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| 1 | SH-I: VRV/ VRF Work (BOQ Item No:- 01 to 10)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 6 HP 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 condensor 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 7.4, Capacity > 40 and <70 ISEER 7.5, Capacity > 70 ISEER 7.6 for super ECSBC Building) For Cooling or Heating or Both.The VRV/VRF unit should be an higher energy-efficient model compliant with BEE regulations. The unit should have free phase technology / Phase loss / Missing phase so that unit can work in case of phase reversal and PCB protection low and high voltage support. compressor operate together as one logical unit, sharing refrigerant load, control signals, Allows continued operation (If one compressor fails continuosly running remaining compressor, like as master and slave configuration). Including all the dip switches and/or control wiring as per OEM recommendation.Refrigerant suction/Liquid line tapping including Pressure testing, vaccummissing of the VRV/VRF system complete as per specifications etc. as required. The outdoor unit shall be installed on Soft Soil at Gronnd Level i/c providing anti-vibration mounting. The PCC base is excluded from this scope. |
| 2 | Outdoor Unit:- 6 HP |
| 3 | Outdoor Unit:- 60 HP ( In combination of 03 Units with all units having double compressor) |
| 4 | Indoor UnitSupplying, 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 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 °C DB and 19 °C WB temperature. (Make will be same as of Outdoor)Indoor Unit:- 4.0 TR to 4.2 TRNote:- The cutting / fixing of existing false ceiling for fixing of cassette IDUs and making good the same, all labour, packing materials, tools, scaffolding, and disposal of debris is included in the scope. |
| 5 | Indoor UnitSupplying, Installation, Testing and Commissioning of following minimum capacity and external static pressure VRF/VRV ceiling mounted mid high static ductable type Indoor unit equipped with washable synthetic media prefilter, fan section with low noise fan/dynamically balanced blower, multispeed motor, coil section with DX copper coil, electronic expansion valve, Cordless Remote, outer cabinet, vibration Isolators, drain pan, drain pump, other necessary supports etc., suitable for operation on single phase AC supply 230 V ± 10%, 50 Hz 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 automatically. The cooling capacity of indoor unit will be at air inlet conditions of 27 0C DB and 19 0C WB temperature. (Make will be same as of Outdoor) High Static Ductable units (minimum 49 to 77 pascal external static pressure) - 4.0 TR to 4.2 TRNote:- The High Static Ductable units needs to be hanged from the existing false ceiling through MS rods / hanger alongwith MS frames as per stie requirement complete in all aspect. Minor cutting / modification in existing false ceiling required for fixing of suspended ductable units and making good the same, all labour, packing materials, tools, scaffolding, and disposal of debris is included in the scope. |
| 6 | Supply, Installation, Testing and Commissioning of Y/T/Refnet/Multi Joints for Indoor and Outdoor units as applicable to the system design and OEM recommendation. |
| 7 | Indoor Units |
| 8 | Outdoor Multi Joint |
| 9 | Supply installation testing and commissioning of Gas Tight Joints for ODU connection at suction and discharge pipelines.No brazing to be done at outdoors (01 Set consist of- 1 Joint for suction valve and 1 for discharge service valve). |
| 10 | COPPER REFRIGERANT PIPINGSupplying, 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 19 mm thick insulation as given below for Suction and Liquid lines, all accessories as per specifications etc. as required :Copper Pipe laying each indoor unit to outdoor unit should be properly and covered arrangements from outdoor to indoor unit to be made in open area as per site requirement. Additionally, the copper pipes must be wrapped with fiberglass insulation tape and coated with UV-resistant paint. The size of refrigerant pipes shown below are tentative. The required size of pipe shall be designed by the vendor as per the manufacturers recommendations. |
| 11 | 6.4 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm |
| 12 | 9.5 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm |
| 13 | 12.7 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm |
| 14 | 15.86 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm |
| 15 | 19 mm dia (OD) (Hard drawn) with tube thickness 1.2 mm |
| 16 | 22.2 mm dia (OD) (Hard drawn) with tube thickness 1.2 mm |
| 17 | 25.4 mm dia (OD) (Hard drawn) with tube thickness 1.2 mm |
| 18 | 28.58 mm dia (OD) (Hard drawn) with tube thickness 1.2 mm |
| 19 | 31.8 mm dia (OD) (Hard drawn) with tube thickness 1.62 mm |
| 20 | 34.9 mm dia (OD) (Hard drawn) with tube thickness 1.62 mm |
| 21 | 41.27 mm dia (OD) (Hard drawn) with tube thickness 1.62 mm |
| 22 | SITC of Cordless Remote reqd. to operate the indoor units (As mentioned at BOQ item No- 02) as per OEM recommendations complete i/c batteries as required. |
| 23 | SITC of following sizes nominal dia rigid Heavy duty uPVC drain Water piping complete with accessories (elbow/ Tee/ socket/ reducer/ u-trap etc.), supports/ jointing and insulated with 6mm thick closed cell nitrile rubber tubular insulation complete as per site requirement.(The size of the condensate drain water pipe will be as per the OEMs' recommendation). |
| 24 | 25 mm Dia |
| 25 | 32 mm Dia |
| 26 | Providing & fixing of 2 core x 1.5 sqmm, ISI market, FRLS PVC insulated, Screened shielded control cum transmission Cu cable alongwith Medium class PVC conduit between indoor and out door unit as per site requirement. |
| 27 | SITC of GI 22 Gauge Plenum with Acoustic Lining inclusive of I-Ball Diffusers of Suitable size for high static ductable type Indoor unit as mentioned above at BoQ item no. 3 complete in all respect as per site requirement. |
| 28 | SH-II: Electrical Work (BOQ Item No:- 11 to 33)Design, Supply, installation, testing & commissioning of PTTA Type, LT Out door, floor mounted, IP 55 compartmentalized, cubicle type panel board as per technical specificaton, fabricated out of 2 mm thick cold rold sheet steel, free standing & totally enclosed, dust proof/vermin proof with cable entries (bottom) and cable alleys as per site conditions. The board shall be suitable for operation 3 phase, 4 Wire, 50Hz, A.C Supply and with aluminium busbars and following switchgear, instrumentation, protective devices and complete with connections, interconnections, earthing, painting (powder coated) and marking etc., complete as required with electical and mechnical interlocking. The panel shall mounted by suitable size MS angle frame with PCC and cement, concrete mortar as per site requirement.Incomers : - 250 Amp FP MCCB (35 KA Ics=100% Icu) with thermal magnetic release with O/L & S/C protection & Rotary handle - 01 Nos. - Set of phase (R,Y,B) LED indication lamps protected by MCBs. -1 no:-Digital type 3 phase Voltmeter with suitable rating of MCB, selector Switch.- 1 no:-Digital type 3 phase Ammeter with suitable rating of MCB, selector Switch, CTs. BUSBAR- 300Amp, TPN aluminium busbar with Heat shrinkable color coded insulation sleeves.Outgoings: (a) 03 no. 63 A FP MCCB (35 KA Ics=100% Icu) with thermal magnetic release with variable O/L & S/C protection & Rotary handle, LED type 'ON' indication with MCB protection, 3 Phase Preventor with under voltage & over voltage protection & Phase sequence protection.(b) 01 nos. 40A FP MCCB (35 KA Ics=100% Icu) with thermal magnetic release with O/L & S/C protection & Rotary handle, LED type 'ON' indication with MCB protection. |
| 29 | Dismantling of old cassette/ suspended - Indoor/ Outdoor Units (upto 36 nos.) alongwith associated accessories and Handover to CHIAL Electrical store in Service yard. |
| 30 | Supplying and fixing suitable size GI box with modular plate and cover in front on surface or in recess, including providing and fixing 3 pin 5/6 A modular socket outlet and 5/6 A modular switch, connections etc. as required. |
| 31 | Supply of following size of 1.1KV grade multicore stranded aluminium conductor XLPE insulated & PVC sheathed armoured cable (FRLS Type) as per IS: 7098 (Part-1) 1988 complete as required & as per enclosed specification.(3.5 x 120 Sqmm) |
| 32 | Supply of following size of 1.1KV grade copper conductor XLPE insulated & PVC sheathed armoured cable (FRLS Type) as per IS: 7098 (Part-1) 1988 with upto date ammendment complete as required & as per enclosed specification.(4 C x 16 Sqmm) |
| 33 | Supply of following size of 1.1KV grade copper conductor XLPE insulated & PVC sheathed armoured cable (FRLS Type) as per IS: 7098 (Part-1) 1988 with upto date ammendment complete as required & as per enclosed specification.(4 C x 10 Sqmm) |
| 34 | Supplying and fixing of following sizes of medium class PVC conduit along with accessories in surface/recess including painting in case of surface conduit, or cutting the wall and making good the same in case of recessed conduit as required.25 mm |
| 35 | Supplying and drawing following sizes of FRLS/HFFR PVC insulated copper conductor, single core cable in the existing surface/ recessed steel/ PVC conduit as required.3 x 4 sq. mm |
| 36 | Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing RCC/ DWC/ HDPE / HUME / METAL pipe/ open Trench as required. Above 95 sq. mm and upto 185 sq. mm |
| 37 | 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 (clamped with 1mm thick saddle) or cable tray ( clamped with cable Tie) as per site requirement.Above 95 sq. mm and upto 185 sq. mm |
| 38 | Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing RCC/ HUME/ METAL pipe/ Open Trench as required. Upto 35 sq. mm |
| 39 | Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of size upto 35 sqmm (clamped with 1mm thick saddle) on wall surface or cable tray ( clamped with cable Tie) as per site requirement. |
| 40 | Supplying and laying of following size DWC HDPE pipe ISI marked along with all accessories like socket, bend, couplers etc. conforming to IS 14930, Part II complete with fitting and cutting, jointing etc.direct in ground (75 cm below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc., complete as required. 63 mm dia (OD-63 mm & ID-51 mm nominal) |
| 41 | Supplying and laying of following size DWC HDPE pipe ISI marked along with all accessories like socket, bend, couplers etc. conforming to IS 14930, Part II complete with fitting and cutting, jointing etc. in the existing trench/ cable tray , complete as required.63 mm dia (OD-63 mm & ID-51 mm nominal) |
| 42 | Supplying and making end termination with brass compression gland and Copper lugs for 4 C x 16 sqmm of PVC insulated and PVC sheathed / XLPE copper conductor cable of 1.1 KV grade as required. |
| 43 | Supplying and making end termination with brass compression gland and Copper lugs for 4 C x 10 sqmm of PVC insulated and PVC sheathed / XLPE copper conductor cable of 1.1 KV grade as required. |
| 44 | Supplying and making end termination with brass compression gland and aluminium lugs for 3.5C X 120 sqmm of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. |
| 45 | Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories,and providing masonry enclosure with RCC earth Pit Chamber cover (size 12\\" x 12\\") and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required. |
| 46 | Supplying and laying 25 mm X 5 mm G.I strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm) |
| 47 | Providing and fixing 25 mm X 5 mm G.I. strip in 40 mm dia G.I.pipe from earth electrode including connection with G.I. nut,bolt, spring, washer excavation and re-filling etc. as required. |
| 48 | Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required |
| 49 | Providing and fixing 6 SWG dia G.I. wire on surface or in recess for loop earthing along with existing surface/ recessed conduit/ submain wiring/ cable as required |
| 50 | Structural steel work riveted, bolted or welded in built up sections, trusses and framed work for placement of VRF/ VRV outdoor units, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, and 2 coat of paint all complete (Will be executed as per site condition requirement). |
| 51 | SH-III: AICMC WorkAll Inclusive Comprehensive Maintenance Contract (AICMC) and repair of above VRF/ VRV AC System (SH-I) including attending preventive & breakdown maintenance by OEM or their authorized service provider with minimum one visit of service engineer per month and attending any no. of breakdown calls on priority basis including interconnecting wiring, refilling of refrigerant, supply of spare parts, replacement of compressor etc. as per requirement, Technical specification and terms & condition of contract and submission of report etc for 08 Years (after Defect Liability Period of 02 Years) as per directions of EIC complete as required. |
| 52 | 1st Year after DLP Period (@ 5% of Total Quoted SITC Amount of SH : I) |
| 53 | 2nd Year after DLP Period (5% of escalation on 1st year) |
| 54 | 3rd Year after DLP Period (5% of escalation on 2nd year) |
| 55 | 4th Year after DLP Period (5% of escalation on 3rd year) |
| 56 | 5th Year after DLP Period (5% of escalation on 4th year) |
| 57 | 6th Year after DLP Period (5% of escalation on 5th year) |
| 58 | 7th Year after DLP Period (5% of escalation on 6th year) |
| 59 | 8th Year after DLP Period (5% of escalation on 7th year) Please Enable Macros to View BoQ information |
