PROVISION OF CENTRALISED AIR CONDITIONING IN PARTITION PORTION INSIDE HELO HANGER AT INS ABHIMANYU AT NAVAL STATION KARANJA

Amount

SCH 'A' PART - I : BUILDING AND STRUCTURE Total of Schedule 'A' Part-I B/F from Serial Page No. 21

SCH 'A' PART-II :SITE CLEARANCE, EXCAVATION AND EARTHWORK Total of Schedule 'A' Part-II B/F from Serial Page No. 22

SCH 'A' PART-III : ROAD/ PATH/ HARDSTANDING Total of Schedule 'A' Part-III B/F from Serial Page No. 23

SCH 'A' PART-IV : SEWAGE DISPOSAL Total of Schedule 'A' Part-IV B/F from Serial Page No. 25

SCH 'A' PART-V :COMPOUND WALL AND GATE Total of Schedule 'A' Part-V B/F from Serial Page No. 27

SCH 'A' PART-VI :EXTERNAL WATER SUPPLY Total of Schedule 'A' Part-VI B/F from Serial Page No. 28

SCH 'A' PART-VII :EXTERNAL ELECTRIFICATION Total of Schedule 'A' Part-VII B/F from Serial Page No. 30

SCH 'A' PART-VIII :CENTRAL AIR CONDITIONING Total of Schedule 'A' Part-VII B/F from Serial Page No. 33

SCH 'A' PART-IX : MISCELLANIOUS ITEMS (TO BE QUOTED ITEMS IN PROVISIONAL SCHEDULES)

EXTERNAL ELECTRIFICATION

Supplying, installing, testing & commissioning of factory assembled Diesel Engine driven generating set fully wired alternator AC to give an output of 160 KVA (125 KW) continuously rating at a PF of 0.8 lagging, 415 volts , AC 3 phase 4 wire 50 HZ ,1500 RPM, directly coupled with diesel engine water cooled mounted on common base frame complete with built in standard fuel tank of approx 290 Ltrs floor mounting fuel tank (service tank) of adequate capacity with fuel line & accessories, PCC foundation work as per manufacturer's instructions, vibration damper pads & other accessories etc suitable for 160 KVA DG Set. Make: Cummins Model No.C160D5P series /Kirloskar

[A] Engine: 6 cylinder, in-line, 4 stroke, radiator cooled engine, well designed air handling system with dry type, heavy duty, replaceable paper element air cleaner with restriction indicator, air to air aftercooling, optimised turbocharger for increased altitude,Inline fuel pump with class H electronic governing, spin on fuel filter, standard integral set-mounted radiator system, designed and tested for 50°C ambient temperature, full flow spin on lube oil filter, electrical starter motor with soft start engagement feature, ƒƒbattery charging alternator with 2 x12 V DC dry type battery with following specifications. (i) MoEF Certified Power (BHP) - 206 BHP (ii) Required Power for Rated KVA (BHP) - 197 BHP (iii) Cooling - Liquid Cooled (EG Compleat 50:50) (iv) Aspiration - Turbocharged, Charge Air Cooled (v) No of Cylinders - 6, in-line (vi) Fuel - High Speed Diesel

[B] Alternator: ƒƒBrushless type, screen protected, revolving field, self-excited alternator, conforming to IS/IEC 60034-1 3-phase reconnectable winding with 12 terminals brought out for connection, dedicated winding specially designed for single operation, impregnation on all wound components for better mechanical strength. [C] Control Panel: Manufactured with 14/16 gauge CRCA sheet and powder coated for weather-proof and long lasting finish. The control panel consists of the following parts: [i] Controller: Aluminum bus bars with suitable capacity with incoming/ outgoing terminals. [ii] Indicating lamps for ‘Load ON’ and ‘Set Running’ [iii] Instrument fuses duly wired and ferruled [iv] MCCB of suitable rating with overload and short circuit protections

[v] Microprocessor based generator set monitoring and control system including an intuitive operator interface that allows for complete generator set control as well as system metering, fault annunciation, configuration and diagnostics, LED backlit LCD display with tactile feel soft-switches & generator set status LED lamps, remote START-STOP ƒ[vi] Engine Metering: Oil pressure, engine temperature, starting battery voltage, engine running hours ƒƒ[vii] AC Alternator Metering: L-L voltage and L-N voltage, current (phase and total), kVA (phase and total) and frequency ƒ[viii] ƒEngine Protection: Low lube oil pressure, high/low coolant temperature, battery over/under/weak volts, fail to crank/start, sensor failure, cranking lockout, low fuel level

ƒƒ[ix] AC Alternator Protection: Over/under voltage, over/under frequency, loss of AC sensing. ƒƒ[x] Data Logging: Engine hours, control hours and upto 5 recent fault codes ƒƒ[xi] Configurable glow plug control [xii] ƒƒ24 V DC operation [xiii] Silencer: ƒƒCritical grade silencer suitably optimized to meet stringent noise emission standards laid down by MoEF / CPCB [xiv] Mounting Arrangement: ƒƒEngine and alternator are mounted on a common MS fabricated base frame with AVM pads. [xv] ƒƒBase frame with integral fuel tank is provided with drain plug, air vent, inlet and outlet connection, level indicator and provision for cleaning

(D) Acoustic Enclosure: Specially designed to meet stringent MoEF/CPCB norms of 75 dBA @ 75 % load under field conditions. The acoustic enclosure is made CRCA sheets in munsel green shade and a structural/ sheet metal base frame painted in black. High quality noise absorbant and fire retardant grade acoustic insulation material (P.U Foam) complying to IS 8183. Two point lifting for easy handling at site. Designed to have have optimum servicebility. Air inlet louvers specially designed to operate at rated load and made on special purpose CNC machines for consistency in quality and workmanship. 11 tank pretreatment process and UV resistant powder coating of all parts to withstand extreme enviroment. Use of special hardware for longer life. Use of special hardware for longer life. Flush styling- no projections. Fluid drains for lube oi and fuel and fuel filling arrangment inside the enclosure.

(E) Automatic Main Failure (AMF) panel-01 No: The AMF Panel shall be as per OEM design and shall be one of the Make: OEM/ Gen Set Assembler Powerica/ Goyel/ Neptune / L&T/ Kala Gen Set Pvt Ltd. Indoor type, factory fabricated cubical type, free standing, floor mounted, AMF control panel, provided with removable rear panel and hinged front panel for easy accessibility, fabricated out of not less than 2.0 mm thick CRCA Sheet including of powder coated paint and comprise of following: (i) AMF control circuit with 4 Pole power contractor, 250 Amp Make: L &T /Siemens/Legrand- 02 Nos. Each one for commercial and DG Set incoming supply with HRC back up fuse complete with all DC control relays/ line voltage monitor (LVM) as per OEM specifications incorporating engine start, stop, three attempt starting facility and failure to start etc.,

Supply and fix for MCCB of capacity 320 A, 50 KA having thermal magnetic release and breaking capacity Icu, 50 KA at 415 V, 50 Hz, AC complete all as specified and as directed by Engr-in-charge.

Supplying, fixing, testing and commissioning, cubical, floor mounted, Outdoor, LT panel, CPRI approved dust and vermin proof made out of not less than 2mm thick CRCA sheet and 50X50X6 mm angle iron frame, powder coated, suitable for operation on 3 phase 50 Hz, 415 volts, including internal wiring with 1100 volts grade single core, PVC insulated, FRLS, multistranded copper conductor cables of suitable current carrying capacity complete and comprising of the following accessories :- Supply and fixing of air insulated rising main with copper bus bar 500 Amps, Breaking capacity of 35 KA and IP 54 Protection.

(A) INCOMING: (a) 4 Pole MCCB 250 Amps, 50 HZ,415 V with rupturing capacity 36 KA- 01 No (B) OUTGOING: (a) 4 Pole MCCB 160 Amp, 50 HZ,415 V with rupturing capacity 25 KA (For AC plant)- 01 No (b) 4 Pole MCCB 25 Amp, 50 HZ,415 V with rupturing capacity 25 KA ( For power system)- 01 No (c) 4 Pole MCCB 63 Amp, 50 HZ,415 V with rupturing capacity 25 KA ( For AC 2 Ton, TV LLED, LED light panel, Helipad and Red light)- 01 No +01 No (Spare) (d) 4 Pole MCCB 100 Amp, 50 HZ,415 V with rupturing capacity 25 KA (For fire pump)- 01 No (e) 4 Pole MCCB 32 Amp, 50 HZ,415 V with rupturing capacity 25 KA (For Spare)- 01 No

CENTRAL AIR CONDITIONING

WATER-COOLED SCROLL TYPE CHILLER UNIT (2W + 1S) Designing, supplying, installing, testing and commissioning of chilled water type central air conditioning plant of capacity 52 TR (Approx)- 26 TR (02 Nos working and 01 No standby) with all equipments and accessories complete and comprising of the following :- (a) Three Nos of water cooled chiller unit factory assembled with nominal cooling capacity appox. 26TR ,duly prewired and run tested at the factory with capacity modulation in steps.

Intelligent:- Microprocessor control to ensure ease of operation significant power saving to reduced maint cost and lower instance of break downs. (a) Digital setting of temp levels enable setting of desired temperature level accurately to ensure optical cooling and significant power saving. (b) Auto distribution load to ensure when the air condition is less than full capacity of the chiller microprocessor automatically to keep only the required compressor on and switch off rest. Moreover controller ensures all compressors evenly switched ON or OFF at regular interval to ensure efficient running of the chiller and ensure equal load on all the compressors. (c) BMS capability to ensure PC monitoring and remote connectivity features.

(d) Protection mechanism:- The controller to protect the compressor from accidental phase reversal or single phasing errors .In built anti freeze protection ensure cutoff before freezing point to ensure lower instances of breakdown. (e) Non volatile memory:- all setting on the controller are stored in the non volatile memory and stop through power failure for avoiding the need to reset the parameters after every power failure. (f) Self diagnostics: - to help in identifying fault very quickly .technical fault can be detected and displayed on the controller to make trouble shooting simple. g) Auto start:- The controller restart automatically with its original setting after the restoration of power supply. Make: Bluestar Model No. XWC2VS-026AR3 / Carrier

CHILLED WATER CIRCULATION PUMP (2W + 1S) Supply, installation, testing and commissioning of Monoblock, self-priming, single-stage centrifugal pump, capable of 4.7 LPS discharge at 18 MWC head, having cast iron casing, enclosed type dynamically balanced cast iron impeller, carbon steel pump shaft, gland packed sealing, deep groove ball bearings, etc. with TEFC squirrel cage induction motor of 3 HP 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 as directed by Engr-in-charge. Make: Kirloskar (KDS-335++*) / Beat & Crompton (Beacon) / Grundfos / Mather & Platt

NOTES: [i] Necessary civil work viz. foundation for placement of pump and accessories shall be covered in the scope of work. [ii] Pressure gauge, thermometers, etc. shall be measured and paid for separately.

CONDENSER WATER PUMP (2W + 1S) Supply, installation, testing and commissioning of Monoblock, self-priming, single-stage centrifugal pump, capable of 8.4 LPS discharge at 14 MWC head, having cast iron casing, enclosed type dynamically balanced cast iron impeller, carbon steel pump shaft, gland packed sealing, deep groove ball bearings, etc. with TEFC squirrel cage induction motor of 3 HP 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 as directed by Engr-in-charge. Make: Kirloskar (KDS-325++*) / Beat & Crompton (Beacon) / Grundfos / Mather & Platt NOTES: [i] Necessary civil work viz. foundation for placement of pump and accessories shall be covered in the scope of work. [ii] Pressure gauge, thermometers, etc. shall be measured and paid for separately.

STAINLESS STEEL EXPANSION TANK Supply and fix for 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 complete all as specified and as directed by Engr-in-charge. Make: Beardsell /Mag Hard insulator / Zenith / Modi

HDPE MAKE-UP WATER TANK Supply and fix for 3-layered HDPE make-up water tank of 12500 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 all as specified and as directed by Engr-in-charge. Make: Sintex

M & L for 1.1 kV grade copper conductor, XLPE insulated armoured cable conforming to IS 7098 (Part 1): 1988, having stranded copper compact shaped conductors as per Cl. 2 of IS 8130: 1984, PVC inner sheath, single armouring of galvanised 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 as directed by Engr-in-charge. Make: Gloster / Asian / Universal / Elektron / Polycab / Havells

4 core, 16 mm² [for chillers]

3 core, 6 mm² [for cooling tower]

3 core, 4 mm² [for pump starter to motor terminals]

HVAC PANEL Supply, installation, commissioning and testing of factory made, CPRI type tested, indoor, cubical compartmental type "HVAC Panel" of suitable size, 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 2.0 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., with accessories complete all as specified and as directed by Engr-in-charge. Make: Schneider / ABB / Siemens / L & T

The HVAC Panel shall comprise of the following: Busbar Chamber: [i] 01 Set (3L + N) of copper busbar of rated capacity 250 A, covered with PVC insulated sleeves including insulator, nuts, bolts, etc. with complete connection. Incoming: [i] 160 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)- 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] 80 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 (1W+1S). [for AHU] [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).- 04 Nos (3W+1S). [for Chiller] [iii] 16 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. (7W+1S) [for Cooling Tower, Chilled Water Pump, Condenser Water Pump]

CONDENSER WATER PIPING MS ERW CLASS- C PIPE Supply, laying / fixing, testing and commissioning of 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 fasteners) with necessary accessories complete all as specified and as directed by Engr-in-charge. Make: Tata / Jindal NOTES: [i] The pipe size 150mm diameter & below shall be MS 'C' class as per IS 1239 (Part- 1): 2004 & IS 1239 (Part- 2): 2011. [ii] The pipe size above 150mm diameter shall be welded black steel pipe heavy class as per IS 3589: 2001. [iii] Minimum thickness of MS sheet for pipe size above 150mm diameter and up to 350mm diameter shall be 6.35 mm and it shall be 7mm for pipe size 400mm NB and above.

125 mm diameter

80 mm diameter

40 mm diameter

Y- STRAINER Supply, installation, testing and commissioning of 80 mm diameter 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 as directed by Engr-in-charge. Make: Emerald / Rapid cool / Danfoss / Sparlan

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 with necessary accessories complete all as specified and as directed by Engr-in-charge. Make: Audco / Sant / Normax / Leader

125 mm diameter

40 mm diameter

NON-RETURN VALVE Supply, installation, testing and commissioning of 80 mm diameter 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 diaphragm, leaded tin bronze seat rings and flange drilling standard end connection, etc. with other necessary accessories complete all as specified and as directed by Engr-in-charge. Make: Audco / Sant / BIR / Kirloskar / Leader

MANUAL BALANCING VALVE Supply, installation, testing and commissioning of 80 mm diameter 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 as directed by Engr-in-charge. Make: Audco / Danfoss / Flowcon

CHILLED WATER PIPING Supply, laying / fixing, testing and commissioning of 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 fasteners) with necessary accessories 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 as directed by Engr-in-charge. Make: Tata / Jindal NOTES: [i] The pipe size 150 mm diameter & 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 diameter 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 diameter and up to 350 mm diameter shall be 6.35 mm and it shall be 7 mm for pipe size 400 mm diameter and above.

100 mm diameter

65 mm diameter

20 mm diameter

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 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 as directed by Engr-in-charge. Make: Emerald / Rapid cool / Danfoss / Sparlan

100 mm diameter

65 mm diameter

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 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 as directed by Engr-in-charge. Make: Emerald / Rapid cool / Danfoss / Sparlan

100 mm diameter

NON-RETURN VALVE Supply, installation, testing and commissioning of 65 mm diameter 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 diaphragm, 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 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 as directed by Engr-in-charge. Make: Audco / Sant / BIR /Kirloskar / Leader

3-WAY TEMPERATURE CONTROL VALVE Supply, installation, testing and commissioning of 100 mm diameter electronic, self-balancing, pressure independent type dynamic balancing valve rated for minimum 25 bar working pressure with integrated 3-way modulating control valves in a single body and actuator capable of accepting up to 10 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 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 as directed by Engr-in-charge. Make: Honeywell / Siemens / Johnson / Anegry NOTES: [i] Maximum close off pressure shall not be less than 6 bar for up to 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 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 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 as directed by Engr-in-charge. Make: Audco / Danfoss / Flowcon

100 mm diameter

65 mm diameter

BALL VALVE Supply and fix for 20 mm diameter SS 304 ball valve, having two piece design, SS 304 body & ball, PTFE seal/packing/gasket and screwed/socket weld end connection, etc. with accessories, etc. 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 as directed by Engr-in-charge. Make: Audco / Sant / BIR / Kirloskar / Leader

DRAIN & INSTRUMENTATION PIPING MS ERW CLASS- C PIPE Supply, laying / fixing, testing and commissioning of MS ERW Class- C 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 fasteners) with necessary accessories complete all as specified and as directed by Engr-in-charge. Make: Tata / Jindal

25 mm diameter

15 mm diameter

BALL VALVE Supply and fix for SS 304 ball valve, having two piece design, SS 304 body & ball, PTFE seal/packing/gasket and screwed/socket weld end connection, etc. with accessories complete all as specified and as directed by Engr-in-charge. Make: Audco / Sant / BIR / Kirloskar / Leader

25 mm diameter

15 mm diameter

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 as directed by Engr-in-charge. Make: Advance, Sant, Hindustan

TEMPERATURE GAUGE S & F of 6" dual scale (°F/°C), lower mount (radial), bimetal thermometer 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., complete all as specified and as directed by Engr-in-charge. Make: Fiebig / Danfoss / Baker Mercer / L&T

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: Fiebig / Danfoss / Baker Mercer / L&T

AIR DISTRIBUTION DOUBLE SKIN AIR HANDLING UNIT One Nos Air handling unit of Make: Edgetech/ Zeco/ Citizen/ BTS with not less than 24000 dehumidified air CFM ,static pressur 50mm WG suitable capacity with chiller unit of sectionalised construction, factory made double skinned six row deep cooling coil and 50 mm TSP complete with all accessories controls etc as per OEM specifications and comprising :- (i) Cooling coils of copper tube with aluminium fins. (ii) Prefilter, plenum and fire dampers in the supply air duct. (iii) Heating Kits, strip type of min capacity 18 KW arranged in banks to serve as relative humidity control of conditioned space including providing switchgears, accessories, measuring devices, etc all as specified and directed complete with controls. (iv) Blowers for AHU complete with suitable electric motor, TEFC squiral cage induction motors for operation on 415 Volt, 3 phase, AC supply, with V Belt and belts guard (v) Insulation of AHUs all as specified. NOTE:- This will be made of 16 gauge powder coated CRC sheet fixed to angle iron frame and will be complete with condensate pan. The cabinet shall be factory made factory assembled but will be in sections for conveniences of transportation. The whole cabinet shall be suitably insulated with 25mm thick resin bonded fiber glass /resin bonded rock wool thermal insulation lined with 24-gauge aluminum sheet. Suitable floor supports, drain and access panel shall be provided. Make: Carrier / Edge Tech / Zeco

[i] AHU panel made out of 2.00 mm thick mild steel CRCA sheet, duly powder coated in compartmentalised construction with incomer and outgoing feeders for AHU motor, 3-way valve actuator motor, fire damper actuator motor, heater bank etc. complete with required variable frequency drive (VFD), relays, timers, contactors, PT, push buttons, switches, internal wiring, etc. as mentioned below: (1) Busbar Chamber (i) 01 Set (3L + N) of copper busbar of rated capacity 200 A, covered with PVC insulated sleeves including insulator, nuts, bolts, etc. with complete connection. (2) Incoming (i) 80 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)- 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

(3) Outgoing (i) 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)- 01 Nos. [for heater bank] (ii) 40 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)- 01 Nos. [for VFD (AHU motor)] (iii) 6 A, 230 V, 50 Hz, SPN MCB (C- curve)- 02 Nos. [for 3-way valve actuator motor, fire damper actuator motor] (iv) LED phase indicators (Red, Yellow, Blue)- 02 Set (v) Cl 1.0 multi-function meter capable of measuring V, A, F, PF, W/VA, Wh/VAh, Runhrs. Onhrs & interupts- 02 Nos.

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.

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 / thermistor, fusible link etc. and actuator as required for operation, located in the SA / RA ducts, at all fire rated crossovers (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: Dyna / Ravistar / Mapro / Caryaire / Ate 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 & recommendations 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 factory 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: TechnoAir / Camduct

22 G (MS angle flanges)

20 G (MS angle flanges)

18 G (MS angle flanges)

AIR TERMINALS S & F of supply / return / exhaust air diffusers / grills / louvers of powder coated aluminium with aluminium volume control dampers with anti smudge ring & removable core complete all as specified and directed by the engineer-in-charge. Make: TechnoAir / Camduct

THERMAL INSULATION S & F of black flexible closed-cell elastomeric thermal insulation made of elastomeric foam based on synthetic rubber (NBR / PVC) with self pre-covered self-adhering, UV treated glass cloth of thickness 7 mm / 200 GSM, tested for maximum service temperature 100 ºC as per ASTM C411 & minimum service temperature -50 ºC as per ASTM C534, thermal conductivity λ ≤ 0.037 W/mK at mean temperature θm = 24 ºC as per ASTM C518 / C177, ASTM C335, water absorption by volume ≤ 0.2% as per ASTM C1763, fire spread index (FSI) & smoke development index (SDI) 25/50 as per ASTM E84, flammability HB, V-0 as per UL 94, fungi resistance as per ASTM G21, mould growth resistance as per ASTM E2180-18 / UL 181 and ozone resistance as per ASTM D 1149-18 along with adhesives and other necessary accessories complete all as specified and directed by the engineer-in-charge. Make: Lloyd

13 mm thick thermal insulation (for return duct)

19 mm thick thermal insulation (for supply duct)

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 156" X 48" complete all as specified and directed by the engineer-in-charge. Make: Kallerians / Mitsubishi / Zecon

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

M & L for low smoke zero halogen (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 halogen (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

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

COMPREHENSIVE MAINTENANCE OF AC PLANT Comprehensive maintenance comprising of routine, preventive and breakdown maintenance of chilled water type central air conditioning plant of capacity 26TRx2 (one working and one standby) comprising of AHU installed, comprising of all devices and accessories through out 12 months on all days including sundays and 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:-

1st year after expiry of defect liability period.

2nd year after expiry of defect liability period.

3rd year after expiry of defect liability period.

Notes:- (a) The contractor shall conclude MOU with OEM 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. (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. 20,000/- per day for whole breakdown of system till system repairs completed satisfactorily.

MANNING AND OPERATION OF AC PLANT Manning and operation of chilled water type central AC plant of capacity 26TRx2 (one working one stand by) comprising of AHU installed for a period of 60 (Sixty) months [for three shifts of eight hours duration (0600 hrs to 1400 hrs, 1400 hrs to 2200 hrs and 2200 hrs to 0600 hrs)] for all days in a week including sundays and holidays with all instruments and controls complete all as specified as under and as directed by Engr-in-charge.

First year (11 Months after completion)

Second year (11 Months after completion of phase 13.01 above)

Third year (11 Months after completion of phase 13.02 above)

Fourth year (11 Months after completion of phase 13.03 above)

Fifth year (11 Months after completion of phase 13.04 above)

Sixth year (05 Months after completion of phase 13.05 above)

NOTES:- (a) The Contractor shall Employ Refrigeration mechanic having minimum ITI qualification from Govt Recognised institute with adequate knowledge & minimum 2 years experience in maintenance/operation of AC plants. The operator must competent to carry out the minor maintenance all as directed. (TOTAL number of operators required per day are 03 nos.) (b) Contractor shall pay the wages to the employees through e-payment i.e. Adhaar linked bank accounts (credit to their bank account). Engineer-in-charge shall ensure that e-payment made to employees and their wages shall not be less than minimum wages fixed by State Govt or Central Govt whichever is more. Monthly e-banking statement shall be furnished by the contractor to the Engr-in-charge and the same shall be kept in record duly verified. (c) It is the responsibility of contractor to deposit the employees provident fund (EPF) to the concerned authority as per the prevailing scales as laid down by Ministry of labour for all operator/helper (as appliable) and necessary proof to this regard shall be submitted to the Engineer-in-charge for verification & record. The quoted rates shall be deemed to be included of above provisions. In case contractor fails to produce the proof of EPF, the same shall be recovered from his dues as per the prevailing scale plus 15 percent. (d) The contractor shall maintain all the registers under various labour law rules, 2017 and shall be produced to the Engineer-in-Charge as well as officers detailed by central labour department.

e) Each shift duration shall be 8 hours & duty timing will be decided by Engr-in-Charge. (f) The unit rate quoted shall deemed to be included for cost of labour for daily routine maintenance for trouble free functioning of installation. (g) In case of any abnormal noise/complaint the plant should be put off and same should be brought to the notice of Engr-in-charge. (h) The operator employed by the contractor shall be capable of carrying out minor repair/maintenance & should have well experience in AC plants as applicable. (i) The quoted rate is deemed to be inclusive of cotton waste, cleaning material etc & Contractor will ensure general area cleanliness and upkeep of the installation on daily basis. (j) The quoted rate is deemed to be inclusive of tools & testing instruments required for operation & maintenance of AC plants. (k) The rate quoted shall deemed to be inclusive of safety gear & required tools for minor maintenance. In case of failure to provide tools kit & safety kit (spanner sets, hand gloves), a penalty of Rs 3000/- will be recovered and levied. (l) The Contractor shall not employ same tradesman continuously for more than 11 months during the Contract period.

m) The contractor shall provide 02 uniforms to each operator and design of uniform shall be got approved. In case of failure, a penalty of Rs. 2000/- per uniform will be levied and recovered from their dues. (n) In case of failure due to absence of operative staff, the contractor shall be liable to pay compensation at twice the cost of a day's Manning & Operation derived from pro rate of Sch'A' quoted rates. (o) The contractor shall provide board at proper location near each installations duly writing the name of operators and Mobile Numbers shiftwise. (p) Another AC Plant of Process building is also likely to be commissioned under this project in due course. Afterwords, both AC plants shall be run as above by the same.

AIRFRAME

BRITE INDUSTRIES

M/s. NILESH SURESH KAWOOR

NAFREF ENGINEERS PVT LTD