WORK SERVICES FOR INDUCTION OF NEW HELICOPTER SQN AT AF STN UTARLAI

Amount

NOTE: Schedule ‘A’ Part I to XIV are under Ser No. 2.00 to 15.00. are Prepriced by MES. Bidders shall insert their lumpsum amount in the Green coloured field under Col-6 only.

Lump sum price worked out for Building / Structures as listed in Sch `A’ Part IA.

Lump sum price worked out for Excavation & Earthwork as listed in Sch `A’ Part II

Lump sum price worked out for Internal Water Supply as listed in Sch `A’ Part III

Lump sum price worked out for Internal Electrification as listed in Sch `A’ Part IV

Lump sum price worked out for Road/Path/Hard Standing as listed in Sch `A’ Part V

Lump sum price worked out for Sewage Disposal as listed in Sch `A’ Part VI

Lump sum price worked out for Area Drainage as listed in Sch `A’ Part VII

Lump sum price worked out for External Water Supply as listed in Sch `A’ Part VIII

Lump sum price worked out for External Electric Supply as listed in Sch `A’ Part IX

Lump sum price worked out for Security Fencing and Gate as listed in Sch `A’ Part X

Lump sum price worked out for Lightening Protection as listed in Sch `A’ Part XI

Lump sum price worked out for Cooling Appliancies as listed in Sch `A’ Part XII

Lump sum price worked out for Air Conditioning as listed in Sch `A’ Part XIII

Lump sum price worked out for Fire Fighting System as listed in Sch `A’ Part XIV

SCHEDULE `A' PART - IB (TO BE QUOTED BY THE CONTRACTOR)

Lump sum price worked out for (PEB) PRE ENGINEERED BUILDING (HANGAR) as listed in Sch 'A’ Part IB.

SCHEDULE `A' PART-XIV MISCELLANEOUS ITEMS OF WORK (Note for items 17 to 119: The contractor shall quote his rate for each of these items separately. The estimated rate is left blank since the same is not prepriced by MES)

Supply, installation, testing and commissioning of 11 KV, 630 Amps,Both Side Extensible Outdoor Fixed Type (IP54), RMU (Ring main unit) 4-way comprising of 02 Nos 630 Amps, motorised operated Load Break Switch & 02 Nos. motorised charging fixed-type Vacuum Circuit Breaker, inside robotically welded stainless steel 304 (Non Ferrite Non Megnetic Grade) tank having min. thickness 3+0.5 mm with IP 67 Degree of Protection and enhanced BIL of 95kVp internally to manage voltage surges. RMU should be provided with internal busbars, as well as earthing busbars of electrolytic grade copper, padlock provisions & complete with all accessories. The RMU shall be type tested for Internal arc test of AFL 21kA/1 sec for tank as per IEC62271-200. RMU shall have on-site-repairability features such as site replacable bushing/coupling/mechanism and gas refilling at site. The earthing busbar shall be provided inside each cable compartment for soilid earthing of Cable sheilds. The outer hinged main door should cover entire front of switchgear including cable doors for providing fail-safe protection. The unit shall include the following with all necessary standard fitting as required at site.

(a) 2 Nos. Incoming Load Break Switch module consisting of following accessories : 11kV, 630A Load Break Switch module and integrated earthing switch, both with full making capacity. Short time current - 21kA/3-sec, Making Capacity - 52kAp Auxiliary contacts - 1NO + 1NC Spring-assisted snap-action mechanism driven via shaft that remains un-inhibited after motorization, if required in future. Cable boxes with double-door arrangement for enhanced safety (IP54+IP3X) interlocked to prevent access to 3Cx300sqmm XLPE AL cable termination in live-condition, Right angle boots (push on type) Suitable site replacable Cable bushings situated not beyond 300mm from cable-cover to allow ease of access for installation/testing/replacement purposes. Cable covers with self Interlocking mechanism with earth switch Capacitive voltage indication fixed type system as per IEC61243

(b) 2 Nos. Outgoing Breaker module consisting of following accessories : 11kV, 630A fixed-type Vaccum Circuit Breaker module for making and breaking of fault current alongwith disconnector+Earth Switch of full making capacity Short time current - 21KA/ 3 sec, Making Capacity - 52kAp Auxiliary contacts - 1NO + 1NC Stored Enegry mechanism with motorised spring-charging, associated closing/tripping coils, integrated non-removable spring-charging perating handle and ON/OFF push buttons mechanically latched to the mechanism Interlocked, arc-proof Cable box for front termination of the cable suitable upto 3 core 300 Sqmm, 11 KV XLPE cable with double-door arrangement (IP54+IP3X) safety interlocked to prevent access to cable termination in live-condition Right angle boots (push on type) Numerical based self-powered OC+EF Protection Relay, providing OverCurrent (min. setting 20%), Earth-Fault (min. setting: 10%) 03 Nos 100/1, epoxy insulated, Ring Core CTs for protection (Acc.Cl.5P10), installed away from bushings to prevent saturation of core.

Suitable site replacable Cable bushings situated not beyond 300mm from cable-cover to allow ease of access for installation/testing/replacement purposes. Cable covers with self Interlocking mechanism between doors, earth switch, disconnector & VCB Capacitive voltage indication fixed type system Mechanical Indications for breaker ON, OFF, EARTH, TRIP, Spring Charged-Discharged (i) Capacitive voltage indication fixed type VPIS 9-15 kV(ii)Necessay interclocking arrangement for safety and operations(iii)One No. Operationg Handle for motorised Operation and one no. manometer(iv) Safety Interlocks Shall be provided as per relevant IEC/IS Standards and Manufacturers directions.(v)Above switchgear shall confirm to all relevant IEC/IS Standards.(vi)Vacuum interrupter should be of same make as RMU(vii)Cable bushing should be replacable at site.Battery - 24V DC, Batter Charger - 7.5A - 230V AC to 24V DC,Minimum 3 module should accommodate in one tank to avoid multiple coupling at site.

Supply and fix LED security light luminaire 100W having IP-65 protection with minimum lumen efficiency 110kw, made of PRESSURE DIE CAST housing toughened glass in the front and peanut lens for batwing light distribution with excellent thermal management and the fitting should have rated CCT 6000 K complete with all accessories and all as specified and directed.

M&L for bracket for street light fitting made out of 40 mm bore pipe medium grade GI tube light grade bent to shape required, fixed with and including MS flat iron clamps, bolts, nuts, washers complete all as directed by Engr -in - charge.

Supply and fix LED security light luminaire 1 x 120 W having IP-65 protection with minimum system efficiency as >85%, made of PRESSURE DIE CAST housing toughened glass in the front and peanut lens for batwing light distribution with excellent thermal management and the fitting should have rated CCT 7000 K complete with all accessories and fixing arrangement on GI Pipe 50 mm bore bracket shape to bend at length of 2.0mtr complete all as directed by Engr -in - charge.

Boring of holes under road, pavement, hard standing by trenchless technology using ultra sounding technique and necessary machine including HDPE pipe of 150 mm dia or nearest higher size suitable for 0.4 mpa working pressure complete all as directed by Engr -in - charge.

Material and labour for sand cushioning by natural tibba sand all around the cable for protection complete all as directed. Note: Punned thickness only measured for payment.

Supply and laying of stone patti 40 to 50mm thick and 25 to 30Cm width abutting each other for cable protection complete all as directed by Engr -in - charge.

Supply and fix hot press moulded junction boxes with hinged door, 4 P ,50Amps rated connector and neutral link with MCB SP 6A mounted in the box,including necessary fixing arrangement to the PCC pole including complete all as directed.

S&F Wall mounted indoor type copper wound Air cooled with digital display automatic operationVoltage Stabilizer single phase and designed for input variation between 170 V to 250 Volt with output voltage stabilized at 230 V with accuracy of +3% and of capacity 1 KVA complete all as directed by Engr -in - charge.

Supply and fix Ductile iron pipe spigot socket class K-9 of size the 150 mm (6'') dia including tyton joint, laid in trench along with complete all as specified and directed.

Supply and fix Ductile iron pipe spigot socket class K-9 of size the 100 mm (4'') dia including tyton joint, laid in trench along with complete all as specified and directed.

Supply, fixing commissiong testing of centrifugal pump set , electric driven working voltage range 370-450 volts 3 phase 30 meter head, 5HP capacity, discharge capacity 650LPM and suction and deliver end 80/65mm bore complete inlusive of suitable relay, starter mounted on enclosures and PCC foundation all as specified and directed.

Material and labour for valve chamber 900 x 900 x 900 mm (internal ) with PCC block masonry valve chamber, PCC foundation, plastering and necessary excavation and earth work in hard/ dense soil, MS sheet cover 3.15 mm thickness along with angle iron frame of size 40 x 40 x 6mm with locking arrangement with necessary fixing materials like hinges, nut/bolts etc (valve chamber cover shall be opened in two halves) and painting to MS cover with one coat of red oxide and two coats of synthetic enamel paint etc all as specified.

Material and labour for DI specials such as bends, tees, collars, tail pieces, straight/angle connecting pieces any type (flanged ends, socketed ends or flanged/socketed ends) complete suitable for CI/DI mains of sizes complete all as specified and directed for the following sizes upto 150mm bore

Supply, installation, Testing and commissioning of silent diesel engine driven generating set water cooled 415 Volt 3 Phase wire engine as per IS 10001/10002 and alternator as per IS 13364 complete with relay panel for automatic starting of main failure control panel having meter sound proof canopy and foundation as per coy recommendation etc of capacity 500 KVA , all as directed. The design of integrated acoustic enclosure should be of type approved by National Physical Laboratory as per Central Pollution Control Board (CPCB) latest norms/regulation with fuel tank, battery and standard accessories and fitting PCC foundation for (acoustic enclosure also 30 cm above ground level) as recommended by manufacturer. Vibration pad, sand cushioning around PCC foundation, tools and spares as provided by manufacturer all as specified and as directed with the following specification :-

(A) ENGINE - Water cooled diesel engine of suitable capacity to match the 500 KVA alternator under NTP conditions with provision of 10% over load for 1 hour in every 12 hours running conforming to IS-10002 ISO 3046 BS 5514. The engine shall consist of the following :- (i) Fly Wheel (ii) Flexible coupling with guard (iii) Cooling fan (iv) Radiator with guard and water pump engine mounted (v) Dynamo of suitable capacity (vi) Air cleaner heavy duty dry (vii) fuel injecting pump (viii) Mechanical governor (ix) Fuel filter (Mounted) (x) Radiator fan (Blower type) with guard (xi) Lubricating of filters (Mounted) (xii) 24 Volt self regulating alternator belt driven by engine. (xiii) Exhaust silencer heavy duty residential type. (xiv) Corrosion resistor/scale inhibitor (xv) Starter 24 VDC. (xvi) Lubricating Oil Cooler(xvii) Lubricating oil pump (Gear type) (xviii) Turbo charger (xviiii) Exhaust piping shall not be more than3.0 m with asbestos rope logging covered with aluminum foil caning. (xvii) Instrument panel electronic type with fault memory complete to be installed inside the sound proof enclosure with :-

(a) Auto/manual starting switch with key. (b) Lubricating oil temperature gauge (c) Lubricating oil pressure gauge. (d) Water temperature gauge (e) Battery charging ammeter. (f) Battery charging indicating lamp. (g) Hour meter with RPM indicator. (h) Safety control against low lubricating oil pressure. (j) Safety control against high temperature of water. (k) Over speed stop with double driven adopter. (l) Coolant solution. (m) Control against high temperature of water.

(B) BRUSH LESS ALTERNATOR :- (i) Alternator coupled to engine through a flexible coupling to an indigenous alternator mounted on strong steel fabricated base frame suitable for mounting on a permanent foundation brush less alternator shall be conforming to BS-2613 or relevant IS-4722. (ii) Type :- Self-excited self regulated with automatic voltage regulator.(iii) Rating :- 500 KVA at 0.8 PF lagging 4 pole horizontal at NTP condition.(iv) Speed - 1500 RPM(v) System :- 415 Volts + 2.5% AC - 3 phase 4 wire 50 HZ.(vi) Condition :- 4 wire star connected.(vii) Enclosure :- Screen protected drip proof(viii) Ventilation :- Self-ventilated. (C) CONTROL AMF PANEL AMF : Control Panel factory made cubical type floor mounted, totally enclosed abdicated out of CRCA sheet 16 SWG over an angle iron frame made out of 50x50x6 mm angle with removable side cover hinged front panel and rear panel for easy accessibility, epoxy powder coated complete with internal wiring with suitable size copper conductor cable and cable glands for external connection complete suitable for 500 KVA DG set with by pass arrangement including all necessary operating & control devices (to meet the requirement of above capacity plus 25% over load) such as :-

(D) ONE SET OF ACESSORIES : COMPRISING OF :- (a) FUEL TANK : One No made of sheet steel 14 SWG and capacity to hold diesel sufficient for running 08 hours running at full load including :- (i) Level indicator of fuel tank (ii) Drain plug (iii) MS Class 'C' piping for inlet from pump to tank of engine (iv) Fuel strainer. (v) Fuel tank shall be mounted as per manufacturer's instructions. (b) SEMI ROTARY PUMP :- Manually operated fuel pump for filling diesel in the tank of adequate capacity with inlet connection to the tank with 5 m flexible hose pipe of suitable size heavy duty for suction of diesel from barrel. (c) BATTERY :-Heavy duty batted one No 24 V 180 AH connected to the system with multithreaded flexible copper lead 1.5 mtr long welded with battery terminals fully charged ready for lead complete all as specified. Make : Exide, Amaron(d) BASE PLATE :- Fabricated out of MS channel's and ISMC of suitable size suitable for fixing of DG set all as specified by the manufacturer.

S & F Cable junction boxes of size not less than 98 x 98 x 52mm IP 55 with integrated membranes for cable entry with terminals installed in highbay lights conneciton complete all as specified and as directed.

Supply & Fixing wall mounted fan 400 mm sweep with 5 star rating complete with stand, clamp and other fixtures and connecting up to and including provision of flexible three core copper conductor cable 23/0.0076 from ceiling rose to connector block.

S & F LED batten single tube 1x 20 W (4 feet long) 230V, 5700K Rated CCT energy efficient with lumen efficiency not less than 110 lumen/watt, pf 0.8, IP20 complete with all accessories internally pre wired and including connecting up with twin core twisted flexible copper conductor cable with suitable size all as directed by EIC

S & F Recessed 40W 5700 K LED light fitting with lumen efficiency not less than 110 lumen/watt, pf 0.8, IP20, white powder coated extruded aluminium body with high quality LGP and PMMA diffuser including separate HPF driver suitable for armstrong and grid ceiling and separate accessories available for mounting of size 600mmx600mm.

S & F LED batten single tube 1x 10 W (2 feet long) 230V, 5700K Rated CCT energy efficient with lumen efficiency not less than 110 lumen/watt, pf 0.8, IP20 complete with all accessories internally pre wired and including connecting up with twin core twisted flexible copper conductor cable with suitable size all as directed by EIC.

S&F LED Building Security light luminaire led 15 W 5700K with lumen efficiency not less than 110 lumen/watt, pf 0.8, IP45 with aesthetically designed sheet aluminium housing and UV stabilised acrylic cover complete with lamp and internal connection including bracket made of 40 mm dia GI ppe light grade fixed with MS Clamp of suitable size grouted on wall with suitable nos of screws complete all as specified & directed by EIC.

M&L for MCB Single pole & neutral 230 volt B curve 10 KA, 40 Amps capacity IP 20 complete all as specified and directed

Supply and fix MCCB load line DB VTPN 6 way with 200 Amps rated bus bar double door 415 V AC 50 Hz with for MCCB/RCCB FP as incomer and TP/DP/SP MCBs as out going with tinned copper bus bar, neutral link earth link complete all as specified and as directed.

M & L for MCB three pole 415 volt 'C' curve 63 Amps capacity complete all as specified and as directed.

M&L for MCB TPN,100 Amp 415 volt B curve 10 KA, IP 20 complete all as specified and directed

M&L for flame proof point wiring with 1.5 sqmm ( Nominal area), 650/1100 volts grade, insulated FRLSH multi-stranded unsheathed copper conductor cable in and including ERW rigid steel heavy duty conduit with all flame proof , conduit fittings accessories and junction boxes as per site requirement including one number continuous run of 1.5 Sqmm PVC insulated FRLSH multi stranded copper conductor cable, as earth wire for one light point controlled by one switch complete all as specified and directed by EIC.

M&L for flame proof and weather proof (Protection Class IP-65) enclosure suitable for LED tube light fitting including lamp (tube), 1X/36/40 watt, 230V 5700 CCRT lumen efficiency not less than 100 Ln/Watt, pf 0.8 with aluminium cast alloy LM-6,inside and outside ligt grey epoxy coating, prewired complete all accessories fixed on wall or on ceiling including mounting stand and connecting up complete with 23/0.0076 flexible three core copper cable in flexible steel conduit with flame proof cable glands all as specified and directed.

S&F Flame proof Exhaust fan, single phase, 230/240 volts, 50 Hz of size minimum 300mm sweep, heavy duty with louvers all as specified and directed by Engineer-in-Charge.

S&F High Bay light 150 W with lumen efficiency not less than 100 lumen/watt, with powder coated PDC aluminum body and PC optical lenses, 5700 K CCT, pf 0.8, IP45 including all accessories and fittings for suspension from ceiling.

Design manufacture, supply, erect, testing and commissioning of totally enclosed 2 Tonne capacity IP-55 protection electrically operated indoor type double girder overhead travelling crane(EOT) with all electrical & mechanical components such as gear box, electric motors limit switches, safety controls, panel box, breaks etc and should be capable to handle 2 ton (safe working load) suitable for working loading/unloading platform of width size 16 meters, span 50 metres and travel lenght 16 metres, longitudinal traverse limited to 1.5 mtr away from the wall of both sides, suitable AC electric supply 415 Volts, 3 phase wire system with necessary steel supporting structure with clear hook height 7 mtr from the floor, operated with moveable pendent control to be operated by means of push button from floor level and crab position with protection panel including down shop leads (DSL) system, of trailing XLPE/PVC insulated, 1100 grade cable for suitable size, including fire resistant painting complete as per standard norms for the technical Parameter and specification conforming to IS807&IS3177 including supply and fixing 40mm squre bar rail complete all as specified.

Providing & fixing standard fireman's axe with heavy insulated rubber handle complete as specified and directed.

Flanged outlet complete with bolts, nuts and rubber insertions as required as per IS:904-1983. Two Way complete as specified and directed.

Supply, Installation, Testing & Commissioning of: M.S. cabinet (to enclose above. Draw-out/Fire brigade inlet connections) fabricated from 16 g sheet with full front glass door and locking arrangement duly painted with one coat of primer and two or more coats of synthetic enamel paint of approved make and shade and suitably mounted on a raised masonry platform as required complete as specified and directed.

Supply, Installation, Testing & Commissioning of: dual plate non-return valves (PN 1.6) complete with matching flanges, rubber insertion, nuts, bolts and washer etc. of following sizes

150 mm dia

100 mm dia

Providing and fixing resilient rubber neoprene lined single arch vibration eliminators suitable for raw water upto 450C temperature working pressure 7kg and test pressure 14 kg/ cm2.

80 mm dia

100 mm dia

S & F Mechanical Foam type fire extinguisher 9Lts. Capacity, with initial filling in brand new cylinder with powder coated finish, fitted with Gun metal union, high pressure CO2 gas cartridge, hose and ABS type branch pipe and wall mounting bracket/floor trolley mounting accessories with suitable signage's complete. confirming to IS: 10204, etc. complete all as specified and directed by the engineer-in-charge.

S & F 9.0 kg dry chemical powder (DCP) type fire extinguishers of HP M.S. cylinders, ISI marked, TAC approved, fitted with pressure indicating gauge, internal tube, squeeze lever type valve fully charged with dry chemical powder (Mono Ammonium Phosphate), pressure by nitrogen complete in all respects including wall suspension bracket and confirming bracket as specified and directed by the engineer-in-charge.

S & F ABC powder type fire extinguisher of 6 Kgs. Capacity, with initial filling in brand new cylinder with powder coated finish, fitted with Gun metal union, high pressure CO2 gas cartridge, discharge hose, wall mounting bracket /floor trolley mounting accessories with suitable signage's etc. complete, confirming to IS:15683 complete all as specified and directed by the engineer-in-charge

S & F Carbon dioxide type fire extinguisher of 4.0 kgs. Capacity,CO2 gas filled in brand new seamless cylinder with powder coated finish, made out of Manganese steel, with wheel type valve, discharge Nozzle, bend & horn, wall mounting bracket /floor trolley mounting accessories with suitable signage’s complete, confirming to IS: 2878 complete all as specified and directed by the engineer-in-charge.

S & F mechanical, trolley mounted, foam extinguisher, conforming to IS: 13386, for 45 litres capacity, complete gun metal union 1 kg carbon dioxide external gas cartridge, with wire braided discharge hose and initial charge of Aqus Film Forming Foam (AFFF) charge, with all necessary fittings and accessories complete as specified and directed by the engineer-in-charge.

S & F light weight sqeeze grip Carbon dioxide type fire extinguisher of 4.5 kgs. Capacity,CO2 gas filled in brand new seamless cylinder with powder coated finish, made out of Manganese steel, with wheel type valve, discharge Nozzle, bend & horn, wall mounting bracket /floor trolley mounting accessories with suitable signage’s complete, confirming to IS: 15683-2018 complete all as specified and directed by the engineer-in-charge.

S & F mechanical, trolley mounted, dry powder type extinguisher, conforming to IS: 13386, for 25 Kg capacity, M.S. cylinders, ISI marked, TAC approved, fitted with pressure indicating gauge, internal tube, squeeze lever type valve fully charged with dry chemical powder (Mono Ammonium Phosphate), pressure by nitrogen, confirming to IS 16018 with all necessary fittings and accessories complete as specified and directed by the engineer-in-charge.

S & F mechanical, trolley mounted, carbon dioxide type extinguisher, conforming to IS: 15683-2018, for 22.5 Kg capacity, gas filled in brand new seamless cylinder with powder coated finish, made out of Manganese steel, with wheel type valve, discharge Nozzle, bend & horn, wall mounting bracket /floor trolley mounting accessories with suitable signage's complete, confirming to IS: 2878 complete all as specified and directed by the engineer-in-charge.

Supply, installation, testing and commissioning of FM approved and UL listed microprocessor- based 1 loop, extendable up to 10 loops, true peer-to-peer networkable, addressable Fire Alarm Control Panel (FCAP) with its own microcontroller memory, communication module, fire device loop interface cards for intelligent initiating and indicating devices and peer-to-peer networkable with other addressable fire alarm panels. conforming to UL 2572 mass notification systems & NFPA 72, complete with accessories all as specified and directed by engineer-in-charge. The Panel shall meet the following specifications / functional requirements. [i] The Panel shall have one to ten isolated intelligent Signalling Line Circuits (SLCs) capable of connecting up to 159 detectors and 159 modules per SLC or 318 devices per loop. [ii] The panel shall have a degrade mode and the loops shall work in degrade mode in case of the CPU failure. [iii] The Panel shall have 6 line 640 character LCD backlit display, full QWETRY program keypad, LED indicators viz. power; fire alarm; supervisory; system trouble; other event; signals silenced; point disabled; CPU failure; controls active; etc. membrane switch controls viz. acknowledge; signal silence; drill; system reset; lamp test; etc

[iv] The Panel shall have four access levels, flash EPROM, 240 VAC power supply, automatic battery charger, 24 V sealed lead acid batteries, sufficient for 24 hrs normal working and 30 min in alarm condition. [v] The Panel shall have manual sensitivity adjustment up to nine levels, built-in alarm; trouble; security and supervisory relays, history file with 4000-event capacity in nonvolatile memory plus separate 1000-event alarm-only file, keypad operation, LCD unit to indicate fire / fault signal of individual unit, in built printer to log all incoming data, etc. [vi] The Panel shall have integrated 8 channel digital voice evacuation system controller capable of broadcasting evacuation messages on the same peer-to-peer network, fire fighter's telephone two-way communication system capable of supervising all the speaker circuits with adequate zone control and accessories etc.

Supply, installation, testing and commissioning of FM approved and UL listed Network Control Display (NCD) capable of full supervision of all inputs and network integrity, having high definition 10" 1024 X 600 colour touchscreen display, environmental adjustment controls to maximize LCD legibility, LED status indicators (for power supply and off normal condition), network connection, three USB connections, trouble relay, tamper and trouble inputs, etc. and features viz. network-wide acknowledge silence, reset, lamp test, fully programmable node-mapping subsystem, colour coded icon based event notification, event vectoring, etc. along with UL listed non-resettable 24 VDC power source complete all as specified and directed by engineer-in-charge.

Supply, laying , Testing and commissioning of 1.5 sqmm dia armoured 2 core copper cable with ISI and FRLS complete fitting and testing of complete job all as specified and directed by the engineer-in-charge.

Supply, Installation, Testing and commissioning of Laser warning light complete accessory all as specified and directed by the engineer-in-charge.

Design ,supply, install ,testing and commissioning of manually operated stand post type water-foam monitor system with long range operation made out of IS:1239 seamless stell tubes, hot dip galvanized, N.B flanged inlet, IS:318 LTB2 gunmetal ball bearing swivel joints with brass locking arrangement, permitting of 360 degrees horizontal, 80 to -45 degrees vertical traverse, complete with aluminium alloy foam nozzle water cap. Quantity, location, orientation capacity, discharge rate and inlet pressure of these monitors shall be such that to permit application of water and/or foam into the interior of helicopters located in the hanger. The hoses shall be fitted with approved foam branch/nozzle or a combination type branch/nozzle to permit foam application of water. The branch/nozzle shall be shut off type. Foam liquid concentrate shall be supplied from a central distribution system or from a stationary foam liquid concentrate containers fitted with listed proportion devices. The separate storage tank for water monitor shall be made out of stainless steel and shall consists of safety equipments and connected items as per relevant IS/international codes. Note : Cost of monitors, storage tanks and/or centralised supply system along with first supply of extinguishing agent (foam) as per design calculation deemed to be included in this job.

WATER-COOLED SCROLL TYPE CHILLER UNIT (2W + 1S)

Supply, installation, testing and commissioning of AHRI certified, factory designed, pre-fabricated and floor-mounted twin scroll type water cooled chiller machine of at least 52 TR nominal capacity at site conditions complete with semi-hermetic scroll compressors having independent refrigerant circuits & automatic stepless capacity control, water-cooled S/T type condenser, ASME stamped S/T horizontal flooded type evaporator with carbon steel shell and seamless copper tubes with elastomeric insulation, suitable numbers of squirrel cage induction motor of suitable 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 keyboard, 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 and ozone friendly, CFC-free refrigerant all complete as specified and directed by the engineer-in-charge.

The chiller shall conform to the following requirements / specifications: [i] Chilled water inlet/outlet temperature: 12/7 ˚C [ii] Evaporator fouling factor: 0.00010 ⁰Fft²hr/Btu [iii] Evaporator side pressure drop: 3 m of H2O (maximum) [iv] Condenser water inlet/outlet temperature: 32/36 ˚C [v] Condenser fouling factor: 0.00025 ⁰Fft²hr/Btu [vi] Condenser side pressure drop: 6 m of H2O (maximum) [vii] Minimum COP @ 100% load: 4.7 at AHRI condition [viii] Minimum IPLV @ 100% load: 5.8 at design condition [ix] Refrigerant (Ozone friendly type): R407C / R134a [x] Test standard: ARI 550 / 590

Supply, installation, testing and commissioning of monoblock, self-priming, single-stage centrifugal pump, capable of 7.0 LPS discharge at 20 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 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 engineer-in-charge. NOTES: [i] Necessary civil work viz. foundation for placement of pump, mounting of star/delta starter panel and pump accessories shall be covered in the scope of work.

Supply, installation, testing and commissioning of monobloc, self-priming, single-stage centrifugal pump, capable of 11.7 LPS discharge at 12 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 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 engineer-in-charge. NOTES: [i] Necessary civil work viz. foundation for placement of pump, mounting of star/delta starter panel and pump accessories shall be covered in the scope of work

S & F SS- 304 closed expansion tank of 50 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.

S & F multi-layered HDPE make-up water tank of 20000 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 directed.

Automatic star/delta starter for chilled water circulation pump [3 HP]

Automatic star/delta starter for condenser water pump [3 HP]

Automatic star/delta starter for cooling tower motor [2 HP]

Supply, installation, commissioning and testing of Variable Frequency Drive (VFD) with IP 55 enclosures and mains disconnect switch suitable for 7.5 kW and comprising of the following complete with accessories as specified and directed by the engineer-in-charge. [a] 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. [b] Built in EMC filters (electro magnetic compatibility filters) for restriction of conducted emissions to comply with IEC61800:3 (un restricted distribution) :2004 Category C 1 (50 meter). [c] 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. [d] Integral graphical keypad.

Supply, installation, commissioning and testing of factory made, CPRI type tested, outdoor, cubical compartmental type "HVAC Panel" of suitable size, conforming to IEC 61439-1 &2, IEC 61641, having both sides open able with hinged double doors & locking arrangement and IP 42 protection made out of 3.15 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.

Outgoing: [i] 125 A, 415 V, Ics = Icu = 25 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)- 03 Nos. [for hot water generators] [ii] 80 A, 415 V, Ics = Icu = 25 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)- 03 Nos. [for chillers] [iii] 63 A, 415 V, Ics = Icu = 16 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)- 03 Nos. [for AHUs] [iv] 32 A, 415 V, Ics = Icu = 16 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)- 11 Nos. [for chilled water supply pump, condenser water supply pump, cooling tower & PAN type humidifiers] [v] 32 A, 230 V, 50 Hz, SPN MCB (C- curve)- 01 Nos. [for AC Plant Room] [vi] LED phase indicators (Red, Yellow, Blue)- 14 Set [vii] 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 completely Ethernet communication ready to communicate with Energy Management System & shall be Web based application in-built. [ii] The Panel shall be with wireless energy sensor on incomer and outgoing feeders for monitoring (V, I, P, PF, Energy), voltage loss alarm, Unbalance in phases. Same shall be communicated through Ethernet communication gateway to centralised Energy Monitoring System.

M & L for 1.1 kV grade, 3.5 core, 25 Sqmm 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 directed by engineer-in-charge.

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 fastners) with necessary accessories complete all as specified and directed by engineer-in-charge.

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.

Supply, installation, testing and commissioning of 80 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, 20 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 engineer-in-charge.

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 directed by engineer-in-charge.

Suply, installation, testing and commissioning of 65 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 engineer-in-charge.

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 engineer-in-charge.

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 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.

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.

Supply, installation, testing and commissioning of 65 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, 20 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 engineer-in-charge.

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 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.

Suply, installation, testing and commissioning of 50 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.

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 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.

Supply, installation, testing and commissioning of 65 mm NB electronic, self-balancing, pressure independent type dynamic balancing valve rated for minimum 25 bar working pressure with integrated 2-way modualating control valves in a single body and actuator capable of accepting upto 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 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. 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.

S & F of CL 150 # rated 20 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.

Supply, laying / fixing, testing and commissioning of 20 mm NB hot 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 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. 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.

Supply, installation, testing and commissioning of 20 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, 20 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 directed by engineer-in-charge.

S & F of CL 150 # rated 20 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 fasteners 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 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 engineer-in-charge.

Supply, installation, testing and commissioning of 20 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 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 engineer-in-charge.

Supply, installation, testing and commissioning of 20 mm NB electronic, self-balancing, pressure independent type dynamic balancing valve rated for minimum 25 bar working pressure with integrated 2-way modualating control valves in a single body and actuator capable of accepting upto 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 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. 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.

Supply, installation, testing and commissioning of SS 304 shell type vertical electric hot water generator suitable for 45000 kCal/hr heat output at 135º F (58º C) temperature, tested for 350 psig pressure, having resin insulation bonded with fiber glasswool along with aluminium cladding, thermostat for individual step, digital thermometer for inlet & outlet pipes, pressure gauge with ball valve for inlet & outlet pipes, SCR based stepless linear controller, float switch, audio/visual alarm for low water level, audio/visual alarm for high temperature, pressure relief valve, door switch, safety thermostat, etc. including suitable pump complete all as specified and directed by the engineer-in-charge.

Supply, laying / fixing, testing and commissioning of 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 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.

S & F of CL 150 # rated 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.

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.

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. as specified and directed by engineer-in-charge.

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 engineer-in-charge.

Supply, installation, testing and commissioning of 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. 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.

Supply, installation, testing and commissioning of PAN-type humidifier, suitable for 15 l/h evaporation rate, having SS-304 sheet welded construction with unitized stainless steel reservoir divided into two chambers from inside having 25 mm thick fiberglass insulation cladded with aluminum foil, snap-acting humidistat, support legs for free-standing or wall hanging brackets for wall-mounting, factory mounted & wired humidifier control cabinet, steam outlet nozzle, water make-up, drain, over-flow, quick fill connections, immersion heaters made of copper or stainless steel, terminal blocks suitable for field power and control wiring and safety thermostat complete all as specified and directed by the engineer-in-charge.

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 160 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.

26 G (MS angle flanges)

24 G (MS angle flanges)

22 G (MS angle flanges)

20 G (MS angle flanges)

18 G (MS angle flanges)

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.

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 engineer-in-charge.

19 mm thick thermal insulation

13 mm thick thermal insulation

S & F of FM approved fibre-free, super-silent, microbe resistant, easy to apply 10 mm thick acoustic duct lining insulation of open cell elastomeric foam based on synthetic rubber tested for acoustic performance as per EN ISO 354, EN ISO 11654: 1997 & ASTM C 423, service temperature range -20- 85 ˚C as per EN 14706 & EN 14304, thermal conductivity λ ≤ 0.047 W/mK at mean temperature θm = 20 ˚C as per EN 12667, Class 1 surface spread of flame as per BS 476 7: 1997, flammability HB, V-0 as per UL- 94, anti-microbial behaviour (no fungal growth visible with the naked eye & no bacterial growth) as per EN ISO 846, air erosion resistance (no erosion, cracking or delamination at air velocity of 10000 FPM) as per ASTM C 1071- 05, density 140- 180 kg/m3 along with adhesives and other necessary accessories complete all as specified and directed by engineer-in-charge.

Supply and fix fire sign board with standard marking for fire fighting services such as:- (i) Stairs exit (ii) In case of fire (iii) Fire exit (iv) Fire alarm call (v) Fire hose real (vi) Emergency key board or any type of sign board as required at site. The size of fire indicators shall be of 300mm x 150mm x 5mm thick complete.

Supply and installation of fire display board thickness 12mm with wooden side border duly marked with name of building with details and layout diagram and location, radiant sticker with approved colour indicating fixing arrangement on wall size of board 1.0M x 1.2M all as specified and directed by Engineer-in-Charge. Note : Layout diagram and description details to be collected from Engineer-in-Charge.

M & L for steel conduit Junction box 25mm dia ( 1 to 4 way) for installing steel conduit in fire alarm cable complete all as specified and as directed.

M & L for DC MCB single pole 63 Amp capacity complete all as specified and as directed.

RAGHUSONS INFRA ENGINEERING PVT. LTD

MANGLA AMIT BUILDERS PVT LTD

Jeet Construction

Dasmesh Buildcon

SHRI GURMUKHDAS CONTRACTORS PVT. LTD.

GANGA INFRABUILD PVT LTD

SOOD ASSOCIATES PVT LTD