Supply Installation Testing and Commissioning of Air Conditioning and Mechanical Ventilation Works at Vallam Vadagal Sriperumbudur.

Amount

CHILLERS

AIR COOLED SCREW CHILLERS (EUROVENT / AHRI CERTIFIED)

To Design, supply, customs clearance, freight upto site, insurance, delivery, hoisting, installing, testing and commissioning of the following items as shown on the equipment data and drawing for complete and satisfactory operation and control and to local authorities approval. The units shall be anti-corrosive suitable for coastal area application.

BMS interfacing type microprocessor controlled Roof top air-cooled liquid chiller package suitable for refrigerant R-134a having multiple screw type compressors (semi hermetic type) complete with suction and discharge shut off valves, automatic safety control HP/LP cutouts, oil pressure failure switch, gauge panel, crankcase heater, automatic capacity control, condenser coils, fans relief valve, flooded chiller with shell and tube evaporater, multiple circuits, controls such as thermostatic expansion valve, cooling thermostat, antifreeze thermostat, water pressure/flow switch for double circuit system as per drawing, differential pressure switch, integral refrigerant pipes & fittings, stainer, sight glass, isolating valves, suction piping and chiller, 20mm dia chiller drain valve, sight glass, insulation, first charge of gas and oil, base frames, rubber isolation bellows, vibration isolation springs, integral wiring. Unit mounted microprocessor-based panel (BACnet Confirmatory and IBM compatible, complete with chiller sequencing management with built-in self diagnostic capability, quickly pin point the location of any system problem. Unit mounted isolator/fuse switch etc capable to handle the cooling requirements as detailed below.

Important Note: The minimum Co-efficient of performance (COP) of chillers shall meet to 3.1 or above at AHRI conditions.

For copper coil with Aluminium fins 2 years DLP from the date of commissioning and handing over and for E coated AL-Al condenser coils 2 years DLP from the date commissioning and hand over Plus minimum ten(10) years Warraty for condenser coil with consumables and oil if any rework, cost includes sea freight and local transport, import duty, local tax local clerance at port, local transport, loading and unloading, erection of chillers using suitable telescopic crane to shift site to respective location, insurance from chiller factory to site.Cost also shall inclusive of site performance test with OEM Engineer.

Chillers capacity of each chilling unit will be as follows:

Capacity : 250 TR (minimumm) at 45° C Ambient for Data Center in-row cooling (2W+2S+6F) (We have not considered the future quantities in the tender BOQ) The Rate shall be inclusive of rapid restart of chillers.

Water in : (+) 20 Deg. C

Water Out: (+) 15 Deg. C

Fouling factor : 0.0001 FPS units

Capacity : 350 TR (minimumm) at 42° C Ambient (3W+1S) for Comfort cooling

Water in : (+) 12 Deg. C

Water Out: (+) 7 Deg. C

Fouling factor : 0.0001 FPS units

Necessary sockets and nipples with shut off valves for mounting sensors/transmitters on pipe line to interface the BMS system.

CHILLER PLANT MANAGER

CPM shall control the following items and shall have provision for sharing all the parameters relevant to chillers and pumps with BMS through software integration (BACNET PROTOCOL).Memory map for all the above shall be furnished longwith technical submittals.Necessary sensors for operating the CPM shall be part of chiller . CPM supplier.An additional noe no. temperature sensor(apart from the requirement of CPM operation) needs to be included for mounting in the Primary-secondary bypass line. The control signal cables and LAN cables along with rigid GI conduit intagrating all equipment to CM shall also be included in the scope of CPM.

Data Center Cooling - Air cooled chiller Bank 1 - 10 Nos.(2W+2S+6F) for CHW temperature of inlet 20 Deg C and outlet of 15 Deg C.

Comfort Cooling - Air cooled chiller Bank 2 - 4 Nos.(3W+1 S) for CHW temperature of inlet 12 Deg C and outlet of 7 Deg C.

Data Center Cooling - Primary chilled water pumps for chiller Bank 1 - 10 Nos - (2W+2S+6F)

Data Center Cooling - Secondary Chilled water pumps with VFD for chiller Bank 1 - 6 Nos (1W+1S+4F)

Comfort Cooling - Primary chilled water pumps for chiller Bank 2 - 4 Nos (3W+1S)

Comfort Cooling - Secondary Chilled water pumps with VFD for chiller Bank 2 - 3 Nos (2W+1S)

Motorised Butterfly valve for Chiller Bank 1 - 35 Nos

Motorised Butterfly valve for Chiller Bank 2 - 5 Nos

Immersion temp sensor with well - 2 Nos (Each chiller bank - 1 No)

Combined temeprature and RH sensor - 2 Nos (Each chiller bank - 1 No)

DP Sensors across chillers for Chiller bank 1 - 10 nos

DP Sensors across chillers for Chiller bank 2 - 4 nos

Chiller plant manager shall able to control and monitor above and shall have open protocol to communicate to BMS.

The rate quoted in the above shall be inclusive of Cantilevered cat walk grating from the curb of pedestal to provide easy and trouble free access, weather protective cowl for electrical panel and all special tools and tackles for operation, assembling, commissioning and maintaining the chiller unit. It shall be supplied/ provided by the ACMV Contractor.

CHILLED WATER PUMPS

To design, supply, installation, and commissioning of the following items as shown on the equipment data and drawings for complete and satisfactory operation and control to local authorities approval.

The pump motor shall be suitable for 415V+/- 10% Volts, 50 +/- 5% Hz, +/- 10% combined voltage and frequency variation, 3 phase AC power supply. The squirrel cage induction type, TEFC enclosure, class 'F' insulation and shall be connected the pump through a high tensile Aluminium slit type spacercoupling to permit servicing of the mechanical seal without disturbing pump, motor or electrical wiring. Coupling shall be protected by a motor. All motor efficiency shall comply to IE3.

Primary Chilled water pumps (Constant flow)

Type : Back pullout pumps (constant flow) for Comfort cooling (Office and Common area)

Flow : 935 USGPM

Temp range : (-) 5 Deg C upto 35 Deg C

Total Head : 15mtr

Indicative Motor rating : 15.0KW/1450 Rpm

Mechanical Seal - Internal Self - flushing type

Type : Back pullout pumps (constant flow) for Data center Rack cooling

Flow : 665 USGPM

Temp range : (-) 5 Deg C upto 35 Deg C

Total Head : 15.0mtr

Indicative Motor rating : 11.0 KW/1450 Rpm

Mechanical Seal - Internal Self - flushing type

Secondary Chilled water pumps (Variable flow)

Type : Back pullout pumps (variable flow) - for Comfort cooling (Office and Common area)

Flow : 1405 USGPM

Temp range : (-) 5 Deg C upto 45 Deg C

Total Head : 35mtr

Motor rating : 45.0KW/1450 RPM

Mechanical Seal - Internal Self - flushing type

Secondary CHW pump 3 nos of VFD - 2 Working + 1 standby

Type : Back pullout pumps (variable flow) for critical area (Data center and MMR room rack cooling)

Flow : 1330 USGPM

Temp range : (-) 5 Deg C upto 45 Deg C

Total Head : 35mtr

Motor rating : 45.0KW/1450 RPM

Secondary CHW pump 2 VFD - 1 Working + 1 Standby

Supply, Installation, testing and commissioning of Variable speed drives (Frequency controller and auto bypass) VFD panels for the following Pumpsets complete with necessary pressure sensors / transmitters / temperature sensor. Microprocessor based pump logic controller, suitably integrated with adjustable frequency drive in a single enclosure and capable to control necessary AFD for multiple Pumpsets. Parallel pump software duly downloaded and integrated with pump system. VFD panels shall be supplied with mounting frames and power wires / control wiring between pump motor, AFD and pump logic controller, The integrated power cabling and control wiring between adjustable frequency driver and logic controller panel and for sensor shall be included in the cost. The Voltage harmonics within 5% and current harmonics within 15% as per IEEE 519 standard.

Secondary CHW pump 3 VFD - 2 Working + 1 Standby

Secondary CHW pump - Critical areas - 2 VFD - 1 Working + 1 Standby

Supply, Installation, testing and commissioning of power and control wiring between pump motor, AFD and pump logic controller

AIR HANDLING UNITS, CEILING SUSPENDED UNITS AND HEAT RECOVERY WHEELS

To design, supply, installation, testing and commissioning of the following items for complete and satisfactory operation

AIR HANDLING UNITS - FLOOR MOUNTED PLUG TYPE CENTRIFUGAL FAN WITH VFD

Supply, installation, testing and commissioning of Double Skin Air Handling Unit - of Horizontal, pre-filter & Bag filter, 6 rows Chilled water coil (copper tube and aluminium fins construction), Fan section with Plug type centrifugal fan, Fire damper, Top / side discharge as per tender drawings, Low leak volume control damper,Mixing box, Flexible connections complete as per specifications as required.

Frame of hollow anodised extruded aluminium hollow section material and bolted together with cast aluminium, fittings provided at joints and the entire unit is supported on painted steel channel frame. All the section shall be thermal break Casing panels shall be of insulated sandwich made of 1.0mm thick powder coated or plasticised sheet steel on outside and 0.6mm thick galvanised sheet steel inside with 50 mm thick mineral wool / Puf insulation (density - 38 to 42 Kg/Cum) media in between. One section of panel to another and panel to frame work are bolted together with leak proof soft neoprene rubber gasket to prevent any air leakage. Air tight access doors with adjustable tension locking device for inspection wherever required. Common channel base to mount fan and motor assembly with vibration isolator for smooth vibration free operation. The cooling coil header material shall be copper.

The price quoted against the double skin air handler shall include for the following and its final painting to code.

Low leaking volume control damper (Class 1) in 1.4 mm galvanised / aluminium aerofoil blade, 16mm dia plated steel stubs locked to the blades with mechanical fasteners, heavy duty moulded nylon bearings, neoprene rubber seals at tips, aluminium compression seals at jambs, brass rollers, double linkage on panels over 1000mm in width etc.

Flexible connections at fan outlet constructed of the fire-resistant flexible double canvass sleeve as per the specification.

The price quoted shall also include the following.

a) All internal wiring, Marine light, Positive Interlocking system, power cabling copper earthing of air handling unit motors, from the local control panel and control wiring

b) Bimetallic lugs shall be used at copper to aluminium joints.

c)All the motors efficiency shall comply with IE3.

d) Accessories and associated wiring between fire damper panel to fire damper and AHU motor to close fire dampers and shut-off AHU motor in the case of fire.

e) The termination should be accomplished by provided a double canvass connection for a length of minimum 150 mm. A 150 mm plastic “ZIP” shall be provided in the canvass for providing access to measure the discharge temperature of the equipment.

Cooling Coil Inlet Temp : 7ºC / 44.6ºF

Cooling Coil Outlet Temp : 12ºC / 53.6ºF

Maximum fan outlet velocity : 610 m/min

Maximum velocity of air across cooling coils and filter : 2.54m/s (Approx.)

Motor speed : 1450rpm

AHU Capacities

Cooling Capacity : 17.0TR (Ground floor Reception and Lobby)

Type : Horizontal Floor mounted AHU with Plug type centrifugal fan (Top discharge)

Dehumidified air quantity : 10500 CFM

Fresh Air Qty. : 450 CFM

External Static Pr. : 30 mm Wg

Coil ADP : 55 deg F

No of Rows : 6 Rows

Filters : MERV 8 ((During commissioning & building flushing) & MERV 13

GPM : 45.22 USGPM

Indicative Motor rating : 7.5 KW (1Nos), IP-21

Cooling Capacity : 32.0TR

Type : Horizontal Floor mounted AHU with Plug type centrifugal fan (Top discharge)

Dehumidified air quantity : 18000 CFM

Fresh Air Qty. : 1950 CFM

External Static Pr. : 30 mm Wg

Coil ADP : 55 deg F

No of Rows : 6 Rows

Filters : MERV 8 ((During commissioning & building flushing) & MERV 13

GPM : 85.12 USGPM

Indicative Motor rating : 11.0 KW (1Nos), IP-21

Supply & Installation of Stater Panel with VFD housed on the external surface of the AHU as detailed in the technical specification. Cost of Panel with Starter with VFD should be considered by AHU Manafacturer and it should be noted that Starter panel should be housed on the external surface of AHU. The Communication card to transfer the entire data available on VFD to the BMS System. The rate shall be inclusive of Power and control cabling between the VFD panel to motor, potential free contact with necessary cables. The THD shall below 8%.

CEILING SUSPENDED UNITS

Chilled water type horizontal Ceiling suspended Units (CSU), Blow through type with 3R/4R cooling coil, Cleanable fabric filter, main condensate extended insulated SS drain pan, motor suitable for 220+/-6V, 50Hz, forward curved double width centrifugal fan, completed with factory fitted PICBV valve, ball valve with strainer, ball valve without strainer, balancing valve, drain pipe provision and necessary supports. All AHU coil fins shall be protected by hard wood sheet till the time of commissioning.

3.0 TR-1200CFM

4.0 TR-1600CFM

HEAT RECOVERY UNIT WITH VFD

Supply,installation, testing and commissioning of Centralised Treated Fresh air unit consists of exhaust air block and fresh air block. Each block is made up of double skin construction designed on modular concept basis and has provision for forward curve fan , motor, damper and filter. Panels shall be 50 mm thick, inner and outer skin thickness shall be same as AHUs and filled with 50mm slabs of mineral wool /PUF insulation (density - 38 to 40 Kg/Cum) media in between (Each block module shall be fitted with other block, housing heat recovery devices, washable metallic viscous filters (50mm thick) and inlet and outlet dampers (extruded aluminium low leakage construction) with bird screen for supply and return air. Air flow parameters: Heat Recovery wheel to recover energy complete with hygroscopic aluminium media rotor seal GI structural frame work to house rotor, drive system, rotor drive motor, belt, pre and Bag filter complete with starter panel. The price quoted for Treated fresh air unit (Heat recovery unit) shall include the following a) All internal wiring, power cabling copper earthing of treated fresh air unit motors, from the panel and control wiring b) Bimetallic lugs shall be used at copper to aluminium joints and as per specification

FILTER SECTION FOR HEAT RECOVERY UNIT

Filters : MERV 8 ((During commissioning & building flushing) & MERV 13

Supply air fan - 10800 CFM (Located at Terrace Floor - Left wing AHU)

Exhuast air fan - 10800 CFM

External static pressure - SA fan - 30 mmWg; RA fan - 30 mmWg.

Indicative motor rating - Supply air fan - 7.5KW & Exhaust air fan - 7.5KW & 1.1KW for Wheel

Supply air fan - 9250 CFM (Located at Terrace Floor - Right wing AHU)

Exhuast air fan - 9250 CFM

External static pressure - SA fan - 30 mmWg; RA fan - 30 mmWg.

Indicative motor rating - Supply air fan - 5.5KW & Exhaust air fan - 5.5KW & 1.1KW for Wheel

Supply air fan - 1200 CFM (Located at Terrace Floor - Middle wing FCU)

Exhuast air fan - 1200 CFM

External static pressure - SA fan - 25 mmWg; RA fan - 25 mmWg.

Indicative motor rating - Supply air fan - 1.5KW & Exhaust air fan - 1.5KW & 0.55KW for Wheel

Supply & Installation of Stater Panel with VFD housed on the external surface of the HRW unit as detailed in the technical specification. Cost of Panel with Starter with VFD should be considered by HRW Manafacturer and it should be noted that Starter panel should be housed on the external surface of HRW. The Communication card to transfer the entire data available on VFD to the BMS System. The rate shall be inclusive of Power and control cabling between the VFD panel to motor and potential free contact with necessary cables. The THD shall below 8%.

CHILLED WATER PIPES & VALVES (PRE INSULATED)

Supply of Pre-insulated heavy Class MS Pipes - Chilled water pipe insulation with 40mm thick upto 100 mm dia & 50 mm thick from 125 mm dia to 300 mm dia and 75 mm thick from 350mm dia with 40+/-2Kg/Cu.Mtr density PUF insulation covered with 24G G.I spiral Cladding." The joint shall be insulated with injuction method by recommended machine

Supply, erection, testing and commissioning of pre insulated chilled water pipes with 0.5 mm thick G.I. Spiral casing with 30 mm thick / 50 mm thick /75 mm thick Rigid Polyurethane foam as insulation having density of 38 Kg./M3. Pipes will be of MS heavy class' upto 150mm dia as per IS 1239, 6.35 mm thick for 200mm and 250mm dia pipes and 8mm thick for 300mm dia and above as per IS 3589 for Comfort Cooling pipes and 12mm thick for 300mm dia and above for Data center cooling pipes. Necessary RCC pedestals of size 600x300x150mm high shall be provided at every 2200mm interval to run the chilled fluid piping above the floor level by ACMV contractor. Insulation shall be as per the technical specification.

All other pipe supports will have to be on regular pipe hangers with spring and acceptable isolation in each support. The quoted piping rate shall include for incorporating service flanges on all valves, strainers, service screen / basket strainer on the water line entry to all equipments like chilled water coils and chillers service flanges, descalling Teees, airvent valves, drain valves etc. required to ake the circuits fully operational, The temporary service strainers shall be removed and discarded after the first few hous of trial runs.

The unit rate piping shall also include the chemical cleaning and passivation as detailed in the specification. The insulation valves shall be considered as one meter of the size MS angle/Chennal also to be insulated.

Chilled Water piping with black steel pipes, bends, Tees and fittings, factory made supports as follows

500 NB - 6.3mm thick (75mm thick insulation)

450 NB - 6.3mm thick (75mm thick insulation)

400 NB - 6.3mm thick (75mm thick insulation)

350 NB - 6.3mm thick (75mm thick insulation)

300 NB - 6.3mm thick (50mm thick insulation)

250 NB - 6.3mm thick (50mm thick insulation)

200 NB - 6.3mm thick (50mm thick insulation)

150 NB - MS Heavy Class (50mm thick insulation)

125 NB - MS Heavy Class (50mm thick insulation)

100 NB - MS Heavy Class (40mm thick insulation)

80 NB - MS Heavy Class (40mm thick insulation)

65 NB - MS Heavy Class (40mm thick insulation)

50 NB - MS Heavy Class (40mm thick insulation)

40 NB - MS Heavy Class (40mm thick insulation)

32 NB - MS Heavy Class (40mm thick insulation)

25 NB - MS Heavy Class (40mm thick insulation)

CHILLED WATER PIPES (SITE INSULATED)

Chilled water Mild steel pipes with all necessary fittings like bends, elbows, tees, reducers, hanger, supports,etc and shall be Class C as per IS 1239 upto 150mm dia and as per IS 3589 for 200mm dia & above. The insulation material shall be PUF with minimum density 38 kg/cu.m and covered with 24 G GI Spiral cladding.

500 NB - 8 mm thick (75mm thick insulation)

300 NB - 8mm thick (50mm thick insulation)

Providing and fixing in position the following UPVC pipes cut to required lengths with the necessary elbows, tees, U traps and reducers . The rate shall be inclusive of Drain pipe with PUF insualtion and 24G GI spiral cladding as specified.

Providing and fixing in position the following Butterfly valves (PN10) complete with end flanges/matching flanges, additional supports, fixing accessories etc. as per specification. Rate shall be inclusive of Pre insulation with 24G GI cladding as specified.

500NB - Gear driven

300 NB - Gear driven

250 NB - Gear driven

200 NB - Gear driven

150 NB - Lever operated

100 NB - Lever operated

80 NB - Lever operated

65 NB - Lever operated

50 NB - Lever operated

Providing and fixing in position the following Ball valves complete with threaded joints, additional supports, fixing accessories etc. as per specification. Rate shall be inclusive of Pre insulation with 24G GI cladding as specified.

40 NB - Lever operated

32 NB - Lever operated

25 NB - Lever operated

Providing and fixing in position the following Ball valves with Strainers complete with threaded joints, additional supports, fixing accessories etc. as per specification. Rate shall be inclusive of Pre insulation with 24G GI cladding as specified.

32 NB - Lever operated

Supply, installation, testing and commissioning of electronic, Self-balancing, pressure independent type dynamic balancing valve with integrated 2-way modulating control valves in a single body. The actuator shall be capable of accepting 2-10VCD, 4-20mA electric signal and shall provide similar transduced feedback output signal to control system. The minimum close of pressure of actuator must be 1.5 times shut off head of pump as per specification of following sizes. Rate shall be inclusive of Pre insulation with 24G GI cladding as specified and 6A scoket, switch and cabling for valve actuator.

Supply, installation, testing and commissioning of 2-way Motorised valves (ON/OFF) with Fast moving actuator working on 230 V of. If required necessary transformer to be included in the scope. Rate shall be inclusive of Pre insulation with 24G GI cladding as specified and 6A scoket, switch and cabling for valve actuator.

Supply, installation, testing and commissioning of 2-way Motorised modulating valve with actuator working on 230 V of. If required necessary transformer to be included in the scope.Rate shall be inclusive of Pre insulation with 24G GI cladding as specified

Supply and erection of Balancing valves, CI body, non-rising spindle of stainless steel SS410 stem, stainless steel disc of AISI SS410 with EPDM sealing on seat, double seal by EPDM back flow and graphic asbestos packing on spindle C1220 cast iron/aluminium/MS fabricated hand wheel with pressure test cocks for measurements and regulation of flow through pressure drop across the valves as specified, flanges boards, drain valves etc. suitable for computerized balancing instrumentation probes.Rate shall be inclusive of Pre insulation with 24G GI cladding as specified

Supply and erection of MS fabricated ‘Y’ type strainer with removable brass /stainless steel (SS-316) screen (24G) with 3mm perforation and permanent magnet, drain piping (SS-410) complete with matching flanges and Pre insulated PUF with 24G GI cladding as specified

Supply,Installation and commissioning of suction guide in-line stainless steel strainer has a free area of 250% of pipe sectional area. The suction guide same dia of pump suction but also connect to inlet piping one dia larger than the pump suction., including flow stabilising vanes on the outlet allow the suction guide to bolt diectly to the pump. The suction guide can be prepareably bought from the same pump manufacturers complete with turns the piping 90º replcing the elbow, in line strainer matching flanges. Rate shall be inclusive of Pre insulation with 24G GI cladding as specified

Supply and erection of Dual plate type Check valves with cast iron body Gr 220 ASTM A217 Gr-CA15, plate SS316 springs, SS410 hinges/Stop pin and AISI SS316 bearings, matching flanges / Buna or rubber seal to ANSI 125 seal, thermal insulation etc. Rate shall be inclusive of Pre insulation with 24G GI cladding as specified.

Supply, installation and commissioning of air seperator with thermal insulation as per specification, necessary steel suppots inlet for soft water, outlet and drain outlet.

Dia - 500mm

Dia - 300mm

Supply and erection of Closed Water Expansion Tank of steel construction with interchangeable EPDM Butyl rubber membrane bladder complete with 50mm thick expanded polystyrene insulation, set in a frame work of metal and finished with 20G aluminium sheet duly powder coated to match external elevation. Tank to be minimum 1000 Ltrs capacity and tank shall be mounted on FRP coated steel stands.

The tank shall have 50mm system connection and 40mm drain and over flow and 40mm quick fill and makeup connection, provision for pressure gauge and switches etc. Tank shall be insulated as per specifications and provided with pressure switches. The expansion tank shall be supplied and installed with all accessories required for proper functioning of the system.

Tank shall be complete with Pumps required in the configuration of N + 1 (1 working + 1 Stand By). The cost shall include necessary valve package & control logic panel

Supply, erection and commissioning of dial type Water Pressure gauges with stainless steel syphon tube with cock (0-10bar) and complete with fittings and tubing extension wherever required

150mm dia (Chiller and Pump side)

100mm dia (AHU side)

Supply, erection and commissioning of Bimetallic dial type with thermowell Thermometers (-20 to 40 deg C) and copper separable well complete with guard etc. Mounted on water lines, thermowells, drain valves, vent cocks etc., in the inlet and outlet of cooling coil connections.

150mm dia (Chiller side)

100mm dia (AHU side)

Supply,erection and commissioning of Automatic Air Vents with ball valve shall be installed at all high sections of piping. The discharge from this air vents shall be piped via tubes of appropriate size to the nearest waste drain pipe.

Supply, installation and commissioning of Gate valve for AHU drain of the follwing sizes

Supply, installation, testing & commissioning of Flexible connections of suitable pressure rating to be installed at CHILLERS & Pumpsets inlets & outlets of all chilled water coil along with necessary flanges- also of similar material to minimize transmission of vibration to connected piping and at pipes crossing building expansion joints as per Specifications.

Supply, installtion, testing and commissioning of BTUH METER: Microprocessor based BTUH monitoring system shall be provided to measure the BTUH

BTUH flow sensing giving outputs corresponding to the flow (4-20A/pulse)and the direction of flow (potential free contact).The sensor shall be suitable for the line size as indicated below on which it is to be mounted and complete with installation hardware including tool for installing / removing without requiring shutdown or draining of pipeline.The BTU meter shall operate on Battery, in case of power supply disruption to the BTU Meter and it has one year data storage capacity.

Matched pair of temparature sensors and thermowell

microprocessor based meter to compute the btu value;provided with integral LCD display and keypad .IP65/ Nema 4 or better protection classs ,hardware and software for establishing communication link to the BMS shall include the flow temperatures ,direction of flow and diagnostic information.

Btu Transmitters as per the specification for energy auditing shall consist of following items of following sizes:BTU meter

Inline flow meter

Matching pair sensors / Matching flanges

heat integrator

Minimum 4 Data / Meter to Master Contoroller - T1 / T2 / Flow / KWH - with 2 mtr 2C shielded communication cable

935 GPM for Chiller

665 GPM for Chiller

1330 GPM for Data center Branch pipes

1995 GPM for Data center Branch pipes

2805 GPM for Comfort cooling common Header

5320 GPM for Data center cooling common Header

Supply, erection and commissioning of Chilled water buffer tank of Carbon steel construction with Grit blasted to SA 2.5 and then coated with two coats of red oxide primer complete with 50mm thick Nitrile rubber insulation, set in a frame work of metal and finished with 20G aluminium sheet duly powder coated to match external elevation. The buffer tank insulation can be done at site to avoid the damage of insulation and cladding while moving and positioning of the Vessel.

The tank shall have 300mm inlet and outlet connection, 25mm safety calve and 40mm drain and provision for pressure gauge and switches etc.Tank shall be insulated as per specifications and provided with pressure switches. The Chilled water buffer tank shall be supplied and installed with all accessories required for proper functioning of the system. The tank shall be fitted with a intenal baffle with spray nozzle at the inlet. The shell and dish thickness shall be 12mm.

The tank configuration shall be Vertical / Horizontal and the Working pressure shall be 10 bar. The rate shall be inclusive of necessary supports and all other accessories.

Designing, supplying installing commissioning & testing of Pressure reducing valve for inlet / oulet with flow controlling, pressure controlling & monitoring on web and to the pipeline feeding to ESR/ MBR / GSR with cable, PLC etc. complete. Pressure reducing valve CLASS 150, FLANGE INLET PRESSURE, 300 PSI, ADJ. 30-300 PSI, GLOBE TYPE, 300mm DIA.

DX HI WALL SPLIT UNITS FOR UPS AND BATTERY ROOM

Supply and Installation of Inverter type Hi-Wall Split air conditioning units of specified capacities with R410A/R407C/Equivalent refrigerant gas filling.The indoor units shall be wall fixing type. The Indoor unit shall comprise of Blower, Cooling coil, Filter and Expansion device. The Outdoor unit shall comprise of scroll / rotary Compressor, Air cooled condenser & Condenser fans. The outdoor unit shall be installed at terrace / Ground Floor level as per site conditions.Scope shall include all supports for the indoor and outdoor units. Rate shall be inclusive of suitable voltage stabilizer,drainkit pump, cabling 20 Amps contactor with NO+NC (for remote operation through BMS), control and power cable.Energy efficient ratio (EER) shall comply with IGBC guidelines.

Cooling Capacity: 2.01 TR Air flow: 614 cfm (UPS room & Battery room)

Providing and fixing microprocessor based control panel cum sequence operation controller for ductable split unit in UPS room, including wiring with PVC panel etc. The controller shall perform mainly the following function.

To run only required a set of units.

To give alarm when running units fail or show an error.

To set a timer for operation of each unit.

To start standby when temperature rises above set point.

To start a standby unit incase of breakdown fault or on temperature rise of space.

Supply,erection and testing of Refrigerant Copper pipes of the following diameters to integrate outdoor / indoor units. The liquid line and suction line shall be insulated with closed cell nitrile rubber insulation as specified below.

6.4mm dia liquid pipe with 13mm thick insulation

9.5mm dia liquid pipe with 13mm thick insulation

12.7mm dia with 13mm thick insulation

15.9mm dia liquid pipe with 19mm thick insulation

Supply and laying of 4C x 2.5 Sqmm PVC Copper Cable - Control cabling between indoor and outdoor units. The rate shall be including suitable size GI conduit with conduit accessories and necessary fixing arrangement.

Supply and laying of 6C x 2.5 Sqmm PVC Copper Cable - Control cabling between indoor and outdoor units. The rate shall be including suitable size GI conduit with conduit accessories and necessary fixing arrangement.

Supply and fixing in position of Heavy duty UPVC pipe cut to required length with insulation as per specification, installed with all joints, reducer, necessary elbows and tees.

AIR DISTRIBUTI0N SYSTEM

Supply and erection of factory fabricated GI duct as per specification with TDF / TDC flanges. Rate shall be inclusive of tie rod supports GI angles frames for hangers, fasteners and all accessories complete as per specifications.

Above 2200 (1.2mm) 1500 - 2200 (1.0mm) 750 - 1500 (0.8mm) 0-750 (0.6mm)

18G thick GSS ducting – factory fabricated

20G thick GSS ducting – factory fabricated

22G thick GSS ducting – factory fabricated

24G thick GSS ducting – factory fabricated

Supply and erection of factory fabricated MS duct as per specification with MS flanges 40 x 40 x 3mm - Flanged and Fully welded (Both linear and cross sectional Joint shall be welded). The outside / Riser of the duct shall be coated with Venus Fire coat (fire retardant metal coating) conform to BS 476 120 Minutes fire resistence, Fire coat shall be applied to inner and outer sides of the ducts, the procedures shall be followed as per the manufacturer's recommendations. The quoted price shall be inclusive of necessary hot dip galvanized brackets, tie rod Supports, hangers, flanges, stiffener, anchors, fire resistence neoprene rubber gaskets, fire resitence sealants and all accessories complete as per specifications.

1.6mm thick MS ducting (16G) – factory fabricated

Supply,fabricating and erecting structure steel of make TATA/SAIL shall be confirm to IS:2062 along with test certificate as per specification including transporting, straightening, cleaning, fabricating and erecting various structures in position for ducting support, applying two coats of zinc chromate primer of ICI, Asain make or equivalent, with rubber gasket between support & duct as per specifications and drawings and as directed by the Engineer-in-Charge client /consultant.

Supply and installation of Thermal insulation on ducts with Class 'O' FM approved Closed Cell XLPE 9mm thick insulation with density of 25 - 30 kg/cum with 26 G Aluminium foil and OEM recommmended site adhesive as per the thickness mentioned below, with fire retardant adhesive and joints sealed with 3mm thick, 50mm wide adhesive tape in accordance with the approved shop drawings and technical specifications. Quoted price shall be inclusive of adhesive, tapes, etc.Low VOC adhesive/ sealant /paint should be used as per IGBC / LEED recommendations

9mm thick

Duct acoustic insulation with 25mm thick fibre glass rigid board of 48Kg/Cu.M density. Insulation shall be covered with 2l ayerof R.P.Tissue and 26 G Al perforated sheet as per specifications.

15mm thick

Supply and installation of Thermal insulation for HRW Fresh air and Exhaust air ducts with Class 'O' FM approved Closed Cell XLPE insulation with density of 25 - 30 kg/cum with 26 G Aluminium foil and OEM recommmended site adhesive as per the thickness mentioned below, with fire retardant adhesive and joints sealed with 3mm thick, 50mm wide adhesive tape in accordance with the approved shop drawings and technical specifications. Quoted price shall be inclusive of adhesive, tapes, etc.Low VOC adhesive/ sealant /paint should be used as per IGBC / LEED recommendations

9mm thick for Internal duct

Supply and installation of AHU room Acoustic insulation, Material shall be Glasswool acoustic board. The material should be fibre free. The density of the same shall be within 70-80 Kg/m3 and 25mm thick with one side Black Glass cloth (Visible) and other side Aluminium Foil (towards wall).

Supply and installation of Powder coated extruded aluminium continuous double louvered grilles with 45 degree deflection with volume control damper for (Supply/Fresh) air Grille as per specifications as per drawing.

Supply and installation of Powder coated extruded aluminium double louvered grilles with volume control damper for Return/exhaust air as per specifications

Supply and installation of GI volume control damper, (low leakage) made out of 1.4mm thick galvanised sheet steel frame and opposed blades of 1.4mm galvanised steel with suitable links, handles, levers and quadrants for manual control of volume of air flow and for proper balancing of air distribution system.

Rectangular type VCD

Supply, installation and commissioning of combined motorized spring return type Smoke and Fire damper (actuator quantity shall be as per item no.17 below) complete with factory made 1.6mm thick GSS sleeves suitable for 90 minutes fire rating located in supply air ducts.In case of fire failure the damper shall assume " closed posittion" (suitable for BAS) The motorised actuator to operate the above fire damper on receipt of signal from DDC system /fire detection system.

Supply,Installation,Testing and commissioning of following: Motorized spring return type Actuator,temperature sensor and provision for receipt of external fire signal, wiring as specifications.

Supply and installation of Control panel for the above fire damper (to be located near Fire damper in respective AHU/fan rooms Power supply to the fire damper panels shall be provided from AHU/fan electrical panel. These shall be interlocked/integrated with zonal damper status indicating panels.Rate to be included with 6A socket, switch and cabling for fire damper actuator as specified.

Supply and installation of Non Return damper (low leakage) made out of 1.4mm thick galvanised sheet .

Supply and installation of Powder coated extruded aluminium air transfer door grilles comprising of front section with inverted ‘V’ horizontal blades, borders, countersunk for screw fixing, and matching rear side frame flanges of the sizes as per drawings.

Supply and installation of Aluminium powder coated fresh air intake / outlet grille complete with volume control damper, vermin netting and and 45 deg angle suitable for protection against splashing rain water fixed in a powder coated Aluminium angle mount frames.

Supply and fixing of Smoke exhaust and Return air powder coated jali of mesh size 10 mm x 10 mm at all return air passages as per requirement etc.

Supply and erection of factory fabricated Acoustic box (Rectangular splitter attenuators) made out of 20G GI sheet and angle iron flanges with acoustically lined GI baffles using 25mm thick fibre glass, finished with RP tissue. The GI baffles shall be fixed at every 100mm intervals. The fibre glass shall be covered with 26G perforated aluminium sheet. The area of perforation shall be atleast 20% . The sizes of the acoustic box will be as follows:

VARIABLE AIR VOLUME BOXES (VAV)

Supply of Imported Variable Air Volume (VAV) Units are fabricated out of heavy gauge steel, mechanically sealed with gasketed & leak resistance construction. Both supply & discharge shall be suitable for duct connections. The VAV box shall be AHRI certified.

Boxes shall be of variable air volume at the inlet, variable at outlet and shall be fitted with air volume regulator of the fully proportional type.

The boxes shall be supplied with all internal attenuation treatment as per specification and acoustical damped casing necessary to achieve the required noise criteria. Casing shall be 22G minimum fitted with a completely sealed, easily removable means of access to all internal parts. Access to all boxes must be from the underside only.

Maximum allowable static pressure to the boxes for its satisfactory operation shall not exceed 0.20” WG

Boxes shall be able to reset any air flow between zero and the maximum air quantity that the boxes can handle without changing orifices or other parts. Air quantity limiters will not be accepted.

A suitable device shall be provided for the field adjustment of minimum air flow. All boxes shall be intially factory set at minimum air quantity of 50% of the design requirements. Under shut-off conditions, all boxes shall not have air leakage more than 20% of the maximum air quantity.

VAV Unit shall be ceiling suspended with hanger brackets & vibration isolators.

All accessories listed under specifications should be considered for pricing VAVs.

Direct Output temperature sensor comprising of high quality thermistor or platinum sensing element should be supplied with VAVs.

The zone temperature sensor shall be with externally adjustable set points and with communications jack. The look of the sensor should be rectangular in shape.

Necessary Hardware/ software for integrating the VAV Boxes to the third party system which shall be capable of transferring 4 points as specified in the technical specification for the quantity indicated below shall also be considered in the scope.

Controller shall be 16 Bit controller. It shall be capable for handling the Co2 sensor input also when required. Acoustic insulation shall be considered both the inlet and outlet of the VAV upto 1.0m.

Plug top, 6A socket and cables upto the nearest raw power plug point.The VAV scope inclusive of control cable from VAVs to termostate with sensors. All VAV provided with minimum 20% opening

Communication cable/bus cable with armoured to intergate all VAVs etc

VENTILATION SYSTEM ( All fans shall be AMCA certified)

Supply, Installation, Testing & Commissioning of direct driven Smokespill Vane Axial Fan with impeller having adjustable pitch angle blades. Fan motor shall be suitable for 415 ± 10% volts, 50 cycles, 3 phase power supply of class 'H' insulation suitable for 250 deg C for 2 hrs as per EN 12101-3 standard. The fan shall be equipped with mounting bracket & spring isolators for the installation of the fans, inlet and outlet wire mesh guards with fire rated gravity louver. The price shall include all accessories & all necessary vibration isolation system, Silencer at inlet fire rated flexible canvass connections, mounting frames, hangers, supports, nut & bolts etc. All 3 phase motors shall be BMS compatible with PFC to monitor through BMS. All 3 phase motors shall be IE3.The capacities shall be as follows:

Exhaust / Smoke spill application in case of fire in Basement and Office building.

Air flow rate : 40500 CFM

ESP : 150 Pa

Fan type: Vane axial smoke spill

Fan motor : 11.0 KW 4 pole 3 phase IP 55 Class H insulation

Fan RPM : 1450

Air flow rate : 18000 CFM Smoke Exhaust fan for Office building.

ESP: 400Pa

Fan type: Vane axial smoke spill

Fan motor : 11.0 KW 4 pole 3 phase IP 55 Class H insulation

Fan RPM : 1450

Supply,installation,testing and commissioning of CO detection sensor with digital display and protection cage at parking area as per specification.

Basement with provision of minimum 27 nos jet fans but number of fans are not limited as per CFD analysis requirement , 10 co sensors and 4 exhaust air fans

Supply and installation of 8C X 1.5 sqmm Fire resistance control cables from jet fans to the PLC panel

Supply and installation of 4C X 2.5 sqmm Power cables from PLC panel to jet fans.

Supply and installation of 4C X 6 sqmm Fire Resistance shielded control cables Co Sensor to the PLC Panel

Supply and installation of 4C X10 sqmm Copper cable with gland and termination etc for Axial fan to PLC panel

Supply & laying of 25 mm GI conduits,clamp,screw and required accessories from PLC panel to jet fan & CO Sensor as per specification.

Supply & laying of earthing for the following equipments

8 gauge copper wire for jet fans to GI earth flat with required connecting mecanism like hole, bolt& nut etc as per Electrical installation standards

Supply,installation of GI earth flat - 25mm width X 3 mm thick for exhaust fans

Supply,installation of GI earth flat - 50mm width X 6 mm thick for Jet fans /Axial fan motor

Supply,installation of GI earth flat - 40mm width X 5 mm thick for Jet fans/ Axial fan motor

Supply and installation of following sizes GI perforated Fire retartant type cable rack system made out of sheet steel folded to required shape with adequate number of supports.

75mm x 40mm

100mm x 50mm

150mm x 50mm

300mm x 50mm

450mm x 50mm

Supply, Installation, Testing & Commissioning of direct driven Vane Axial Fan with impeller having adjustable pitch angle blades. Fan motor shall be suitable for 415 ± 10% volts, 50 cycles, 3 phase power supply of class 'F' insulation. The fan shall be equipped with mounting bracket & spring isolators for the installation of the fans, inlet and outlet wire mesh guards with gravity louver. The price shall include all accessories & all necessary vibration isolation system, fire rated flexible canvass connections, mounting frames, hangers, supports, nut & bolts etc. All 3 phase motors shall be BMS compatible with PFC to monitor through BMS. All 3 phase motors shall be IE3.The capacities shall be as follows:

Air flow rate : 9500 CFM Staircase pressurization for OffIce building.

ESP: 300Pa

Fan type: Vane axial fan

Fan motor : 3.7 KW 4 pole 3 phase IP 55 Class F insulation

Fan RPM : 1450

Supplying, installing, testing and commissioning of Double skin cabinet suitable for fresh air / exhaust air as shown in drawings. The casing shall be constructed of galvanised steel. The fan shall be DIDW/SISW with forward curve impeller fitted with maintenance free external rotor motor. The fan noise level should not exceed 50dBA @ 3m.The motor shall be suitable for 220±10% / 415±10% volt single/three phase 50 cycles AC supply with motor protection of IP21 for single phase motor and IP55 incase 3 phase. All 3 phase motors shall be BMS compatible with PFC to monitor through BMS except toilet ventilation fan as per Clients requirements. The fan motor shall be standard efficiency upto 3000 CFM.The capacities shall be as follows:

Air flow rate : 1360 CFM (Left Wing Toilet Exhaust) - Booster fan

Static Pressure : 300 Pa

Indicative Fan motor : 0.55 KW, 4 pole, 1 Phase, IP 55, Class F

Air flow rate : 1350 CFM (Right Wing Toilet Exhaust) - Booster fan

Static Pressure : 300 Pa

Indicative Fan motor : 0.55 KW, 4 pole, 1 Phase, IP 55, Class F

Air flow rate : 1800 CFM (Left & Right Wing Toilet Exhaust) - Booster fan

Static Pressure : 300 Pa

Indicative Fan motor : 0.55 KW, 4 pole, 3 Phase IP 55, Class F

Air flow rate : 2300 CFM (Basement Electrical Room 01&02)

Static Pressure : 300 Pa

Indicative Fan motor : 1.1 KW, 4 pole, 1 Phase, IP 55, Class F

Supply, installation, testing and commissioning of forward / backward curved Centrifugal DIDW supply / exhaust air fan, celing suspended as per specifications. Fan shall be with necessary protection, Outlet dampers, Vibration isolators, Canvass connection. Motors shall be high efficiency IE3 type suitable for 415±10% volts, 50 cycles, 3 phase AC supply. Fan shall be installed with spring isolators. The outlet velocity should not exceed 10m/s and noise level shall not exceed 65dBA @ 3 m distance. Fresh air fan shall be considered with EU-4 filters as per drawings. All 3 phase motors shall be BMS compatible with PFC to monitor through BMS except toilet ventilation fan as per Clients requirements. The capacities shall be as follows:

Airflow - 6300 cfm (Right Wing Toilet Exhaust )

Static Pressure : 550 Pa

Indicative Fan motor: 3.7 KW 4 Pole 3 Phase IP 55 Class F

Airflow - 7000 cfm (Left Wing Toilet Exhaust )

Static Pressure : 550 Pa

Indicative Fan motor: 3.7 KW 4 Pole 3 Phase IP 55 Class F

Airflow - 4300 cfm (Right Wing Toilet Fresh air fan with EU4 Filter)

Static Pressure : 550 Pa

Indicative Fan motor: 2.2 KW 4 Pole 3 Phase IP55 Class F

Airflow - 4750 cfm (Left Wing Toilet Fresh air fan with EU4 filter)

Static Pressure : 550 Pa

Indicative Fan motor: 2.2 KW 4 Pole 3 Phase IP55 Class F

Airflow - 5200 cfm (Kitchen Fresh air fan with filter )

Static Pressure : 550 Pa

Indicative Fan motor: 2.2 KW 4 Pole 3 Phase IP55 Class F

Airflow - 5500 cfm (Aero Hub,MMR,Battery Room,Ups Room,Ge Office & Ge Lab Fresh air fan with EU4 filter)

Static Pressure : 550 Pa

Indicative Fan motor: 2.2 KW 4 Pole 3 Phase IP55 Class F

Airflow - 6500 cfm (Service lift Well Pressurization)

Static Pressure : 500 Pa

Indicative Fan motor: 3.7 KW 4 Pole 3 Phase IP55 Class F

Airflow - 11100 cfm (Passenger lift Well Pressurization)

Static Pressure : 500 Pa

Indicative Fan motor: 5.5 KW 4 Pole 3 Phase IP55 Class F

Airflow - 11350 cfm (Fire pump room Exhaust)

Static Pressure : 400 Pa

Indicative Fan motor: 5.5 KW 4 Pole 3 Phase IP55 Class F

Supply and installtion of SISW centrifugal fan made Galvanised steel sheet, backward curve fan as per specification suitable for out door application. All the motors shall be BMS compatible with PFC to monitor and on/off control through BMS.

Duct mounted dry type electrostatic precipitators suitable for Kitchen Exhaust System without wash module: The unit shall Removes all airborne particles of Smoke, grease, Oil & Dust. The efficiency as per ASHRAE shall be 95% in single pass (Tested). It shall Captures particles as small as 0.01 micron s and shall have Permanent Cleanable cell (Long Life). The whole system shall not require any consumables and it shall discharge oil free air from the unit. (Single unit for 7500 CFM or Double unit for each 3750 CFM)

Airflow - 7700 cfm (Kitchen exhaust-SISW centrifugal type fan with suitable duct mounted dry scrubber)

Static Pressure : 750 Pa

Indicative Fan motor: 5.5 KW 4 Pole 3 Phase IP55 Class H

Supplying, installing, testing and commissioning of direct driven wall mounted PROPELLER FANS for exhaust air as shown in drawings. Each fan shall be complete permanent split capacitor or shaded pole motor, mounting plate, accessories like wire guard, bird screen and gravity louvers for weather protection as required. Fan shall be suitable for 220±10% volts 50 cycles, 1 phase AC supply.

Airflow - 150 cfm (Security kiosk Toilet Exhaust)

Indicative Fan motor: 0.22 KW 4 Pole 1 Phase

Airflow - 250 cfm (Security kiosk Store exhaust)

Indicative Fan motor: 0.22 KW 4 Pole 1 Phase

Airflow - 650 cfm (Stp Exhaust)

Indicative Fan motor: 0.55 KW 4 Pole 1 Phase

Airflow - 2400 cfm (Transformer and HT panel area)

Indicative Fan motor: 1.1 KW 4 Pole 1 Phase

Airflow - 5300 cfm (Electrical panel room)

Indicative Fan motor: 1.5 KW 4 Pole 3 Phase

Airflow - 4300 cfm (Chiller pump room)

Indicative Fan motor: 1.5 KW 4 Pole 3 Phase

Supply, installation, testing and commissioning of circular inline fan for exhaust air made in glavanised steel with motor complete with flanged inlet and outlet flange connection for ducts, with heavy angle trapez hanger bolted to Units. All the motors efficiency shall comply with IE3.Fan shall be suitable for 220±10% volts 50 cycles, 1 phase AC supply. The capacities shall be as follows:

Airflow - 250 cfm (Substation Toilet Exhaust)

Static Pressure : 300 Pa

Indicative Fan motor : 0.22 KW, 4 pole, 1 Phase, IP 21, Class F

ELECTRICAL WORKS

Supply,erection,testing and commissioning of starter comprising of the following

1No. 125A TP&N MCCB with adjustable variable settings 55 KA with all connected accessories.(Outdoor type-IP 55).

The rate shall be including necessary interlocking, control wiring, interconnection & termination between normal working pumps and stand by pumps in the starter panel with necessary MCBs as required. The pump shall be working in the normal condition 3 nos working & 1 no stand by, in case any one of the normal working pump failure the stand by pump shall be start/run automatically in the system

Supply,erection,testing and commissioning of starter comprising of the following

1No. 125A TP&N MCCB with adjustable variable settings 55 KA with all connected accessories.(Outdoor type-IP 55).

The rate shall be including necessary interlocking, control wiring, interconnection & termination between normal working pumps and stand by pumps in the starter panel with necessary MCBs as required. The pump shall be working in the normal condition 2 nos working & 2 no stand by, in case any one of the normal working pump failure the stand by pump shall be start/run automatically in the system

Supply,erection,testing and commissioning of starter comprising of the following

1No. 32A TP&N MCCB with adjustable variable settings 50 KA with all connected accessories

Supply,erection,testing and commissioning of starter comprising of the following (Outdoor type-IP 55)

1No. 32A TP&N MCCB with adjustable variable settings 50 KA with all connected accessories

Supply,erection,testing and commissioning of starter comprising of the following (Outdoor type)

1No. 32A TP&N MCCB with adjustable variable settings 50 KA with all connected accessories

Supply,erection,testing and commissioning of starter comprising of the following (Outdoor type)

1No. 16A TP&N MCCB with adjustable variable settings 25 KA with all connected accessories

Supply,erection,testing and commissioning of starter comprising of the following (Outdoor type)

1No. 16A TP&N MCCB with adjustable variable settings 25 KA with all connected accessories

Supply,erection,testing and commissioning of starter comprising of the following (Outdoor type)

1No. 16A TP&N MCCB with adjustable variable settings 25 KA with all connected accessories

Supply,erection,testing and commissioning of starter comprising of the following (Outdoor type)

1No. 16A TP&N MCCB with adjustable variable settings 25 KA with all connected accessories

Supply,erection,testing and commissioning of starter comprising of the following (Outdoor type)

1No. 16A TP&N MCCB with adjustable variable settings 25 KA with all connected accessories

CHILLER ISOLATOR PANEL - outdoor type IP 66, Weather proof type

Supply,installation testing and commissioning of cubicle type floor mounting panel board - outdoor type made out of MS sheet enclosure with Aluminium busbars, single busbar system, cable chamber, protection relays, interconnection, painting, earthing etc. comprising of the following.

Incoming

1 No.1000A TPN 50kA ACB

feeders shall be having "ON,OFF&TRIP and 'RYB' indication lamps.

With necessary Aluminium busbars, interconnections, providing Combined Digital type Mulitifunction Meter, ON,OFF,TRIP, phase indication lamps with control MCB/MPCB/ELCB/RCBOs, and necessary CTs, PTs etc. , as per the specification and drawings.

Cable Entry: Top

Cable Gland Plate: 3mm thick MS sheets.

The panel shall be provided at nearby the chiller (350TR air cooled screw chiller).

CHILLER ISOLATOR PANEL - outdoor type IP 66, Weather proof type

Supply,installation testing and commissioning of cubicle type floor mounting panel board - outdoor type made out of MS sheet enclosure with Aluminium busbars, single busbar system, cable chamber, protection relays, interconnection, painting, earthing etc. comprising of the following.

Incoming

1 No.800A TPN 50kA ACB

feeders shall be having "ON,OFF&TRIP and 'RYB' indication lamps.

With necessary Aluminium busbars, interconnections, providing Combined Digital type Mulitifunction Meter, ON,OFF,TRIP, phase indication lamps with control MCB/MPCB/ELCB/RCBOs, and necessary CTs, PTs etc. , as per the specification and drawings.

Cable Entry: Top

Cable Gland Plate: 3mm thick MS sheets.

The panel shall be provided at nearby the chiller (250TR air cooled screw chiller).

Supply and fixing of lockable type push button control for ON / OFF near to all the equipments.

CABLE AND TERMINATION WITH FRLS CABLE

Supply, laying of following FRLS PVC cables

4 Core 25 Sqmm PVC Cu.cable

4 Core 16 Sqmm PVC Cu.cable (2 Runs one for Star and one for Delta)

4 Core 10 Sqmm PVC Cu.cable (2 Runs one for Star and one for Delta)

4 Core 6 Sqmm PVC Cu.cable (2 Runs one for Star and one for Delta)

4 Core 4 Sqmm PVC Cu.cable

3 Core 2.5 Sqmm PVC Cu. Cable

3 Runs of Single Core 300 Sqmm XLPE flexible un-armored Cu. Cable From Isolation panel to each 350 TR Chiller. (1000A 3 Runs for Star and 3 Runs for Delta)

3 Runs of Single Core 240 Sqmm XLPE flexible un-armored Cu. Cable From Isolation panel to each 250 TR Chiller. (800A 3 Runs for Star and 3 Runs for Delta)

Supply termination and commissioning of the following size cables with suitable double compression glands and crimping socket with suitable earth clip & fixing accessories.

4 Core 25 Sqmm PVC Cu.cable

4 Core 16 Sqmm PVC Cu.cable

4 Core 10 Sqmm PVC Cu.cable

4 Core 6 Sqmm PVC Cu.cable

4 Core 4 Sqmm PVC Cu.cable

3 Core 2.5 Sqmm PVC Cu. Cable

3 Runs of Single Core 300 Sqmm XLPE flexible un-armored Cu. Cable From Isolation panel to each 350 TR Chiller.(1000A 3 Runs for Star and 3 Runs for Delta)

3 Runs of Single Core 240 Sqmm XLPE flexible un-armored Cu. Cable From Isolation panel to each 250 TR Chiller.(800A 3 Runs for Star and 3 Runs for Delta)

EARTHING

Supply and laying of 6 gauge bare copper conductor for equipments earthing.

Supply and laying of 8 gauge bare copper conductor for equipments earthing.

Supply and laying of 25x6mm bare copper strip for equipments earthing.

Supply, erection of following sizes GI Ladder type cable rack system made out of sheet steel folded to required shape with adequate number of supports.

The cable rack shall have runners rugs of suitable size, horizontal elbow, vertical elbow 90 Deg. Up vertical elbow 90 Deg. Down, re-deep, coupler plates, materials. The cable racks shall be suspended from ceiling supported from side walls in columns etc. with adequate size supporting angles / channels with fastners, welding, anchor bolts, nuts, rubber gasket to protect the cables near sharp bend’s edges etc. The rack shall have suitable cable clamping arrangements etc. The metal rack system shall be treated with one coat of rubber based polyvinyl paint as primer and finished with two coats of green enamel paint complete with all civil works for fabrication details

150mm x 50mm

300mm x 50mm

450mm x 50mm

600mm x 50mm

Extra Charges for Factory Testing of 1 No. Air cooled Screw Chiller of 350 TR Capacity @ 100% load only (CIF, Chennai)

Extra Charges for Factory Testing of 1 No. Air cooled Screw Chiller of 250 TR Capacity @ 100% load only (CIF, Chennai)

Extra Charges for Boarding, Lodging, To and Fro charges (One Person from Client side and One person from Consultant side)

Extra Charges for 5 years Compressor warranty for 8 Nos Air cooled screw chillers (CIF, Chennai)

VK Building Services Pvt. Ltd

UNIVERSAL MEP PROJECTS & ENGINEERING SERVICES LIMITED

AIR MECH ENGINEERS PVT LTD

Bidder Name

VK Building Services Pvt. Ltd