GENERAL

Air-Cooled VRF Outdoor Unit (28 HP) Supply, installation, testing, and commissioning (SITC) of an air-cooled, inverter-driven Variable Refrigerant Flow (VRF) outdoor unit of 28 HP nominal cooling capacity, suitable for outdoor installation on a terrace or dedicated plant room floor. The unit must meet the following technical criteria: • Compressor Type: Equipped with high-efficiency DC Inverter Scroll Compressor(s) capable of stepless capacity modulation from 10% to 100% to precisely match varying indoor heat loads. • Refrigerant: Factory pre-charged or design-compliant with eco-friendly R-410A green refrigerant. • Power Supply: Rated for 380–415V, 3-Phase, 50Hz AC power supply. • Heat Exchanger: Anti-corrosive Blue Fin / Gold Fin coated copper tubes with hydrophilic aluminum fins to withstand harsh weather and coastal conditions. • Fan & Motor: Top-discharge, aerodynamic axial fan(s) driven by high-efficiency DC fan motors with high external static pressure (ESP) capabilities (minimum 60-80 Pa) for flexible ducting if required. • Oil Management: Automated, highly reliable oil balancing and recovery management system between compressors/modules without interrupting heating or cooling operations. • Connectability: High piping flexibility with a total allowable piping length of up to 1,000 meters, actual longest length up to 165 meters, and a maximum level difference between indoor and outdoor units up to 50/90 meters. • Safety Features: Built-in high/low pressure switches, over-current protection, phase sequence protector, compressor cranking heater, and discharge temperature sensor. • Controls: Microprocessor-based control panel capable of networking with centralized controllers, individual remote controllers, and seamless integration with Building Management Systems (BMS) via BACnet or Modbus gateways. (as per quotation)

11 TR High-Static Ceiling-Suspended DX Indoor Unit / AHU Supply, installation, testing, and commissioning (SITC) of a high-efficiency, 11 TR nominal capacity high-static ceiling-suspended DX type indoor air handling unit, factory-configured to operate seamlessly with an inverter-driven VRF system or matching condensing unit: • DX Cooling Coil: Constructed from seamless inner-grooved copper tubes with mechanical bonding to hydrophilic-coated aluminum fins. Factory tested under rigorous pressure (min 400-500 psi) for leak-proof operations with R-410A / R-32 systems. • Blower & Fan System: Equipped with a heavy-duty, high-performance DIDW (Double Inlet Double Width) forward or backward curved centrifugal fan. Statically and dynamically balanced to offer low-noise operations while delivering high External Static Pressure (ESP) (typically 150-250 Pa) to overcome extensive supply and return duct distribution resistance. • Fan Motor: Driven by a premium efficiency, 3-Phase, 415V ±10%, 50Hz AC induction motor with Class F insulation and minimum IP55 enclosure protection rating. • Filtration Section: Integrated track containing a slide-out, washable G4 / MERV 8 pre-filter (down to 10 microns) housed in an aluminum or metallic rigid frame for easy maintenance access. • Casing & Insulation: Casing constructed from rigid, heavy-gauge single/double-skin galvanized steel (GI) sheets, internally lined with high-density thermal and acoustic insulation (minimum 25mm PUF or glass wool paneling) to entirely eliminate casing sweat and structure-borne sound breakouts. • Drain Pan: Double-sloped, heavy-gauge Stainless Steel (SS-304) or highly insulated GI drain tray extending underneath the coil and expansion valve kit to ensure positive condensate drainage. • Controls: Equipped with a built-in Electronic Expansion Valve (EEV) kit, unit microprocessor control PCB, terminal block connections, and factory-ready interfacing compatibility with local wired controllers and Building Management Systems (BMS) via Modbus/BACnet protocol gateways. (as per quotation)

Supply of Air cooled VRV / VRF Air Conditioning system of having high COP complete with indoor and outdoor units duly charged with refrigerant R-410A and oil (first charge) suitable for cooling with individual controller, (suitable for 415 +/- 10% for outdoor and 230 +/- 5% for indoor units) and complete with all accessories, fittings etc. The units shall be BMS Compatible. Outdoor Units shall be fully inverter system complete with 100% scroll/rotary compressor and drive arrangement, initial charge of refrigerant (R-410A),refrigerant piping, drier, sight glass, dual pressure cutout all housed and supported properly in cabinet, air cooled condenser & its controller for following capacities. The VRV system shall be cooling only system. Makes: As per list of recommended brands as category I. Type of Compressor: Hermitic sealed Inverter Scroll/Twin Rotary ODU should deliver the required capacity at the ambient conditions of the place as per ISHRAE Standards. The System should be highly energy efficient, and COP shall not be less than 3.7. The outdoor units shall be suitable for operation between 5 and 53 deg C in cooling mode.

Lifting, shifting, positioning, Installation and testing of the ODUs including all accessories with Vibration Isolators for ODUs etc., complete

Supply of 8TR Indoor Units consisting of 3/4 row deep DX coil, drain pan, filter, blower section and drive arrangement, initial charge of refrigerant & oil, integral refrigerant piping, electronic expansion valve, electrical panel with controls, duly wired, thermostatic control corded/cordless remote controller supports for indoor units etc. Makes: As per list of recommended brands as category I.

Installation, testing & commissioning of Indoor Units consisting of 2/3/4 row deep DX coil, filter, blower section and drive arrangement, initial charge of refrigerant & oil, integral refrigerant piping, electronic expansion valve, electrical panel with controls duly wired, thermostatic control corded/cordless remote controller supports for indoor units etc.

Supply and Installation of Multi Connection Joint / Ref Nets for IDUs

Supply, Installation, Testing & Commissioning Simple wireless remote controller to control the IDUs with Machine coding, ON-OFF & Temp. setting of individual IDU and group of IDU.

Supply, installation, testing & commissioning of stand-alone, intelligent Touch controller with Display for controlling the indoor & outdoor units from a Remote place for all the circuits. ELEC-5.6.24 MAT-03823

Supplying, installing, testing of Refrigerant piping, 34.9 mm, fittings, supports, 19 mm nitrile insulation. ELEC-5.6.20(a) MAT-03809

Supplying, installing, testing of Refrigerant piping, 28.6 mm, fittings, supports, 19 mm nitrile insulation. ELEC-5.6.20(b) MAT-03810

Supplying, installing, testing of Refrigerant piping, 22.2 mm, fittings, supports, 19 mm nitrile insulation. ELEC-5.6.20(c) MAT-03811

Supplying, installing, testing of Refrigerant piping, 19.1 mm, fittings, supports and 13 mm nitrile insulation. ELEC-5.6.20(d) MAT-03812

Supplying, installing, testing of Refrigerant piping, 15.9 mm, fittings, supports and 13 mm nitrile insulation. ELEC-5.6.20(e) MAT-03813

Supplying, installing, testing of Refrigerant piping, 12.7 mm, fittings, supports and 13 mm nitrile insulation. ELEC-5.6.20(f) MAT-03814

Additional Supply and transportation of R 410A Gas for the system ELEC-5.6.22 MAT-03821

Providing Pressure testing of entire system with Nitrogen and vacuuming nitrogen for all indoor and outdoor units. The pressure testing shall be done as per OEM recommendation. ELEC-5.6.23 MAT-03822

Supply, installation, testing& commissioning of 20 gauge, GSS Ducting with required angle flanges & installation materials such as heavy duty supports by anchor fasteners etc as required asper IS 655 /SMACNA Standards. Makes: As per list of recommended brands. ELEC-5.6.25(c) MAT-03826

Supply, installation, testing& commissioning of 22 gauge, GSS Ducting with required angle flanges & installation materials such as heavy duty supports by anchor fasteners etc as required asper IS 655 /SMACNA Standards. Makes: As per list of recommended brands. ELEC-5.6.25(b) MAT-03825

Supply, installation, testing& commissioning of 24 gauge, GSS Ducting with required angle flanges & installation materials such as heavy duty supports by anchor fasteners etc as required asper IS 655 /SMACNA Standards. Makes: As per list of recommended brands.ELEC-5.6.25(a) MAT-03824

Supply &Fixing of Duct Thermal Insulation applied outside of the duct work with All. backed Closed cell nitrile/ Cross linked foam duly fixed with adhesive and tapes. Makes: As per list of recommended brands. - 13 mm Thick ELEC-5.6.26 MAT-03828

Supply & Fixing of Duct Acoustic Insulation applied inside of the duct work with All. backed Open cell nitrile duly fixed with adhesive and tapes Makes: As per list of recommended brands. 10/15 mm Thick ELEC-5.6.27(a) MAT-03829

Supply, Installation, Testing and commissioning of extruded Aluminum powder coated grills/ diffusers for supply with removable core type with collar damper, sized to prevent direct jets over courts. ELEC-5.6.28 MAT-03830

Supply, Installation, Testing and commissioning of extruded Aluminum powder coated grills/ diffusers for return with removable core type without collar damper for High-level perimeter return-air grilles, removable-core type. ELEC-5.6.29 MAT-03831

Supplying and installing of 18G frame / 20G blades for balancing branches and zones. ELEC-5.6.30 MAT-03832

Supplying and installing of Weather-protected fresh-air intake louver with bird/insect screen and filtration. ELEC-5.6.31 MAT-03833

Supplying and installing of Fire dampers at rated wall/shaft penetrations, minimum 225 mm width, with sleeve. ELEC-5.6.33 MAT-03835

Supplying and installing of Canvas/flexible connector between indoor/TFA units and ductwork. ELEC-5.6.35 MAT-03837

Supplying and installing of Condensate drain piping with fittings, supports, glass-cloth protection and insulation. ELEC-5.6.21(b) MAT-03818

Supplying and installing of Condensate drain piping with fittings, supports, glass-cloth protection and insulation. ELEC-5.6.21(c) MAT-03819

Supplying and installing of Control/interconnection cable in PVC conduit between indoor and outdoor units. as per quotation

Supplying and installing of Floor-mounted CRCA HVAC MCC panel with metering, protection, powder coating, internal busbars, erection and testing. as per quotation

Supplying and installing of Power cable from HVAC panel to outdoor equipment, including laying and earthing conductor. as per quotation

Supplying and installing of Auxiliary power cable including laying and earthing conductor. as per quotation

Supply, transport and installation of HDG perforated tray without cover, including bends, tees and supports. ELEC-4.2.1(c) MAT-03574

Supply, transport and installation of HDG perforated tray without cover, including bends, tees and supports. ELEC-4.2.1(b) MAT-03573

Supply and installation of MS support structure for outdoor units, with primer/paint. as per quotation

Supply and installation of Maintenance-free earth electrode with compound and inspection chamber, complete. ELEC-6.7.1 MAT-04135

Testing, adjusting and balancing, court-level air-velocity measurements and CFD/field validation for badminton competition mode; target court-zone velocity not above 0.2 m/s. As per quotation

Supply, installation, testing and commissioning of inverter type split air-conditioning unit of 2.0 TR nominal capacity, comprising high-wall mounted indoor unit and matching outdoor condensing unit with hermetically sealed inverter compressor, suitable for operation on 230V, 50Hz, single-phase AC supply, using refrigerant R-32 / R-410A, with minimum 3-star BEE rating and cooling capacity not less than approximately 21,600 BTU/hr, complete with factory-supplied cordless remote controller, air filters, louvers and controls. The work shall include supply and fixing of indoor and outdoor units, mounting brackets/supports, vibration isolators, interconnecting insulated refrigerant copper piping up to 3 m, condensate drain piping, interconnecting 4-core copper flexible control/power cable up to 4 m, flare fittings, clamps, sleeves, sealing of wall openings, pressure testing, vacuuming, refrigerant charging/top-up if required, electrical connections, trial run, testing and commissioning, including all labour, tools, tackles, transportation and incidental charges, complete as directed by the Engineer-in-Charge.

Providing, supplying and installing Pongori TTT 930 ITTF Indoor Competition Table Tennis Table or equivalent approved make, conforming to standard competition dimensions, with competition-grade playing top, rigid steel underframe, folding mechanism, lockable castor wheels, net and post assembly, complete with all accessories, transportation, assembly, installation and testing, complete as directed by the Engineer-in-Charge. Unit: Each

Providing and fixing 48 mm wide suspended linear LED light fitting, complete with aluminium profile, diffuser, LED module, driver, suspension kit, wiring and all accessories, including installation, testing and commissioning complete. (as per quotation); Unit: Rmt

Providing, supplying and laying heavy-duty EPDM / recycled rubber flooring of approved colour, texture and quality, comprising high-density SBR/recycled rubber base with coloured EPDM wear layer, of minimum 10 mm overall thickness, laid over smooth, level and properly prepared cement concrete/screed flooring using approved polyurethane adhesive, including surface preparation, cutting, jointing, edge finishing, skirting/transition profiles wherever required, rolling, cleaning, wastage, labour, transportation and all incidental charges, complete as per manufacturer’s specifications and as directed by the Engineer-in-Charge. Flooring shall be slip-resistant, shock-absorbing, impact-resistant, easy to maintain and suitable for indoor gymnasium use. Quotation

Provision for Seignorage charges

Provision Towards merit 2%

Provision Towards DMF 30%

Provision for NAC @ 0.10%

Provision for GST @ 18%

Provision for TPQA @ 0.739 %

Provision for PMC @2.0% on ECV Incl GST

Provision for Architectural Design charges @2.0% on ECV Incl GST

Unforeseen item