Tender for Military Engineer Services - NTID 30731935
Military Engineer Services
Srinagar, Jammu and Kashmir, India
NTID 30731935
- Opening Date : Thu 23rd March, 2023
- Closing Date : Mon 20th March, 2023
- ₹ 7780000.00
- NTID 30731935
Special Repairs To Air Conditioning Plant Of Wsa At 1 Wing Af Srinagar
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721.3 kBOil_India_ExtraDoc...Oil_India_ExtraDocument-GCO0449P23.pdf
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721.3 kBOil_India_ExtraDoc...Oil_India_ExtraDocument-GCO0449P23.pdf
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Estimated Cost
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BOQ Items Total Items : 18 | Total Qty : 1
# | Item | Quantity | Units |
---|---|---|---|
1 | Design, Supply, Installation, Testing and Commissioning of water cooled scroll chiller of capacity not less than 35 TR having eco friendly refrigerant R-410A with Inverter driver technology having COP 4.4 which are equipped with intermediate discharge valve and a variable frequency drive with microprocessor controller, with multiple scroll compressors, with suitable TEFC motor, water cooled condenser, evaporater, suction, discharge shut off valves, ressure switches, refrigerant piping, base frame, insulation, controls, vibration isolators, automatic capacity control systems if applicable, oil pump, drive package, strainers, and refrigerant throttling device to suit the chiller all as specified and/ or directed etc., complete. The capacity of water chilling package unit shall not be less than 35TR at the following specified conditions. Chilled water inlet temperature: 54 F, Chilled water outlet temperature 44 F, Condenser water inlet temperature: 85 F, Condenser water outlet temperature: 95 F, Evaporater fouling factor: 0.0001 Sq ft Hr F/ Btu in FPS units, Condenser fouling factor: 0.00025 Sq ft Hr F/ Btu in FPS units. (2 working and 1 standby)- 03 Nos RCC / Cement concrete foundation for the unit as per OEM recommendation. Chilling machines as described above Note : - The machine shall be taken inside in CKD condition so as to not to damage the existing building. Any temporary removal of any Door/Window/Tiles/Floor etc. item shall be made good in original condition by the contractor. (b) Supplying, installing, testing and commissioning of CENTRIFUGAL SPLIT CASING / END SUCTION PUMPS, factory mounted on a common base with electric motor for recirculation of water for the central air conditioning system. End suction, vertical split case design, in cast iron bronze fitted construction specifically designed for quiet operation for chilled water cooling systems as directed by Engineer-in-Charge. All pumps shall be provided with mechanical seal and aligned properly as required. The pump motor shall be suitable for 415 +1-10% volts, 50 cycles, 3 phase power supply. The quoted price shall include cost of thermal insulation and cladding of chilled water pumps. Secondary chilled water pumps shall be suitable for operation on Adjustable frequency drives. Pumps with performance characteristics as given below. | 1.00 | Each Job |
2 | Notes - (a) Contractor / bidder should submit complete design for the Central AC plant comprising of heat load calculations, working drawings of complete AC plant supported with design/calculations duly vetted by IIT/NIT of each component within one month of the date of commencement of work through GE for the approval of Accepting Officer before execution of the work. (b) Contractor/bidder will be responsible for performance guarantee of complete AC plant to achieve the inside design conditions round the clock throughout the year with overall COP of the system not less than 4.7. (c) Lump sum quoted by the bidders shall be deemed to be inclusive of design charges of Air Conditioning Plant and vetting of the same by IIT/NIT. Nothing extra shall be payable on this account. (d) Rates quoted by the contractor shall be for complete finished work including cost of all labour material, scaffolding, finishing as required with tools, plants, cartage, lift, taxes, tollage, octroi, royalties etc. All works shall be executed as per BoQ, particular specification, drawings and instructions of engineer in-charge and shall include the supply and installation at site of all the equipment, ancillary materials as specified and all such items what- so-ever which may be required to fulfill the desired intent and purpose. All materials shall be as per ISI specification and with IS certification marked wherever applicable. The material shall be duly approved by engineer-in-charge before incorporation in the work. (e) Lump sum quoted by the bidders shall be deemed to be inclusive of Air Conditioning Plant and all other items as listed in this BoQ from ser No 1.00 to 1.17 including successful testing & commissioning. Bidders shall quote their rates accordingly. | ||
3 | (i) PRIMARY CHILLED WATER PUMP Monoblock type pump Suitable HP, TEFC squirrel cage induction motor with class 'F' insulation, 2900 rpm , operating on 415 +/- 10% volts, 3 phase, 50 Hz A.C. supply. Expended Polystyrene (TF quantity) insulation not less than 50mm thick duly cladded between aluminum sheets of 0.5mm thickness and properly clamped to pump in two semicircular sections as per specifications. 150 mm dia. dial type pressure & temperature gauges - 03 Each Mounting frame with Anti vibration pads. Operating parameters Water flow rate = 204 USGPM Head = 65ft ot 20 Mtr. Motor HP = 10.0 HP (Suggested) 2 WORKING and 1 STANDBY- 3 NOS Note : Mounting frame with anti vibration pad with RCC/cement concrete foundation for the pump unit included under respective items No (i). | ||
4 | (ii) SECONDRY CHILLED WATER PUMP Supply, installing, testing and commissioning of Secondary Variable Speed Pumping System consisting of adjustable frequency drive (AFD) for each pump. 1 No. microprocessor based pump controller per zone housed within the enclosure of one of the AFD with pumping software duly downloaded & single / multiple differential pressure sensor / transmitters as per the site requirement. The entire system along with secondary pumps must be sourced from pumping system supplier only, for unit responsibility. Secondary chilled water pumps comprising of the following :- The system shall be complete in all respects and suitable for following ratings. Split casing type pump -02 Each Suitable HP, TEFC squirrel cage induction motor with class 'F' insulation, 1450 rpm, operating on 415 +/ - 10% volts, 3 phase, 50 Hz A.C. supply - 02 Ecah Expended Polystyrene (TF quantity) insulation not less than 50mm thick duly cladded between aluminum sheets of 0.5mm thickness and properly clamped to pump in two semicircular sections as per specifications. 150 mm dia dial type pressure & temperature gauges -04 Each Microprocessor based BMS compatible, variable frequency speed controller complete with necessary fittings and wiring. Controllers suitable to control 2 nos. pumps separately. Sensor / Transformer Water flow rate for each pump : 204 USGPM Head : 65 feet /20 Mtr. Motor HP : 10 HP (Suggested) Qty ( 01 WORKING + 01 STANDBY including controller unit ) Note : All, pumps, Motors, VFD, controller and software etc are to be sourced from the same vendor. All VFD shall have separate controller. The cost of mounting frame with anti vibration pad with RCC/cement concrete foundation for the pump units shall be deemed to be included under the respective item. | ||
5 | (iii) CONDENDER WATER PUMP Split casing type pumpSuitable HP, squirrel cage induction motor with class 'F' insulation, 1450 rpm, operating on 415 +/- 10% volts, 3 phase, 50 Hz A.C. supply with following specification : - 150 mm dia. dial type pressure & temperature gauges -02 Each Operating parameters Water flow rate = 140 USGPM Head = 65 Ft. of water /20 mtr. Motor HP = 10 HP (Suggested) Quantity 2 WORKING and 1 STANDBY-3 NOS Note : The cost of mounting frame with anti vibration pad with RCC/cement concrete foundation for the pump unit shall be deemed to be included under the respective item. (c) AHU: Supply, Installation, Testing and Commissioning of factory built floor mounted double skin type air handling units made of 23+/-2 mm thick panels consisting of G.I. Casing of thickness 0.6 mm outside layer 0.6 mm thickness inside layer with polyurethane foam (PUF) insulation of density not less than 38 Kg/Cum factory injected between them by injection molding machine complete with 6 row deep cooling coil with aluminum finned copper tubes, filter sections with 50 mm thick metal washable synthetic type air pre-filters, belt drive package with TEFC drive motor suitable for 415+ 1-10% volts, 50 HZ, 3 Phase, A.C. supply, drain connections, stainless steel drain pan, necessary vibration isolation arrangement, foundations, etc. complete as per specifications and of following capacities. The AHU shall be capable of Delivering min 10000 CFM at 65 mm static,with Pre filters section, cooling coil, backward curved blower. The cost of distributers shall be part of the AHU. All coils for Air handling units shall be 120% capacity of the capacity indicated. Additional rows if required shall be provided at no extra cost. ( Note: Humidifier / strip heater should be inbuilt in AHU unit for maintaining the desired vapor content at a specific temperature and maintain also RH value. -02 Each. |
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