PROVISION OF AIR CONDITIONING PLANT FOR BULK STORE AND MODERN STORE AT NSD GHATKOPAR BHANDUP

Amount

Schedule-A' Part-I (Buildings & Structures) Total Amount B/F from Schedule-'A' Part-I

Schedule-A' Part-II (Site Clearance ,Excavation and Earthwork ) Total Amount B/F from Schedule-'A' Part-II

Schedule-A' Part-III (Internal Water Supply) Total Amount B/F from Schedule-'A' Part-III

Schedule-A' Part-IV (Internal Electrification) Total Amount B/F from Schedule-'A' Part-IV

Schedule-A' Part-V (Sewage Disposal) Total Amount B/F from Schedule-'A' Part-V

Schedule-A' Part-VI (External Water Supply) Total Amount B/F from Schedule-'A' Part-VI

Schedule-A' Part-VII (External Electrification ) Total Amount B/F from Schedule-'A' Part-VII

Schedule-A' Part-VIII (Central AC Plant) Total Amount B/F from Schedule-'A' Part-VIII

PART-IX (Miscellaneous Items)

INTERNAL ELECTRIFICATION

S & F 10 W surface/wall mounted LED batten having high efficiency long life LED chips with luminous efficiency of > 110 lumen/W, with THD < 20%, IP20 Rated, CRI >80 polycarbonate diffuser, housed in powder coated white extruded aluminium channel housing and white coloured ABS end caps having input voltage 140V - 270V AC, input frequency 50- 60 Hz, PF > 0.9, with operating temperature Upto 45 deg C,SDCM < 5, Class C – Non Replaceable Driver including electrical connection with 3 core flexible Cu conductor cable of appropriate size from ceiling rose to the fixture complete all as specified and directed. The said product should have BIS Mandatory before tender publish date. Make: Philips Cat-Part No. BN 021 LED10S- 6500 PSU GR S1 or equivalent model of Bajaj or Wipro

S & F 22 W surface/wall mounted LED batten having high efficiency long life LED chips with Lumens Output 2500 Lumens and luminous efficacy of > 110 lumen/W, THD < 20%, IP20 Rated, CRI >80 polycarbonate diffuser, housed in powder coated white extruded aluminium channel housing and white coloured ABS end caps having input voltage 140V - 270V AC, input frequency 50- 60 Hz, PF > 0.9, with operating temperature Upto 45 deg C,SDCM < 5, Class C – Non Replaceable Driver including electrical connection with 3 core flexible Cu conductor cable of appropriate size from ceiling rose to the fixture complete all as specified and directed. The said product should have BIS Mandatory before tender publish date. Make: Philips BN 021 LED25S 6500 PSU GR S1 or equivalent model of Bajaj or Wipro

S & F 25 W LED street light having high efficiency long life LED module with Lumes out put of 5500 Lumens with high LED efficacy of ≥ 110 lumen/W, integral current electronic LED driver with surge voltage protection of 4KV, IP 66 protection & IK07 Vandal Proof Protection, high efficacy polycarbonate cover with integrated lens housed in pressure die-cast aluminium alloy heat sink for effective thermal management, sturdiness, Voltage range 140 - 270V/ 50Hz, with Life of 30,000 hrs. @Ta 35°C, with Class I Insulation classification, Under certification of IS10322, including necessary electrical connection to the fixture with 3 core flexible Cu conductor cable of appropriate size and 1.5 m long bracket, having 40 mm diameter light grade GI pipe, including GI clamps, nuts, bolts & washers with two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed. The said product should have BIS Mandatory before tender publish date. Make: BAJAJ Cat-Part No. BAJAJ 169799 BRTFG 45W LED I or equivalent model of Havells, Philips or Wipro

Supply and fix LED light fitting surface type to be fixed in ceiling with wiring connections of capacity 36 watt AC 230 volts 50 HZ of Make Bajaj cat No BPSF36W WH LED or equivalent in Havells/Crompton

S & F energy efficient non-metallic fresh air fan having blade sweep 250 mm, air delivery not less than 860 CMH, operating voltage 220-240 V and frequency 50 Hz, including electrical connection with 3 core flexible Cu conductor cable of appropriate size from ceiling rose to the fresh-air fan complete all as specified and directed.

S & F energy efficient 5 star rated fan having blade sweep 1200 mm, operating voltage 220-240 V and frequency 50 Hz, including electrical connection with 3 core flexible Cu conductor cable of appropriate size from ceiling rose to the fresh-air fan complete all as specified and directed.

S & F ISI marked 6- 32 A, SP MCB, C- curve for AC applications till 63 A, having breaking capacity Icn = 10 kA, conforming to IS/IEC 60898-1-2002, sliding bottom clamp, colour coded on/off indication on dolly, biconnect IP 20 protected lower terminals and sliding shutters, all complete as specified and directed.

S & F ISI marked MCB SPN 32 A C curve, 240 V 50 Hz AC for AC applications till 63 A, having breaking capacity Icn = 10 kA, conforming to IS/IEC 60898-1-2002, sliding bottom clamp, colour coded on/off indication on dolly, biconnect IP 20 protected lower terminals and sliding shutters, all complete as specified and directed.

External Electrification

Supply and lay HDPE DWC pipe SN4 rating all as per IS-16098 for cable protection of dia 80 mm all complete as specified and directed.

CENTRAL AC PLANT

WATER-COOLED SCROLL TYPE CHILLER UNIT

Supply, installation, testing and commissioning of ISEER certified, factory designed, pre-fabricated and floor-mounted twin scroll type water cooled chillier machine of at least 52 TR nominal capacity (with allowable tolerance of-2.5% on lower side), complete with hermetic scroll compressors having independent refrigerant circuits & automatic stepless capacity control, water-cooled S/T flooded type condenser, S/T horizontal DX type evaporator with MS shell and seamless copper tubes with elastomeric insulation, suitable numbers of hermetically sealed compressors along with necessary drive arrangement, lubrication system as per manufacturer's design required for smooth and trouble-free operation of the chillier package, common base frame, interconnected copper refrigerant piping along with elastomeric insulation, fittings, valves, expansion valves and accessories to interconnect compressor, condenser, chillier 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 R410A / 407C all complete as specified and directed by the engineer-in-charge

Make: Bluestar Model No. XWC4S-052AR2 or equivalent model of Trane, Carrier, Voltas

The chillier 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: 3.5 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: 4.98

Blank

[ix] Refrigerant (Ozone friendly type): R410A / 407C

[x] Test standard: ARI 550 / 590

NOTES:

[i] The quoted rate shall be inclusive of variable frequency drive (VFD) configured in accordance with site parameters, victaulic coupling and system integrator capable of giving industry standard (Modbus/BACnet) output to BMS for critical parameters.

[ii] Mapping shall be required for all critical points displayed on the chillier control panel. The chillier shall be BMS compatible and shall have RS485 / RS232 serial communication protocol.

[iii] The unit shall be suitable for 3- Phase, 415 V ± 10%, 50 Hz AC electric supply, with a built-in microprocessor based control panel.

[iv] Initial / first charge of refrigerant gas & compressor shall be deemed included in the quoted rate.

[v] Necessary civil work viz. foundation for placement of chillers, etc. shall be deemed included in the scope of work.

CHILLED WATER CIRCULATION PUMP (2 W + 1 S)

Supply, installation, testing and commissioning of Monoblock, self-priming, single-stage centrifugal pump, capable of 10.3 LPS discharge at 24 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 .

Make: Kirloskar KDS 527++ or Crompton, Mahindra

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.

INDUCED DRAUGHT COUNTERFLOW TYPE FRP COOLING TOWER

Supply, installation, testing and commissioning of rectangular shape, vertical, induced draught counterflow type FRP cooling tower of 125 TR size with uniform water distribution and optimal heat transfer, having tough fiberglass reinforced plastic (FRP) casing of sufficient structural strength to withstand vibrations and wind velocity up to 60 m/s, FRP basin, rigid honeycomb type PVC fill of suitable thickness, SS sprinklers and non-clogging sprinkler pipes, FRP drift eliminator, energy efficient induced draught axial type fans with factory set and dynamically balanced blades pitch, IE3 TEFC squirrel cage induction motor, suitable for operation on 3- Ph, 415 V, 50 Hz AC supply with IP 65 protection for enclosure, conforming to IS 12615: 2018, inlet, outlet, drain and over-flow nozzle connections, etc. complete with accessories along with suitable foundation as per manufacturer's recommendations as specified and directed .

Make: Advance, Delta, Artech, Paharpur

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 only IE-3 grade squirrel cage induction motor with IP-65 protection for enclosure suitable for 415V,50Hz, 3 phase supply of suitable capacity suitable for cooling tower of capacity 125 TR as mentioned in item no 14.01 above.

CONDENSER WATER PUMP (2 W + 1 S)

Supply, installation, testing and commissioning of Monoblock, self-priming, single-stage centrifugal pump, capable of 14.5 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 .

Make: Kirloskar KDS 314+ or Crompton, Mahindra

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.

STAINLESS STEEL EXPANSION TANK

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

HDPE MAKE-UP WATER TANK

S & F multi-layered HDPE make-up water tank of 2x7500 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.

POWER CABLES

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

(a) 4 core, 25 mm²

(b ) 3.5 core 95 Sqmm

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 directed. Make: RR Kabel, Polycab, Havells

(a) 3.5 core, 25 mm² [for chillers]

(b) 3 core, 6 mm² [for cooling tower]

(c) 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. complete with accessories as specified and directed .

Make: Schneider, ABB, Siemens, L & T or their channel partner certified by the company

The HVAC Panel shall comprise of the following:

Busbar Chamber:

[i] 01 Set (3L + N) of copper busbar of rated capacity 630 A, covered with PVC insulated sleeves including insulator, nuts, bolts, etc. with complete connection

Incoming:

[i] 320 A, 415 V, Ics = 100% Icu = 36 kA, 50 Hz FP MCCB, conforming to IEC 60947-2, having microprocessor based trip unit, adjustable overload setting (0.7 - 1 X In), adjustable short-circuit setting (5 - 10 X Ir), adjustable neutral protection (N, N/2, OFF), front indication LEDs (Ready, Overload and pre-alarm & Overload), etc.- 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] 100 A, 415 V, Ics = 100% Icu = 36 kA, 50 Hz FP MCCB, conforming to IEC 60947-2, having microprocessor based trip unit, adjustable overload setting (0.7 - 1 X In), adjustable short-circuit setting (5 - 10 X Ir), adjustable neutral protection (N, N/2, OFF), front indication LEDs (Ready, Overload and pre-alarm & Overload), etc.- 03 Nos. [for Chiller]

[ii] 63 A, 415 V, Ics = Icu = 36 kA, conforming to IEC 60947- 2, 50 Hz, FP MCCB with adjustable thermal settings (0.70- 1 X In) & fixed magnetic settings with compression lug connectors and thermal magnetic trip unit (TMD)- 02 Nos. [for AHU]

[iii] 32 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)- 07 Nos. [for Chilled & Condenser Water Pump and Cooling Tower]

[v] 32 A, 230 V, 50 Hz, SPN MCB (C- curve)- 01 Nos. [for AC Plant Room]

[vi] LED phase indicators (Red, Yellow, Blue)- 12 Set

[vii] Cl 1.0 multi-function meter capable of measuring V, A, F, PF, W/VA, Wh/VAh, Runhrs. Onhrs & interrupts- 12 Nos.

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 directed .

Make: Tata, Jindal, Surya

(a) 100 mm NB

(b) 80 mm NB

(c ) 40 mm NB

(d ) 125 mm NB

NOTES:

[i] The pipe size 150 mm NB & below shall be MS 'C' class as per IS 1239 (Part- 1): 2004 & IS 1239 (Part- 2): 2011.

[ii] The pipe size above 150 mm NB shall be welded black steel pipe heavy class as per IS 3589: 2001.

[iii] Minimum thickness of MS sheet for pipe size above 150 mm NB and up to 350 mm NB shall be 6.35 mm and it shall be 7 mm for pipe size 400 mm NB and above.

Y- STRAINER

Supply, installation, testing and commissioning of 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, 40 kg/cm2 body test pressure & 20 kg/cm2 maximum working pressure and standard flange end conforming to BS 10 Table F / Class-150 with necessary accessories complete all as specified and directed .

Make: Advance, Sant, Hindustan, Rapid Cool, Castle

MANUAL BALANCING VALVE

Supply, installation, testing and commissioning of 80 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 with necessary accessories complete all as specified and directed .

Make: Advance, Sant, Hindustan,Castle

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 but not less than 50mm thick laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories of following dia complete all as specified and directed .

Make: Tata, Jindal, Surya for pipes & Armacell, K-Flex, Aeroflex for insulation

(a) 80 mm NB

(b) 65 mm NB

( c) 50 mm NB

( d) 25 mm NB

( e) 100 mm NB

NOTES:

[i] The pipe size 150 mm NB & below shall be MS 'C' class as per IS 1239 (Part- 1): 2004 & IS 1239 (Part- 2): 2011.

[ii] The pipe size above 150 mm NB shall be welded black steel pipe heavy class as per IS 3589: 2001.

[iii] Minimum thickness of MS sheet for pipe size above 150 mm NB and up to 350 mm NB shall be 6.35 mm and it shall be 7 mm for pipe size 400 mm NB and above.

Y- STRAINER

Supply, installation, testing and commissioning of cast steel bolted cover Y-type strainer with CCS body conforming to ASTM A- 216 Gr. WCB, AISI 304 screen with 1.2 mm diameter perforation, 40 kg/cm2 body test pressure & 20 kg/cm2 maximum working pressure and standard flange end conforming to BS 10 Table F / Class-150 duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of 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 .

Make: Advance, Sant, Hindustan for strainer & Armacell, K-Flex, Aeroflex for insulation,Rapid Cool, Castle

(a) 80 mm NB

(b) 50 mm NB

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 directed .

Make: Advance, Sant, Hindustan for Butterfly valve & Armacell, K-Flex, Aeroflex for insulation,leader

(a) 80 mm NB

(b) 50 mm NB

(c) 100 mm NB

NON-RETURN VALVE

Supply, 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 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 directed .

All as item No.27.01 above but of size 80 mm NB

Make: Advance, Sant, Hindustan for Reflux valve (NRV) & Armacell, K-Flex, Aeroflex for insulation,Leader,Castle

3-WAY TEMPERATURE CONTROL VALVE

Supply, installation, testing and commissioning of 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 24 V DC and up to 20 mA electric signal and provide similar transduced feedback output to control system including provn of 24 V DC power pack and wiring from thermostat to the modulating valve 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 .

Make: Honeywell, Danfoss, Advance for 3-Way Modulating Control valve & Armacell, K-Flex, Aeroflex for insulation, Rapid Control, Anergy

(a) 65 mm NB

(b) 80 mm NB

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 directed .

Make: Advance, Sant, Hindustan for Balancing valve & Armacell, K-Flex, Aeroflex for insulation, Castle

(a) 65 mm NB

(b) 50 mm NB

(c) 100 mm NB

BALL VALVE

S & F of 20 mm NB 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 directed .

Make: Advance, Sant, Hindustan for Ball valve & Armacell, K-Flex, Aeroflex for insulation

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 directed .

Make: Tata, Jindal, Surya

(a) 25 mm NB

(b) 15 mm NB

BALL VALVE

S & F of 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 directed .

Make: Advance, Sant, Hindustan, Castle

(a) 25 mm NB

(b) 15 mm NB

AUTO AIR-VENT

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

Make: Advance, Sant, Hindustan, Castle, Anergy

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. as specified and directed .

Make: General, WIKA, TSI, H-Guru, Fiebig

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 .

Make: General, WIKA, TSI, H-Guru, Fiebig

AIR DISTRIBUTION

DOUBLE SKIN AIR HANDLING UNIT

Supply, installation, testing and commissioning of double-skin type horizontal, floor-mounted, top / side discharge air handling unit having thermal break profile complete with air-tight casing using gaskets and self-adhesive tapes and 0.6mm thick pre-coated outer skin and 0.6 mm thick GI inner skin, 23±2 mm thick double skin panel with pressure injected CFC & HCFC free PUF having 'k' value of 0.02 W/°C/m & density 40 kg/m³, AMCA certified energy efficient plug fans with backward curved impellers for high static pressure mounted on aluminium extruded siderail base frame with VFD, EU4 pre-filter and 23±2 mm thick (shall be mounted on a common frame), combination of 6/8 rows deep chilled water coils with anti-corrosion aluminium fins, suitable high efficiency (IE3) TEFC squirrel cage induction motor, electric step heater, PVC/nylon hinges & handles, view port and marine lamp, limit switch, SS-304 drain pan, vibration isolators/rubber pads (minimum 1" thick) inspection windows / doors, mixing box and supply / return / fresh air openings fitted with aluminium volume control dampers complete all as specified and directed by the engineer-in-charge.

Make: Trane, Carrier, Daikin, Flak group

The AHU shall comprise of the following:

[a] Suitable SISW backward curved plug fan, dynamically balanced, with AMCA certified blower

[b] 4 Pole, TEFC, high efficiency (IE3), squirrel cage induction motor, conforming to IS 12615: 2018, having BHP rating 20% higher than the peak capacity with VFD suitable for 415 V±10%, 50 Hz, 3-Phase AC power supply

[c] Flexible connection made with airtight ASTM E84 (Class I) polyester fire retardant cloth riveted on periphery of cloth with extruded aluminium 'L' angle flange as per fan size at discharge duct/plenum

[d] Washable type of 'EU4' filter (pre-filter, efficiency 90% down to 10 micron) and 'EU7' filters (Micro Vee filters, efficiency 99% down to 3 micron)

[e] 6 / 8 rows deep chilled water cooling coil section with 0.15 mm thick aluminium fins and 0.36 mm diameter copper tubes tested on 21 kg/cm², with SS sandwiched drain tray, etc. (a 350 mm service section between eliminator and heater is required)

[f] Condensate drain pan fabricated from 18 gauge SS 304, powder coated and insulated with elastomeric insulation of suitable thickness

[g] 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, etc. complete with required variable frequency drive (VFD), relays, timers, contactors, PT, push buttons, switches, internal wiring, etc.

[h] Variable Frequency Drive (VFD) with IP 55 enclosures and mains disconnect switch suitable for 15 kW and comprising of the following complete with accessories of Danfoss, Schneider, L & T, ABB or Fuji make.

(1) Built in dual 5% impedance DC link reactor (harmonic filters) on the positive and negative rails of the DC bus of the Variable Frequency Drive.

(2) Built in EMC filters (electro magnetic compatibility filters) for restriction of conducted emissions to comply with IEC61800:3 (unrestricted distribution):2004 Category C1 (50 meter).

(3) Three feedback PID controller having capability to simultaneously accept 3 feedback signals from temperature sensors or pressure sensors for process optimization and accordingly control the speed of the AHUs or pumps.

(4) Integral graphical keypad.

NOTES:

[i] The price of VFD and other necessary control equipment is deemed included in the quoted rate.

[ii] Necessary civil work viz. foundation for placement of AHU, mounting of variable frequency drive (VFD) panel, construction of opening(s) for fresh/exhaust air etc. shall be covered in the scope of work.

(a) 22000 CFM; 60 mm WG static pressure

(b) 28000 CFM; 60 mm WG static pressure

Supply only IE-3 grade squirrel cage induction motor with IP-65 protection for enclosure suitable for 415V,50Hz, 3 phase supply of suitable capacity suitable for AHU of capacity 22000 CFM as mentioned in item no 37.20 above.

Supply only IE-3 grade squirrel cage induction motor with IP-65 protection for enclosure suitable for 415V,50Hz, 3 phase supply of suitable capacity suitable for AHU of capacity 28000 CFM as mentioned in item no 37.21 above.

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: Ruskin Titus, Trox, Role Star, Zeco, Airflow, caryaire, Airpro

The fire dampers shall meet the following criteria:

[a] Bare fire dampers with 400 mm sleeve

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

[c] Interconnection wire for the fire detection & alarm system with the AHU and the smoke dampers

[d] Sealing any openings around the sleeve of the fire dampers with approved fire sealant as per the specification & recommendations of the manufacturer.

(a) Motorized, spring return type, combination fire and smoke damper

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

AIR TERMINALS

S & F of supply / return / exhaust air diffusers / grilles / louvers / jet diffusers of powder coated aluminium with aluminium volume control dampers with anti smudge ring & removable core complete all as specified and directed.

Make: Ruskin Titus, Zeco, Rola Star, Airflow, Caryaire, Airpro

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: Armacell, K-Flex, Aeroflex

(a) 13 mm thick thermal insulation

(b) 19 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 .

Make: Armacell, K-Flex, Aeroflex

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 layer 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 . 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 . Make: Honeywell, HTC/Thermo-electric or equivalent

GENERATING SET

(A) Supply installation, testing & commissioning of factory assembled Diesel Engine driven generating set coupled with alternator AC to give continuous output of 250 KVA at a power factor of 0.8 lagging, 415 volts, AC, 3 phase, 4 wire, 50 HZ, 1500 RPM, diesel engine liquid cooled, mounted on common base frame complete with in built fuel tank of adequate capacity with fuel line & accessories, PCC foundation work as per manufacturer's instructions, vibration damper pads, micro processor based relay panel for automatic starting on mains failure, control panel showing all parameters of engine & alternator, sound proof canopy & other accessories etc. and confirming to the under mentioned technical specifications as per specified & directed.

(A) DIESEL ENGINE : Water cooled, turbo charged,1500 to 3000 RPM ,6 cylinder in line 4 stroke under NTP conditions conforming to IS -4722, BS-5000, IEC-60034/1, ISO 8528, BS-5514, ISO-3046 and IS-10001/10002 with an overload capacity of 10% for 12 Hrs of continuous operation as per complete with the following accessories.

(a) Radiator with blower fan with guard

(b) Pipe coupling for cooling system

(c) Corrosion inhibitor coolant

(d) Filters for fuel/lube oil

(e) Fly wheel housing and fly wheel suitable for alternator

(f) Engine bearing mechanism in fly wheel housing

(g) Shut off coil protection with safety for LLOP /HWT/ Over speed/high and low DC voltage.

(h) Dry type heavy duty replaceable paper element air cleaner with restriction indicator and vacuum indicators .

(j) Residential silencers.

(k) Stainless steel exhaust flexible bellows.

(l) Motor driven priming pump.

(m) Electric starter motor

(n) Battery charging alternator.

(o) Exhaust piping made out of STIC "C" class MS Pipe inclusive of all accessories and hardware, necessary support as per manufacturer’s recommendations to sustain back pressure with rain cap.

(p) Mineral wool insulation 2 inch thick suitable for 400 degree Celsius temperature cladded with aluminium sheets for the entire length of exhaust pipe as per manufacturer's recommendations.

(q) First fill of oil, coolant and diesel during commissioning.

(r) Interconnecting copper cabling of adequate capacity between batteries and controller.

(s) Fuel pipe. C class STIC 1"/1.5"/2" dia - 01 lot

(t) Self starter 24 volts DC, Electric operated electric governor

(u) Metering equipment's for recording

(i) Battery voltage and charging rate

(ii) Coolant temperature

(iii) Lubricating oil pressure

(iv) Engine speed (RPM)

(v) Engine hours run

(vi) Balance of fuel.

(v) Safety as protection control (Trip and indication)

(i) High water temperature

(ii) Low Lube oil pressure

(iii) Low and high speed trip

(iv) High and low DC voltage

(v) over speed Stop

(w) Base frame : Sturdy fabricated welded construction, channel iron base frame (duly painted ) for mounting engine and alternator as per manufacturer’s design alongwith AVM pads

(x) Battery: suitable Nos , 12 Volt, 180 AH maintenance free with leads and terminals

(y) Fuel Tank : Built in diesel storage capacity not less than 12 Hrs running of DG set or as per manufacturers recommendations.

(B) ALTRERNATOR : - 250 KVA at 0.8 PF lagging, 415 volts, 3 Phase, 4 wire, 50 Hz at 1500 RPM ,H class insulation, self exited and self regulated with AVR brushless excitation band of voltage ± 1% of rated voltage from no load to full load insulation class H, self ventilated and conforming to IS4722, BS5000, IEC 34/1, IS0 8528, BS5514, I503046, suitable for above mentioned diesel engine.

(C) ACOUSTIC ENCLOSURE :- Factory made acoustic enclosure (canopy) suitable size as per CPCB norms 75db @ 1mtr at 75% load

(D) CONTROL PANEL :- Control panel made out of 2mm thick CRCA sheet in suitable compartment front openable duly powder coated ,weather proof and long lasting finishing including the followings:-

(i) Set of 500 Amps electrolytic copper bus bar for phase and neutral mounted over the hygroscopic PVC insulator

(ii) MCCB 320-400Amp,4 pole adjustable magnetic and thermal release setting 70% to 100% ,rupturing capacity 25KA,415 volt,50 Hz with over load and short circuit protection as per approved make-01 No.

(iii) Voltmeter digital type 0 to 500 volts range : 01 No.

(iv) Amp meter digital type 0 to 500 volts range complete with suitable CTs - 01 No.

(v) MF meter digital type including recording total and running Hrs complete.

(vi) Instrument fuses (HRC type)

(vii) Bottom gland plates for incoming and outgoing cable

(viii) Circuit diagram plate

(E) Automatic Main Failure (AMF) control panel:- Indoor type, factory fabricated cubical type, free standing, floor mounted, AMF control panel, provided with removable rear door & hinged front door for easy accessibility, fabricated out of not less than 2.0 mm thick CRCA Sheet powder coated CPRI approved comprising of following :-

(i) AMF control circuit with 4 pole 415V, MCCB 320-400 Amps - 02 Nos with thermal and magnetic release setting 70% to 100% rapturing capacity 36 KA two 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 and stop complete as specified and directed with suitable controller Make: Woodword or equivalent in Seimens / L&T

(iii) Digital frequency meter.

(iv) Digital power factor meter (-1.0 to +1.0)

(v) Indicating lamps for supply "ON" and Load "ON "

(vi) Instrument fuses (HRC type)

(vii) Push button 01 No each for start, stop & reset

(Viii) Copper busbar of capacity 400 amps. for phases and neutral

(ix) Bottom gland plate including glands for incoming and outgoing LT cables

(x) Circuit diagram plate

(xii) Facility for remote / auto start, auto/manual synchronizing ,audio-visual annunciation and indication lamps for engine fault

(xiii) Suitable capacity power contactors AC3 duty with auxiliary contacts - 01 set.

(E) Civil Work :-

All civil work related to foundation, installation of panel and equipment and depth of foundation shall be minimum 300 mm with antivibration pads, or as recommended by the manufacturers. Cables from DG set to AMF panel to main panel will be measured under relevant schedule. Note:- The fuel for final testing of 12 hours shall be supplied by the contractor and cost deemed to be included in the above offer. All other necessary equipment's like resistance load strip heater of suitable capacity/rating and any other items required for final testing shall be provided by the contractor without any extra cost to department.

Supply, install, test and commission, indoor type ,LT panel box ,cubicle type, factory fabricated,CPRI approved ( any company from list of make), panel board made with 2 mm thick CRCA Sheet , weather and vermin proof ,floor mounted , IP-52 protection Class 7 tank process ,powder coated in Siemens grey colour inside and outside, 3 phase, 4 wire system copper bus bar mounted on hygroscopic insulator housed in separate bus bar chamber covered with R-Y-B and black PVC heat shrinkable sleeve, with 50mmx50mmx6mm angle iron frame with and including PCC 1:3:6 type C2 foundation and covering front and back opening hinged door along with suitable locking arrangement including necessary bus bar tapping's, copper control wiring of required size, connecting cable with necessary cable glands, lugs etc., independent chamber to accommodate the MCCBs MCBs,measuring instruments, Bus bar and cable gallery chamber ,proper arrangements for ventilation complete with provn for connecting earthling at both sides of panel board and comprises as following:- (DG SET PANEL )

INCOMER

i) MCCB 4 Pole, 320-400A, 415V, 36 KA - 1 No. I/C

OUTGOING

i) MCCB 4P 200-250 A - 02 Nos (for Modern store Utility panel + spare)

ii) MCCB 4P 160-400 A, 36KA - 02 Nos (for AC plant)

ii) MCCB 125-160 Amp 4 pole 415V, 36 KA-1No (for Bulk store utility panel)

iii) MCB SPN 32 A - 1 No.(Spare)

BUSBAR

500 Amps copper bus bar with colour coded heat shrinkable sleeve

METERING & INDICATION

i) Ammeter, Digital type, with suitable CTs - 05 set

ii) Voltmeter, Digital type - 01 set

iii) R-Y-B phase indicating lamp- 03 Nos

iv) MF meter make L7T Model MMF 4405LED meter CI1 with RS 485 or equivalent in secure/AE-01 No.

COMPREHENSIVE MAINTENANCE OF AC PLANT

Comprehensive maintenance comprising of routine, preventive & breakdown maintenance of chilled water type central air conditioning plant of capacity TR (2 x 52TR working + 1 x 52 TR standby) installed, comprising of all devices and accessories through out 12 months on all days including Sundays & holidays for a period of 03 years after expiry of defects liability period (i.e. 24 months after completion of all Phase II tests) all as specified and directed and as shown below:-

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

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

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

SERVICES FOR MANNING AND OPERATION OF AC PLANT

Outsourcing of services for round the clock in 3 shifts ( consisting of Three shifts) including Sundays and holidays and operation of Central type air conditioning plant of capacity 3 x 52 TR ( Two plants each to be run at a time and one will be kept as stand by) including all connected electrical items such as main switch, starter, change over switch, MCCB, voltmeter, ammeter, panel board etc., cooling tower, condenser or water pump ,valve system,controling system, condenser, refrigerant line, adjusting valve, refrigerant valve, bypass valve, daily checking, leakage, checking noise, controlling temp. of plant, cleaning of plant and it's surrounding area etc., by one Ref Mech (Skilled) per shift for 03 shifts in a day all as per manufacturers instructions and as specified and directed by Engr-in-charge.

First 11 Months after certified date of completion

Second 11 Months after completion of work 47.02 mentioned above

Third 11 Months after completion of work 47.03 mentioned above

Fourth 11 Months after completion of work 47.04 mentioned above

Fifth 11 Months after completion of work 47.05 mentioned above

Sixth 05 Months after completion of work 47.06 mentioned above

NOTE:- (a) The contractor shall 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 Employ Refrigeration mechanic having minimum ITI qualification from Govt Recognised institute with adequate knowledge & minimum 2 years experience in maint/operation of AC plants. The operator must competent to carry out the minor maint all as directed. (TOTAL number of operators required per day are 03 nos.)

(c) 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.

(d) 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 applicable) 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. (e) 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.

(f) Each shift duration shall be 8 hours & duty timing will be decided by Engr-in-Charge. (g) The unit rate quoted shall deemed to be included for cost of labour for daily routine maintenance for trouble free functioning of installation. (h) 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. (i) The operator employed by the contractor shall be capable of carrying out minor repair/ maintenance & should have well experience in AC plants as applicable. (j) 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.

(k) The quoted rate is deemed to be inclusive of tools & testing instruments required for operation & maintenance of AC plants. (l) 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

(m) The Contractor shall not employ same tradesman continuously for more than 11 months during the Contract period. (n) 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. (o) 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. (p) 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. (q) The contractor shall provide board at proper location near each installations duly writing the name of operators and Mobile Numbers shift wise.

Shree Ayyappa Engineering

United Sales Corporation