Construction of CCCR Room at D Block 2nd Floor Udaan Bhawan New Delhi. SH Provision of VRF and VRV System and Associated Electrical works.

Amount

Supplying, Installation, Testing & Commissioning of Modular type Variable Refrigerant Flow/Variable Refrigerant Volume air cooled Outdoor units suitable for cooling/heating having 100% hermetically sealed inverter type twin Rotary/Scroll Compressor(s), minimum two compressors (with individual separate PCB) for above 14HP modules, microprocessor based Controller, top discharge type condensing unit(s), with R-410-A Refrigerant or equivalent, vibration Isolators with suitable foundation etc. complete as required. To have better efficiency condenser fan shall be capable to operate at different speed with respect to load. The unit shall deliver the rated capacity and in confirmation as per IS 18728:2024 and CPWD Specifications and work even at 50°C ambient temperature without tripping. The system shall be able to deliver 100% of the rated capacity upto 39 degree Celcius. The unit shall be suitable to work on 400V +/- 10%, 3 Phase, 50Hz AC power supply and BMS compatible. The unit shall be filled with first charge of the refrigerant and ready for use as required. The condenser should be coated with a hydrophilic film to prevent water accumulation on the surface of the heat exchanger, enhance water dispersion, and reduce the risk of degradation, thereby improving overall performance and durability. The Indian Seasonal Energy Efficiency Ratio (ISEER) of the unit shall be as per Energy Conservation and Sustainable Building Code (ECSBC) 2024 as below and complete as per CPWD specification, connections, inter connections etc. as required. (For capacity <40 kWr ISEER 5.4, Capacity > 40 and <70 ISEER 5.5, Capacity > 70 ISEER 5.6 for ECSBC Building) For Cooling or Heating or Both.

40 HP outdoor unit

Supplying, Installation, Testing & Commissioning of Modular type Variable Refrigerant Flow/Variable Refrigerant Volume air cooled Outdoor units suitable for cooling/heating having 100% hermetically sealed inverter type twin Rotary/Scroll Compressor(s), minimum two compressors (with individual separate PCB) for above 14HP modules, microprocessor based Controller, top discharge type condensing unit(s), with R-410-A Refrigerant or equivalent, vibration Isolators with suitable foundation etc. complete as required. To have better efficiency condenser fan shall be capable to operate at different speed with respect to load. The unit shall deliver the rated capacity and in confirmation as per IS 18728:2024 and CPWD Specifications and work even at 50°C ambient temperature without tripping. The system shall be able to deliver 100% of the rated capacity upto 39°C. The unit shall be suitable to work on 400V +/- 10%, 3 Phase, 50Hz AC power supply and BMS compatible. The unit shall be filled with first charge of the refrigerant and ready for use as required. The condenser should be coated with a hydrophilic film to prevent water accumulation on the surface of the heat exchanger, enhance water dispersion, and reduce the risk of degradation, thereby improving overall performance and durability. The Indian Seasonal Energy Efficiency Ratio (ISEER) of the unit shall be as per Energy Conservation and Sustainable Building Code (ECSBC) 2024 as below and complete as per CPWD specification, connections, inter connections etc. as required. (For capacity <40 kWr ISEER 5.4, Capacity > 40 and <70 ISEER 5.5, Capacity > 70 ISEER 5.6 for ECSBC Building) For Cooling only.

32 HP outdoor unit

14 HP outdoor unit

4-Way cassette indoor unit Supplying, Installation, Testing and Commissioning of following minimum capacity 4 way Cassette Type Indoor ceiling mounted unit equipped with synthetic washable media pre-filter, fan section with low noise fan/dynamically balanced blower, multispeed motor, coil section with DX Copper coil, electronic expansion valve, outer cabinet, drain pump, grill, necessary supports, vibration Isolation, Corded remote control etc., suitable for operation on single phase 230 V ± 10%, 50Hz AC supply, complete, as required. The Indoor units must shut down upon receiving a singal from the BMS System/Fire Singnals. The system shall be capable to adjust air flow as per room requirement in auto mode. The cooling capacity of indoor unit will be at air inlet conditions of 27 degree C DB and 19 degreeC WB temperature. (Make will be same as of Outdoor)

Y Joints Supply Installation Testing and Commissioning of Refnets/ Y-Joints/ T-Joints as per OEM recommendation and upto the satisfaction of engineer in-charge at site.

Indoor Units

Outdoor Multi Joints

Refrigerant Piping Supply, Installation, testing and commissioning including vaccumiazation and Nitrogen testing of following nominal sizes of soft/ hard drawn copper refrigerant piping for VRV/ VRF system, complete with fittings, with suitable adjustable ring type hanger supports, jointing/ brazing including accessories, insulated with XPLE Class-O tubular insulation/ with Class-O closed cell elastometric nitrile rubber tubular sleeves sections of specified thickness as given below for Suction and Liquid lines, all accessories as per specifications etc. as required: (Agency shall use OEM recommened copper pipes only)

6.35 mm dia (OD) (Softdrawn) with tube thickness 0.8 mm with 13 mm thick insulation

9.5 mm dia (OD) (Softdrawn) with tube thickness 0.8 mm with 13 mm thick insulation

12.7 mm dia (OD) (Softdrawn) with tube thickness 0.8 mm with 13 mm thick insulation

15.86 mm dia (OD) (Softdrawn) with tube thickness 1.0 mm with 19 mm thick insulation

19 mm dia (OD) (Harddrawn) with tube thickness 1.0 mm with 19 mm thick insulation

22.2 mm dia (OD) (Harddrawn) with tube thickness 1.0 mm with 19 mm thick insulation

25.4 mm dia (OD) (Harddrawn) with tube thickness 1.0 mm with 19 mm thick insulation

28.58 mm dia (OD) (Harddrawn) with tube thickness 1.0 mm with 19 mm thick insulation

31.8 mm dia (OD) (Harddrawn) with tube thickness 1.2 mm with 19 mm thick insulation

34.9 mm dia (OD) (Harddrawn) with tube thickness 1.2 mm with 19 mm thick insulation

38.1 mm dia (OD) (Harddrawn) with tube thickness 1.2 mm with 19 mm thick insulation

41.3 mm dia (OD) (Harddrawn) with tube thickness 1.2 mm with 19 mm thick insulation

Drain Piping Supply Installation Testing and Commissioning Providing and fixing rigid UPVC piping for drain complete with fittings, supports as per specifications and duly insulated with 9 mm thick closed cell nitrile rubber insulation.

25 mm dia ( with 9 mm nitrile rubber Insulation)

32 mm dia ( with 9 mm nitrile rubber Insulation)

Providing and Fixing transmission/control wiring PVC insulated of 2 core*1.5 sq.mm copper conductor shielded flexible wire in 25 mm PVC Conduit between outdoor to outdoor/indoor to indoor/outdoor to indoor and remote control unit.

Supply and Fixing of Following Sizes of Medium class PVC conduit along with accessories in Surface/recess inclusing cutting the wall and making good the same in case of recessed conduit as required.

Hot Dipped Galvanised Iron Cable Tray Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray (Galvanisation thickness not less than 50 microns) with perforation not more than 17.5%, in convenient sections joined with connectors, suspended from the ceiling with two numbers GI Suspenders i/c base of suitable size GI angle, GI bolts & nuts, fastner etc as required.

150 mm width X 50 mm depth X 1.6 mm thickness

300 mm width X 50 mm depth X 1.6 mm thickness

Supplying and installing following size of perforated Hot Dipped Galvanised iron cable tray "bends" (galvanisation not less thatn 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with two numbers GI suspended from the ceiling with two numbers GI Suspender i/c base of suitable size GI angle, GI bolts & nuts, fastner etc as requried.

150 mm width X 50 mm depth X 1.6 mm thickness

300 mm width X 50 mm depth X 1.6 mm thickness

Supplying and installing following size of perforated Hot dipped Galvanised Iron cable tray "Tee" (galvanisation not less that 50 microns) with perforation not more than 17.5, in convenient section, joined with connectors, suspended from the ceiling with two numbers GI suspenders i/c base of suitable size GI angle, GI bolts & nuts, fastner etc as required.

150 mm width X 50 mm depth X 1.6 mm thickness

300 mm width X 50 mm depth X 1.6 mm thickness

Supply of 1.1 KV grade, Power cable of following sizes, XLPE insulated,PVC Sheathed,armoured copper conductor cable to VRF outdoor unit from main electrical panal.

4 x 10 sq mm cable

Laying and fixing of one number PVC insulated and PVC Sheathed/XLPE power cable of 1.1 KV grade of following size on wall surface as required.

Upto 35 sq.mm (Clamped with 1 mm thick Saddle)

Supplying ,making end termination with brass compression gland and aluminium lugs for following sizes of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

4C x 10 sqmm

Providing and Fixing 6 SWG dia G.I.wire on surface or in recess for loop earthing as required

Wiring for circuit/ submain wiring along with earth wire with the following sizes of FRLS/HFFR PVC insulated copper conductor, single core cable in surface/ recessed medium class PVC conduit as required.

2X1.5 sqmm + 1.5 sqmm earth wire

2X2.5 sqmm + 2.5 sqmm earth wire

2X4 sqmm + 1X4 sqmm earth wire

Supplying and fixing suitable size GI box with modular plate and cover in front on surface or in recess, inclulding providing and fixing 3 pin 5/6 A modular socket outlet and 5/6 A modular switch, connections etc. as required.

SITC of dust and vermin proof cubicle type outdoor PTTA LT panels,with IP 55 protection suitable for 415 V, 3 phase, 4 wire, 50 Hz AC supply system. The panel shall be fabricated with 2 mm thick CRCA sheet, with suitable flat iron frame work complete with hinged door on front with locking arrangement, doors/ covers for individual inside compartments, 3 mm thick for gland plates, 2 nos. of earth studs, control wiring with 2.5 sqmm. FRLS insulated copper conductor, suitable angle/ channels frame in the bottom, legs for grouting in foundation, painting etc. including supplying and fixing of following accessories as per AAI specification. A. Incoming Feeder:- (i) 1 No. of 250 Amps, 415V, 25kA, FP MCCB with Thermal magnetic Based releases having O/C, S/C along with following. (ii) LED type indicating Lamp with suitable rating 2A SP MCB for back-up protection :- 1 Sets (each set comprise of R,Y,B ) (iii) Digital type 3 phase Voltmeter Meter with suitable rating of MCB -1 Sets. (iv) Digital type 3 phase Ammeter with suitable rating of MCB & 3 Nos. of single core epoxy resin cast type CTs of 250/5 Amps, 10 VA, CL 1.0 ratings -1 Sets. B. Busbar:- 300 Amps, TPN Aluminium Busbars with Heat shrinkable color coded insulation sleeves. C. Outgoing:- (i) 1 Nos. of 100 Amps & and 04 nos. 63 Amp., 415V, 25kA, FP MCCB with Thermal magnetic Based releases having O/C, S/C along with following (ii) 3 Phase Preventor with under voltage & over voltage protection & Phase sequence protection. (iv) LED type indicating Lamp with suitable rating 2A MCB for back up protection :- 5 Set (each set comprise of ON/OFF)

UTILITY SERVICES (BID ID -936104)

TRANSCEND CONTRACTS PVT LTD (BID ID -941153)

AIR DESIGN SOLUTIONS (BID ID -944597)