WBPWD/SE/SWEC/NIQ60/2023-24

Amount

Condensor Unit for Minimum Cooling Capacity 19.25 KW system :- SITC of 5.5 TR Capacity Microprocessor based air cooled Condensing Unit Eco Friendly refrigerant (R32/R410A), variable speed , thermastatic expansion valve, multiple scroll/screw compressor, arrangement for operation with Dx type AHU, and suitable for operation on 415+/-10% Volt, 50Hz, 3 PH AC supply with adequate auxilary protection like oil heater with thermostat for prevention of ingress of liquid refrigerent in the compressor piston chamber, over current, HP/LP Cut outs, Power contactors & control logic circuit for periodic operation of working & standby Condenser fans, Compressors and matching condensing units. Outdoor Air cooled Condenser unit shall comprise multi row Copper coil with Aluminium fins and Axial fan as required housed in a sheet metal chamber with adequate ventilation as OEM standard. [ Major OT -2W+2S] (Make:General/ Hitachi / Voltas/ Daikin/ Bluestar/Carrier/ Mitshubishi Electric) No extra shall be payable for refrigerant gas & transportation/ shifting work.

Air Handling Unit - SITC of site assembled type modular double skinned construction with continuous insulation with thermal break. The AHU enclosure's outer & inner Skin layer of 0.6 mm or higher & outer skin has to be polymer coated and insulation panel should be made of thermal break profile - PUF insulation with thickness of at least 40mm or better. Extrating stale air @ 300 CFM with the arrangement of VCD and injection of fresh air @ 300 CFM with VCD and mixing chamber for return air and fresh air with 03 (Three) stage filtration system (Prefilter having efficiency (EU - 4/MERV7) 90% down to10 micron, Fine Filter having efficiency 99% down to 3 micron (MERV-14 (Make - FMI/ Spectrum/ Thermi) and HEFA filter MERV-17 0.3 Micron for Inlet including UV lamp of suitable rating for each of the air discharge of condition space as well as injection of fresh air and emmission of stale air as per direction of EIC. The AHU Coil to be with hydrofolic coating. The AHU Fan assembly should be either motor directly coupled with Impeller or Belt driven as per OEM standard suitable for air velocity range 7.3 - 8.2 ft./Sec through the multi-layer 12 mm - 19 mm dia Copper tubes with Alluminium Fins (as per OEM standard). There should be AHU fans of Forward/ Backward Curve, with discharge not less than 2200 CFM, compatable for 415V, 50 Hz supply continuous duty Class IE 1 (Make for Fan Unit - Nicotra/ Kruger/ Caryaire) (Make for Motor - Crompton / Kirloskar/ NEC/ ABB/ Siemens). External Static pressure will be within 10 - 20 mm Wg. (Make : Zeco / System Air/ Edgetech) (AHRI/EUROVENT CERTIFIED) (For Major OT -4)

Condensor Unit for Minimum Cooling Capacity 10.5 K W system :- SITC of 3.0 TR Capacity Microprocessor based air cooled Condensing Unit Eco Friendly refrigerant (R32/R410A), variable speed , thermastatic expansion valve, multiple scroll/screw compressor, arrangement for operation with Dx type AHU, and suitable for operation on 415+/-10% Volt, 50Hz, 3 PH AC supply with adequate auxilary protection like oil heater with thermostat for prevention of ingress of liquid refrigerent in the compressor piston chamber, over current, HP/LP Cut outs, Power contactors & control logic circuit for periodic operation of working & standby Condenser fans, Compressors and matching condensing units. Outdoor Air cooled Condenser unit shall comprise multi row Copper coil with Aluminium fins and Axial fan as required housed in a sheet metal chamber with adequate ventilation as OEM standard. [Minor OT -2W+2S] (Make:General/ Hitachi / Voltas/ Daikin/ Bluestar/Carrier/ Mitshubishi Electric) No extra shall be payable for refrigerant gas & transportation/ shifting work.

Ceiling Suspended Indoor type Air Handling Unit - SITC of site assembled modular Type Air Handling Unit . The AHU enclosure's Skin layer of 0.6 mm or higher and insulation panel should be made of thermal break profile - PUF insulation with thickness of at least 40mm or better. Extrating stale air @ 150 CFM with the arrangement of VCD and injection of fresh air @ 150 CFM with VCD and mixing chamber for return air and fresh air with 03 (Three) stage filtration system (Prefilter having efficiency (EU - 4/MERV7) 90% down to10 micron, Fine Filter having efficiency 99% down to 3 micron (MERV-14 (Make - FMI/ Spectrum/ Thermi) and HEFA filter MERV-17 0.3 Micron for Inlet including UV lamp of suitable rating for each of the air discharge of condition space as well as injection of fresh air and emmission of stale air as per direction of EIC. The AHU Coil to be with hydrofolic coating. The AHU Fan assembly should be either motor directly coupled with Impeller or Belt driven as per OEM standard suitable for air velocity range 7.3 - 8.2 ft./Sec through the multi-layer 12 mm - 19 mm dia Copper tubes with Alluminium Fins (as per OEM standard). There should be AHU fans of Forward/ Backward Curve, with discharge not less than 1200 CFM, compatable for 415V, 50 Hz supply continuous duty Class IE 1 (Make for Fan Unit - Nicotra/ Kruger/ Caryaire) (Make for Motor - Crompton / Kirloskar/ NEC/ ABB/ Siemens). External Static pressure will be within 10 - 20 mm Wg. (Make : Zeco / System Air/ Edgetech) (AHRI/EUROVENT CERTIFIED) (For Minor OT -2W+2S)

SITC of Hard Drawn Copper refrigeration pipe line for Suction & Discharge with Cu. Brazing joints & necessary supports & brackets of different sizes in accordance with the required ODU pipe size. (Make - NIPPON/HITACHI-RYOKU/MANDEV)

Supply, Installation, Testing & Commissioning of Inverter type split AC machine (a set of full metal body indoor and outdoor unit), having Cooling Capacity range (5.2 KW - 5.3 KW), with variable speed compatible rotary compressor, refrigerant gas R32/ R410A, (ISEER range 3.8 to 4.39 or higher), Air flow range CFM (560 - 600), both condenser and cooling coils made of copper tube, with P2 type capacitor, connecting chord with plug top, confirming to IS 1391 (Part-I & Part-II) with all amendments. Noise level not more than 52 db., suitable for 1 Ph. 230V, 50 Hz. power supply. (Make - Mitsubishi Electric/ Daikin/ O General/ Carrier/ LG/ Panasonic/ Johnson Controls (Hitachi) / Toshiba/ Sharp/ Mitsubishi Heavy)

Supply, Installation, Testing & Commissioning of Inverter type split AC machine (a set of full metal body indoor and outdoor unit), having Cooling Capacity range (6.6 KW - 7.0 KW), with variable speed compatible rotary compressor, refrigerant gas R 32 / R 410A, (ISEER range 3.8 to 4.39 or higher), Air flow range CFM (780 - 850), both condenser and cooling coils made of copper tube, with P2 type capacitor, connecting chord with plug top, confirming to IS 1391 (Part-I & Part-II) with all amendments. Noise level not more than 52 db., suitable for 1 Ph. 230V, 50 Hz. power supply. (Make - Mitsubishi Electric/ Daikin/ O General/ Carrier/ LG/ Panasonic/ Johnson Controls (Hitachi) / Toshiba/ Sharp/ Mitsubishi Heavy)

Supply, Installation, Testing & Commissioning of Ceiling suspended Inverter type ductable split air-conditioner having Microprocessor based control system with the following specification. Capacity - 4.0 Ton or higher, Minimum Rated Cooling Capacity - 48000 BTU/Hr, No. of IDU - 1 No. or multiple, Air-flow/ IDU - 1600 CFM (Total), No. of ODU - 1No. or multiple, Compressor -1 No. or multiple nos. Rotary / Scroll Compressor, Refrigerent -R410A / R-32, Condenser & Cooling Coil : Copper coil, Power Supply : 230V, 50Hz, Single Ph or 415v, 50Hz, 3 Ph AC (As per OEM Standard). (Make - Mitsubishi Electric/ Daikin/ O General/ Carrier/ Blue Star/ Voltas/ LG/ Panasonic/ Johnson Controls / Toshiba/ Sharp/ Mitsubishi Heavy)

Supply, Installation, Testing & Commissioning of Ceiling suspended Inverter type Ductable Split air-conditioner having Microprocessor based control system with the following specification. Capacity - 5.5 Ton or higher, Minimum Rated Cooling Capacity - 66000 BTU/Hr, No. of IDU - 1 No. or multiple, Air-flow/ IDU - 2200 CFM (Total), No. of ODU - 1No. or multiple, Compressor -1 No. or multiple nos. Rotary / Scroll Compressor, Refrigerent -R410A / R-32, Condenser & Cooling Coil : Copper coil, Power Supply : 230V, 50Hz, Single Ph or 415V, 50Hz, 3 Ph AC (As per OEM Standard). (Make - Mitsubishi Electric/ Daikin/ O General/ Carrier/ Blue Star/ Voltas/ LG/ Panasonic/ Johnson Controls / Toshiba/ Sharp/ Mitsubishi Heavy) [4th floor- 1.0 No, 5th Floor- 7.0 Nos 6th floor - 12.0 nos]

SITC of Hard Drawn Copper refrigeration pipe line for Suction & Discharge (Make - NIPPON/RYOKU/MANDEV)

S & F of 3 Core 2.5 Sq.mm. Unarmoured Cu. Cable , 5/8'' & 1/4" or 3/8'' dia (Soft drawn) Cu. Pipes (As per standard) with tube thickness 0.6 mm incl. 9 mm. thick Nitral Rubber insulation, PVC water drain pipe, insulation tape, fastner, etc. as necessary as per direction of EIC.

Supply and fixing of necessary electrical arrangements of Air Conditioning Units, PVC insulated FRLS grade Copper cable for connection betweeen indoor and outdoor units, 1.1 KV grade.

7 core x 1.5 mm² (Finolex/Polycab/Havells/RR Kabel)

4 core x 4 mm² (Finolex/Polycab/Havells/RR Kabel)

Supply & fixing of UPVC drain pipes with all necessary laying & hanging arrangements.

25 mm Dia (Make - Supereme/Oriplast/Filolex)

37 mm Dia (Make - Supereme/Oriplast/Filolex)

Supply & Fixing of class-VIII grade (120GSM) confirming to IS -277 & Supply air duct along with necessary support, flanges etc. as required and as per IS -655 standards of following gauges. (Make - Tata/ Sail/ Jindal)

For 22 SWG

For 24 SWG

Supply and fixing acoustic lining of supply air duct and plenum with 10mm thick open cell fire retardant Anti-microbial type Nitrile rubber (Class-O) of density 140Kg/cum-160Kg/cum insulation with cadmium plated nuts, bolts, stick pins, CPRX compound etc. completed as per direction of EIC. (Make - Accroflex/ K-flex/ Armacell)

Supply and fixing Heat Retardant closed cell Class'O' 19mm thick fire retardant Anti-microbial type Nitrile Rubber insulation with AI Foil Faced Outside Supply Air duct. (Make - Armacell/ K-flex/ Accroflex)

Supply & Fixing of Linear type AI Powder Coated Continuous Supply air Grill without VCD. (Make-Premire/Systemair/Air Enterprise/Caryaire)

Supply & Fixing of Linear type AI Powder Coated Continuous Supply air Grill with VCD. (Make-Premire/Systemair/Air Enterprise/Caryaire)

Supply & Fixing of Liner type AI Powder Coated Continuous Return air Grill without VCD. (Make - Premire/ Systemair/ Air Enterprise/ Caryaire)

Supply & fixing of fire retardant nonporous double layer flexible connection (CANVAS) between each indoor unit and duct/ Grill, as per direction of E.I.C.

Supply & Fixing of Thermocol slab for under deck insulation for top floor roof

Supplying, fabrication & fixing 03 Nos. M.S. Angle/M.S C chanel of size (75 mm x 75 mmx6mm) for placing the outdoor unit of ductable split AC incl. drilling 05 nos holes in each Angle including cutting holes into the wall & grouting the same (1:1 ½ :3) etc for Air Conditioning Units.Supplying, fabrication & fixing 4 Nos. M.S u-channel of 6 mm thick of size (75 mm x 40 mm x 40 mm)& ISA 50X50x6 mm for making Base Frame table type for installation of incl. drilling 2 nos holes in each channel.

Supply & fixing covering the outdoor duct with 3 mm thick ACP board (MAKE- Aludecor/ Urobond or others reputed make) incl. Al. channel & complete with linkages, Adhesive tape to stop air leakage, levers, fittings, supports, all necessary accessories & other items required to make the system complete to cover the outdoor ducts (both return & supply) as per direction of EIC.

Supply & Installation Charges for Trap door (for IDU Maintenance) with Aluminiun channel & ACP Board (3 mm thick) (Make : Aludecor/ Protap Bond) with 19 mm. Nitral Rubber insulation, complete with linkages, levers, fittings, supports & all necessary accessories to complete the job as per direction of E.I.C.

Supply & Fixing of motorised duct dampper arrangement as per requirement

SITC of 40 micron prefilter, it will be fitted on return grill [make Spectrum/Pryanka Engg/AFI]

2)Any pre-bid query related to technical specification should have to be brought into the notice of CE(W)E, P.W.D. with due recommendation for decision, if not settled at the level of T.I.A.

MAXCOOL REFRIGERATION CO.

GATES

Lyric International