 CFM with temperature rise limited to class B, degree of protection IP 55, duty 51, ambient temperature 45 ºC, conforming to IS 12615: 2011, IS/IEC 60079-1: 2007, IS 3682: 1966 gas group II A, II B complete all as specified and directed by the engineer-in-charge.Make: Crompton Greaves, ABB, Bharat Bijlee NOTES: [i] The motor shall be kept in a closed contained on a one feet height PCC pedestal inside AHU.

FIRE DAMPER Supply, installation, testing and commissioning of 16 gauge GI fire damper, at least of 120 minutes fire-rating, spring activated on melting of fusible link having melting point 67.13° C complete with smoke detector / thermister, fusible link etc. and actuator as required for operation, located in the SA / RA ducts, at all fire rated crossoevers (shafts, walls, etc.). along with control panel (located in such a way that the reset can easily be done), interlocked with the building management system for the fire detection or HVAC to trip / close in the event of fire/smoke in the respective zone and tested as per ULL- 555 and certified by CBRI complete all as specified and directed by engineer-in-charge. Make: Caryaire, Airflow, Airpro The fire dampers shall meet the following criteria: [a] Bare fire dampers with 400 mm sleeve [b] Control panel actuator, including electrical spring type actuator, remote indication of the fire damper position. [c] Interconnection wire for the fire detection & alarm system with the AHU and the smoke dampers [d] Sealing any openings around the sleeve of the fire dampers with approved fire sealant as per the specification & recommandations of the manufacturer.

Motorized, spring return type, combination fire and smoke damper

Control panel actuator, including electrical spring type actuator, remote indication of the fire damper position.

GALVANIZED STEEL SHEET (GSS) DUCTING Supply, installation, balancing and commissioning of site fabricated galvanized steel sheet metal (G.S.S.) round / rectangular ducting of following sheet thickness having zinc coating of 120 g/m² total on both sides and complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, volume control dampers, hangers, supports, etc. as per approved drawings and conforming to the latest edition of IS 655: 2006 & HVAC Duct Construction Standards - Metal and Flexible of SMACNA along with required scaffolding work to install the ducts at site complete all as specified and directed by engineer-in-charge. Make: Rola Star, Zeco, JSW

AIR TERMINALS S & F of supply / return / exhaust air diffusers / grilles / louvers of powder coated aluminium with aluminium volume control dampers with anti smudge ring & removable core complete all as specified and directed by engineer-in-charge. Make: Ruskin Titus, Zeco, Rola Star, Airflow, AirProducts, Caryaire

THERMAL INSULATION S & F of FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR), laminated with 12 micron aluminium foil facing with reinforced glass scrim tested for service temperature range 0- 105 ˚C as per EN 14706, EN 14707 & EN 14304, thermal conductivity λ ≤ 0.037 W/mK at mean temperature θm = 20 ˚C as per EN 12667 & EN ISO 8497, water vapour diffusion resistance factor μ ≥ 12000 as per EN 12086 & EN 13469, water absorption by volume 0.2% as per ASTM C 1763 & ASTM C 209, Class 0 fire performance as per BS 476 Part 6: 1989, Class 1 surface spread of flame as per BS 476 7: 1997, flammability HB, V-0 as per UL- 94, having good resistance to mechanical impact, excellent resistance to ozone, oil and chemicals, zero ozone depletion potential along with adhesives and other necessary accessories complete all as specified and directed by the engineer-in-charge. Make: Armacell, K-Flex, Aeroflex

13 mm thick thermal insulation

19 mm thick thermal insulation

AIR CURTAIN Supply, installation, testing and commissioning of commercial air curtain unit for prevention of dust and conditioned air losses, along with suitable flameproof motor single/three phase, 50 Hz, conforming to IS 12615: 2011, IS/IEC 60079-1: 2007, IS 3682: 1966, made out of MS/CRCA sheet of minimum thickness 18 gauge finished with two coats of red oxide primer and final coat of epoxy resin paint (oven baked) with MS - CRC 18 gauge square perforated suction grills, aluminium alloy fans, limit switch(es) and single/three phase electric motor, nozzles etc, complete with fittings and accessories so as to produce 1 - 1.5 m/s air velocity at floor level for door opening 70" X 96" complete all as specified and directed by the engineer-in-charge. Make: Mitsubishi, Kallerians, Zecon, Euronics

S & F of wall mounted digital temperature cum %RH controller (Digital Thermo Hygrometer) complete with large LCD, English display having operating voltage 24±10% V AC, 50 Hz frequency, ≤ 8 VA power consumption, 0.5 ºC temperature display resolution, 0.1% relative humidity display resolution, IP20 protection, etc. including battery and control wiring in PVC conduit from return air duct to AC Plant Room complete as specified and directed by engineer-in-charge. Make: Honeywell, HTC, General or equivalent

M & L for low smoke zero helogen (LS0H) fire survival control cable of size 2 core, 2.5 mm² (for instrumentation)with circuit integrity, conforming to BS 7846 and rated for 600 V, having plain annealed stranded copper conductor with fire-resistant mica tapes covered by an extruded layer of cross-linked polyethylene, extruded layer of thermoplastic low smoke zero helogen (LS0H) compound, single layr of galvanized steel wires and thermoplastic LS0H compound sheath, suitable for operating temperature range -40 ˚C to +90 ˚C and minimum bending radius being 12 times the overall cable diameter, including laying, clamping, termination and ferruling complete all as specified and directed by the engineer-in-charge. Make: Havells, Polycab, Finolex, RR Kabel, RPG

S & F of Indoor type wall mounted digital temperature cum %RH meter (Digital Thermo Hygrometer) complete with large LCD, English display having operating with 12/24H Max/Min temperature and humidity memory function range -50°C to 70°C Temperature accuracy 0.5 ºC and Humidity range 10% to 99% RH Humidity accuracy 5% RH Humidity resolution 1% RH Power source 1*AAA (1.5V) battery for AC Plant Room complete as specified and directed by the engineer-in-charge. Make: Honeywell, HTC, General or equivalent

CIVIL WORKS

Excavation in trenches/foundation not exceeding 1.5 m wide and not exceeding 1.50 m in depth for poles, laying of cables, etc. and getting out in soft/loose soil all complete as specified and directed by the engineer-in-charge.

Excavating in trenches in hard/dense soil, not exceeding 1.5 m wide and exceeding 1.5 m depth and not exceeding 3.0 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. not exceeding 10 sq m on plan and not exceeding 1.5 m in depth and getting out all as specified and directed by the engineer-in-charge.

Returning filling including spreading leveling watering and well ramming in layers not exceeding 25 cm in soft/loose soil all complete as specified and directed by the engineer-in-charge.

Removing excavated material exceeding 1.50 km but not exceeding 25 km and depositing where directed in soft/loose soil all complete as specified and directed by the engineer-in-charge.

M & L for dry sand in cable trenches before and after the cables are laid in sand cushioning to cables all complete as specified and directed by the engineer-in-charge.

M & L for cement concrete 1:3:6 type C-2 using 40 mm graded stone aggregate in foundations of streetlight poles, filling and mass concrete all as specified and directed by the engineer-in-charge.

M & L for cement concrete 1:3:6 type C-1 using 20 mm graded stone aggregate in copings all around the streetlight poles all as specified and directed by the engineer-in-charge.

COMPREHENSIVE MAINTENANCE OF AC PLANT Comprehensive maintenance comprising of routine, preventive & breakdown maintenance of chilled water type central air conditioning plant of capacity 120 TR x 3 (Two working and One Standby) comprising of AHU installed, comprising of all devices and accessories through out 12 months on all days including sundays & holidays for a period of 03 years after expiry of defects liability period (i.e. 24 months after completion of all Phase II tests) all as specified and directed and as shown below:-

(a) 1st year after expiry of defect liability period.

(b) 2nd year after expiry of defect liability period.

(c) 3rd year after expiry of defect liability period.

NOTE:- (a) The contractor shall conclude MOU with OEM of CHILLER PLANT and be responsible for periodical maintenance, as per maintenance schedule attached and specified including renewal / replacement of parts, fittings / fixtures filling of refrigerant gas etc required for smooth functioning of the plant as per manufacturers instructions. Periodical inspection as per standard setup by OEM shall be carried out and service report duly signed by OEM or his authorised AGENCY shall be provided to the GE. Payment of AMC shall be released only after submission of Inspection Report to GE. (b) The Contractor shall maintain proper records of all kinds of daily, weekly, monthly, quarterly, half yearly and yearly or whatsoever maintenance is carried out during contract period in a binded book / register and shall obtain the signature of Engineer-in-Charge every fortnightly. (c) The quoted rate is deemed to be inclusive of tools & testing instruments required for maintenance of AC plants. (d) All the breakdown shall be attended within 08 hours failing which a penal recovery of Rs 1,000/- per day shall be recovered from Contractors due payment till system repairs completed satisfactorily for partial breakdown and Rs, 20000/- per day for whole breakdown of system till system repairs completed satisfactorily.

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