Public Works Department-PWD has published Repair Maintenance Of Window / Split / Cassette Type Ac Equipments, Water Cooler And Ro Cooler And Water Purifier Installed At Pwd, Mso Building, I.P.Estate, New Delhi. Providing Precision Ac At Cctv Command Control Room 2, 11 Floor, Server Room 3 . Submission Date for this Tender is 07-07-2022. CCTV System Tenders in delhi Delhi. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Supply, Installation, Testing & Commissioning of floor mounted units suitable for high sensible loads of electrical panels. Each unit shall facilitate installation in small areas, shall feature robust design to run 24x7, auto-restart function, monitoring with unit to unit communication and ease of service. The discharge of cold air shall be from top front and suction from lower front face. The Indoor unit shall comprise of metallic body construction scroll compressor, evaporator coil with hydrophilic coating, evaporator fans, HDPE Washable filters, expansion valve, R407s refrigerant, heater, humidifier, microprocessor controller, G4 filter, suction and discharge piping, internal power and control wiring, HP/LP Cutouts, power and control contractors, RS485 card for monitoring and other electrical & safety accessories. Outdoor cabinet consisting of fan with single phase motor condenser coil The Air Cooled High performance split Ac unit shall designed as per following conditions:- i) Ambient air design temperature : 43 DegC ii) Actual capacity : As per requirement iii) Air Quantity : 500 to 600 CFM/TR iv) Filters efficiency : 90% efficiency down to 10 microns v) Type of load : High sensible heat load (Sensible heat factor Fault Failure changeover) Cascading effect Sequencing of above units Sequencing of above units a) 3 TR |
| 2 | b) 2 TR |
| 3 | Low side accessories for Installation & Commissioningof precision AC:- a) Supply, Installation, Testing & Commissioning of Precision Ac indoor unit & outdoor stands mounting plate for abovePAC system |
| 4 | b) Supply and charging of refrigerant gas 407C for above PAC system |
| 5 | c) Supply and Interconnecting copper piping between indoor & outdoor unit. Copper piping will be duly insulated with 13mm thick nitrile rubber insulation. Copper piping should be epoxy coated. Supply and laying hot gas line dia 3/4 & Liquid line(1/2)-18GaugeHard Copper with fittings, accessories etc for above PAC system |
| 6 | d) Supply & Laying and Interconnecting copper cable between indoor & outdoor unit to be laid on existing cable tray for above PAC system |
| 7 | e)Supply & laying incoming copper cable from incoming isolator to PAC unit (4cx6sqmm CU A) to be laid on existing cable tray |
| 8 | Supplying and installation following size of perforated painted with powder coating MS cable trays with perforation not more than 17.5% in convenient sections joined with connectors, suspended from the ceiling with MS suspenders includingbolts & nuts, painting suspenders etc as required. a) 150mm width x50mm depth x1.6mm thickness |
| 9 | Supplying and installation of drain pipe of 25 mm dia pipe of PVC heavy duty with nitrile insulation as required. |
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