Repairing, Providing and Fitting of HVAC System (Stand by Unit) to Pet Scan SKIMS Soura.

Amount

Supply, installation, testing & commissioning of not less than 14 HP VRV/VRF hot & cold type air conditioning system with top discharge outdoor unit and Ceiling Suspended duct type VRV indoor unit (single unit & not less than 12 TR) comprising of accessories like compressors sub-panel, air filters, evaporator coil, blower assembly capable of developing 250 Pascal or more static pressure, with Outdoor Units having PCD Controlled mechanism during Snowy Season, automatic control valves (sensor based), copper refrigerant piping of OEM recommended size & thickness duly insulated with nitrile rubber (25mm thick) for liquid and vapour line of lengths as per the site requirement from indoor unit to outdoor unit. Nominal Cooling Capacity not less than 40 KW. Ambient Temperature Range of Cooling: 05 to 450C Nominal Heating Capacity not less than 45 KW. Ambient Temperature Range of Heating: - 15 to 200C Refrigerant piping: - Copper liquid line/gas line as per OEM Catalogue/recommendation. Refrigerant: - R410A/equivalent with zero Ozone Depletion potential. Power Source:- 3 phase, 4-wire ,380-415V 50Hz. Noise level < 70 db External finish- pre-coated galvanized steel sheets Heat exchanger-salt resistant cross fin and copper tube. The job includes puncturing of walls/beams for laying of liquid, vapour & condensate pipes along with restoration of same to original decor. The outdoor unit shall be provided with power scanner and long radius shaped exhaust duct with bird screen

Providing and fixing of M.S stands for outdoor and indoor unit made of MS angle (40mm and 25 mm) and 50 mm MS flat. 50 mm ISA =25 mts@ 3.8kg/m = 95 Kg. 40 mm ISA = 20 mts@ 3.0kg/m = 60 Kg. 25 mm ISA = 30 mts@ 1.8kg/m = 54 kg 50 mm MS Flat = 30 mts@ 2.0kg/m = 60 kg. Total = 269 Kgs.

Supply, installation, testing and commissioning of 50 mm Heavy Duty PVC pipe for draining of condensed water from the evaporator coil. (Brackets clips etc included).

Supply, Installation, testing and commissioning of three phase Copper Wound oil immersed Servo voltage stabilizer of 20 KVA capacity as per following specifications. Capacity : 20 KVA Input Voltage : 250-480 volts (Phase to Phase) Output Voltage : 415 volts ± 10% (Phase to Phase) 230 volts ± 10% (Phase to Neutral) Application : Indoor Type Applicable Standard : IS 2026 & IS 9815 Phase : 3 Phase 4 Wire Frequency : 50 Hertz Wave form Distortion : Nil (Negligible) Response Time : Instantaneous (Mili sec) Speed of Correction : 20 to 30 V/sec (as required) Type : Suitable for 100% Balanced/Unbalanced Load 100% Balanced/Unbalanced Supply Mode of Operation : Automatic Suitability : Suitable for all Power Factors Duty Cycle : Continuous for 24 Hours Efficiency : As Per IS Standards Temperature Rise : 45°C Above Ambient Laminations : Imported Low Losses CRGO Laminations - M4 Grade Carbon Brushes: Imported High Grade Graphite. Insulation Class : Class - A , Greater Than 6M ohms Break Down Strength : 1500 Volt AC for 1 minutes (for whole unit) Standard Fittings - First Filling of Oil as per IS 335 for Voltage Range 340-480V: 1 Job Additional Accessories - HLC : 1 Nos Additional Accessories - Over Load : 1 Nos

Providing and fixing of Copper electric power cabling from main control panel to outdoor units suitable for 415v, 3 phase, 50 Hz and from main control panel to indoor units suitable The control wiring shall be PVC insulated and PVC sheathed, multicore, multi stranded copper cable as per IS 1554 part-1..

Supply, installation, testing and commissioning of 24 swg sheet metal ducts fabricated from galvanized steel sheets (GI) complete with all accessories, straight & smooth finished G.I flanges with air tight joints for connecting of the ducts, all 90º elbow must be provided with double radius turning vanes, all rectangular duct taps should be made with shoe (45º) fittings i/c supports for hanging of ducts and shall be in compliance as per SMACNA norms. The job also includes supply and fixing of external thermal insulation of 19 mm thick nitrile rubber on the duct before applying thin film of adhesive on the back of the insulating material sheet and then on the metal surface and sealing of joints with 75 mm wide aluminum tape and piercing of walls through which supply/return duct to be laid. Ducting shall conform to IS 655:2006.

Providing & fitting of volume control dampers of 18 swg of opposed blade type of an approved type, lever operated and complete with suitable level links & quadrants, locking devices, which will permit the dampers to be adjusted and locked in any position.

Supply, installation, testing and commissioning of 24 swg aluminum cladding over exposed GI Duct complete with all accessories. The job includes fixing of aluminum cladding over GI Duct using screw/fasteners.

M/S HI TECH ENGINEERING SERVICES (BID ID -2382296)