CEWAC/AMB/T-44/2019-20

Amount

AIR CONDITIONING WORK (Part-I)

WATER-COOLED SCROLL/SCREW TYPE CHILLER UNIT WITH R-407C/134a REFRIGERANT (2 working simultaneously & 1 standby) Supply, installation, testing and commissioning of factory designed, pre-fabricated and floor-mounted water vapour compression scroll/screw-type water-cooled chiller machine complete with semi hermatic/hermatic scroll/screw compressors with independent refrigerant circuits, water-cooled S/T type condenser, S/T horizontal/vertical DX (Direct Expansion) type evaporator with carbon steel shell and seamless copper tubes with elastomeric insulation, common base frame, interconnected copper refrigerant piping and wiring, vibration isolators, gauge panel, automatic safety controls, flow switch at evaporator and condenser and ozone friendly CFC-free refrigerant gas 407C/134a. The quoted price shall be inclusive of a unit mounted DOL starter (to ensure that the starting current does not exceed twice the full load current), victaulic coupling, system integrator capable of giving industry standard (modbus/bacnet) output to BMS for critical parameters. Mapping shall be required for all critical points displayed on the chiller control panel. The chiller shall be BMS compatible and shall have RS485/RS232 serial communication protocol; the motor shall be suitable for 3- Phase, 415 V + 10%, 50 Hz AC electric supply; electric panel shall have an IP 54 rating.

GENERAL NOTE: (i) The contractor is responsible to achieve the desired, temperature, humidity and air flow/throw in the conditioned areas. For efficient and smooth running of the plant and machinery if any additional spares and specialized workmanship is required the same shall be provided by the contractor without any extra cost to deptt. (ii) Cost for all the consumable like refrigerant, refrigerant oil, inert gases etc is deemed to be included in the quoted rates by the contractor. (iii) In case of mentioned capacity of chiller is not available in standard capacity as specified in the respective items the next higher capacity will be provided by the contractor without any extra cost to deptt. (iv) Necessary civil work viz. PCC foundation for placement of chillers shall be covered in the scope of work. The chiller shall be as per the approved particular technical specifications and shall meet the following design criteria: (a) Chiller: (i) Chilled Water IN: 53.6° F (ii) Chilled Water OUT: 44.6° F. (iii) Fouling Factor: 0.00050 Sq ft Hr oF/Btu(in FPS units) (iv) Water Flow Rate: 2.67 US-gpm/TR (b) Condenser (i) Condenser Water IN: 90° F (ii) Condenser Water OUT: 98.5° F (iii) Fouling Factor: 0.00100 Sq ft Hr oF/Btu(in FPS units) (iv) Water Flow Rate: 4.25 US-gpm/TR

STRUCTURAL WORKSHOP Scroll-type water-cooled chiller of nominal capacity in standard manufacturer's range corresponding to actual capacity not less than 75 TR and suitable for ambient environmental conditions all as described in item 1.10 & 1.11 above, as specified & shown on drawings.

NEW FLIGHT COMPLEX Scroll-type water-cooled chiller of nominal capacity in standard manufacturer's range corresponding to actual capacity not less than 46TR and suitable for ambient environmental conditions all as described in item 1.10 & 1.11 above, as specified & shown on drawings.

EJECTION SEAT & SURVIVAL PACK AND EJECTION SEAT ARMING & DISARMING Scroll-type water-cooled chiller of nominal capacity in standard manufacturer's range corresponding to actual capacity not less than 17TR and suitable for ambient environmental conditions all as described in item 1.10 & 1.11 above, as specified & shown on drawings.

ENGINE & APU BAY Scroll-type water-cooled chiller of nominal capacity in standard manufacturer's range corresponding to actual capacity not less than 35TR and suitable for ambient environmental conditions all as described in item 1.10 & 1.11 above, as specified & shown on drawings.

MMPU- I & MMPU- II Screw-type water-cooled chiller of nominal capacity in standard manufacturer's range corresponding to actual capacity not less than 87TR and suitable for ambient environmental conditions all as described in item 1.10 & 1.11 above, as specified & shown on drawings.

CHILLED WATER PUMP HORIZONTAL END SUCTION LONG COUPLED TYPE WITH INSULATION (2 working simultaneously & 1 standby). Supply, installation, testing and commissioning of end-suction & top-discharge, non-self-priming, single-stage, centrifugal volute type pump having cast iron casing, enclosed type dynamically balanced phosphor-bronze/SS impeller, high tensile steel shaft, carbon steel stuffing box (sealed by mechanical seal), deep groove ball bearings, TEFC squirrel cage high efficiency induction motor, star/delta starter panel, base plate, mounting channel frame as per manufacturer recommendations, accessories and fittings, viz. mechanical seal, pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring/rubber type mounting, elastomeric thermal insulation of suitable thickness, etc. suitable for operation on 3 Phase, 415 V ± 10%, 50 Hz AC supply Note:- Necessary civil work viz. PCC foundation for placement of pump, mounting of star/delta starter panel and pump accessories shall be covered in the scope of work. The pump shall be as per the approved particular technical specifications.

STRUCTURAL WORKSHOP Horizontal End Suction Long Coupled type pump with insulation suitable for 207 US-gpm water flow rate and 25 m head all as described in item 2.00 above, as specified & shown on drawings.

NEW FLIGHT COMPLEX Horizontal End Suction Long Coupled type pump with insulation suitable for 138 US-gpm water flow rate and 25 m head all as described in item 2.00 above, as specified & shown on drawings.

EJECTION SEAT & SURVIVAL PACK AND EJECTION SEAT ARMING & DISARMING Horizontal End Suction Long Coupled type pump with insulation suitable for 66 US-gpm water flow rate and 25 m head all as described in item 2.00 above, as specified & shown on drawings.

ENGINE & APU BAY Horizontal End Suction Long Coupled type pump with insulation suitable for 105 US-gpm water flow rate and 25 m head all as described in item 2.00 above, as specified & shown on drawings.

MMPU- I & MMPU- II Horizontal End Suction Long Coupled type pump with insulation suitable for 262 US-gpm water flow rate and 25 m head all as described in item 2.00 above, as specified & shown on drawings.

FRP RECTANGULER SHAPE INDUCED DRAUGHT COOLING TOWER Supply, installation, testing and commissioning of FRP rectangular shape vertical induced draught counter flow cooling tower with uniform water distribution and optimal heat transfer, having tough fiberglass reinforced plastic (FRP) casing of sufficient structural strength to withstand vibrations and wind velocity upto 60 m/s, FRP basin, rigid honeycomb type PVC fill of suitable thickness, SS sprinklers and non-clogging sprinkler pipes, FRP drift eliminator, energy efficient induced draught axial type fans with factory set and dynamically balanced blades pitch, TEFC squirrel cage high efficiency induction motor with IP 65 protection suitable for 3- Phase, 415 ± 10% V, 50 Hz AC electric supply, inlet, outlet, drain and over flow nozzle connections, etc, complete all as specified and directed. Note:- Necessary civil work viz. PCC foundation for placement of cooling tower, etc. shall be covered in the scope of work. The cooling tower shall be as per the approved particular technical specification.

STRUCTURAL WORKSHOP FRP rectangular shape induced draught cooling tower suitable for 180 TR AC Plant capacity all as described in item 3.00 above, as specified & shown on drawings.

NEW FLIGHT COMPLEX FRP rectangular shape induced draught cooling tower, suitable for 120 TR AC Plant capacity all as described in item 3.00 above, as specified & shown on drawings.

EJECTION SEAT & SURVIVAL PACK AND EJECTION SEAT ARMING & DISARMING FRP rectangular shape induced draught cooling tower suitable for 60 TR AC Plant capacity all as described in item 3.00 above, as specified & shown on drawings.

ENGINE & APU BAY FRP rectangular shape induced draught cooling tower, suitable for 96 TR AC Plant capacity all as described in item 3.00 above, as specified & shown on drawings.

MMPU- I & MMPU- II FRP rectangular shape induced draught cooling tower, suitable for 240 TR AC Plant capacity all as described in item 3.00 above, as specified & shown on drawings.

CONDENSER WATER PUMP FOR COOLING TOWER- HORIZONTAL END SUCTION LONG COUPLED TYPE (2 working simultaneously & 1 standby) Supply, installation, testing and commissioning of end-suction & top-discharge, non-self-priming, single-stage, centrifugal volute type pump having cast iron casing, enclosed type dynamically balanced phosphor-bronze/SS impeller, high tensile steel shaft, carbon steel stuffing box (sealed by mechanical seal), deep groove ball bearings, TEFC squirrel cage high efficiency induction motor, star/delta starter panel, base plate, mounting channel frame as per manufacturer recommendations, accessories and fittings, viz. mechanical seal, pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring/rubber type mounting, elastomeric thermal insulation of suitable thickness, etc. suitable for operation on 3 Phase, 415 V ± 10%, 50 Hz AC supply, complete all as specified and directed. Note:- Necessary civil work viz. PCC foundation for placement of pump, mounting of star/delta starter panel and pump accessories shall be covered in the scope of work. The pump shall be as per the approved particular technical specifications.

STRUCTURAL WORKSHOP Horizontal End Suction Long Coupled type pump with insulation suitable for 320 US-gpm water flow rate and 20 m head all as described in item 4.00 above, as specified & shown on drawings.

NEW FLIGHT COMPLEX Horizontal End Suction Long Coupled type pump with insulation suitable for 200 US-gpm water flow rate and 20 m head all as described in item 4.00 above, as specified & shown on drawings.

EJECTION SEAT & SURVIVAL PACK AND EJECTION SEAT ARMING & DISARMING Horizontal End Suction Long Coupled type pump with insulation suitable for 72 US-gpm water flow rate and 20 m head all as described in item 4.00 above, as specified & shown on drawings.

ENGINE & APU BAY Horizontal End Suction Long Coupled type pump with insulation suitable for 150 US-gpm water flow rate and 20 m head all as described in item 4.00 above, as specified & shown on drawings.

MMPU- I & MMPU- II Horizontal End Suction Long Coupled type pump with insulation suitable for 370 US-gpm water flow rate and 20 m head all as described in item 4.00 above, as specified & shown on drawings.

DOUBLE SKIN AIR HANDLING UNITS WITH 43 mm THICK CFC-FREE PUF INJECTED INSULATION PANEL, 10 MICRON PRE-FILTERS AND VFD Supply, installation, testing and commissioning of double-skin type horizontal, floor-mounted, top/side discharge air handling units having corrosion resistant extruded aluminium hollow profile with thermal break, heavy gauge galvanized steel channel base frame, 43 mm double skin panel with pressure injected CFC & HCFC free PUF with 'k' value of 0.02 W/°C m & density 40 kg/cum, pre-coated pre-plasticized galvanized outer and inner skin 0.60mm thick, air-tight casing using gaskets and self-adhesive tapes, AMCA certified energy efficient fans with double inlet double width forward or backward curved impellers for high static pressure mounted on aluminium extruded slide rail base frame, chilled water coils with combination of 6 rows deep and 2 row deep hot water coil with anti-corrosion Aluminium fins, PVC Nylon hinges & handles, view port and marine lamp, limit switch, SS-304 drain pan, 10 micron pre-filters, inspection windows/doors, mixing box and supply/return/fresh air dampers, complete all as specified and directed. Note:- Necessary civil work viz. PCC foundation for placement of AHU, mounting of VFD panel, etc. shall he covered in the scope of work. The AHU shall be as as per the approved particular technical specifications and the following design criteria.

(a) Suitable DIDW fan with AMCA certified blower having outlet velocity not exceeding 9.2 m/s. (b) 4 Pole, TEFC, high efficiency, squirrel cage induction motor drive having BHP rating 20% higher than the peak capacity, suitable for 415 V ±10%, 50 Hz, 3-Phase AC power supply. (c) V-belt drive assembly with pulleys, belt, guard, etc., double canvass connections with zip to discharge duct/plenum, etc. (d) 50 mm thick, washable HDPE, 90% down 10 micron pre-filters, filters, fixing framework, hinge type access doors, etc. (e) 6 row deep chilled water coil and 2 row deep hot water coil section with aluminium fins and copper tube tested on 21 kg/sq cm with SS sandwiched drain tray, etc. (f) 18 gauge MS CRCA duly powder coated AHU sub panel board in compartmentalized 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, relays, timers, contactors, PT, push buttons, switches, internal wiring, etc.

STRUCTURAL WORKSHOP

40000 CFM; 65 mm WG static pressure all as described in item 5.00 & 5.01 above, as specified & shown on drawings.

13000 CFM ; 65 mm WG static pressure all as described in item 5.00 & 5.01 above, as specified & shown on drawings.

NEW FLIGHT COMPLEX

25000 CFM; 65 mm WG static pressure all as described in item 5.00 & 5.01 above, as specified & shown on drawings.

35000 CFM; 65 mm WG static pressure all as described in item 5.00 & 5.01 above, as specified & shown on drawings.

EJECTION SEAT & SURVIVAL PACK

12000 CFM; 65 mm WG static pressure all as described in item 5.00 & 5.01 above, as specified & shown on drawings.

EJECTION SEAT ARMING & DISARMING

4000 CFM; 65 mm WG static pressure all as described in item 5.00 & 5.01 above, as specified & shown on drawings.

ENGINE & APU BAY

22000 CFM; 65 mm WG static pressure all as described in item 5.00 & 5.01 above, as specified & shown on drawings.

13000 CFM; 65 mm WG static pressure all as described in item 5.00 & 5.01 above, as specified & shown on drawings.

MMPU- I

22000 CFM; 65 mm WG static pressure all as described in item 5.00 & 5.01 above, as specified & shown on drawings.

48000 CFM; 65 mm WG static pressure all as described in item 5.00 & 5.01 above, as specified & shown on drawings.

MMPU- II

22000 CFM; 65 mm WG static pressure all as described in item 5.00 & 5.01 above, as specified & shown on drawings.

PAN TYPE HUMIDIFIER Supply, installation, testing and commissioning of PAN-type humidifier made out of SS-304 sheet welded construction with unitized stainless steel reservoir, divided into two chambers from inside having 25 mm thick fiberglass insulation cladded with aluminium 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 as directed.

STRUCTURAL WORKSHOP

PAN-type humidifier suitable for 48 litre/hr evaporation rate (for 40000 CFM AHU) all as described in item 6.00 above, as specified & directed.

PAN-type humidifier suitable for 6 litre/hr evaporation rate (for 13000 CFM AHU) all as described in item 6.00 above, as specified & directed.

NEW FLIGHT COMPLEX

PAN-type humidifier suitable for 8 litre/hr evaporation rate (for 25000 CFM AHU) all as described in item 6.00 above, as specified & directed.

PAN-type humidifier suitable for 10 litre/hr evaporation rate (for 35000 CFM AHU) all as described in item 6.00 above, as specified & directed.

EJECTION SEAT & SURVIVAL PACK

PAN-type humidifier suitable for 6 litre/hr evaporation rate (for 12000 CFM AHU) all as described in item 6.00 above, as specified & directed.

EJECTION SEAT ARMING & DISARMING

PAN-type humidifier suitable for 2 litre/hr evaporation rate (for 4000 CFM AHU) all as described in item 6.00 above, as specified & directed.

ENGINE & APU BAY

PAN-type humidifier suitable for 16 litre/hr evaporation rate (for 22000 CFM AHU) all as described in item 6.00 above, as specified & directed.

PAN-type humidifier suitable for 5 litre/hr evaporation rate (for 13000 CFM AHU) all as described in item 6.00 above, as specified & directed.

MMPU- I

PAN-type humidifier suitable for 18 litre/hr evaporation rate (for 22000 CFM AHU) all as described in item 6.00 above, as specified & directed.

PAN-type humidifier suitable for 14 litre/hr evaporation rate (for 48000 CFM AHU) all as described in item 6.00 above, as specified & directed.

MMPU- II

PAN-type humidifier suitable for 12 litre/hr evaporation rate (for 22000 CFM AHU) all as described in item 6.00 above, as specified & directed.

HOT WATER GENERATOR

STRUCTURAL WORKSHOP Supply, install, test and commission electric hot water generator of 187 KW capacity to suit following conditions with electric panel with control and relay to switch OFF and ON electric heater and all as specified (a) Flow rate 41.14 US GPM or 155.50 LPM (b) inlet temp of water 40°C (c) outlet temp of water 60°C (d) Working pressure 100 PSIG Note:- Next higher capacity of hot water generator will be supplied by the contractor with out any extra cost to Govt. in case non availability of capacity as specified. Generator shall be fitted with step controller, pressure gauge with ball valve, pressure relief valve, thermometer, low level cut out and auto vent. Generator shall be provided with 50 mm thick resin bonded fiber glass wool cladded with 0.63 mm thick Aluminium sheet on MS frame welded to generator body.

NEW FLIGHT COMPLEX Supply, install, test and commission electric hot water generator of 131 KW capacity to suit following conditions with electric panel with control and relay to switch OFF and ON electric heater and all as specified (a) Flow rate 28.82 US GPM or 108.93 LPM (b) inlet temp of water 40°C (c) outlet temp of water 60°C (d) Working pressure 100 PSIG Note:- Next higher capacity of hot water generator will be supplied by the contractor with out any extra cost to Govt. in case non availability of capacity as specified. Generator shall be fitted with step controller, pressure gauge with ball valve, pressure relief valve, thermometer, low level cut out and auto vent. Generator shall be provided with 50 mm thick resin bonded fiber glass wool cladded with 0.63 mm thick Aluminium sheet on MS frame welded to generator body.

EJECTION SEAT & SURVIVAL PACK AND EJECTION SEAT ARMING & DISARMING Supply, install, test and commission electric hot water generator of 43 KW capacity to suit following conditions with electric panel with control and relay to switch OFF and ON electric heater and all as specified (a) Flow rate 9.46 US GPM or 35.75 LPM (b) inlet temp of water 40°C (c) outlet temp of water 60°C (d) Working pressure 100 PSIG Note:- Next higher capacity of hot water generator will be supplied by the contractor with out any extra cost to Govt. in case non availability of capacity as specified. Generator shall be fitted with step controller, pressure gauge with ball valve, pressure relief valve, thermometer, low level cut out and auto vent. Generator shall be provided with 50 mm thick resin bonded fiber glass wool cladded with 0.63 mm thick Aluminium sheet on MS frame welded to generator body.

ENGINE & APU BAY Supply, install, test and commission electric hot water generator of 151 KW capacity to suit following conditions with electric panel with control and relay to switch OFF and ON electric heater and all as specified (a) Flow rate 33.22 US GPM or 125.57 LPM (b) inlet temp of water 40°C (c) outlet temp of water 60°C (d) Working pressure 100 PSIG Note:- Next higher capacity of hot water generator will be supplied by the contractor with out any extra cost to Govt. in case non availability of capacity as specified. Generator shall be fitted with step controller, pressure gauge with ball valve, pressure relief valve, thermometer, low level cut out and auto vent. Generator shall be provided with 50 mm thick resin bonded fiber glass wool cladded with 0.63 mm thick Aluminium sheet on MS frame welded to generator body.

MMPU- I & MMPU- II Supply, install, test and commission electric hot water generator of 260 KW capacity to suit following conditions with electric panel with control and relay to switch OFF and ON electric heater and all as specified (a) Flow rate 57.2 US GPM or 216.21 LPM (b) inlet temp of water 40°C (c) outlet temp of water 60°C (d) Working pressure 100 PSIG Note:- Next higher capacity of hot water generator will be supplied by the contractor with out any extra cost to Govt. in case non availability of capacity as specified. Generator shall be fitted with step controller, pressure gauge with ball valve, pressure relief valve, thermometer, low level cut out and auto vent. Generator shall be provided with 50 mm thick resin bonded fiber glass wool cladded with 0.63 mm thick Aluminium sheet on MS frame welded to generator body.

CENTRIFUGAL MONO BLOCK PUMP FOR HOT WATER GENERATOR

STRUCTURAL WORKSHOP Supply, install, test and commissioning of centrifugal mono block pump for pumping hot water from hot water generator to heating coil in AHU with energy efficient motor conforming to IS 12615. The pump shall be suitable for the given duty point. Each pump shall be of 100% capacity. (Out of two pump one will be working and one will be standby). The pumps shall be insulated with closed cell useful upto 220oF elastomeric insulation of 25mm thick with rapped water proof fabric cloth all as specified and directed. (a) water quantity - 155.50 LPM (b) Static head - 25 mtr (c) RPM of motor - 2900 (d) Impeller - Bronze (e) Shaft - High tensile steel (f) Pump / motor body - CI (g) Seal - Mechanical (h) Motor - suitable HP, squirrel cage SPDP having class B insulation (j) starter - star delta/ DOL starter (k) Base frame - MS fabricated (l) Foundation - RCC/ PCC foundation as per OEM recommendation

NEW FLIGHT COMPLEX Supply, install, test and commissioning of centrifugal mono block pump for pumping hot water from hot water generator to heating coil in AHU with energy efficient motor conforming to IS 12615. The pump shall be suitable for the given duty point. Each pump shall be of 100% capacity. (Out of two pump one will be working and one will be standby). The pumps shall be insulated with closed cell useful upto 220oF elastomeric insulation of 25mm thick with rapped water proof fabric cloth all as specified and directed. (a) water quantity - 108.93 LPM (b) Static head - 25 mtr (c) RPM of motor - 2900 (d) Impeller - Bronze (e) Shaft - High tensile steel (f) Pump / motor body - CI (g) Seal - Mechanical (h) Motor - suitable HP, squirrel cage SPDP having class B insulation (j) starter - star delta/ DOL starter (k) Base frame - MS fabricated (l) Foundation - RCC/ PCC foundation as per OEM recommendation

EJECTION SEAT & SURVIVAL PACK AND EJECTION SEAT ARMING & DISARMING Supply, install, test and commissioning of centrifugal mono block pump for pumping hot water from hot water generator to heating coil in AHU with energy efficient motor conforming to IS 12615. The pump shall be suitable for the given duty point. Each pump shall be of 100% capacity. (Out of two pump one will be working and one will be standby). The pumps shall be insulated with closed cell useful upto 220oF elastomeric insulation of 25mm thick with rapped water proof fabric cloth all as specified and directed. (a) water quantity - 35.75 LPM (b) Static head - 25 mtr (c) RPM of motor - 2900 (d) Impeller - Bronze (e) Shaft - High tensile steel (f) Pump / motor body - CI (g) Seal - Mechanical (h) Motor - suitable HP, squirrel cage SPDP having class B insulation (j) starter - star delta/ DOL starter (k) Base frame - MS fabricated (l) Foundation - RCC/ PCC foundation as per OEM recommendation

ENGINE & APU BAY Supply, install, test and commissioning of centrifugal mono block pump for pumping hot water from hot water generator to heating coil in AHU with energy efficient motor conforming to IS 12615. The pump shall be suitable for the given duty point. Each pump shall be of 100% capacity. (Out of two pump one will be working and one will be standby). The pumps shall be insulated with closed cell useful upto 220oF elastomeric insulation of 25mm thick with rapped water proof fabric cloth all as specified and directed. (a) water quantity - 125.75 LPM (b) Static head - 25 mtr (c) RPM of motor - 2900 (d) Impeller - Bronze (e) Shaft - High tensile steel (f) Pump / motor body - CI (g) Seal - Mechanical (h) Motor - suitable HP, squirrel cage SPDP having class B insulation (j) starter - star delta/ DOL starter (k) Base frame - MS fabricated (l) Foundation - RCC/ PCC foundation as per OEM recommendation

MMPU- I & MMPU- II Supply, install, test and commissioning of centrifugal mono block pump for pumping hot water from hot water generator to heating coil in AHU with energy efficient motor conforming to IS 12615. The pump shall be suitable for the given duty point. Each pump shall be of 100% capacity. (Out of two pump one will be working and one will be standby). The pumps shall be insulated with closed cell useful upto 220oF elastomeric insulation of 25mm thick with rapped water proof fabric cloth all as specified and directed. (a) water quantity - 216.21 LPM (b) Static head - 25 mtr (c) RPM of motor - 2900 (d) Impeller - Bronze (e) Shaft - High tensile steel (f) Pump / motor body - CI (g) Seal - Mechanical (h) Motor - suitable HP, squirrel cage SPDP having class B insulation (j) starter - star delta/ DOL starter (k) Base frame - MS fabricated (l) Foundation - RCC/ PCC foundation as per OEM recommendation

MAKE UP/EXPANSION TANK

S & F stainless steel (gade SS- 304) closed expansion tank of 1000 liter capacity, pressure rating compatible with respective chilled water pump 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 insulation and cladded with 26 G aluminium etc as required all as specified and directed. Note:- Necessary civil work viz. PCC foundation & staging for water tank shall be included in the rate quoted by the contractor.

S & F stainless steel (gade SS- 304) closed expansion tank of 500 liter capacity, pressure rating compatible with respective chilled water pump 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 insulation and cladded with 26 G aluminium etc as required all as specified and directed. Note:- Necessary civil work viz. PCC foundation & staging for water tank shall be included in the rate quoted by the contractor.

Supply, installation, testing and commissioning of HDPE make up tank of 5000 litre capacity. complete in all respect with connection, over flow and drain, make up connection with float valve, drain valve, incoming line valves and fittings etc as required all as specified and directed Note:- Necessary civil work viz. PCC foundation & staging for water tank shall be included in the rate quoted by the contractor.

CONDENSER WATER PIPING Supply, installation, testing and commissioning of MS ERW Class 'C' condenser water piping of following size with all necessary fittings i.e. bends, tees, reducers, flanges, structural support, wooden blocks, air-purge valves, drain-valves, etc. including two coat of enameled paint over one coat of red oxide primer, as required all as specified and directed.

BUTTERFLY VALVE Supply, installation, testing and commissioning of PN 1.6 rated double flanged short & long body type butterfly valve of following size designed, manufactured and tested as per IS: 13095 (1991), suitable for isolation and throttling services, having Cl body & disc, SS AISI 304 disc seal, CS clamping ring and SS AISI 410 shaft and flange drilling standard end connection with accessories etc. as required all as specified and directed.

32 mm NB (Ball Valve)

25 mm NB (Ball Valve)

NON RETURN VALVE (NRV) Supply, installation, testing and commissioning of PN 1.6 rated swing check type multidoor reflux valve (NRV) of following size, designed & tested as per IS: 5312-2 (1986), suitable to handle clear water having turbidity up to 5000 ppm, having Cl body, door and diaphram, leaded tin bronze seat rings and flange drilling standard end connection with accessories etc. as required all as specified and directed.

125 mm dia

100 mm dia

80 mm dia

65 mm dia

POT STRAINER Supply, installation, testing and commissioning of PN 1.6 rated POT strainer of following size, tested as per BS 6755 (Part-1), suitable high capacity flow throughout full size inlet/outlet, having Cl body & strainer bonnet, stainless steel perforated filter screen, black rubber body/bonnet gasket, SS- 410 ball valve and flange drilling standard end connection with accessories etc. as required all as specified and directed.

150 mm dia

125 mm dia

100 mm dia

Y-STRAINER Supply, installation, testing & commissioning of Y-type strainer with Cl/MS body of following size, bolted cover, flanged ends, basket of brass/ bronze/ SS wire mesh complete with flanges, nuts-bolts, gaskets and flange drilling standard end connection with accessories etc. as required all as specified and directed.

125 mm dia

100 mm dia

80 mm dia

65 mm dia

BALANCING VALVE Supply, installation, testing and commissioning of 2-way globe type S-1710 DZR brass variable orifice balancing valve having brass body of following size, EPDM body/bonnet O-ring, steel retaining clip, brass adjustable stop, brass stem, brass bonnet, SS cone retaining nut, EPDM disc O-ring, handwheel, test point for 240 PSI non-shock cold working pressure and maximum temperature 250° F at 240 PSI, flow measurement accuracy ±5% all complete as specified and directed.

150 mm dia

125 mm dia

100 mm dia

80 mm dia

65 mm dia

FLOW SWITCH Supply, installation, testing and commissioning of paddle type Water Flow Switch suitable to control maximum flow rate of 350 US-gpm, , having operating pressure 1000 kPa, withstand pressure 91750 kPa, insulation resistance over 100 Ω, withstand voltage 1500 V AC for 1 minute, contact point life of 1000 k cycles and bellows life 500 k cycles complete with control wiring and accessories, etc. as specified and dirceted.

DRAIN PIPE M & L for UPVC pipes and fittings of following size, resistant to chemical & electromechanical corrosion, conforming to EN 1452-2, having specific gravity 1.43, shore hardness 70°C to 90° C, tensile strength 500 kg/sqcm, bending strength 950 kg/sqcm, modulus of elasticity 3.2 X 10 kg/sqcm and dielectric strength > 40 kV/mm complete with accessories etc. as required all as specified and directed.

CHILLED WATER PIPING Supply, laying/ fixing, testing and commissioning of MS ERW Class 'C of following nominal sizes of chilled water piping with all necessary fittings i.e. bends, tees, reducers, flanges, structural support, wooden blocks, air-purge valves, drain-valves, etc. duly insulated with 25mm thick closed cell elastometric nitrile rubber with aluminum foil laminated on one side of minimum 45 Kg/cum density, thermal conductivity 0.037 W/MK or better at 20 deg mean temperature class ‘O’ insulation applied by suitable rubber based adhesive confirming to standard OEM specifications, complete including repairing of damage to building etc. all as specified and directed. Note:- The Pipes of sizes 150mm & below shall be M.S. 'C' class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above.

Y-STRAINER Supply, installation, testing & commissioning of Y-type strainer with Cl/MS body of following size , bolted cover, flanged ends, basket of brass/ bronze/ SS wire mesh complete with flanges, nuts-bolts, gaskets and flange drilling standard end connection with accessories etc. duly insulated to the same specifications as the connected piping, as required all as specified and directed.

125 mm dia

100 mm dia

80 mm dia

65 mm dia

50 mm dia

40 mm dia

32 mm dia

25 mm dia

20 mm dia

BUTTERFLY VALVE Supply, installation, testing and commissioning of PN 1.6 rated double flanged short & long body type butterfly valve of following size designed, manufactured and tested as per IS: 13095 (1991), suitable for isolation and throttling services, having Cl body & disc, SS AISI 304 disc seal, CS clamping ring and SS AISI 410 shaft and flange drilling standard end connection with accessories etc. duly insulated to the same specifications as the connected piping, as required all as specified and directed.

125 mm dia

100 mm dia

80 mm dia

65 mm dia

50 mm dia

40 mm dia

32 mm dia

25 mm dia

20 mm dia

NON RETURN VALVE (NRV) Supply, installation, testing and commissioning of PN 1.6 rated swing check type multidoor reflux valve (NRV) of following size, designed & tested as per IS: 5312-2 (1986), suitable to handle clear water having turbidity up to 5000 ppm, having Cl body, door and diaphram, leaded tin bronze seat rings and flange drilling standard end connection with accessories etc. duly insulated to the same specifications as the connected piping, as required all as specified and directed.

100 mm dia

80 mm dia

65 mm dia

50 mm dia

BALANCING VALVE Supply, installation, testing and commissioning of 2-way, globe type, PN 1.6 rated of following size, balanced/high rangeability control valve duly insulated to the same specifications as the connected piping as per following specification. Nominal pressure PN16 Medium Temperature -10oF~ +110oF Maximum Body Material IS:210, FG 220 CI Stem Material ASTM A276,GR SS 410 Disc Material Stainless steel Disc Hand Wheel Cast Iron Leakage Rate No visible leakage Medium Type Water Flange standard ISO7005-1 (GB/T 9113) Shell Test pressure 24bar Seal Test pressure 17bar

125 mm dia

100 mm dia

80 mm dia

65 mm dia

50 mm dia

3-WAY TEMPERATURE CONTROL VALVE Supply, installation, testing and commissioning of cast iron 3-way mixing valve of following size, suitable for operation upto 10 bar, with electronically operated actuator for AHUs. Water flow through the valve shall be regulated by rotation of brass slipper between the main and the bypass ports; it shall be possible to manually rotate the brass slipper through 360° and interchange the main and the common ports, to facilitate installation at site. All internals of the valve shall be rust-proof and the 'O' ring shall be of elastomeric insulation. The valve actuator shall be of electronic type with DC motor, the actuator's angle of rotation shall he 90°, it shall be without any limit switches and shall be overload-proof. It shall have an indicator to indicate the position and push-button to disengage the gear train for manual operation including duly insulated to the same specifications as the connected pipe, as required all as specified and directed.

WATER FLOW SWITCH Supply, installation, testing and commissioning of paddle type Water Flow Switch suitable to control maximum flow rate of 300 US-gpm, having operating pressure 1000 kPa, withstand pressure 91750 kPa, insulation resistance over 100 Ω, withstand voltage 1500 V AC for 1 minute, contact point life of 1000 k cycles and bellows life 500 k cycles complete with elastomeric thermal insulation of suitable thickness, control wiring and accessories, etc., as required all as specified and directed.

HOT WATER PIPING Supply, laying/ fixing, testing and commissioning of MS ERW Class 'C of following nominal sizes of hot water piping with all necessary fittings i.e. bends, tees, reducers, flanges, structural support, wooden blocks, air-purge valves, drain-valves, etc. duly insulated with 25mm thick closed cell useful upto 220 degree F elastometric nitrile rubber with aluminum foil laminated on one side of minimum 45 Kg/cum density, thermal conductivity 0.037 W/MK or better at 20 deg mean temperature class ‘O’ insulation applied by suitable rubber based adhesive confirming to standard OEM specifications, complete including repairing of damage to building etc. all as specified and directed. Note:- The Pipes of sizes 150mm & below shall be M.S. 'C' class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above.

BALL VALVE S & F of ball valve 25 mm NB class 150, designed & manufactured as per IS: 9890 (1981) and tested as per BS 6755 Part- 1, 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 with accessories etc., as required all as specified and directed.

AUTO-AIR-VENT Supply, installation, testing and commissioning of Automatic air-vent having 19 mm end connections with Brass OT 58 body and cover, polyacetal lever, high density expanded polyethylene float, EPDM rubber plug, stainless steel spring, polyamide capm 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, installed on all high points in the water piping system to automatically remove the trapped air etc., as required all as specified and directed.

TEMPERATURE GAUGE Supply, installation, testing and commissioning of glycerin filled bimetallic thermometer temperature gauge of 150 mm dial size for temperature range 0° C to 100° C in compliance to EN 13190, having standard range 0° C to 60° C upto 400° C, IP 67 protection, bimetal coil sensing element, accuracy class 1 as per EN 13190, stainless steel casing, direct bottom mounted, SS- 304 case and bayonet type bezel, SS- 316 stem and connection, aluminum dial (white background with black marking) & pointer (black colour micrometer with zero adjustable), toughened glass window, neoprene filling plug and gasket complete with accessories, etc. as required all as specified and directed.

PRESSURE GAUGE Supply, installation, testing and commissioning of glycerin filled Pressure gauge of 100 mm dial size for pressure range 0 psi to 200 psi in compliance to EN837-1, having standard range 15 to 0 psi and 16 psi to 10000 psi, IP 67 protection, accuracy class ±1.6% of FS, stainless steel casing and TIG argon welded socket to case, direct bottom mounted, SS- 304 case and bayonet type bezel, SS- 316 bourdon, socket, SS dial (white background with black marking) & pointer (black colour micrometer with zero adjustable), polycarbonate glass window, neoprene blow off disc and filling plug, silicon gasket complete with accessories, etc. as required all as specified and directed.

S & F wall-mounted air quality monitor with 36 inch LCD display, audible/visible alarm and quick response sensor to monitor and log temperature and humidity having temperature range -40⁰ C to 85⁰ C and relative humidity range 0% to 100%, temperature accuracy ± 0.6⁰ C and relative humdity accuracy ± 3%, including 1 logger, 1 USB cable, 4 X AA battery and 1 manual as specified and directed. Note: The rate quoted by the contractor shall deemed to include the provision of compatible communication cable between display and control of suitable size. Make & Model of wall-mounted air quality monitor with 36 inch LCD display as approved by GE.

S & F touchscreen 7-day programmable Thermostat with universal system compatibility, precise comfort control having large, clear display with backlight, menu-driven programming, touchscreen interaction, real-time clock to control air flow of diffusers via volume control dampers as specified and directed.

AIR DISTRIBUTION (GALVANIZED STEEL SHEET DUCTING) Supply, installation, testing and commissioning of site/factory fabricated galvanized steel sheet (G.S.S.) square/rectangular ducting for supply/return air, fabricated from galvanized steel sheet, having zinc coating of 120 gm/sqm total on both sides complete with neoprene rubber gaskets, elbows, splitters, vanes, supports to installed /hangging the duct with suitable size of SS hole fasthner etc as per IS: 655/1963 with required scaffolding work to install the ducts at site of following sheet thickness complete all as specified and directed. Note; (i) Necessary cutting of existing walls/prefabricated sheet for passing/installation of duct and making good as per existing as per site requirement including necessary material required for completion of the work shall be including in the rate quoted by the contractor. Nothing extra payment is admissible on the account. (ii) The duct work shall be as per IS-655 (iIi) The Galvanized steel sheet for duct work shall conform to class viii with zinc coating of 120 gm/sq mtr as per IS-277(2003). (iv) Ducting layout shall be approved by Accepting Officer before errection

24 G (MS angle flanges)

22 G (MS angle flanges)

20 G (MS angle flanges)

18 G (MS angle flanges)

FIRE DAMPER Supply, installation, testing and commissioning of following size of fire damper complete with smoke detector/thermister, fusible link etc. and actuator as required for operation. The fire dampers shall be spring activated on melting of fusible link having melting point 67.13° C. The fire damper shall be located in the SA/RA ducts, at all fire rated crossoevers (shafts, walls, etc.). The control panel shall be located in such a way that the reset can easily be done. These combination smoke and fire dampers shall be interlocked with the building management system for the fire detection or HVAC and shall trip/close in the event of fire/smoke in the respective zone. Fire damper shall be tested as per ULL- 555 and certified by CBRI. The fire-damper shall be of at least 120 minutes fire-rating as per the approved particular technical specifications and shall meet the following design 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 recommendations of the manufacturer and specifications.

Motorized, spring return type, combination fire and smoke damper as described in item 34 above and as specified.

Control panel actuator, including electrical spring type actuator, remote indication of the fire damper position as described in item 34 above and as specified.

ACOUSTIC INSULATION S & F 18mm thick open-cell engineered nitrile rubber foam acoustic insulation having good sound absorption, damping and barrier properties, antimicrobial product protection, thermal conductivity, as per EN 12667, not exceeding 0.047 W/mK at 20° C, density 140-180 kg/cum and conforming to class 1 rating for surface spread of flame in accordance with BS 476 Part 7 & UL 94 (HB, V-0). The acoustic insulation material shall be free of dust and fibre; it shall pass fungi/mould resistance as per DIN EN ISO 846 method A and bacterial resistance as per DIN EN ISO 846 method C and air erosion resistance test in accordance to ASTM Standard C 1071-05 without any laminate or covering (section 12.7) from an independent accredited testing agency, complete all as specified and directed.

THERMAL INSULATION S & F closed cell elastomeric nitrile rubber with aluminum foil laminated on one side, having thermal conductivity not exceeding 0.037 W/mK at mean temperature of 20° C as per EN 12667, moisture diffusion resistance factor or ‘µ’ value of minimum 7,000 for base insulation material without the foil as per EN 12086, fire performance such that it passes Class 1 as per BS476 Part 7 for surface spread of flame and also fire performance of V0, HB as per UL 94, 1996, density without the foil between 40 to 55 kg/cum. The insulation material shall be FM (Factory Mutual) USA approved and dust & fibre free. The Aluminium foil shall be 60 microns thick and its weight shall be 193 gsm as per EN ISO 2286-2, tensile strength 90 N / 15 mm as per EN ISO 527-3 with elongation > 10% as per EN ISO 527-3, complete for following thickness of insulation all as specified and directed.

19 mm thick thermal insulation

13 mm thick thermal insulation

9 mm thick thermal insulation

SUPPLY/RETURN AIR DIFFUSERS/ GRILLES/LOUVERS Supply, installation, testing & commissioning of removable supply/return air diffusers/ grilles of extruded aluminum sections duly powder coated with volume control damper, complete all as specified and directed.

4-way Supply air/Return air diffusers/grilles/louvers with volume control damper

18 G galvanized sheet steel volume control duct damper

ELECTRICAL WORKS AC PLANT ROOM PANEL Supply, installation, commissioning and testing of following AC Plant Room panel board of suitable size, factory made, CPRI type tested, indoor, cubical compartmental type, double door, both side openable with hinged doors & locking arrangement, made out of 3.15 mm thick mild steel CRCA sheet, supported and fixed on structural frame of angle iron of size 50 mm x 50 mm x 6 mm, 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 all as specified at following locations. The panel shall be designed and wired in such a manner that the starter for condenser water pump is powered first, after that the cooling tower motor shall be powered, then the chilled water pumps shall be powered and the chiller units should get the supply only if the condenser water pumps, cooling tower motor, and chilled water pumps are in ON condition.

VARIABLE FREQUENCY DRIVE Supply, installation, commissioning and testing of following Variable Frequency Drives with IP 55 enclosures and mains disconnect switch comprising of the following: (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 (electromagnetic compatibility filters) for restriction of conducted emissions to comply with 61800:3 (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.

Variable frequency drive (VFD) of power size 7.5 kW

Variable frequency drive (VFD) of power size 11 kW

Variable frequency drive (VFD) of power size 15 kW

Variable frequency drive (VFD) of power size 18.5 kW

Variable frequency drive (VFD) of power size 22 kW

ELECTRICAL CABLES Supply, laying, jointing and testing of XLPE cable of following cross sectional area insulated, screened, PVC bedded, galvanized steel wire or strip armoured electric power cable (heavy duty) with aluminium stranded conductor 1100 volts grade, laid in trenches, passing through ducts/pipes, fixing along poles, complete all as specified. Note : a) Earth work, sand cushioning, brick protection, hume pipe and cable tray shall be measured and paid separately b) Pre despatch inspection by rep. of accepting officer shall be carried out within overall cost quoted for each cable size where length exceeds 500 RM. c) Color code for cable shall be finalised by G.E

25 sq mm, 3.5 core

35 sq mm, 3.5 core

50 sq mm, 3.5 core

95 sq mm, 3.5 core

150 sq mm, 3.5 core

Supply, laying, jointing and testing of XLPE cable of size 4sqmm 4 core insulated, screened, PVC bedded, galvanized steel wire or strip armoured electric power cable (heavy duty) with copper stranded conductor 1100 volts grade, laid in trenches, passing through ducts/pipes, fixing along poles, complete all as specified. Note : a) Earth work, sand cushioning, brick protection, hume pipe and cable tray shall be measured and paid separately b) Pre despatch inspection by rep. of accepting officer shall be carried out within overall cost quoted for each cable size where length exceeds 500 RM. c) Color code for cable shall be finalised by G.E

M & L for earthing complete with copper earth plate electrode of 60 cm x 60 cm x 6 mm size, buried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the plate not less than 1.5 m below normal ground level, filled around with alternate layers of charcoal dust and salt and connected to copper strip of size 20 mm x 3 mm as earth lead, by means of bolts, buts, check nuts and washers of galvanised iron or steel and protected by galvanized iron pipe light grade 40 mm bore and watering pipe 20mm dia medium grade with funnel and wire mesh as specified and connected all as shown in electrical plate No 3 of SSR Part I including necessary earth work and excavation in any type of soil and PCC 1:2:4 type B - 1 in chamber of dimensions 550 mm X 550 mm (outer) and 300 mm X 300 mm (inner) and 250 mm deep and 80 mm thick precast RCC 1:2:4 type B - 1 using XPM weighing not less than 4Kg/Sqm for cover slab, complete all as specified and directed. Note: The unit rate quoted by tendrer is deemed to be include for necessary excavation, removal of surplus soil, PCC foundation, RCC cover, XPM weighing not less than 4Kg/Sqm, earth lead protection up to 7.5 Metre etc complete.

M & L for Copper strip of size 20 mm x 3 mm as earth lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc complete all as specified and directed.

M & L for earthing complete with galvanized steel earth plate electrode of 60 cm x 60 cm x 6 mm size, buried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the plate not less than 1.5 m below normal ground level, filled around with alternate layers of charcoal dust and salt and connected to galvanised strip of size 32 mm x 6 mm as earth lead, by means of bolts, buts, check nuts and washers of galvanised iron or steel and protected by galvanized iron pipe light grade 40 mm bore and watering pipe 20mm dia medium grade with funnel and wire mesh as specified and connected all as shown in electrical plate No 3 of SSR Part I including necessary earth work and excavation in any type of soil and PCC 1:2:4 type B - 1 in chamber of dimensions 550 mm X 550 mm (outer) and 300 mm X 300 mm (inner) and 250 mm deep and 80 mm thick precast RCC 1:2:4 type B - 1 using XPM weighing not less than 4Kg/Sqm for cover slab, complete all as specified and directed. Note: The unit rate quoted by tendrer is deemed to be include for necessary excavation, removal of surplus soil, PCC foundation, RCC cover, XPM weighing not less than 4Kg/Sqm, earth lead protection up to 7.5 Metre etc complete.

M & L for GI strip of size 32 mm x 6 mm as earth lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc complete all as specified and directed.

EXCAVATION AND EARTH WORK

Excavation in trenches not exc. 1.5 mtr in deep and n.exc 1.5mtr in width for laying of cables or pipes and getting out in soft/loose soil all as specified and directed.

Excavation in trenches exc. 1.5 mtr in deep but n exc 3.0 mtr deep and n.exc 1.5mtr in width for laying of cables or pipes and getting out in soft/loose soil all as specified and directed.

Returning filling in, including spreading levelling, watering and well ramming in layers not exc 25 cm thick all as specified and directed.

Removal of surplus excavated soil to a distance not exceeding 50 mtr from the strarting point and depositing where directed at a level n.exc 1.5 mtr in height all as specified and directed.

M & L for sand cushioning with a layer of sand 80mm thick before laying of cable and 150mm thick after laying of cable in trenches (total punned depth of sand shall be 180 mm after punning down) complete all as specified and directed. Note: punned thickness of sand shall be measured.

M&L for sub class 'B' bricks old size, laid dry flat over the cable (Width wise) after sand cushioning, for cable protection all as specified and directed.

GALVANISED IRON TUBING

Supply, laying and fixing 80mm dia GI Tubing light grade with all fittings for cable protection laid in trenches or fixed to wall / laid in flooring, complete all as specified and directed.

Supply, laying and fixing 50mm dia GI Tubing light grade with all fittings for cable protection laid in trenches or fixed to wall / laid in flooring, complete all as specified and directed.

S&F of perforated Hot Dipped Galvanised Iron cable tray made out of 2.0 mm thick galvanised iron sheet of following size cable tray with perforation not more than 17.5% including all accessories i.e bends, coupler, cable tie, joined with connectors, suspended from the ceiling with G.I. suspenders, G.I. bolts & nuts, etc as required, complete all as specified and directed .

150mm x 50mm

300mm x 50mm

MANNING & OPERATION (Part-II)

M&O FOR 1st YEAR OF OPERATION

STRUCTURAL WORKSHOP Operation only for central AC plant of 150 TR capacity consisting of 3X75 TR chiller units (2 working + 01 standby) round the clock including Sunday & holidays in 3 shift each shift of 8 hours of one operator per shift of the relevant trade having ITI certificate with minimum 2 years experience or having 5 years experience of similar trade (Shift timings): 1st Shift 0600 hrs to 1400 hrs 2nd Shift 1400 hrs to 2200 hrs 3rd Shift 2200 hrs to 0600 hrs

NEW FLIGHT COMPLEX Operation only for central AC plant of 92 TR capacity consisting of 3X46 TR chiller units (2 working + 01 standby) round the clock including Sunday & holidays in 3 shift each shift of 8 hours of one operator per shift of the relevant trade having ITI certificate with minimum 2 years experience or having 5 years experience of similar trade (Shift timings) 1st Shift 0600 hrs to 1400 hrs 2nd Shift 1400 hrs to 2200 hrs 3rd Shift 2200 hrs to 0600 hrs

EJECTION SEAT & SURVIVAL PACK AND EJECTION SEAT ARMING & DISARMING Operation only for central AC plant of 35 TR capacity consisting of 3X17.5 TR chiller units (2 working + 01 standby) round the clock including Sunday & holidays in 3 shift each shift of 8 hours of one operator per shift of the relevant trade having ITI certificate with minimum 2 years experience or having 5 years experience of similar trade (Shift timings): 1st Shift 0600 hrs to 1400 hrs 2nd Shift 1400 hrs to 2200 hrs 3rd Shift 2200 hrs to 0600 hrs

ENGINE & APU BAY Operation only for central AC plant of 70 TR capacity consisting of 3X35 TR chiller units (2 working + 01 standby) round the clock including Sunday & holidays in 3 shift each shift of 8 hours of one operator per shift of the relevant trade having ITI certificate with minimum 2 years experience or having 5 years experience of similar trade (Shift timings) 1st Shift 0600 hrs to 1400 hrs 2nd Shift 1400 hrs to 2200 hrs 3rd Shift 2200 hrs to 0600 hrs

MMPU- I & MMPU- II Operation only for central AC plant of 180 TR capacity consisting of 3X90 TR chiller units (2 working + 01 standby) round the clock including Sunday & holidays in 3 shift each shift of 8 hours of one operator per shift of the relevant trade having ITI certificate with minimum 2 years experience or having 5 years experience of similar trade (Shift timings) 1st Shift 0600 hrs to 1400 hrs 2nd Shift 1400 hrs to 2200 hrs 3rd Shift 2200 hrs to 0600 hrs

M&O FOR 2ND YEAR OF OPERATION

STRUCTURAL WORKSHOP Operation only for central AC plant of 150 TR capacity consisting of 3X75 TR chiller units (2 working + 01 standby) round the clock including Sunday & holidays in 3 shift each shift of 8 hours of one operator per shift of the relevant trade having ITI certificate with minimum 2 years experience or having 5 years experience of similar trade (Shift timings): 1st Shift 0600 hrs to 1400 hrs 2nd Shift 1400 hrs to 2200 hrs 3rd Shift 2200 hrs to 0600 hrs

NEW FLIGHT COMPLEX Operation only for central AC plant of 92 TR capacity consisting of 3X46 TR chiller units (2 working + 01 standby) round the clock including Sunday & holidays in 3 shift each shift of 8 hours of one operator per shift of the relevant trade having ITI certificate with minimum 2 years experience or having 5 years experience of similar trade (Shift timings) 1st Shift 0600 hrs to 1400 hrs 2nd Shift 1400 hrs to 2200 hrs 3rd Shift 2200 hrs to 0600 hrs

EJECTION SEAT & SURVIVAL PACK AND EJECTION SEAT ARMING & DISARMING Operation only for central AC plant of 35 TR capacity consisting of 3X17.5 TR chiller units (2 working + 01 standby) round the clock including Sunday & holidays in 3 shift each shift of 8 hours of one operator per shift of the relevant trade having ITI certificate with minimum 2 years experience or having 5 years experience of similar trade (Shift timings): 1st Shift 0600 hrs to 1400 hrs 2nd Shift 1400 hrs to 2200 hrs 3rd Shift 2200 hrs to 0600 hrs

ENGINE & APU BAY Operation only for central AC plant of 70 TR capacity consisting of 3X35 TR chiller units (2 working + 01 standby) round the clock including Sunday & holidays in 3 shift each shift of 8 hours of one operator per shift of the relevant trade having ITI certificate with minimum 2 years experience or having 5 years experience of similar trade (Shift timings) 1st Shift 0600 hrs to 1400 hrs 2nd Shift 1400 hrs to 2200 hrs 3rd Shift 2200 hrs to 0600 hrs

MMPU- I & MMPU- II Operation only for central AC plant of 180 TR capacity consisting of 3X90 TR chiller units (2 working + 01 standby) round the clock including Sunday & holidays in 3 shift each shift of 8 hours of one operator per shift of the relevant trade having ITI certificate with minimum 2 years experience or having 5 years experience of similar trade (Shift timings) 1st Shift 0600 hrs to 1400 hrs 2nd Shift 1400 hrs to 2200 hrs 3rd Shift 2200 hrs to 0600 hrs

Note for Srl item No 53.10 to 53.25 : i. Records for daily & periodic checks to be maintained by the contractor duly signed by operator & concerned executive. The cost of required stationary & equipments etc. is deemed to be included in quoted rates. ii. The Operation will be started from the next immediate day/date of completion of phase-I work. iii. During contract liability period no extra cost will be paid against any spare required to be replaced and consumable used. iv. Life insurance and ESI medical facilities of govt for all the personnel shall be done by the contractor and copy of the policy to be submitted to the deptt. v. Minimum T&P required for the operator to be provided by contractor. vi. All safety device required for the operator to be provided by contractor. vii. Any damages to the machinery/ operator occurred due to miss handling of Equipment will be compensated by contractor. viii. Minimum wages to be paid by contractor through nationalised bank ESC mode as per Labour Commission Act. ix. Weekly ‘off’ as per Labour act to be given to the Operator & reliever to be Provided by the Contractor at no Extra cost. x. PPF should be necessary for all candidate. xi. Contractor has to provide 02 pair of protective clothing overall combination with leather shoes one pair (as approved by Department) to each operator. xii. In case of absenteeism of any Operator/ helper in a shift/ duty , double the amount of Shifts will be recovered from the contractor. xiii. After completion of work contractor shall return all the temporary passes to AF authorities and certificate to be obtained & the same be enclosed with final bill.

Note for Srl item No 53.10 to 53.25(Condt) : xiv. Contractor shall obtain a Affidavit from all deployed Operators/ Trademen/Helpers that they are deployed temporary by the contractor through outsourcing & they have no legal binding/ with department regarding/employment/permanency of job. Any court cases due to accident/ break of jobs/compensation occurring due to any labour conflict during the contract period is to be delt by contractor only. xv. The age of all deployed operators/ tradesmen/ helpers should be 18 to 60 years old. xvi. Operator/ helpers will use their own conveyance to reach duty place/ locations. xvii. The proof of receipt of payment made to the staff employed for opertation shall be submitted to the department before submission of RAR/Final bill.

Pneumatic Engineers Pvt. Ltd.

Apex HVAC Services Pvt. Ltd.

Airef Engineers Pvt Ltd

Parksons Engineering Company Pvt Ltd

Leo Air and Power Solution pvt Ltd.

HV AIRCONDITIONING SYSTEMS PVT. LTD.

ADVANCE VENTILATION PVT. LIMITED

NAFREF ENGINEERS PVT LTD

M/s Vijay Airconditioning Pvt Ltd