PROVISION OF AIR CONDITIONING AT STORAGE AND PROCESSING FACILITIES FOR CERTAIN TECHNICAL BUILDINGS AT INS RAJALI ARAKKONAM

Amount

SCHEDULE 'A' PART-I (Phase-I)

WATER-COOLED SCROLL TYPE CHILLER UNIT WITH R134a/407C REFRIGERANT: Supply, install, testing and commissioning of floor-mounted compact scroll-type chiller machine with nominal capacity 26 TR, suitable for ambient conditions complete with hermatic single/multiple scroll type compressors with independent circuits, water-cooled S/T type condenser, S/T horizontal evaporator with carbon steel shell and seamless copper tubes with 19mm nitrile rubber 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 R-134a/407C. The refrigerant flow control shall use an electronic expansion valve. The chiller shall be designed for a working pressure of 150 psig and hydraulically tested at 225 psig. A number of properly spaced baffles shall be provided for maintaining optimum water velocity and heat transfer and the tubes shall be adequately supported.

Notes: 1. One of the three chillers shall be factory tested at design conditions at 100%, 75%, 50% and 25% load respectively; test certificates shall be produced for all three chillers. The quoted price shall be inclusive of a unit mounted miroprosser control panel (to ensure that the starting current does not exceed twice the full load current),. Mapping shall be required for all critical points displayed on the chiller control panel. The chiller shall be BMS compatible, the motor shall be suitable for 3 Phase, 415 Volts ± 10%, 50 Hz AC electric supply, electric panel shall have an IP 54 rating. 2. Necessary civil work viz. PCC foundation for placement of chillers AHU and pumps 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: 54° F (ii) Chilled Water OUT: 44° F (iii) Water Flow Rate: 2.4 USgpm/TR (b) Condenser (i) Condenser Water IN: 90° F (ii) Condenser Water OUT: 100° F (iii) Water Flow Rate: 4.0 USgpm/TR

AIR-COOLED SCROLL TYPE CHILLER UNIT WITH R-407C REFRIGERANT: Supply, install, testing and commissioning of floor-mounted compact scroll-type chiller machine with nominal capacity 22 TR, suitable for ambient conditions complete with hermatic single/multiple scroll type compressors with independent circuits, air-cooled carbon steel shell and seamless copper tubes with 19mm nitrile rubber 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 R-407C. The refrigerant flow control shall use an electronic expansion valve. The chiller shall be designed for a working pressure of 150 psig and hydraulically tested at 225 psig. A number of properly spaced baffles shall be provided for maintaining optimum water velocity and heat transfer and the tubes shall be adequately supported.

Notes: 1. One of the three chillers shall be factory at design conditions at 100%, 75%, 50% and 25% load respectively; test certificates shall be produced for all three chillers. The quoted price shall be inclusive of a unit mounted automatic star/delta starter (to ensure that the starting current does not exceed twice the full load current), mapping shall be required for all critical points displayed on the chiller control panel. The chiller shall be BMS compatible; the motor shall be suitable for 3 Phase, 415 Volts ± 10%, 50 Hz AC electric supply, electric panel shall have an IP 54 rating. 2. Necessary civil work viz. PCC foundation for placement of chillers AHU and pumps 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: 54° F (ii) Chilled Water OUT: 44° F (iii) Water Flow Rate: 2.4 USgpm/TR

CHILLED WATER PUMP: Supply, install, 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, accessories and fittings, viz. mechanical seal, pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring/rubber type mounting 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.

Mono-Block pump suitable for 63 USGPM water flow rate and 35 m head.

Mono-Block Pump suitable for 54 USGPM water flow rate and 35 m head.

FRP RECTANGULER/BOTTLE SHAPED INDUCED DRAUGHT COOLING TOWER: Supply, install, testing and commissioning of FRP rectanguler/bottle shape vertical induced draught cooling tower of capacity 120 USGPM 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, TEFC squirrel cage high efficiency induction motor with IP 65 protection suitable for 3 Phase, 415 Volts ± 10%, 50 Hz AC electric supply, inlet, outlet, drain and over-flow nozzle connections, etc. Note: Necessary civil work viz. RCC/PCC platform/Staging including PCC foundation etc. for placment of Cooling tower shall be covered in the scope of work. The cooling tower shall be as per the approved particular technical specifications.

CONDENSER WATER PUMP FOR COOLING TOWER: Supply, install, testing and commissioning of end-suction & top-discharge, non-self-priming, single-stage, centrifugal volute type mono block pump suitable for 104 USGPM water flow rate and 20m head 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, accessories and fittings, viz. mechanical seal, pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring/rubber type mounting 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..

DOUBLE SKIN AIR HANDLING UNITS WITH 43 mm THICK CFC-FREE PUF INJECTED INSULATION PANEL HAVING 10 MICRON PRE-FILTERS: Supply, install, testing and commissioning of double-skin type horizontal, floor-mounted, top/side discharge air handling units having corrosion resistant extruded aluminum hollow profile, heavy gauge galvanized steel channel base frame, 43mm 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, centrifugal fan with forward/backward curved impellers for high static pressure mounted on aluminum extruded slide rail base frame, chilled water coils with combination of 6 rows deep with anti-corrosion aluminum fins, PVC naylon hinges & handles, view port and marine lamp, limit switch, SS-304 drain pan, 10 micron pre-filters, inspection windows/doors, and supply/return/fresh air dampers. Note: Necessary civil work viz. PCC foundation for placement of AHU, etc. shall be covered in the scope of work. The AHU shall be 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.

48 TR-17, 400 CFM, 60mm Static

27 TR-10, 650 CFM, 50mm Static

CHILLED WATER MAKE-UP EXPANSION TANK: S&F HDPE expansion tank of 2000 Litres capacity of pressure rating to suit the system pressure and sized adequately to compensate for water expansion due to operating temperature variations, complete with inter-connection piping, insulated with 50mm thick insulation covered with sand cement plasterring over GI wire mesh of appropriate size all as specified and as directed by the Engineer-in-Charge.

HDPE CONDENSER WATER EXPANSION TANK FOR COOLING TOWER: S&F HDPE expansion tank of 5000 Litres capacity of pressure rating to suit the system pressure and sized adequately to compensate for water expansion due to operating temperature variations, conforming to IS 2825 for 'non-fired pressure vessels' with interchangeable EPDM-BUTYL rubber membrane complete with inter-connection piping, etc. all as specified and as directed by the Engineer-in-Charge.

CONDENSER WATER PIPING: MS ERW CLASS-B PIPE: Supply, install, testing and commissioning of MS ERW Class 'B' condenser water piping of the following sizes with all necessary fittings i.e. bends, tees, reducers, flanges, structural support, wooden/puff blocks, etc. as specified in particular specifications:

S&F non chemical type on line scale preventer of 100mm size as per the capacity of the condenser water pump flow all as specified and as directed by the Engineer-in-Charge.

BUTTERFLY VALVES: Supply, install, testing and commissioning of PN 1.6 rated wafer type butterfly valve 80mm NB, designed, manufactured and tested as per IS: 13095 (1991), suitable for isolation and throttling services, having CI body & disc, SS AISI 304 disc seal, CS clamping ring and SS AISI 410 shaft and flange drilling standard end connection with accessories as specified in particular specifications.

NON-RETURN VALVE (NRV): Supply, install, testing and commissioning of PN 1.6 rated swing check type multidoor reflux valve (NRV) 80mm NB, designed & tested as per IS: 5312-2 (1986), suitable to handle clear water having turbidity up to 5000 ppm, having CI body, door and diaphram, leaded tin bronze seat rings and flange drilling standard end connection, etc. with accessories as specified in particular specifications.

Y-STRAINER: Supply, install, testing & commissioning of Y-type strainer 80mm NB with CI/MS body, bolted cover, flanged ends, basket of brass/bronze/SS wire mesh complete with flanges, nuts-bolts, gaskets and flange drilling standard end connection, etc. with accessories as specified in particular specifications.

MANUAL BALANCING VALVE: Supply, install, testing and commissioning of 2-way, globe type, PN 1.6 rated, balanced/high rangeability control valve 80mm NB as per following specification. Nominal Pressure: PN16 Temperature: -10° C to +110° C 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

DRAIN PIPE: M&L for UPVC pipes and fittings 40mm NB, 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/sq.cm, bending strength 950 kg/sq.cm, modulus of elasticity 3.2 X 10 kg/sq.cm and dielectric strength > 40 kV/mm complete with accessories as specified in particular specification.

MS ERW CLASS-B UNDER GROUND PIPE WITH INSULATION: Supply, install, testing and commissioning of MS ERW Class 'B' chilled water piping 80mm NB with all necessary fittings i.e. bends, tees, reducers, flanges, structural support, wooden blocks etc. thermally insulated with 75mm thick EPS Pipe Section covered with sand cement plaster as specified in particular specifications over GI wire mesh of appropriate size as approved by the Engineer-in-Charge, including excavation, returning, filling in and removal of surplus soil to a distance n. exc. 50m in any type of soil, complete as directed by the Engineer-in-Charge. Note: The minimum depth of excavation and width of excavation shall be as specified in SSR. There shall be no price adjustment for the variation in quantity of excavation on plus side.

MS ERW CLASS-B PIPE WITH INSULATION: Supply, install, testing and commissioning of MS ERW Class 'B' chilled water piping for the following sizes with all necessary fittings i.e. bends, tees, reducers, flanges, structural support, wooden blocks etc. thermally insulated with 75mm thick EPS Pipe Section covered with 26 G Aluminium cladding as specified in particular specifications:

BUTTERFLY VALVE WITH INSULATION: Supply, install, testing and commissioning of PN 1.6 rated wafer type butterfly valve for the following sizes, manufactured and tested as per IS: 13095 (1991), suitable for isolation and throttling services, having CI body & disc, SS AISI 304 disc seal, CS clamping ring and SS AISI 410 shaft and flange drilling standard end connection with elastomeric thermal insulation of suitable thickness and accessories as specified in particular specifications.

NON-RETURN VALVE (NRV) WITH INSULATION: Supply, install, testing and commissioning of PN 1.6 rated swing check type multidoor reflux valve (NRV) 65mm NB, designed & tested as per IS: 5312-2 (1986), suitable to handle clear water having turbidity up to 5000 ppm, having CI body, door and diaphram, leaded tin bronze seat rings and flange drilling standard end connection, etc. with elastomeric thermal insulation of suitable thickness and accessories as specified in particular specifications.

Y STRAINER WITH INSULATION: Supply, install, testing & commissioning of Y-type strainer 65mm NB with CI/MS body, bolted cover, flanged ends, basket of brass/bronze/SS wire mesh complete with flanges, nuts-bolts, gaskets and flange drilling standard end connection with elastomeric thermal insulation of suitable thickness and accessories as specified in particular specifications.

MANUAL BALANCING VALVE WITH INSULATION: Supply, install, testing and commissioning of 2-way, globe type, PN 1.6 rated, balanced/high rangeability control valve for the following sizes as per following specification: Nominal Pressure: PN16 Temperature: -10° C to +110° C 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: 17ba

3-WAY TEMPERATURE CONTROL VALVE WITH INSULATION: Supply, install, testing and commissioning of CI 3-way mixing valve 65mm NB, suitable for operation up-to 10 bar, with electronically operated actuator for AHUs complete as per the following specifications: 1. 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. 2. 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 be 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. 3. All complete complete with elastomeric thermal insulation of suitable thickness as specified in particular specification.

BALL VALVE: S&F of CL 150# rated ball valve 25mm NB, designed & manufactured as per IS: 9890 (1981) and tested as per BS 6755 Part- I, having floating type three piece design, CS body, SS- 304 ball, PTFE seal/packing/gasket, CS fastners and lever and screwed/socket weld end connection, etc. with accessories as specified in particular specifications.

AUTO-AIR-VENT: Supply, install, testing and commissioning of automatic air-vent valve having 19mm 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, all complete as specified in particular specifications..

TEMPERATURE GAUGE: Supply, install, testing and commissioning of glycerin filled bimetallic thermometer in compliance to EN 13190, temperature gauge of 100mm dial size for standard temperature range 0° C to 50° 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 specified in particular specifications.

PRESSURE GAUGE: Supply, install, testing and commissioning of glycerin filled pressure gauge of 100mm dial size in compliance to EN837-1, having standard pressure range 15 to 0 psi and 0 psi to 200 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 specified in particular specifications.

AIR DISTRIBUTION GALVANIZED STEEL SHEET DUCTING: Supply, install, testing and commissioning of pre-fabricated galvanized steel sheet (GSS) square/ rectangular ducting for supply/return air, fabricated from galvanized steel sheet, having zinc coating of 120 gm/Sq.m. total on both sides complete with gaskets, elbows, splitters, vanes, supports etc. as per IS 655-1963 with required scaffolding work to install the ducts at site for the following gauges:

FIRE DAMPER: Supply, install, testing and commissioning of fusible link type fire damper complete 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.). Fire damper shall be tested as per ULL- 555 and certified by CBRI.

ACOUSTIC INSULATION: Supply and fixing acoustic Insulation with the density of 28 Kg/m3 with 25mm thick fibre glass rigid boards and finished with RP tissue paper and 28mm gauge aluminium perforated sheet up to 5m from outlet of the air plenum including 5 micron filters in air plenum for all AHUs all as specified and directed.

THERMAL INSULATION: Supply and fixing of thermal insulation with resin bonded fibre glass (Wool density 24 Kg/Cu.m.) covered with GI chicken wire mesh and cladded with aluminium foil fixed with adhesive tape.

50mm thick thermal insulation for exposed ducting.

25mm thick thermal insulation for SA ducts.

UNDER DECK INSULATION: S&F under deck insulation in AHU Rooms & Sun exposed salbs with Fire Retardant XPE closed cell of thickness 18mm with metalized polyester film and self adhesive backing with protection peel off paper.

SA/RA DIFFUSERS/GRILLES/DAMPERS: Supply, install, testing & commissioning of removable supply/return air diffusers/grills of extruded aluminum sections duly powder coated with GSS volume control damper.

SA grills with coller damper.

RA grills without coller damper.

400mm dia. Jet Nozzle with Damper

18 G galvanized sheet steel volume control duct damper

Fresh air damper with GI bowl/fittings and mosquito proof netting provided for each AHU room.

Panel for Magazine 600 LT: Incoming: MCCB 4 Pole 200 Amps 25 KA Outgoings: 100 Amps, 4 P MCCB-4 Nos., (3 W + 1 spare)-(For Chiller) 32 Amps, 4 P MCCB-3 Nos., (2 W + 1 Spare)-(For Cooling Tower) 32 Amps, 4 P MCCB-7 Nos., (6 W + 1 Spare)-(For Chilled Water & Condenser Water Pumps)

Panel for Ammunition Workshop: Incoming: MCCB 4 Pole 200 Amps 25 KA Outgoings: 100 Amps, 4 P MCCB-4 Nos., (3 W + 1 spare)-(For Chiller) 32 Amps, 4 P MCCB-4 Nos., (3 W + 1 Spare)-(For Chilled Water Pumps)

SUB PANEL FOR AHUS: S&F 18 gauge MS CRCA duly powder coated AHU sub panel board in compartamentalised construction with incomer and outgoing feeders for AHU motor, 3-way valve actuator motor,Pan Humidifier, Strip Heater, etc. complete with required variable frequency drive, relays, timers, contactors, PT, push buttons, switches, internal wiring, etc.AHU electrical panels of following capacities.

7.5 KW-1 No. (For Magazine 600 LT AHU)

5.5 KW-1 No. (For Ammunition Workshop AHU)

POWER CABLES: Supply, laying and termination of following sizes of XLPE insulated and PVC sheathed/XLPE aluminium conductor UG armoured cable of 1.1 KV grade confirming to IS-7098 (Part-I) with up to date amendments duly ISI marked complete with necessary lugs, glands and accessiries as required.

Aluminum conductor, 35 Sq.mm., 3½ core.

Aluminum conductor, 16 Sq.mm., 4 core.

Aluminum conductor, 10 Sq.mm., 4 core.

CABLE TRAYS: Supply and install following size of perforated GI cable trays with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with suspenders including bolts & nuts, etc. as required.

100mm width x 50mm depth x 1.6mm thickness

150mm width x 50mm depth x 1.6mm thickness

300mm width x 50mm depth x 1.6mm thickness

EARTHING:

M&L for earthing with copper earth plate 600mm X 600mm X 3mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/coke and salt as required.

S&F 25mm x 5mm copper strip in 40mm dia. GI pipe light grade from earth electrode including connection with brass nut, bolt, spring, washer excavation and re-filling etc. as required.

S&F 50mm x 5mm copper strip on surface or in recess for connections etc. as required.

S&F 25mm x 5mm GI strip on surface or in recess for connections etc. as required.

S&F 6 SWG dia GI wire on surface or in recess for loop earthing as required.

Supply, install, testing and commissioning of commercial Air Curtain Unit for preservation of dust and conditioned air lossess, three phase 440 volt 50 Hz made out of MS/CRCA sheet of minimum of size 28" x 90", thickness 18 gauge finished with two coats of red oxide primer and final coat of synthetic enamal paint (Oven packed) with MS CRC 18 gauge square perforated suction grills, alluminium alloy fans and single phase electric motor nozzles etc. complete with fittings and accessories so as to produce 1-1.5m/s air velocity at floor level for door opening as specified.

M&L for MS structure for supporting of ducting & MS piping including two coats of enamel painting over one coat of primer.

S&F air purge valve of size 15mm made of brass including necessary nipple and ball valve complete all as specified and as directred.

S&F GI pipe medium grade 25mm dia. with all fittings laid in trenches complete all as specified and as directred including excavation, returning, filling in and removal of surplus soil to a distance n. exc. 50m in any type of soil, complete as directed by the Engineer-in-Charge. Note: The minimum depth of excavation and width of excavation shall be as specified in SSR. There shall be no price adjustment for the variation in quantity of excavation on plus side.

S&F gun metal gate valves with iron wheel head, screwed both ends for iron pipe 25mm dia. and fixed complete all as specified and as directred.

M&L for cutting existing GI tubing for alterations necessary done in position with out taking down and inserting GI TEE of size 80x80x25mm for tapping complete all as specified and as directred.

SCHEDULE 'A' PART-II (Phase-II) (Outsourcing of Services for Operation of Central AC Plant for one year after successful completion of work under Phase-I i.e. during the First Year of Defects Liability Period of the work under Phase-I):

Outsourcing for operation of Central AC Plant of capacity not less than 26 TRX03 nos (02 Nos Running & 01 Nos standby) for one year after successful completion of the work under Phase-I i.e. during the First Year of Defects Liability Period of the work under Phase-I complete including operation of cooling tower, AHUs, Electrical control panels, and all pumps & valves and connected equipments complete in Air condition system, round the clock for all days including Sundays and holidays in 3 shifts per day with each shift for 08 hours to ensure smooth and trouble free operation of plants to maintain designed aircondition parameters by providing servies of One Skilled Technician of AC & Refrigeration (ITI) Qualified with 3 years relevant experience all as specified and as directed.

Outsourcing for Operation of Central AC Plant of capcity not less then 22 TR X 03 Nos (02 Nos Running & 01 Nos Standby) for the one year after successful completion of the work under Phase-I i.e. during the First Year of Defects Liability Period of the work under Phase-I complete including operation of Cooling Tower, AHUs, Electrical control panels, and all Pumps & valves and connected equipments complete in Air condition system, round the clock for all days including Sundays and holidays in 3 shifts per day with each shift for 08 hours to ensure smooth and trouble free operation of plants to maintain designed aircondition parameters by providing services of One Skilled Technician of AC & Refrigeration (ITI) Qualified with 03 years relevant experience all as specified and as directed. Note for Serial Item Nos.48 & 49: The quoted rates shall be deemed to include the following: (a) Periodical, Preventive and breakdown maintenance of all the equipment as per OEM recommendations. (b) To take care of housekeeping , cleanliness pf plant room and outside Area up to 20m all around installation shall be kept absolutely neat and clean. (c) To maintain all installations provided under this contract as per IE Rules/ Standard Engineering Practice and maintenance of Installation Log Books and Maintenance Register. (d) Cost of consumable stores such as grease, Lubricants, Cotton waste, refrigerant gas filling for leakages(including cost of gas) and other connected stores etc required for daily operation and routine maintenance. (e) The staff employed shall be having proper uniform as approved by GE. (f) The contractor shall arrange dry/wet bulb thermometer at AHU room and Air conditioned area for recording room temeperatute. (g) Periodical cleaning Cooling Tower and AHU, Filters, tanks shall be the responsibility of contractor. (h) The contrctor is totally responsible for complete AC plant maintenance during the defects liablity period and the quoated rate include M&L required for repairs/replacements of all the plant items/spares/consumables/ expendable during Peridical, Preventive and breakdown maintenance by the contractor as recommended by the OEM.

SCHEDULE 'A' PART-III (Phase-III) (Outsourcing of Services for Operation of Central AC Plant for one year after successful completion of the work under Phase-II i.e. during the Second Year of Defects Liability Period of the work under Phase-I):

Outsourcing for operation of Central AC Plant of capacity not less than 26 TRX03 nos (02 Nos Running & 01 Nos standby) for one year after successful completion of work under Phase-II i.e. during the Second Year of Defects Liability Period of the work under Phase-I complete including operation of Cooling Tower, AHUs, Electrical control panels, and all pumps & valves and connected equipments complete in Air condition system, round the clock for all days including Sundays and holidays in 3 shifts per day with each shift for 08 hours to ensure smooth and trouble free operation of plants to maintain to designed aircondition parameters by providing servies of One Skilled Technician of AC & Refrigeration (ITI) Qualified with 3 years relevant experience all as specified and as directed.

Outsourcing for Operation of Central AC Plant of capcity not less then 22 TR X 03 Nos (02 Nos Running & 01 Nos Standby) for one year after successful completion of the work under Phase-II i.e. during the Second Year of Defects Liability Period of the work under Phase-I complete including operation of Cooling Tower, AHUs, Electrical control panels, and all Pumps & valves and connected equipments complete in Air condition system, round the clock for all days including Sundays and holidays in 3 shifts per day with each shift for 08 hours to ensure smooth and trouble free operation of plants to maintain designed aircondition parameters by providing services of One Skilled Technician of AC & Refrigeration (ITI) Qualified with 03 years relevant experience all as specified and as directed. Note for Serial Item Nos.50 & 51: The quoted rates shall be deemed to include 2.the following:- (a) Periodical , Preventive and breakdown maintenance of all the equipment as per OEM recommendations. (b) To take care of housekeeping , cleanliness pf plant room and outside Area up to 20m all around installation shall be kept absolutely neat and clean. (c) To maintain all installations provided under this contract as per IE Rules/ Standard Engineering Practice and maintenance of Installation Log Books and Maintenance Register. (d) Cost of consumable stores such as grase, Lubricants, Cotton waste, refrigerant gas filling for leakages(including cost of gas) and other connected stores etc required for daily operation and routine maintenance. (e) The staff employed shall be having proper uniform as approved by GE. (f) The contractorshall arrange dry/wet bulb thermometer at AHU room and Air conditioned area for recording room temeperatute. (g) Periodical cleaning Cooling Tower and AHU, Filters, tanks shall be the responsibility of contractor. (h) The contrctor is totally responsible for complete AC plant maintenance during the defects liablity period and the quoted rate include M&L required for repairs/replacements of all the plant items/spares/consumables/ expendable during Peridical, Preventive and breakdown maintenance by the contractor as recommended by the OEM.

SCHEDULE 'A' PART-IV (Phase-IV) (Outsourcing of Services for Operation of Central AC Plant and Comprehensive Maintenance of Central AC Plant for one year after successful completion of the work under Phase-III i.e. for one year after successful completion of Defects Liability Period of the work under Phase-I):

Outsourcing for operation of Central AC Plant of capacity not less than 26 TRX03 nos (02 Nos Running & 01 Nos standby) for one year after successful completion of the work under Phase-III i.e. for one year after successful completion of Defects Liability Period of the work under Phase-I complete including operation of cooling tower, AHUs, Electrical control panels, and all pumps & valves and connected equipments complete in Air condition system, round the clock for all days including Sundays and holidays in 3 shifts per day with each shift for 08 hours to ensure smooth and trouble free operation of plants to maintain to designed aircondition parameters by providing servies of One Skilled Technician of AC & Refrigeration (ITI) Qualified with 3 years relevant experience all as specified and as directed.

Outsourcing for Operation of Central AC Plant of capcity not less then 22 TR X 03 Nos (02 Nos Running & 01 Nos Standby) for one year after successful completion of the work under Phase-III i.e. for one year after successful completion of Defects Liability Period of the work under Phase-I complete including operation of Cooling Tower, AHUs, Electrical control panels, and all Pumps & valves and connected equipments complete in Air condition system, round the clock for all days including Sundays and holidays in 3 shifts per day with each shift for 08 hours to ensure smooth and trouble free operation of plants to maintain designed aircondition parameters by providing services of One Skilled Technician of AC & Refrigeration (ITI) Qualified with 03 years relevant experience all as specified and as directed. Note for Serial Item No.52 & 53: The quoted rates shall be deemed to include the followings:- (a) To take care of housekeeping, cleanliness of plant room and outside Area up to 20 m all around instrallation shall be kept absolutely neat and clean. (b) Maintenance of installation Log Books. (c) The staff employed shall be having proper uniform as approved by GE.

Comprehensive maintencance of complete Central AC Plant of capacity not less than 26 TR X 03 Nos (02 Nos Running & 01 Nos Standby) for one year after successful completion of the work under Phase-III i.e. for one year after successful completion of Defects Liability Period of the work under Phase-I including Maintenance of Cooling Tower, AHUs, Electrical control panels, and all pumps, valves & pipes and connected equipments complete in air condition system as per OEM recommendation to endure smooth and trouble free operation of plants to maintain designed aircondition parameters all as specified and as directed.

Comprehensive maintencance of complete Central AC Plant of capacity not less than 22 TR X 03 Nos (02 Nos Running & 01 Nos Standby) for one year after successful completion of work under Phase-III i.e. for one year after successful completion of Defects Liability Period of the work under Phase-I including Maintenance of Cooling Tower, AHUs, Electrical control panels, and all Pumps, valves & Pipes and connected equipments complete in Air condition system as per OEM recommendation to endure smooth and trouble free operation of plants to maintain designed aircondition parameters all as specified and as directed. Note for Serial Item Nos.54 & 55: The quoted rates shall be deemed to include the folllowing :- (a) Periodical, preventive and breakdown maintenance of all the equipments as per OEM recommendations. (b) To maintain all installations provided under this contract as per IE Rules/Standard Engineering Practice. and miantenace of Maintenance Register. (c) Cost of consumable stores such as grease, lubricants, cotton waste, refigerant gas filling for leakages (including cost of gas) and other connected stores etc required fir daily operation and routine maintenance. (d) Periodical cleaning of Cooling Tower and AHU, Filters, tanks shall be the responsibility of contractor. (e) The contractor is totally responsible for complete AC plant maintenace during the comprehensive maintenace period and the quoted rate include M&L required for repairs/replacement of all the plant items/spares/consumables/expandable during Periodical,Preventive and breakdown maintenace by the contractor as recommended by the OEM.

Leo Air and Power Solution pvt Ltd.

TRAC FUJICO AIR SYSTEMS LLP

ETA Engineering Private Limited

AP BUILDERS

kb technologies

SVC PROJECTS PVT. LTD