Public Works Department Tender

[23.23.6.4]MISCELLANEOUS 6.4. Supply and erection of MS cable tray , duly pained as required including erection of the same on wall or ceiling with necessary fixture and other material required to complete the job in all respect up to the entire satisfaction of Engineer-in Charge of the work. MS perforated cable tray painted with powder coating 600 X 50 X 2 mm

[24.1.13]EARTHING AND LIGHTENING ARRESTOR 13. Providing and fixing 4.00 mm dia G1. Wire on surface or in recess for loop earthing as required.

[24.1.8]EARTHING AND LIGHTENING ARRESTOR 8. Providing and fixing 25 mm x 3mm G.I. strip on surface or in recess for connections etc. as required with all labour and material.

Supply, installation, testing and commissioning of AHRI certified Water Cooled Screw Chiller with unit mounted VFD(with double compressor and double VFD), of 250 TR Actual capacity complete with semi hermetic Mono / twin rotor type screw compressor/s, ASME stamped shell and tube condenser/BIS complied and ASME stamped/BIS complied shell and tube flooded type evaporator with Nitrile rubber 19 mm thick insulation, All mounted on steel frame as per specifications, high efficiency motor suitable for 415 ±10% volts, 50Hz, 3 phase AC supply, microprocessor based control panel, BMS connectivity provision with MODBUS/BACNET card, including oil separators, pressure relief devices,flow switches/DP switches, filter drier moisture indicators and factory charge of refrigerant 134a and compressor oil, control safeties and diagnostics display, refrigerant piping, mounting base frame etc. complete as per the specifications and as per following parameters. Semi-hermetic type double compressor with double VFD complete with automatic capacity control from 100%-25%, safety switches, forced feed lubrication system/differential pressure based lubrication system etc, as per specifications Suitable capacity squirrel cage induction motor with class `B` insulation suitable for operation on 415 plus /-10% volts, 50Hz, A.C. supply. Air cooled Unit mounted IP 54 rated VFD Starter of suitable capacity Necessary drive arrangement. 1 set - Lubrication device consisting of automatic electric oil pump, oil cooler, head tank, oil strainer, and automatic pressure regulating valve, oil heater, oil heater thermal switch etc. or differential pressure based lubrication system as per specifications. 1 no. - matching shell and tube type even pass water cooled condenser of M.S. shell and integrally finned copper tubes. 1 no. - matching shell and tube flooded/falling film type Even pass water chiller for screw type units of MS shell and copper tubes. Evaporator and condenser shall be manufactured, tested and stamped with ASME pressure vessel code/shall be BIS complied. 1 Lot - Refrigerant piping fittings, valves and accessories to inter connect compressor, condenser, chiller and expansion valve. 1 set - Microprocessor based control panel complete with accessories as per specifications. Lot - Refrigerant line accessories comprising of safety valves, angle valve, liquid line indications, liquid level control etc. Lot - Water flow switches /DP switches at outlet of condenser and chiller, water drain, air purge valves. Lot - Suction line and chiller insulation (factory Laminated) with minimum 19 mm thick polyvinyl nitrile rubber insulation complete as required. Lot- Frame work for mounting the above condenser, chiller compressor and motor with base plate complete with anti-vibration pads/springs. Compressor shall be of same make as of chiller Lot- Initial / first charge of refrigerant gas and compressor oil shall be factory charged. Lot- RCC / Cement concrete foundation for the chilling unit. Chilling machine described above, as per specifications and complete in all respects for the operating parameters as given under. Chiller manufacturing facility shall have atleast 5 year of manufacturing experience in the production of the same type of units. Refrigerant should be R-134a Chiller to be Certified and Computer Selection sheet to be Submitted along with Commercial offer. The project Consultant / Department may Cross verify the selection sheet with AHRI Authorities. Chiller shall be US/Europe/India manufactured Operation Parameters: Chilled water temperature In - 12.2° C (55°F) Chilled water temperature Out - 6.7° C (44°F) CHW Flow - 600 USGPM Evaporator Fouling Factor - 0.0005 FPS Evaporator Pressure Drop not to exceed -04 Meter Condenser water temperature In - 32.2° C (90.0°F) Condenser water temperature Out - 36.4° C (97.5°F) CDW Flow - 1000 USGPM Condenser Fouling Factor - 0.001 FPS Condenser Pressure Drop not to exceed - 07 Meter IKW/TR at above design conditions should not be exceed 0.69 Min NPLV at design conditions: 9 : Min IPLV at AHRI conditions: 9.4 Minimum COP at AHRI Conditions : 5.95 Chiller Machine Selection shall be based on better Efficiency and performance Manufacturer’s AHRI Certified Selection Performance Sheet to be submitted to evaluate and verify the specified performance parameters Factory witness testing of one chiller on AHRI certified test bed at 100% load at AHRI condition to prove COP of the chiller. The chilling machine as described above shall be in line with specifications `The price of water chilling machine including with loading, unloading, lifting and shifting etc at site positioning, Commissioning including minor works required (02 Working)`

Supply, assembly, installation, testing and commissioning of CTI Certified Induced draft Counter flow cooling tower Suitable for 250 TR Chiller or Heat rejection 756000 KCal / Hr. Tower with vertical air dscharge with side panels in FRP construction, FRP made Cold Water basins, Film Type PVC fills (0.2 mm thk) and capable to withstand hot water temp. upto 65ºC with louvers and drift eliminators. Hot water distribution system should be Gravity Flow comprising of static header and branch arms system, statically and dynamically balanced axial flow fan, Fan and drive components ( fan and motor sheaves ) to be made in Aluminium Construction, Direct / belt driven fans with TEAO induction motor of class F insulation, efficiency class IE-3 suitable for operation on 415 plus 10% volts,50 Hz. AC supply. Make-up quick fill arrangement, overflow and drain connections with all necessary valves and foot valves, suitable inspection ladder, access arrangement for cooling tower interior, steel /masonary supporting structure with proper design, anti-vibration mountings, foundation nuts, bolts, painting etc. complete as required and as per specification. For longer life of the product CT structure shall be made out of Hot dip galvanization Sheets or powder coating on the steel frame,ladder and other accessories shall be have galvanization thickness of min. 80 microns . The scope of work shall include Lifting, shifting and positioning of cooling tower at location shown on Drawing. Software selection to be submitted by manufacturer showing the sound ratings as tested in accordance to CTI ATC-128 . Tower fan motor shall be suitable for VFD operation and BMS compatible. Cooling tower shall have sufficient structural strength to adequately withstand high wind pressure of not less than 19 psf The cooling tower shall be CTI Certified for Thermal performance as per CTI STD 201 and Sound shall be tested in accordance with CTI ATC-128, OSHA certified for safety standards and accessories like Ladder and handrail should be as per OSHA guidelines GA Drawing and technical Data sheets should be get approval before dispatch Location: Gurugram (Haryana) Inlet Water Temperature 36.4 °C (97.5°F) Outlet Water Temperature 32.2 °C (90.0°F) Water flow rate - Not to exceed 4 USGPM / TR Approach:- Min. 5`4°F Performance required for cooling tower is minimum 60 gpm/hp as per Ashrae 90.1 / 6.8.1-7 Both Working

Supplying, installation, testing and commissioning of 150 KW electrical hot water generator complete with electrical panel, controls, immersion heaters and insulation etc. as per specification and requirements. GA Drawing and technical Data sheets should be get approval before dispatch Water inlet and outlet temp. = 50°C and 55°C Water Flow Rate :- 430 LPM Vertical Type( As per manufacturer standard) M.S.Body 8 mm shell 10 mm Dish ends Top Openable with thick M.S. flat plate and sufficient number of Nut Bolts Inlet out let 200 mm Pipe Flange Ends . Inlet Outlet pipe size: 80 mm Heating Elements should be Electric Resistance Immersion type, copper tube chromplated Capacity in multiple steps i.e. in 4 (Four) bank (2 x 50 KW plus 2 x 25 KW) Test Pressure 17 KG / cm2 Internally inbuilt Electric Panel consist of 3 phase incomer MCB, steps controller, contactors for each heater with single pole MCB duly factory wired. Conrols comprising of Step controller for heaters pressure Gauges with Ball Valves , Pressure relief valve, Low water Level cutout / high Temperature cutout ,sight Glass and Auto air vent. Insulation 50 mm thick Resin Bounded Fiber Glass wool cladded with 0.5 mm Aluminim Sheet. M.S. Frame welded to the Hot Water Generoator`s Body with Antivibration pads Required RCC Foundation for positioning of Hot Water Generator (size shall be as per Manufacturer recommendation)

Supply, Installation, Testing and Commissioning of Primary Chilled Water duty centrifugal Vertical inline split coupled (long) pumps with Single piece unitized design self-flushing Inside type mechnical seal, complete with motor, drain valves and other accessories (except suction and discharge shut off valves, suction strainer, discharge check valves and drain piping which are covered under separate item).Pumps shall have mechanical seal and CI casing and Lead free Bronze Impeller/SS(CF8), SS Shaft. The pump motor shall be of IE-3 class efficiency, TEFC Squirrel cage  class -F insulation, suitable for 415 Volts ± 10%, 50 cycles, 3 phase power supply. The quoted price shall include cost of M.S supports for mounting both pump with motor and coupling guard etc. Pumps shall be complete as per specifications and shall have operating parameters as given below. The internal components of pumps including mechanical seal shall be suitable to sustain a temperature of 122 degree fehrenheit.  Pump shall be with PN-16 ratings. minimum efficiency of pump shall be  75%. Vendor shall be provide with antivibration arrangement for pumps as per specification if applicable. Note:- Pump`s motor should be BMS Compatible GA Drawing and technical Data sheets should be get approval before dispatch Vendor shall be submit Pump performance curve and efficiency curve alongwith offer The above mentioned pumps shall include following: 1 No.- Pump with minimum 75 % Efficiency 1 No. - Suitable HP TEFC squirrel cage induction type IE3 motor with class `F` insulation 1500 rpm synchronous speed, operating on 415 plus 10% volts, 3 phase, 50 Hz A.C. supply. Rubber Below Flexible type with MS flanges at inlet and oulet connections of the pump Lot- RCC Foundation with Anivibration pads. Water flow rate: 600 USGPM, Head : 12 mtrs Final Head furnished by vendor. The mentioned head is indicative purpose. (02 Working plus 01 Standby)

Supply, installation, testing and commissioning of Secondary Chilled Water duty Vertical inline split coupled (long) coupled centrifugal pumps factory mounted electric motor and pump motor, IP-55 VFD for re circulation of water for the central air conditioning system. The pump motor shall be of IE-3 class efficiency, TEFC Squirrel cage  class -F insulation, 1450/2900 rpm, BMS compatible and suitable for 415 Volts ± 10%, 50 cycles, 3 phase power supply. The pump should be complete with all necessary accessories such as Single piece unitized design self-flushing Inside type mechanical seals, gland drain connections mechanical coupling, coupling guards etc. The internal components of pumps including mechanical seal shall be suitable to sustain a temperature of 122 degree fehrenheit. Pump shall be PN-16 rated. Pumping sysetm along with VFD shall be capable to operate on Sensorless/ DPT signal along wth applicable controller. Refer Specs for more details To monitor the performance and change the pump quadratic curve of the the pump for site requirement of head and flow, VFD shall display head and flow, this can be done by the pump in build sensorless logics or by providing Flow meter(For Flow) and Digital DPT(For Head) for each pump and integrating the same with the PID`s available with in the VFD. The above item Included with following inbuilt controller The Above item shall be included with Dedicated microprocessor based pump logic controller with 7` touch screen , parallel pumping software duly downloaded, sensorless logic, interfacing amongst all components and compatibility of I/O signals, BMS compatible etc complete with other accessories as required. It should be complete as per manufacturer`s Specifications and as directed by Engineer-in-charge.multiple differential pressure sensor/ transmitters( Minimum 3 nos) as per the site requirement. VFD shall be capable to operate on Sensorless Control application along wth controller. Controller should have parallel pump logic to operate all set of the pumps with the following features: -Parallel pump operation for power savings. - Controller shall control pump VFD`s as per building load variation. Microprocessor controller shall not be mounted on any of the VFD and should be standalone system to have equipments better performance/ Efficiency and reliability.

Note:- Pump`s motor should be BMS Compatible Vendor shall be submit Pump performance curve and efficiency curve alongwith offer GA Drawing and technical Data sheets should be get approval before dispatch The above mentioned pumps shall include following: 1 No.- Vertical inline split coupled pump with minimum 75 % Efficiency 1 No. - Suitable HP TEFC squirrel cage induction type IE3 motor with class `F` insulation 1500 rpm synchronous speed, operating on 415 plus 10% volts, 3 phase, 50 Hz A.C. supply. Rubber Below Flexible type with MS flanges at inlet and oulet connections of the pump/ Not required in Vibrationless pumps Lot- RCC Foundation with Anivibration pads / Not require for vibrationless pumps Water flow rate: 600 USGPM, Head : 27 mtrs Final Head furnished by vendor. The mentioned head is indicative purpose. (02 Working plus 01 Standby)

Supply, Installation, Testing and Commissioning of Condenser Water duty centrifugal Vertical inline split coupled (long) pumps with Single piece unitized design self-flushing Inside type mechnical seal, complete with motor, drain valves and other accessories (except suction and discharge shut off valves, suction strainer, discharge check valves and drain piping which are covered under separate item).Pumps shall have mechanical seal and CI casing and Lead free Bronze Impeller/SS(CF8), SS Shaft. The pump motor shall be of IE-3 class efficiency, TEFC Squirrel cage  class -F insulation, suitable for 415 Volts ± 10%, 50 cycles, 3 phase power supply. The quoted price shall include cost of M.S supports for mounting both pump with motor and coupling guard etc. Pumps shall be complete as per specifications and shall have operating parameters as given below. The internal components of pumps including mechanical seal shall be suitable to sustain a temperature of 122 degree fehrenheit.  Pump shall be with PN-16 ratings. minimum efficiency of pump shall be  75%. Vendor shall be provide with antivibration arrangement for pumps as per specification if applicable. Note:- Pump`s motor should be BMS Compatible GA Drawing and technical Data sheets should be get approval before dispatch Vendor shall be submit Pump performance curve and efficiency curve alongwith offer The above mentioned pumps shall include following: 1 No.- Vertical inline split coupled pump with minimum 75 % Efficiency 1 No. - Suitable HP TEFC squirrel cage induction type IE3 motor with class `F` insulation 1500 rpm synchronous speed, operating on 415 plus 10% volts, 3 phase, 50 Hz A.C. supply. Rubber Below Flexible type with MS flanges at inlet and oulet connections of the pump Lot- RCC Foundation with Anivibration pads. Water flow rate:1000 USGPM, Head : 32 mtrs Vendor shall be furnished final USGPM flow as per chiller Final Head furnished by vendor. The mentioned head is indicative purpose. (02 Working plus 01 Standby)

Supply, Installation, Testing and Commissioning of Hot Water Generator`s pump centrifugal Vertical inline split coupled (long) pumps with Single piece unitized design self-flushing Inside type mechnical seal, complete with motor, drain valves and other accessories (except suction and discharge shut off valves, suction strainer, discharge check valves and drain piping which are covered under separate item).Pumps shall have mechanical seal and CI casing and Lead free Bronze Impeller/SS(CF8), SS Shaft. The pump motor shall be of IE-3 class efficiency, TEFC Squirrel cage  class -F insulation, suitable for 415 Volts ± 10%, 50 cycles, 3 phase power supply. The quoted price shall include cost of M.S supports for mounting both pump with motor and coupling guard etc. Pumps shall be complete as per specifications and shall have operating parameters as given below. The internal components of pumps including mechanical seal shall be suitable to sustain a temperature of 122 degree fehrenheit.  Pump shall be with PN-16 ratings. minimum efficiency of pump shall be  65%. Vendor shall be provide with antivibration arrangement for pumps as per specification if applicable. Note:- Pump`s motor should be BMS Compatible GA Drawing and technical Data sheets should be get approval before dispatch Vendor shall be submit Pump performance curve and efficiency curve alongwith offer The above mentioned pumps shall include following: 1 No.- Vertical inline split coupled pump with minimum 65 % Efficiency 1 No. - Suitable HP TEFC squirrel cage induction type IE3 motor with class `F` insulation 1500/3000 rpm synchronous speed, operating on 415 plus 10% volts, 3 phase, 50 Hz A.C. supply. Rubber Below Flexible type with MS flanges at inlet and oulet connections of the pump/ Not required in Vibrationless pumps Lot- RCC Foundation with Anivibration pads / Not require for vibrationless pumps Water flow rate:430 LPM, Head : 27 mtrs (01 Working plus 01 Standby)

Supply, installation, testing and commissioning of SIDE STREAM FILTER Water Filtration Systems to remove unwanted solids from a cooling tower sump using a coalescence separator. Control of solids in the recirculated cooling water system shall be accomplished via a side-stream flow of 10% of the full-stream system flow through a completely assembled separation package. The package`s pump shall provide sufficient pressure for the re-introduction of side-stream fluid back into system flow. The complete packaged unit shall consist of the following. Suction Guide : MS housing, with SS Pall ring: manual-cleaning: . Pump :End-suction, single stage: TEFC motor: cast iron housing: bronze impeller: flooded suction required. Seperator :The coalescence separator shall incorporate a true parallel inlet. It shall work on the principle of coalescence. The shell shall be constructed of mild steel with coalescence media of stainless steel. The water velocity inside the shell shall not exceed 1.5m/sec. The M.S shell to be fabricated as per IS.2825. or other similar standard. `Sweeper Jets a. Sweeper Jets to be manufactured from corrosion resistant fiber glass reinforced polypropylene.b. Sweeper jets shall be venturi type to increase the final flow in the basin at 1-1.5 bar.` Automatic Purge Valve : An electrically-actuated valve shall be programmed at appropriate intervals and duration in order to efficiently and regularly purge solids from the separator`s collection chamber. Valve body shall be bronze (optional stainless steel also available). Valve ball shall be stainless steel with sealant seat. Automatic purge - Two-way brass purge valve with direct mount 24VAC electric actuator (spring return) and adjustable purge timer. (Factory purge settings: 30-seconds every six hours.) `Electrical Control – IP55 Rated MS enclosure with door disconnect switch, motor starter with short-circuit/overload protection, pump and purge Hand-Off-Auto (H-O-A) switches, and purge timer. Power requirement: 415V, 3-phase, 50 Hz.` Skid Plate :Structural steel framework shall be constructed of carbon steel for maximum rigidity. Flow : 200M³/hr, Filtering down to 50-Micron (set) PAN TYPE HUMIDIFIER FOR OT Supplying, installation,testing and commissioning of Humidification package of 2mm thick stainless steel sheet SS-304 duly insulated with 50 mm thick fibre glass and aluminium claded with all necessary controls such as low level cutout, float valve,heating thermostat, high temperature cutout, electricals panel with digital Humidistat with all necessary control wiring and interlocking with each other accessories like transformer 24V etc as required and as per standard specification and of following capacities: 4.5 KW

AIR HANDLING UNITS FLOOR MOUNTED AIR HANDLING UNITS WITH MIXING CHAMBER and ADDITIONAL HEATING COIL - FOR OT Supply, Installation, Testing and Commissioning of factory fabricated Indoor Type Double Skinned air-handling unit horizontal type with fabricated out of extruded aluminium (1.6 mm thickness min.)section with Mixing Chamber included Fresh air damper with 0.8 mm thick precoated galvanised sheet outside and 0.8 mm thick SS304 Stainless Steel sheet inside with Backward curved direct driven plug type Metallic construction in supply with fan section with fan motor with IE3 rating and suitable for 415 plus 10%, 3 Phase, 50 Hz along with IP 20 VFD, 6 RD cooling coil with coil section and 2 RD Heating coil with coil section, prefilter (EU-4) section with non woven synthetic washable media of 10µ (micron) particle size with an efficiency of 90% before cooling coil, fine filter ( EU-7 / F7 ) / MERV-13 section with Synthetic fibre media with frame material made out by Aluminium anodized with flange rigid media with efficiency 99 % at 3µ (micron) in supply . The polished stainless steel drain pan of 1.25 mm thick duly insulated with 13 mm thick nitrile rubber under cooling coil shall be provided. Motor and belt drive package/ direct driven arrangement, belt guard etc for belt driven blower without face and bypass dampers. The AHU panel shall be insulated with (43 plus 2 ) mm thick injected fire retardent PUF of density (38 plus /-2) Kg/m³ . The motor and fan assembly shall be mounted on aluminium extruded section .Marine light with limit switch shall be provided . The complete AHU shall conform to standard spec.The face velocity across cooling / heating coil, filters should not exceed 500 FPM. The capacities of airhandling shall be as follows GA Drawing and technical Data sheets should be get approval before dispatch NOTE: 1. Magnehelic differential pressure gauge required with fine filter and same shall be included in AHU. 2. AHU and Coil should be AHRI / EUROVENT Certified, Fan AMCA Certified `Casing strength CD1 / D1, Casing Air leakage CL1 / L1, Thermal Bridging factor CB2 / TB2, Thermal Transmittance CT2 / T2` 2500 CFM / 120 mmwg St. Pressure

FLOOR MOUNTED AIR HANDLING UNITS WITHOUT HEATING COIL Supply, Installation, Testing and Commissioning of factory fabricated Indoor Type Double Skinned air-handling unit horizontal type with fabricated out of extruded aluminium (1.6 mm thickness min.)section with Mixing Chamber included Fresh air damper with 0.8 mm thick precoated galvanised sheet outside and 0.8 mm thick SS304 Stainless Steel sheet inside with Backward curved direct driven plug type Metallic construction in supply with fan section with fan motor with IE3 rating and suitable for 415 plus 10%, 3 Phase, 50 Hz along with IP 20 VFD, 6 RD cooling coil with coil section and 2 RD Heating coil with coil section, prefilter (EU-4) section with non woven synthetic washable media of 10µ (micron) particle size with an efficiency of 90% before cooling coil, fine filter ( EU-7 / F7 ) / MERV-13 section with Synthetic fibre media with frame material made out by Aluminium anodized with flange rigid media with efficiency 99 % at 3µ (micron) in supply . The polished stainless steel drain pan of 1.25 mm thick duly insulated with 13 mm thick nitrile rubber under cooling coil shall be provided. Motor and belt drive package/ direct driven arrangement, belt guard etc for belt driven blower without face and bypass dampers. The AHU panel shall be insulated wit (43 plus 2 ) mm thick injected fire retardent PUF of density (38 plus /-2) Kg/m³ . The motor and fan assembly shall be mounted on aluminium extruded section .Marine light with limit switch shall be provided . The complete AHU shall conform to standard spec.The face velocity across cooling / heating coil, filters should not exceed 500 FPM. The capacities of airhandling shall be as follows GA Drawing and technical Data sheets should be get approval before dispatch NOTE: 1. Magnehelic differential pressure gauge required with fine filter and same shall be included in AHU. 2. AHU and Coil should be AHRI / EUROVENT Certified, Fan AMCA Certified `Casing strength CD1 / D1, Casing Air leakage CL1 / L1, Thermal Bridging factor CB2 / TB2, Thermal Transmittance CT2 / T2` For Admin Block: 14000 CFM / 65 mmwg St. Pressure

12500 CFM / 65 mmwg St. Pressure

10000 CFM / 65 mmwg St. Pressure

8500 CFM / 65 mmwg St. Pressure

7000 CFM / 60 mmwg St. Pressure

5000 CFM / 60 mmwg St. Pressure

FLOOR MOUNTED AIR HANDLING UNITS WITH ADDITIONAL HEATING COIL Supply, Installation, Testing and Commissioning of factory fabricated Indoor Type Double Skinned air-handling unit horizontal type with fabricated out of extruded aluminium (1.6 mm thickness min.)section with 0.8 mm thick precoated galvanised sheet outside and 0.8 mm thick 180 GSM Galvanised Steel sheet inside with Backward curved direct driven plug type Metallic construction in supply with fan section with fan motor with IE3 rating and suitable for 415 plus 10%, 3 Phase, 50 Hz along with IP 20 VFD, 6 RD cooling coil with coil section and 2 RD Heating coil with coil section, prefilter (EU-4) section with non woven synthetic washable media of 10µ (micron) particle size with an efficiency of 90% and combined with fine filter ( EU-7 / F7 ) / MERV-13 section with Synthetic fibre media with frame material made out by Aluminium anodized with flange rigid media with efficiency 99 % at 3µ (micron) before cooling coil. The polished stainless steel drain pan of 1.25 mm thick duly insulated with 13 mm thick nitrile rubber under cooling coil shall be provided. Motor and belt drive package/ direct driven arrangement, belt guard etc for belt driven blower without face and bypass dampers. The AHU panel shall be insulated with (43 plus 2 ) mm thick injected fire retardent PUF of density (38 plus /-2) Kg/m³ . The motor and fan assembly shall be mounted on aluminium extruded section .Marine light with limit switch shall be provided . The complete AHU shall conform to standard spec.The face velocity across cooling / heating coil, filters should not exceed 500 FPM. The capacities of airhandling shall be as follows GA Drawing and technical Data sheets should be get approval before dispatch NOTE: 1. Magnehelic differential pressure gauge required with fine filter and same shall be included in AHU. 2. AHU and Coil should be AHRI / EUROVENT Certified, Fan AMCA Certified `Casing strength CD1 / D1, Casing Air leakage CL1 / L1, Thermal Bridging factor CB2 / TB2, Thermal Transmittance CT2 / T2` 3. Noise Level should not be exceed dB70 @ 1 Meter at AHU discharge outlet 12500 CFM / 65 mmwg St. Pressure

CEILING SUSPENDED AIR HANDLING UNITS WITH ADDITIONAL HEATING COIL Supply, Installation, Testing and Commissioning of factory fabricated Indoor Type Double Skinned air-handling unit horizontal type with fabricated out of extruded aluminium (1.6 mm thickness min.)section with 0.8 mm thick precoated galvanised sheet outside and 0.8 mm thick 180 GSM Galvanised Steel sheet inside with Backward curved direct driven plug type Metallic construction in supply with fan section with fan motor with IE3 rating and suitable for 415 plus 10%, 3 Phase, 50 Hz along with IP 20 VFD, 4 RD cooling coil with coil section and 2 RD Heating coil with coil section, prefilter (EU-4) section with non woven synthetic washable media of 10µ (micron) particle size with an efficiency of 90% and combined with fine filter ( EU-7 / F7 ) / MERV-13 section with Synthetic fibre media with frame material made out by Aluminium anodized with flange rigid media with efficiency 99 % at 3µ (micron) before cooling coil. The polished stainless steel drain pan of 1.25 mm thick duly insulated with 13 mm thick nitrile rubber under cooling coil shall be provided. Motor and belt drive package/ direct driven arrangement, belt guard etc for belt driven blower without face and bypass dampers. The AHU panel shall be insulated with (43 plus 2 ) mm thick injected fire retardent PUF of density (38 plus /-2) Kg/m³ . The motor and fan assembly shall be mounted on aluminium extruded section .Marine light with limit switch shall be provided . The complete AHU shall conform to standard spec.The face velocity across cooling / heating coil, filters should not exceed 500 FPM. The capacities of airhandling shall be as follows GA Drawing and technical Data sheets should be get approval before dispatch NOTE: 1. Magnehelic differential pressure gauge required with fine filter and same shall be included in AHU. 2. AHU, Fans and Coil should be AHRI / EUROVENT Certified `Casing strength CD1 / D1, Casing Air leakage CL1 / L1, Thermal Bridging factor CB2 / TB2, Thermal Transmittance CT2 / T2` 3. Noise Level should not be exceed dB 55 - 58 @ 1 Meter at discharge outlet 5000 CFM / 60 mmwg St. Pressure

3000 CFM / 55 mmwg St. Pressure

2000 CFM / 55 mmwg St. Pressure

1000 CFM / 55 mmwg St. Pressure

CEILING SUSPENDED AIR HANDLING UNITS WITHOUT HEATING COIL Supply, Installation, Testing and Commissioning of factory fabricated Indoor Type Double Skinned air-handling unit horizontal type with fabricated out of extruded aluminium (1.6 mm thickness min.)section with 0.8 mm thick precoated galvanised sheet outside and 0.8 mm thick 180 GSM Galvanised Steel sheet inside with Backward curved direct driven plug type Metallic construction in supply with fan section with fan motor with IE3 rating and suitable for 415 plus 10%, 3 Phase, 50 Hz along with IP 20 VFD, 4 RD cooling coil with coil section, prefilter (EU-4) section with non woven synthetic washable media of 10µ (micron) particle size with an efficiency of 90% before cooling coil, fine filter ( EU-7 / F7 ) / MERV-13 section with Synthetic fibre media with frame material made out by Aluminium anodized with flange rigid media with efficiency 99 % at 3µ (micron) in supply . The polished stainless steel drain pan of 1.25 mm thick duly insulated with 13 mm thick nitrile rubber under cooling coil shall be provided. Motor and belt drive package/ direct driven arrangement, belt guard etc for belt driven blower without face and bypass dampers. The AHU panel shall be insulated with (43 plus 2 ) mm thick injected fire retardent PUF of density (38 plus /-2) Kg/m³ . The motor and fan assembly shall be mounted on aluminium extruded section .Marine light with limit switch shall be provided . The complete AHU shall conform to standard spec.The face velocity across cooling / heating coil, filters should not exceed 500 FPM. The capacities of airhandling shall be as follows GA Drawing and technical Data sheets should be get approval before dispatch NOTE: 1. Magnehelic differential pressure gauge required with fine filter and same shall be included in AHU. 2. AHU, Fans and Coil should be AHRI / EUROVENT Certified `Casing strength CD1 / D1, Casing Air leakage CL1 / L1, Thermal Bridging factor CB2 / TB2, Thermal Transmittance CT2 / T2` 3. Noise Level should not be exceed dB 55 - 58 @ 1 Meter at discharge outlet 5500 CFM / 55 mmwg St. Pressure

4000 CFM / 50 mmwg St. Pressure

3000 CFM / 50 mmwg St. Pressure

2500 CFM / 50 mmwg St. Pressure

1500 CFM / 50 mmwg St. Pressure

Supply ,Installation ,Testing and commissioning of Fan coil units (AHRI certified) complete with twin blower, 3 speed motor 230 ± 10 % volts, single phase, 50 Hz, A.C. supply, 3 row deep cooling coil (AHRI certified), synthetic washable fitter, sandwitched insulated S.S. drain pan tray, copper connection, rotary switch, supporting arrangement, electrical wiring etc. The fan shall be selected for 50 Pa ESP. The AHRI certified FCU shall be included with Valve Station duly insulated (01 No. isolation Ball valve, 01 No. isolation Ball valve with strainer and motorised PIDB(on/off type) / High rangeability valve).The complete fan coil unit shall be in line with the standard specification and positioning confirm as per tender Drawing. The capacity of fan coil units shall be as follows: GA Drawing and technical Data sheets should be get approval before dispatch Capcity: 1.0 TR / 400 CFM

Capcity: 1.5 TR / 600 CFM

Capcity: 2.0 TR / 800 CFM

Capcity: 2.5 TR / 1000 CFM

Supply, Installation, Testing and Commissioning of factory fabricated Double Skinned DIDW fan section horizontal type fabricated out of extruded aluminium (1.6 mm thickness min.)section with 0.63mm thick pre-plasticide galvanised sheet outside and 0.63mm thick polished galvanised Steel sheet inside backward curved direct driven plug type / DIDW belt driven with fan motor with IE-3 rating and suitable for 415 plus 10%, 3 Phase, 50 Hz, prefilter (EU-4) section with non woven synthetic washable media of 10µ (micron) particle size with an efficiency of 90%, fine filter ( EU-7 / F7 ) section with Synthetic fibre media with frame material made out by Aluminium anodized with flange bag type media with efficiency 99 % at 3µ (micron) and HEPA filters shall have the efficiency of 99.97% down to 0.3 micron particle size. The Fan section shall be insulated with 25 mm thick injected fire retardent PUF of density 40 plus 2 Kg/m³ . The motor and fan assembly shall be mounted on aluminium extruded section .The complete fan section shall conform to standard spec.The face velocity across filters should not exceed 500 FPM. The capacities of airhandling shall be as follows GA Drawing and technical Data sheets should be get approval before dispatch 1. Magnehelic differential pressure gauge required with fine filter and same shall be included in AHU. 3. Noise Level should not be exceed dB 56 @ 1 Meter 1200 CFM / St Pr.110 mm Wg - For Negative Isolation room / Septic Room

Axial Flow Fans for Smoke Exhaust Air Supply,installation,testing and commissining of direct driven Tube axial flow fans suitable for installing in any position in Horizontal or vertical with adjustable pitch blade, MS with powder double coated / High duty GSS long Casing, cast aluminium alloy impeller complete with TEFC Sq. Cage Induction type IE-3 motor suitable for 415 volts ± 10%, 50Hz ± 3 %, 4 Pole, three phase A.C supply of class `H` insulation motor`s winding with support, mountings, vibration isolators, fire retardant flexible canvass connector 150 mm deep with 25 mm slack at Outlet etc..Motor shall be suitable for 250 °C temperature rated for 2 hours and shall be completely be accommodated inside the fan casing.The fans shall be as per specifications and tender Drawing of following capacity:- Thickness of the casing shall not be less than: For Dia (300 to 650) mm – 2mm, Dia (700 to 1140) mm – 3 mm, Dia (1200 to 1400) mm – 4mm and Dia 1600 – 5 mm.Multi piece casing is not accepted. Manufacturer shall furnish AMCA Test Certificate for air performance along with for each fan sourced from that particular factory. GA Drawing and technical Data sheets should be get approval before dispatch For Basement Ventilation: 8000 CFM / 20 mm Wg / dB 72 @ 3 Meter / Efficiency Not less Than 65 % - For zone-1

7500 CFM / 20 mm Wg / dB 72 @ 3 Meter / Efficiency Not less Than 65 % - For zone-2

7000 CFM / 20 mm Wg / dB 72 @ 3 Meter / Efficiency Not less Than 65 % - For Fire Pump Room

6000 CFM / 20 mm Wg / dB 72 @ 3 Meter / Efficiency Not less Than 65 % - For AC Plant Room

2500 CFM / 15 mm Wg / dB 72 @ 3 Meter / Efficiency Not less Than 65 % - For Electrical Room and Gas Manifold Room

For occupied zone Ventilation: 11000 CFM / 25 mm Wg

8500 CFM / 25 mm Wg

8000 CFM / 25 mm Wg

5500 CFM / 25 mm Wg

5000 CFM / 25 mm Wg

3500 CFM / 20 mm Wg

2500 CFM/15 mm Wg / dB 72 @ 3 Meter / Efficiency Not less Than 65 % - For Electrical Room and Gas Manifold Room

6000 CFM/20 mm Wg / dB 72 @ 3 Meter / Efficiency Not less Than 65 % - For AC Plant Room

Axial Flow Fans for Liftwell and Lift Lobby Pressurization Supply,installation,testing and commissining of direct driven Tube axial flow fans suitable for installing in any position in Horizontal or vertical with adjustable pitch blade, MS MS with powder double coated / High duty GSS long Casing , cast aluminium alloy impeller complete with TEFC Sq. Cage Induction type IE-3 motor suitable for 415 volts ± 10%, 50Hz ± 3 %, 4 Pole, three phase A.C supply of class `F` insulation motor`s winding with support, mountings, vibration isolators, fire retardant flexible canvass connector 150 mm deep with 25 mm slack at Outlet etc.The fans shall be as per specifications and tender Drawing of following capacity:- Thickness of the casing shall not be less than: For Dia (300 to 650) mm – 2mm, Dia (700 to 1140) mm – 3 mm, Dia (1200 to 1400) mm – 4mm and Dia 1600 – 5 mm.Multi piece casing is not accepted. Manufacturer shall furnish AMCA Test Certificate for air performance along with each fan sourced from that particular factory. GA Drawing and technical Data sheets should be get approval before dispatch 10000 CFM / 20 mm Wg - For Passanger Lift Lobby

8500 CFM / 15 mm Wg - For Passanger Lift Well

7500 CFM / 15 mm Wg - For Dr. / Service Lift Well

Supply, installation, testing and commissioning of Circular / Rectangular type Ducted Inline fans with motor complete with TEFC Sq. Cage Induction motor suitable for 220 volts ± 10%, 50Hz ± 3 %, single phase A.C supply of class `F` insulation with , mountings accessories in all respect with wiring upto power supply point and of following capacities and as per tender drawing: dB not to exceed 60 @ 1.5 Meter. GA Drawing and technical Data sheets should be get approval before dispatch 600 CFM / 15 mm WG total St. Press.

500 CFM / 15 mm WG total St. Press.

450 CFM / 15 mm WG total St. Press.

250 CFM / 10 mm WG total St. Press.

`Supplying, laying/ fixing, testing and commissioning of following nominal sizes of chilled / hot water piping inside the building (with necessary clamps, steel wire rope hangers/ vibration isolators and fittings but excluding valves, strainers, gauges etc.) duly insulated with following closed cell elastometric nitrile rubber of minimum 45 Kg / cu m density, thermal conductivity 0.037 W/MK or better at 20 deg mean temperature class `O` insulation applied by suitable adhesive or Chemically cross linked polyethlyne foam of class``O``(XLPE) with Aluminium PE foil for as per given below pipe size. The joints shall be sealed with 50 mm x 1 mm thick self adhesive tape at the joints etc. and complete as per specifications including repairing of damage to building etc. and as required complete in all respect. ` Note:- The Pipes of sizes 150mm and below shall be M.S. `C` class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. 250 mm dia.(32 mm thick insulation)

200 mm dia.(32 mm thick insulation)

150 mm dia. (32 mm thick insulation)

125 mm dia.(32 mm thick insulation)

100 mm dia. (32 mm thick insulation)

80 mm dia.(32 mm thick insulation)

65 mm dia(32 mm thick insulation)

50 mm dia(32 mm thick insulation)

40 mm dia. (32 mm thick insulation)

32 mm dia(19 mm thick insulation)

25 mm dia(19 mm thick insulation)

Supplying, laying, fixing, testing and commissioning of following thickness closed cell elastrometric nitrile rubber of class `O` applied by suiatable adhesive, as per specifications and as required complete in all respect.DSR : 16.5 32 mm

19mm

Supplying, fixing, testing and commissioning of following valves, strainers, gauges in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications. BUTTERFLY VALVE (MANUAL) with C I body SS Disc, Nitrile Rubber Seal and O- Ring PN 16 pressure rating for chilled water/hot eater circulation as specified. DSR : 16.7.1 From and above 200 mm dia shall be with Gear operated 200 mm

150 mm

125 mm

100 mm

80 mm

65 mm

50 mm

BALANCING VALVE WITH BUILT IN MEASURING FACILITY with C I body flanged construction with EPDM coated disc with long pitch with protected out pipe insulation and PN 16 pressure rating for chilled / hot water circulation as specified. DSR : 16.7.2 150mm

80mm

NON - RETURN VALVE with duel plate of C I body SS plates vulcanized NBR seal flanged end and PN 16 pressure rating for chilled / hot water circulation including insulation as specified.DSR : 16.7.3 150mm

NON - RETURN VALVE with duel plate of C I body SS plates vulcanized NBR seal flanged end and PN 16 pressure rating for chilled / hot water circulation including insulation as specified.DSR : 16.7.3 80mm

Y - STRAINER of Ductile CI Body flanged ends with stainless steel strainer for chilled / hot water circulation including insulation as specified.DSR : 16.7.4 150mm

80 mm

65mm

50mm

40mm

32mm

Supply, Installation, Testing and Commissioning of following sizes electronic, self- alancing, pressure independent type dynamic balancing valve with integrated 2 way modualating control valve (PIDB / High Rangeability Valve) in a single body. The actuator shall be capable of accepting upto 10V DC and upto 20mA electric signal and shall provide similar transduced feedback output to control system. Maximum close off pressure shall not be less than 6 Bar for upto 50 mm valves and 7 Bar for 65 mm and above. Valves should have pressure rating of 25 Bar Minimum. The modulating valves cost included with Digital Thermostat alongwith necessary wiring. DSR : 16.11.4 65mm

50 mm

40 mm

32 mm

25mm

20mm

Providing and fixing in position the industrial type pressure gauges with gun metal / brass valves complete as required DSR : 16.8

Providing and fixing in position the mercury in glass industrial type thermometers. DSR : 16.9

Supplying, fixing, testing and commissioning of condenser water pipes of following sizes of MS `C` class along with necessary clamps, vibration isolators, Rigid supports / Steel wire rope hangers and fittings such as bends,tees etc.but excluding valves, strainers, gauges etc. adequately supported on rigid supports duly painted/buried in ground excavation and refilling etc. as per specification and as required complete in all respect. Note:- The Pipes of sizes 150mm and below shall be M.S. `C` class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. 300 mm dia.

200 mm dia.

125 mm dia.

80 mm dia

`Supplying, fixing, testing and commissioning of following valves, gauges and strainers for condenser water circulation as per specifications. ` BUTTERFLY VALVE (MANUAL) with C I body SS disc nitrile sheet and O - ring and PN 16 pressure rating as specified. DSR : 16.11.1 200 mm dia.

125 mm dia.

65 mm dia.

Supply, Installation,testing and commissioning of Ball valves(full open port type) threaded type BSPT internal without Strainer complete with heavy duty PN16 bronze forged body, chrome plated bronze ball etc.and as specified in standard specification 25 mm

32 mm

40 mm

Supply, Installation,testing and commissioning of Ball valves(full open port type) threaded type BSPT internal with Strainer with SS304 and 3mm perforated complete with heavy duty PN16 bronze forged body, chrome plated bronze ball etc.and as specified in standard specification 25 mm

Closed Expansion Tank alongwith Air separator with Pressurisation Pump Kit for Chilled Water Line Supply, installation, testing and commissioning of following items GA drawing and technical Data sheets should be get approval before dispatch 1000 Ltr Closed type EXPANSION TANK along with necessary accessories such as air vents,Safety Valves, with required Support etc. The tank shall be made out of MS-2062 with replaceable heavy duty butyl rubber bladder. Centrifugal Air Separator with matching flanges, bolts, nuts and gasket, with supervent, strainer, insulation, valves and fittings, 250 mm dia, PN16 etc Pressurization Kit including Pumps required in the configuration of N plus 1 (1working plus 1 Stand By). The cost shall include necessary valve package and control logic panel (Head-27mtrs ) The above items shall be included with interlinked to each other as per neecessary wiring and Controls

Open Expansion Tank for Hot water line Supply,installation,testing and commissioning of M.S. expansion tank of size 600 mm x 600 mm x 600 mm height made of 3 mm thick mild steel sheet complete with 19 mm thick nitrile rubber / XLPE insulation covered with 24G Aluminium foil and complete with air vent and drain connection with valve, and control valves etc. as required.

Supply, installation, testing and commissioning of auto air vent valve with cock or ball valve of following sizes:- 15 mm dia auto air vent valve

25 mm dia auto air vent valve

Supply and installation of Rigid UPVC piping complete with U trap, fittings, elbows, bends and supports / steel wire rope hangers as per specifications and duly insulated with 6 mm thick closed cell Nitril rubber with factory laminated 7 mil glass cloth or Chemically cross linked polyethlyne foam of class`O`(XLPE) with Aluminium PE foil for as per given below pipe size. The joints shall be sealed with 50 mm x 1 mm thick self adhesive tape at the joints etc.as per specifications. 50 mm dia (Working pressure - 6Kg/cm2)

40 mm dia (Working pressure - 6Kg/cm2)

32 mm dia (Working pressure - 10Kg/cm2)

25 mm dia (Working pressure - 10Kg/cm2)

NON - RETURN VALVE with dual plate of C I body SS plates vulcanized NBR seal flanged end and PN 16 pressure rating as specified. DSR : 16.11.2 200 mm dia.

BALANCING VALVE WITH BUILT IN MEASURING FACILITY with C I body flanged construction with EPDM coated disc with long pitch with protected out pipe insulation and PN 16 pressure rating for condenser water circulation as specified. DSR : 16.7.2 200 mm

Y - STRAINER of Ductile CI Body flanged ends with stainless steel strainer for condenser water circulation including without insulation as specified.DSR : 16.7.4 200 mm

Providing and fixing in position the industrial type pressure gauges with gun metal / brass valves complete as required DSR : 16.8

Providing and fixing in position the mercury in glass industrial type thermometers. DSR : 16.9

Supply, Installation,testing and commissioning of Ball valves(full open port type) threaded type BSPT internal without Strainer complete with heavy duty PN16 bronze forged body, chrome plated bronze ball etc.and as specified in standard specification 32 mm

Supply, installation, testing and commissioning of auto air vent valve with cock or ball valve of following sizes:- 25 mm dia auto air vent valve

Squar / Rectangular Ducting (Factory Fabricated) - DSR:16.12.1 Supply, installation, balancing and commissioning of factory fabricated GSS sheet metal rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports/steel wire hangers etc. as per approved drawings and specifications of following sheet thickness complete as required. Thickness 0.63 mm sheet

Thickness 0.80 mm sheet

Thickness 1.00 mm sheet

Rectangular / Square Ducting ( Site fabrication ) - DSR:16.12.2 Supply, installation, balancing and commissioning of fabricated at site GSS sheet metal rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports/ steel wire rope hangers etc. as per approved drawings and specifications of following sheet thickness complete as required. Thickness 0.63 mm sheet

Thickness 0.80 mm sheet

Thickness 1.00 mm sheet

Thickness 1.25 mm sheet

`Supply , Installation, Testing and Comissioning of ducting made from aluminium sheet metal fabricated as per IS:655 and as per approved drawings and designs including the cost of hangers/ steel wire rope hangers, supports , angle , expansion fasteners , closed cell neoprene gasket TandP etc. as required of following gauge:- All as per pre approved by Engineer in charge. - ` 0.80mm (22 G)

Supply, installation, testing and commissioning of GI volume control duct damper complete with neoprene rubber gaskets, nuts, bolts, screws linkages, flanges etc, as per specifications. - DSR:16.13

Supplying and fixing of powder coated extruded aluminium Supply Air Grills with aluminium volume control dampers as per specifications. - DSR:16.15

Supplying and fixing of powder coated extruded aluminium Return Air Grills with louvers but without volume control dampers complete as required. - DSR:16.16

Supplying, fixing testing commissioning of supply air diffusers of powder coated aluminium with aluminium volume control dampers with anti smudge ring and removable core. - DSR:16.17

Supplying, fixing testing commissioning of Return air diffusers of powder coated aluminium without volume control dampers with anti smudge ring and removable core. - DSR:16.18

Supplying, Fixing,testing and commissioning of fire dampers in supply air duct/main branch and return air path as and where required of required sizes i/c control wiring,the damper shall be motorized and spring return so as to close the damper in the event of power failure automatically and open the same in case of power being restored. The spring return action shall be inbuilt mechanism and not externally mounted. The damper shall also be closed in the event of fire signal complete as required and as per specifications. - DSR:16.20 a) Fire damper

b) Actuator with control panel

Supply and fixing of acoustic lining of supply air duct and plenum with 25 mm thick resin bonded glass wool having density of 32 kg/m³, with 25 mm X 25 mm GI section of 1.25 mm thick, at 600 mm centre to centre covered with Reinforced Plastic tissue paper and 0.5 mm thick perforated aluminum sheet fixed to inside surface of ducts with cadmium plated nuts, bolts, stick pins, CPRX compound etc. or anti-microbial Chemically cross linked polyethlyne foam of class`O`(XLPE)complete as required and as per specifications. - DSR:16.21

Supplying and fixing of following thickness duly laminated aluminum foil of mat finish closed cell Nitrile rubber (Class `O`) insulation on existing duct after applying suitable adhesive for Nitrile rubber. The joints shall be sealed with 50 mm wide and 3 mm thick self adhesive nitrile rubber tape insulation or anti-microbial Chemically cross linked polyethlyne foam of class`O`(XLPE) with Aluminium PE foil complete as per specifications and as required. - DSR:16.23 19 mm

`Supplying and fixing of Underdeck insulation on RCC slab ceiling with approved sample of Class ``O`` closed cell Nitrile Rubber Insulation with 25 mm Thickness and density 40-55 Kg/Cum .Thermal Conductivity not exceeding 0.035 W/mK at an average Temperature of 0°C. Material shall have fire performance acc. to BS 476 Part 7 and Part 6, water vapour diffusion resistance ( µ factor ) shall be greater than 7000 and tested from third party for the parameteres.Insulation material shall be factory laminated with Aluminium Foil.

Supply, installation Testing and commissioning of wall mount differential pressusre sensor having high accuracy of plus /- 2% of measuring value(m.v.) and shall generate an output of 0-10 VDC/ 4-20 mA as output. Power supply for sensor is 24 VAC

Supplying and fixing of 18 G thick Aluminium extruded powder coated Fresh / Exhaust air weather protected louvers with bird screen type i.e. louvers blade shall be at 45° inclination with blade pitch 40 mm (with Aluminium frames if required) for ventilation. as per specification and sizes will be as per tender drawing mentioned.

HVAC Panels fabricated out of 2mm thick for structural members (Load bearing members) and 1.6mm thick for door and covers (Non load bearing members) CRCA sheet in cubicle compartmentalize free standing floor mounted, dust and vermin proof with reinforcement of suitable size angle iron, channel `T` irons and / or flats wherever necessary, 16 gauge CRCA sheet steel shall be used for final distribution panels. Cable gland plates shall be provided on top as well as at the bottom of the panels. Panels shall be treated with all anticorrosive process before painting as per specifications with 2 coats of zinc chromate primer and final approved shade of enamelled paint. 2 Nos. earthing terminals shall be provided for all distribution panels. Panels shall be suitable for 415V, 3-phase, 4-wire, 50Hz supply system, lifting hooks shall also be provided in case of large panels. Approval shall be taken for each panel before fabrication. Galvanized hardwares with zinc passivation shall be used in fabrication of panels. All Switchboards shall have provision for entry of cables from the top or bottom as required All live accessible parts shall be shrouded and all equipment shall be finger touch proof. The Busbars insulation shall be with heat shrinkable sleeves.SMC/DMC shrouds and busbar supports shall be used. Padlocking facility shall be provided on all out going feeders doors and switch handles shll be lockable in off position. Space heater with thermostate and internal lighting shall be provided in all panels. GA Drawings shall be got approved before fabrication. All ACB/MCCB`s /MCB/Equipment shall be as per technical specifications Approval shall be taken for each panel in the form of shop (GA and SLD) Drawings before fabrication. MCC -1 Main A/C Panel ( AC Plant Room) Supply, Installation, testing and commissioning of Cubical type main MV panel board suitable for 3 phase, 415 volts, 50 Hz and of 50 KA rupturing capacity at 415 volts, fabricated from minimum 2 mm thick and doors of 1.6 mm thick CRCA sheet powder coated through seven tank process facility for prickling and degreasing complete with mountings, interconnections, earthing etc including mechanical and Electrical Inter locking as required. Incoming Incoming 2 No 1200A, FP, 50KA, EDO air circuit breaker with microprocessor based release having O/L,S/C Instantaneous and E/F protection with display of all energy parameters, Last 10 trip history. Having feature of ZSI and Terminal adaptors on Load and line side of breaker, seperate fault diffreciation indications (O/L, S/C, E/F), Ready to close, Pre overload, spring charge on panel door. i. 0-500 volts Digital voltmeter with selector switch and protection fuses. - 2 Set ii. 0- 1200A Digital Ammeter with selector switch of suitable range with three nos of CTs -2 Set iii. 1 No. Digital KWH Meter with RS-485 cummnication port - 2 Set iv. 6 No. Phase indicating lamps with MCB`s Protection. 2 Set Main bus bar rated at 1200 amps TPN, 50 KA with heat shrinkable sleeve and shall be of aluminium. Bus-Coupler between two supplies One (1) no. 1600 Amps, 415 V, 50KA, four pole EDO ACB Bus coupler breaker complete with under voltage and shunt trip release, anti pumping protection, ON/OFF/ indication etc. to be interlocked with the incommers to allow closing of breakers in such a way that either transformer or DG Sets supply can be fed to the buses in all operating condition and necessary interlocking can be achieved. All TM MCCB`s shall be Ics = 100% Icu, with Double break mechanism, rotary handle, phase barriers, spreader terminals and pad locking arrangement, with adjustable O/L and Fixed S/C trip setting as per load requirement. OUTGOING 03 Nos. 400 Amps MCCB as outgoing feeder for Water Cooled Screw Chiller(2W plus 1SB), over load relay with built in single phasing protection. The compartment shall contain an indicating lamp with MCB for ‘ON’ status. One as a spare. 03 Nos.32 amps MPCB with Automatic Star Delta starter for 10 HP motor, over load relay with built in single phasing protection and outgoing feeder to primary chilled water pump motor(2W plus 1SB). The compartment shall contain an indicating lamp with MCB for ‘ON’ status ofpumps motor. 03 Nos.63 amps MCCB as outgoing feeder for 20 - 25 HP motor VFD, over load relay with built in single phasing protection and outgoing feeder to secondary chilled water pump motor(2W plus 1SB) . The compartment shall contain an indicating lamp with MCB for ‘ON’ status of pumps motor. 03 Nos. 100 amps MCCB with Automatic Star Delta starter suitable for 40 HP motor, over load relay with built in single phasing protection and outgoing feeder to condenser water pump motor(2W plus 1SB). The compartment shall contain an indicating lamp with MCB for ‘ON’ status of pumps motor. 1 No.40 Amps MCB as outgoing feeder for CT`s Starter Panel at terrace, over load relay with built in single phasing protection. The compartment shall contain an indicating lamp with MCB for ‘ON’ status. 2 Nos.320 Amps MCCB as outgoing feeder for Hot Water Generator, over load relay with built in single phasing protection. The compartment shall contain an indicating lamp with MCB for ‘ON’ status. 02 Nos.32 amps MPCB with Automatic Star Delta starter for 10 HP motor, over load relay with built in single phasing protection and outgoing feeder to Hot Water Generator pump motor(1W plus 1SB) for Monsoon Reheat. The compartment shall contain an indicating lamp with MCB for ‘ON’ status ofpumps motor. 01 Nos.25 amps MCB as outgoing feeder for ATC. The compartment shall contain an indicating lamp with MCB for ON/OFF status of pumps motor. 01 Nos.25 amps MCB as outgoing feeder for Side Stream Filtration. The compartment shall contain an indicating lamp with MCB for ON/OFF status of pumps motor. 02 Nos.20 amps MCB with DOL starter for 1.5 HP motor of Tube Axial fan for Ventilation, over load relay with built in single phasing protection . The compartment shall contain an indicating lamp with MCB for ‘ON’ status ofpumps motor. 02 Nos.63 amps MCCB as outgoing feeder for Ground and First Floor`s AHU`s Outgoing feeder Panel. The compartment shall contain an indicating lamp with MCB for ‘ON’ status . 03 Nos.100 amps MCB as outgoing feeder for Second, Fourth and Fifth Floor`s AHU`s Outgoing feeder Panel. The compartment shall contain an indicating lamp with MCB for ‘ON’ status. 01 No.125 amps MCB as outgoing feeder for Third Floor`s AHU`s Outgoing feeder Panel. The compartment shall contain an indicating lamp with MCB for ‘ON’ status. Necessary cable alleys, wiring and G.I. earthing of all equipment shall also be provided. Note: a. Potential free contact shall be provided with necessary modbus protocol compatible to BMS and energy management system. b. All outgoing MCCB shall be Ics=50 KA fault current.

MCC - 2, Cooling Tower`s(CT`s) Starter Panel weather protected IP 65 Supply, Installation, testing and commissioning of Cubical type main MV panel board suitable for 3 phase, 415 volts, 50 Hz and of 25 KA rupturing capacity at 415 volts, fabricated from minimum 2 mm thick and doors of 1.6 mm thick CRCA sheet powder coated through seven tank process facility for prickling and degreasing complete with mountings, interconnections, earthing etc including mechanical and Electrical Inter locking as required. Incoming 40 AMP MCCB TP plus NL 25 KA incoming Thermal magnetic with O/L, S/C With ROM. 1 No. Analog VA meter and CTs of rating 40/5A. 3 Nos.phase indicating lamps. Main bus bar rated at 50 amps TPN, 25 KA with heat shrinkable sleeve and shall be of aluminium. Note: The AC contractor shall provide fire shunt relay contact in his panel wherever necessary along with auto / manual mode selector switch in the outgoing feeder for Fan to take fire input signal (Potential Free Contact).Cost shall be included in the panel price quoted by him. OUTGOING 2 Nos. 25 A TPN MPCB with Star Delta starter CT Fan`s motor, overload relay inbuilt single phase prevention, start/stop push buttons, on / off / trip indication lights with protection fuse, Auto Manual Selector switch. MPCB Shall be 10 KA All outgoing feeder shall have following accessories. 02 Nos. ON/OFF indicating lights with protection switch. Note: a. Potential free contact shall be provided with necessary modbus protocol compatible to BMS and energy management system.

Typical MCC - 4, Mechanical Ventilation Fan`s Starter Panel for Emergency Smoke Exhaust Supply, Installation, testing and commissioning of Cubical type main MV panel board suitable for 3 phase, 415 volts, 50 Hz and of 25 KA rupturing capacity at 415 volts, fabricated from minimum 2 mm thick and doors of 1.6 mm thick CRCA sheet powder coated through seven tank process facility for prickling and degreasing complete with mountings, interconnections, earthing etc including mechanical and Electrical Inter locking as required. 25 A TPN MCB with DOL starter CT Fan`s motor, overload relay inbuilt single phase prevention, start/stop push buttons, on / off / trip indication lights with protection fuse, Auto Manual Selector switch. MPCB Shall be 10 KA Note: The AC contractor shall provide fire shunt relay contact in his panel wherever necessary along with auto / manual mode selector switch in the outgoing feeder for Fan to take fire input signal (Potential Free Contact).Cost shall be included in the panel price quoted by him.

Typical MCC - 5, AHU`s Outgoing feeder panel for Ground and First Floor Supply, Installation, testing and commissioning of Cubical type main MV panel board suitable for 3 phase, 415 volts, 50 Hz and of 25 KA rupturing capacity at 415 volts, fabricated from minimum 2 mm thick and doors of 1.6 mm thick CRCA sheet powder coated through seven tank process facility for prickling and degreasing complete with mountings, interconnections, earthing etc including mechanical and Electrical Inter locking as required. Incoming 63 AMP MCCB TP plus NL 25 KA incoming Thermal magnetic with O/L, S/C . 1 No. Analog VA meter and CTs of rating 63/5A. 3 Nos.phase indicating lamps. Main bus bar rated at 100 amps TPN, 25 KA with heat shrinkable sleeve and shall be of aluminium. Note: The AC contractor shall provide fire shunt relay contact in his panel wherever necessary along with auto / manual mode selector switch in the outgoing feeder for Fan to take fire input signal (Potential Free Contact).Cost shall be included in the panel price quoted by him. OUTGOING 1 No. 32 A MCB for AHU`s VFD motor, start/stop push buttons, on / off / trip indication lights with protection fuse, Auto Manual Selector switch. MCB Shall be 10 KA 2 No. 25 A MCB for AHU`s VFD motor, start/stop push buttons, on / off / trip indication lights with protection fuse, Auto Manual Selector switch. MCB Shall be 10 KA 3 Nos. 16 A MCB for AHU`s VFD motor, start/stop push buttons, on / off / trip indication lights with protection fuse, Auto Manual Selector switch. MCB Shall be 10 KA Note: a. Potential free contact shall be provided with necessary modbus protocol compatible to BMS and energy management system.

Typical MCC - 6, AHU`s Outgoing feeder panel for Second, Fourth and Fifth Floor Supply, Installation, testing and commissioning of Cubical type main MV panel board suitable for 3 phase, 415 volts, 50 Hz and of 25 KA rupturing capacity at 415 volts, fabricated from minimum 2 mm thick and doors of 1.6 mm thick CRCA sheet powder coated through seven tank process facility for prickling and degreasing complete with mountings, interconnections, earthing etc including mechanical and Electrical Inter locking as required. Incoming 100 AMP MCCB TP plus NL 25 KA incoming Thermal magnetic with O/L, S/C . 1 No. Analog VA meter and CTs of rating 100/5A. 3 Nos.phase indicating lamps. Main bus bar rated at 125 amps TPN, 25 KA with heat shrinkable sleeve and shall be of aluminium. Note: The AC contractor shall provide fire shunt relay contact in his panel wherever necessary along with auto / manual mode selector switch in the outgoing feeder for Fan to take fire input signal (Potential Free Contact).Cost shall be included in the panel price quoted by him. OUTGOING 2 No. 32 A MCB for AHU`s VFD motor, start/stop push buttons, on / off / trip indication lights with protection fuse, Auto Manual Selector switch. MCB Shall be 10 KA 2 No. 25 A MCB for AHU`s VFD motor, start/stop push buttons, on / off / trip indication lights with protection fuse, Auto Manual Selector switch. MCB Shall be 10 KA 2 Nos. 16 A MCB for AHU`s VFD motor, start/stop push buttons, on / off / trip indication lights with protection fuse, Auto Manual Selector switch. MCB Shall be 10 KA Note: a. Potential free contact shall be provided with necessary modbus protocol compatible to BMS and energy management system.

MCC - 7, AHU`s Outgoing feeder panel for Third Floor Supply, Installation, testing and commissioning of Cubical type main MV panel board suitable for 3 phase, 415 volts, 50 Hz and of 25 KA rupturing capacity at 415 volts, fabricated from minimum 2 mm thick and doors of 1.6 mm thick CRCA sheet powder coated through seven tank process facility for prickling and degreasing complete with mountings, interconnections, earthing etc including mechanical and Electrical Inter locking as required. Incoming 125 AMP MCCB TP plus NL 25 KA incoming Thermal magnetic with O/L, S/C . 1 No. Analog VA meter and CTs of rating 125/5A. 3 Nos.phase indicating lamps. Main bus bar rated at 150 amps TPN, 25 KA with heat shrinkable sleeve and shall be of aluminium. Note: The AC contractor shall provide fire shunt relay contact in his panel wherever necessary along with auto / manual mode selector switch in the outgoing feeder for Fan to take fire input signal (Potential Free Contact).Cost shall be included in the panel price quoted by him. OUTGOING 2 No. 32 A MCB for AHU`s VFD motor, start/stop push buttons, on / off / trip indication lights with protection fuse, Auto Manual Selector switch. MCB Shall be 10 KA 5 No. 25 A MCB for AHU`s VFD motor, start/stop push buttons, on / off / trip indication lights with protection fuse, Auto Manual Selector switch. MCB Shall be 10 KA 3 Nos. 16 A MCB for AHU`s VFD motor, start/stop push buttons, on / off / trip indication lights with protection fuse, Auto Manual Selector switch. MCB Shall be 10 KA Note: a. Potential free contact shall be provided with necessary modbus protocol compatible to BMS and energy management system.

Typical MCC - 8, Panel for Basement Ventilation - Car Parking - Zone - 1 and 2 Supply, Installation, testing and commissioning of Cubical type main MV panel board suitable for 3 phase, 415 volts, 50 Hz and of 25 KA rupturing capacity at 415 volts, fabricated from minimum 2 mm thick and doors of 1.6 mm thick CRCA sheet powder coated through seven tank process facility for prickling and degreasing complete with mountings, interconnections, earthing etc including mechanical and Electrical Inter locking as required. Incoming 40 AMP MCCB TP plus NL 25 KA incoming Thermal magnetic with O/L, S/C . 1 No. Analog VA meter and CTs of rating 40/5A. 3 Nos.phase indicating lamps. Main bus bar rated at 63 amps TPN, 25 KA with heat shrinkable sleeve and shall be of aluminium. Note: The AC contractor shall provide fire shunt relay contact in his panel wherever necessary along with auto / manual mode selector switch in the outgoing feeder for axial Flow Fan to take fire input signal (Potential Free Contact).Cost shall be included in the panel price quoted by him. Outgoing 2 Nos. 25 A MCB with DOL Starter for Exhaust Fan`s Motor, start/stop push buttons, on / off / trip indication lights with protection fuse, Auto Manual Selector switch. MCB Shall be 10 KA Note: a. Potential free contact shall be provided with necessary modbus protocol compatible to BMS and energy management system.

Typical MCC - 9, Panel for AC Plant Room and Fire Pump Room Supply, Installation, testing and commissioning of Cubical type main MV panel board suitable for 3 phase, 415 volts, 50 Hz and of 25 KA rupturing capacity at 415 volts, fabricated from minimum 2 mm thick and doors of 1.6 mm thick CRCA sheet powder coated through seven tank process facility for prickling and degreasing complete with mountings, interconnections, earthing etc including mechanical and Electrical Inter locking as required. Incoming 32 AMP MCCB TP plus NL 25 KA incoming Thermal magnetic with O/L, S/C . 1 No. Analog VA meter and CTs of rating 32/5A. 3 Nos.phase indicating lamps. Main bus bar rated at 40 amps TPN, 25 KA with heat shrinkable sleeve and shall be of aluminium. Note: The AC contractor shall provide fire shunt relay contact in his panel wherever necessary along with auto / manual mode selector switch in the outgoing feeder for axial Flow Fan to take fire input signal (Potential Free Contact).Cost shall be included in the panel price quoted by him. Outgoing 2 Nos. 16 A MCB with DOL Starter for Exhaust Fan`s Motor, start/stop push buttons, on / off / trip indication lights with protection fuse, Auto Manual Selector switch. MCB Shall be 10 KA Note: a. Potential free contact shall be provided with necessary modbus protocol compatible to BMS and energy management system.

MCC - 10, Emergency Panel weather proof IP 65 - For Pressurization and Atrium Smoke Exhaust Supply, Installation, testing and commissioning of Cubical type main MV panel board suitable for 3 phase, 415 volts, 50 Hz and of 25 KA rupturing capacity at 415 volts, fabricated from minimum 2 mm thick and doors of 1.6 mm thick CRCA sheet powder coated through seven tank process facility for prickling and degreasing complete with mountings, interconnections, earthing etc including mechanical and Electrical Inter locking as required. Incoming 100 AMP MCCB TP plus NL 25 KA incoming Thermal magnetic with O/L, S/C . 1 No. Analog VA meter and CTs of rating 100/5A. 3 Nos.phase indicating lamps. Main bus bar rated at 125 amps TPN, 25 KA with heat shrinkable sleeve and shall be of aluminium. Note: The AC contractor shall provide fire shunt relay contact in his panel wherever necessary along with auto / manual mode selector switch in the outgoing feeder for axial Flow Fan to take fire input signal (Potential Free Contact).Cost shall be included in the panel price quoted by him. Outgoing 6 Nos. 16 A MCB with DOL Starter for Liftwell Pressurization Fan`s Motor, start/stop push buttons, on / off / trip indication lights with protection fuse, Auto Manual Selector switch. MCB Shall be 10 KA 4 Nos. 25 A MCB with DOL Starter for Lift lobby Pressurization and Atrium Smoke Exhaust Fan`s Motor, start/stop push buttons, on / off / trip indication lights with protection fuse, Auto Manual Selector switch. MCB Shall be 10 KA Note: a. Potential free contact shall be provided with necessary modbus protocol compatible to BMS and energy management system.

Supplying, laying, effecting proper termination, testing and commissioning of the following POWER CABLE sizes of 1.1 KV -PVC inner sheated,extruded PVC type ST2 sheathed and Galvanised steel strips/wire as per IS 7908 (Part-I) armoured aluminium conductor cables conforming to relevant latest amended Indian Standards and aluminium lugs as per specification standard. 3.5C X 300 sq. mm

3.5C X 240 sq. mm

4C X 35 sq. mm

4C X 25 sq. mm

4C X 16 sq. mm

4C X 10 sq. mm

4C x 6 Sq. mm

CONTROL CABLE ( PVC insulated and PVC sheathed, flexible, Copper Conductor of 1.1 KV grade on existing cable trays) as per specification standard. (DSR- 1.17) 4C X 1.5 Sq.mm

`Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. (DSR:9.1) ` 3.5C X 300 sq. mm

3.5C X 240 sqmm

4C X 16 sqmm

4C X 10 sqmm

4C x 6 Sq. mm - (Considered for 3Cx10 Sq.mm)