WBPWD/EE/N24PRG/ELEC/NIT- 34/22-23

Amount

Supplying, installing, testing and commissioning (including the charges for lifting, shifting, scaffolding, installation & all other charges or accessories etc.) of Ceiling Mounted Ductable type Air Conditioning Unit (both indoor & outdoor unit) with min 198000 btu/hr Cooling capacity,6600 CFM Air Flow(High), with 3 nos Scroll compressor, 400V/3 PH/50 Hz Microprocessor based Controler with R-407C/R-410A Refrigerant. (Make-Hitachi/Mitsubishi/O-General /Carrier/Voltas/Daikin/Blue Star).

Supplying, installing, testing and commissioning (including the charges for lifting, shifting, scaffolding, installation & all other charges or accessories etc.) of Ceiling Mounted Ductable type Air Conditioning Unit (both indoor & outdoor unit) with 132000 btu/hr Cooling capacity, 4400 CFM Air Flow(High), with Scroll compressor, 400V/3 PH/50 Hz Microprocessor based Controler with R-407C/R-410A Refrigeran.(Make-Hitachi/Mitsubishi/O-General /Carrier/Voltas/Daikin/Blue Star).

CABINET TYPE CENTRIFUGAL FAN FOR EXHAUST SYSTEM FOR CRITICAL AREA: Supplying, installing, testing and commissioning (including the charges for lifting, shifting, scaffolding, installation & all other charges or accessories etc.) of factory built Floor Mounted double skin type Exhaust Units made of 25±2mm thick panels with plenum box made of thickness 0.6 mm GI outside and inside layer with polyurethane foam (PUF) insulation of density 40±2 kg/m3 factory injected between them by injection moulding machine, complete with blower section with blower DIDW forward/backward curved centrifugal fan of static pressure mentioned below, Thermal Break profile, belt drive package with TEFC type VFD drive motor(Make-ABB/Crompton/Havells) suitable for 415 ± 10% volts, 50 Hz, 3 phase and canvass connection , necessary vibration isolation arrangement, complete as per specifications with suitable rating starter in IP--55 MS enclosure complete with suitable rating TP isolator in IP--55 MS enclosure near the units of following capacities: Min 3200 cfm, Sound Level-65 dba,TSP-Min 60mm (2W + 2S) (Make-Elta/Edgetech/VTS/Kruger/Marathon/Green Heck/Nicotra/Fan Air).

AIR CIRCULATION SYSTEM: Supply, installing, testing and commissioning (including the charges for lifting, shifting, scaffolding, installation & all other charges or accessories etc.) of factory built vertical Floor Mounted double skin TFA type air handling units made of 43±2mm thick panels made of thickness 0.6 mm GI outside and inside layer with polyurethane foam (PUF) insulation of density 40±2 kg/m3 factory injected between them by injection moulding machine, complete with blower section with blower DIDW type forward/backward curved centrifugal fan of static pressure as per requirement, 6/8 row deep 4 stage cooling coil section with aluminium finned copper tubes (tube thickness not less than 0.5mm) , Thermal Break profile, belt drive package with TEFC type VFD drive motor (Make-ABB/Crompton/Havells) suitable for 415 ± 10% volts, 50 Hz, 3 phase, A.C supply ,drain connections with drain valve, stainless steel drain pan, mixing box, thermometers and pressure gauge at the inlet and outlet of cooling coil and canvass connection , necessary vibration isolation arrangement. Price Should be consist with SITC of 1 nos. 11 TR Condensing unit with refrigerant R-407C/R-410A including scaffolding, lifting-shifting, structure etc. Min 2500 cfm, Sound Level-65 dba,TSP-Min 60 (1W + 1S) (Make-Zeco/Edgetech/Hitachi/Mitsubishi/O-General /Carrier/Voltas/Daikin/Blue Star).

SITC of 10 Micron Pre Filter with Frame, it will be fitted on Centrifugal Exhust fan, TFA Units & on the Fresh air Damper (Make: Spectrum/ Air Filter Industries/System Air)

SITC of HEPA Filter with efficiency of 99.99% down to 0.3 microns of size 600 mm x 600 mm x 150 mm (Thk) as per actual site requirement,it will be fitted on Centrifugal Exhust fan.(Make: Spectrum/ Air Filter Industries/System Air)

Supply and fixing of UVC EMIITTER for the above fan's for prevention of fungus , The minimum UV intensity in the coils shall be 700-800 UW-SEC/CM2. The unit shall be UL.Listed (UL-1995)

Starter Pannels: SITC of of 24 hours pragrammable Timer Switch Pannel unit,equipped with 1 no 65 A DP MCB, 3 nos DP power contactor (25 A C) with coil voltage: 240 v ac, (1NO+1NC), 3 Bypass Switch and 1nos digital display timer and 4 indicator on s single module including internal wiring as required for operation of 1 running/1 standby Air Conditioning unit alternatively (Make-ABB/L&T/Havells/Siemens/Legrand).

SITC of of 24 hours pragrammable Exhaust timer Pannel unit,equipped with 1 no 36 A DP MCB, 3 nos DP power contactor (25 A C) with coil voltage: 240 v ac, (1NO+1NC), 3 Bypass Switch and 2nos digital display timer and 4 indicator on s single module including internal wiring as required for operation of 1 running/1 standby unit alternatively. (Make-ABB/L&T/Havells/Siemens/Legrand).

S.I.T.C of Copper refrigeration pipe line for liquid and suction line with hard drawn copper piping with supports & brackets.(Make-Ryoku/Rajco/Mandev) Cu. Pipes Liquid line dia 15.90 mm with min 19mm thick nitrile insulation.

Cu.HD Pipes Liquid line dia 22.2 mm .with min 19mm thick nitrile insulation.

Cu. Pipes Suction line dia 34.90 mm with min 19mm thick nitrile insulation.

Cu.HD Pipes Suction line dia 28.6 mm with min 19mm thick nitrile insulation.

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 (Make- Havells/ Gloster/Polycab/KEI/ RR).

4 core x 2.5 mm² (Make- Havells/ Gloster/KEI/ RR/Polycab).

4 core x 4 mm² (Make- Havells/ Gloster/KEI/ RR/Polycab).

Supply & fixing of dia UPVC drain pipes with all necessary hanging arrangements & 9mm Heat Retardant Thermal insulutaion.(Make-AKG/Dalda/Dolly/Supreme/Oriplast) Dia 32mm

Dia 25mm

SITC of Site Fabricated G.I Sheet Metal Square Air Duct complete with Angle, Fastner, supports, dampers etc. as per specifications & site requirement.(Make-Tata Steel/Jindal/Sail) For 24 SWG

For 22 SWG

For 20 SWG

Supply and fixing of 19mm thickness duly laminated aluminum foil of mat finish closed cell Nitrile rubber (Class “O”) insulation on existing duct after applying suitable adhesive for Nitrile rubber. The joints shall be sealed with 50 mm wide and 3 mm thick self adhesive nitrile rubber tape insulation complete as per specifications and as required. as per direction of EIC(Make-Accoflex/Equivalent).

Supply and fixing Heat Retardant PUF DUCTING for outdoor applicab tion 80-200 micron

Supply & Fixing of Air Diffuser With VCD. (Duct Bottom Surface Mounted)

Supply & Fixing of Liner type AI Powder Coated Continuous Air Grill with VCD for Exhaust Air. (Duct Bottom Surface Mounted monted)

Supply and Fixing of Motorized Non-Return Type Flow Control Damper .

Supply & Fixing of Fusiable Link Fire Damper,Galvanized Steel Sheet with 125 GSM Zink Coated, Certified by CBRI ( U-555, 1995),with minimum fire rating not less than 120 min, must be Fusiable Link Spring with 74°C Temerature rating Ul Listed

Providing and fixing fire retardant nonporous double layer flexible connection between IDU, Exhaust, TFA units and duct.

SITC of heavy duty anti vibrational pad to protect the system from any kind of unwanted vibration.

Supply & Fixing of G.I Cable tray 50mmx 300mm x 50mm

Acoustic Insulation: Supply & fixing of acoustic insulation inside ducting with 10mm thick open cell nitrile rubber(class O) of density 140Kg / Cum-160 Kg / Cum insulation with bolts nuts GI washers etc as required as per specification and approved Drawing. (MAKE - K-Flex/A-Flex/Arma Flex)

NATIONAL AIRCON

YOUNG ENGINEERING ENTERPRISE

Lyric International

CARRION AIR COOLING