WBPWD/EE-II/CKHED/NIT-04/20-21 2nd call

Amount

Supply & Delivery of Microprocessor based air cooled 11.0TR ceiling suspended ductable type Split Air Conditioner having nominal cooling capacity of 132000 BTU/hr. consist with two refrigrant circuit with two nos 5.5 TR Scroll compressor suitable for operation on 415V, + 5% - 50 Hz. - 3Ph AC supply, with precharged R-410A Refrigerant. (Make: Hitachi/ Bluestar/ Daikin)

Supply 2TR capacity concealed type Split Air Conditioner of rated cooling capacity of 24000 BTU/hr. with 1 Nos. rotary compressor, refrigerant R-410A, 1 nos. IDU of rated power supply-230V-1ph-50Hz. , 1no. ODU of rated power supply-230V-1ph-50Hz. Air-flow/per IDU:- 800CFM. ( Make: O General/ Hitachi/Daikin/ Mitsubishi-Electric)

Installation & Commissioning Charges for 11.0 TR Ductable Split Air Conditioner (Both Indoor & outdoor unit) with Nitrogen flashing, Pressure testing including fixing copper pipes arrangement for IDU to ODU.

Installation & Commissioning Charges for 2.0 TR concealed Split Air Conditioner (Both Indoor & outdoor unit) with Nitrogen flashing, Pressure testing including supply and fixing heavy type wall brackets.

Supply, installation & commissioning Copper Refrigeration pipe line for Suction(7/8"OD HD mini. 1.15 mm thick) line with 9mm thick Nitrile Rubber Insulation, supports & brackets (For 11.0 Tr Ductable split AC)

Supply, installation & commissioning Copper Refrigeration pipe line for liquid (1/2"OD HD mini. 1.15 mm thick) line with 9mm thick nitrile rubber insulation supports & brackets (For 11.0 Tr Ductable split AC)

Supply, installation & commissioning Copper Refrigeration pipe line for Suction(5/8"OD HD mini. 1.15 mm thick) line with 9mm thick Nitrile Rubber Insulation, supports & brackets (For 2.0 Tr Concealed split AC)

Supply, installation & commissioning Copper Refrigeration pipe line for Suction(1/4"OD HD mini. 1.15 mm thick) line with 9mm thick Nitrile Rubber Insulation, supports & brackets (For 2.0 Tr Concealed split AC)

a) SITC of UVC EMITTER for the above AHU's for prevention of fungus in the chilled water cooling coils. The minimum UV intensity in the coils shall be greater than 1000 UW-SEC/CM2 for OTs. The unit shall be UL Listed (UL-1995) [Make - Alfa/Ruks/Steril-Aire/Trane]

b) SITC of UVC EMITTER for the above AHU's for prevention of fungus in the chilled water cooling coils. The minimum UV intensity in the coils shall be between 600 to 700 UW-SEC/CM2 for Ots. The unit shall be UL Listed (UL-1995) [Make - Alfa/Ruks/Steril-Aire/Trane]

S&L 1.1 KV Grade 7 Core 2.5 Sq.mm PVC insulated & sheathed unaurmoured cable for IDU to ODU Ductable AC units (Make:- Glostar/Havells/Polycab/Finolex/) per direction of EIC.

S&L 1.1 KV Grade 4 Core 2.5 Sq.mm PVC insulated & Sheathed unaurmoured cable for IDU to ODU of Concealed AC units (Make:- Glostar/Havells/Polycab/Finolex) per direction of EIC.

Supply, installation & commissioning PVC Drain pipe line (25mm OD HD 1mm thick) with insulation & supports & brackets (For 2.0 Tr & 11.0 Tr AC units)

Supplying, fabrication & fixing of M.S. structure of size [1000mm X 3000mm] with 4nos U-channel of 6mm thick of size (75mm x 40mm x 40mm) for making platform for the installation of outdoor unit of 11 TR Ductable type AC incl. drilling holes in each channel including cutting holes into the wall & grouting the same with cement concrete (1.1 1/2 3) etc fabricated with horizontal member by 40mm x 40mm x6mm angle & necessary 25mm X6mm flat including supporting angle in outer edge for transmitting the load centrally through 2 nos (50mm x 50mm x6mm) Angle inserted into the existing wall including gurding arrangement of 3 side (3' height from platfrom) for maintenance purpose as well as safety. with necessary painting with 02 coat of Synthetic enamelled paint over 02 coat of R.O. primer

Supply & Fabrication of Sheet metal Supply ducting & Plenum Chamber complete with supports Hanger etc. of the following as per direction EIC. 22 SWG

Supply of AL power coated Supply Air Grill with VCD

Supply of AL power coated Supply Air Grill without VCD

Supply & Fixing of 22 SWG GI aerofoil blades type Non Return Dampers complete with linkages, levers, fittings, supports, all accessories any other item required to make the system complete as per direction of EIC.

Supplying, fixing, testing & commissioning of fresh air arrangement with volume control damper , bird screen etc. complete as required.

Supply & fixing of 19 mm thick Foil face Nitrile rubber thermal insulation on duct complete with all accessory as required as per direction EIC[Make: Armacell/K-flex/A-flex].

Supply & fixing of 19 mm thick Nitrile rubber Accoustic insulation Under Duct complete with all accessory as required as per direction EIC[Make: Armacell/K-flex/A-flex].

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

Supplying, fitting & fixing in position suspended boxing for return /supply air arrangement for ducting with frame work of aluminium hollow section of size 50mm x25mm (2.0mm thickness) combined with aluminium corners of size 38mm x 25mm, suspended by aluminium hollow tube section of size 38mm x 25mm ,25mm x 25mm powder coated wall angle with aluminium composite panel of thickness 3.0mm comprising of protective film, polyester coating, primer, aluminium coil, adhesive film, polyethylene core again with one layer adhesive film, aluminium bottom coating and finally service coating as per manufacturer's specification finished with aluminium screw and silicon sealent including suitable arrangement for grill fixing complete in all respect as per direction of EIC.

Fabrication of TRAP DOOR & making arrangement for servicing the units.

Charges for Civil Work like Wall cutting & finishing as per direction of EIC (cutting walls 12 nos of dimensions 2 ft x 3 ft- 12 nos)

Scaffolding for fixing of outdoor units to a suitable height to avoid theft.

Rate should be quoted incl. of all taxes and cess.

Defect Liability period : 1 year

CARRION AIR COOLING

NATIONAL AIRCON