Military Engineer Services-MES has published Tender For Repair/ Replacement Of Ac Plant Of Capacity 10Tr (Direct Expansion System) At Depot Area Of 1 Fod Under Ge (Utilities) Udhampur. Submission Date for this Tender is 18-09-2023. HVAC Tenders in udhampur Jammu And Kashmir. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 06-Sep-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 13-09-2023 |
| 2 | 13-Sep-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 18-09-2023 |
| Sl. No. | Item Description |
| 1 | Taking down / Dismantling of the existing plant completely comprising of compressor, slipring motor, chiller, Condenser, ducting,AHUs, pipe lines, chiller / condenser pumps, liquid line, control valves, cooling tower, control panel etc and making good the surface all as specified and directed and depositing in MES store yard. |
| 2 | Supply, installation, testing and commissioning of Variable Refrigerant Flow modular type air conditioning system suitable for Cooling & Heating both by multiple scroll compressor controlled by individual inverter complete with indoor and outdoor units with individual wired and wireless / wired remote controller for indoor units and centralized controller, interconnecting refrigerant piping, full charge of refrigerant gas (R-410A) & oil, internal control cabling and fittings and Outdoor unit connecting kit etc as per details given in specifications and having following items. The outdoor units shall be suitable for 3 phase 4 wire system, 415V+10%, 50Hz AC supply and indoor shall be suitable for Single phase 220-240V, 50 Hz AC supply. |
| 3 | Outdoor Units:- Supply, installation, testing & commissioning of Modular type outdoor units equipped with highly efficient scroll compressors (OEM manufactured) fully inverter controlled i.e. change sits speed in accordance to the variation in cooling loads, special heat exchanger, low noise condenser fan, & including full charging of R-410A refrigerant gas complete / powder coating complete as per specifications. Outdoor units shall be provided with MS stand of suitable size duly painted with corrosion resistant paint suitable for outdoor application. The units shall be in combination of one or more units which shall be selected in such away that COP of each unit at 100% shall not be less than 3.35 and 75% part load shall not be less than 3.90 on standard operating conditions i.e on 35 Deg CDB Ambient and at 27 Deg CDB & 19 Deg CWB inside conditions. The units shall be suitable to operate upto 52 Deg C ambient conditions. |
| 4 | All the units shall be provided with built in microprocessor or control panel for automatic operation and capacity control, which should be air cool. Machines shall be suitable for working with BMS system. It is mandatory that each compressor shall have inverter technology separately i.e. outdoor units shall have all inverter based compressor. Following capacities of ODUs are at standard operating condition as defined above and Vendor to indicate COP at 100% load & at part loads i.e.75% & 50% in the data sheets / shop drawings. Notes : (a) INSIDE DESIGN CONDITION (24°C +/-5% DEG. C) or 75.2°F +/-5% DEG F DBT (b) Pressure testing throught air compressor unit & Gas charging (R-410A) & commissioning of complete AC system is including in quoted rate of item. |
| 5 | 10 HP VRV Outdoor unit |
| 6 | Supply, installation, testing & commissioningofceiling suspended unit having uniform air flow with Cordless Remote controller suitable for above indoor units to operate, monitor, ON/OFF, temperature setting air flow changing etc. The remote controller shall be wall mounting with bracket as following capacity:- |
| 7 | 2.0 TR HI wall type unit |
| 8 | Supply, installation, testing & commissioning ofvariable refrigerant "Y" joint required for distribution of refrigerant in copper piping etc., Complete as per specifications flow distribution REFNETS (Y – Joints) in the suction & liquid lines. |
| 9 | Supply, installation, testing & commissioning of refrigerant copper piping insulated with 19 mm / 13 mm thick Nitrile rubber of following sizes between outdoor unit to indoor units as per the specifications. The refrigerant pipe shall be hard drawn /soft drawn copper pipe as per manufacture recommendations. The quantity of these items of works recommendations. The quantity of these items of works shall be measured as per actual requirement of site conditions. The vendor shall accept the accepted rate as per the actual measured quantities.The size of refrigerant pipes shown below are tentatively measured quantities.The size of refrigerant pipes shown below are tentative.The required size of pipe shall be designed by the vendor as per the manufacturer recommendations:- |
| 10 | 28 mm OD ( insulation 19 mm thick ) |
| 11 | 22mm OD ( insulation 19 mm Thick ) |
| 12 | 19 mm OD ( insulation 19 mm Thick ) |
| 13 | 15.9 mm OD ( insulation 19 mm Thick ) |
| 14 | 12.7 mm OD ( insulation 13 mm Thick ) |
| 15 | 9.5 mm OD ( insulation 13 mm Thick ) |
| 16 | 6.35 mm OD ( insulation 13 mm Thick ) |
| 17 | Supply, laying, testing & commissioning of following sizes PVC drain water / fresh air arrangement pipe including bends, collars & elbow etc, all complete and duly insulated with 9 mm thick tubular insulation of closed cell elastomeric nitrile rubber as required:- |
| 18 | 32 mm dia PVC |
| 19 | XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area25 sq mm, 4 core, complete all as specified and directed. |
| 20 | Supply and laying SITC of cabling work between outdoor & indoor units of 2C x 2.5sq mm copper cable including concrete PVC casing capping with all fittings and, including cutting chases to wall making good match with the existing specification complete all as specified and all as directed. |
| 21 | Point wiring with 2.5 Sqmm PVC insulated, unsheathed (FRLS) cable with multi stranded copper conductor wiring in and including PVC concealed conduit medium grade (ISI marked) 20mm dia and over, wall thickness not less than 2.00 mm thick and all accessories for one light / bell /exhaust fan controlled by one switch with 1.25mm thick pressed steel terminal anodized box concealed on walls, 3mm laminated plastic sheet cover for mounting of switches, socket outlet, regulator etc or suitable forswitches, socket outlet, regulator etc , fixed by suitable size of 4 Nos cadmium screws along with PVC insulated and unsheathed FRLS 1.5 Sqmm multistrand copper conductor earth wire connected to common earth and earth dolly, complete all as specified and as directed. |
| 22 | Switch socket combination, 2 in 1, 3 pin, 5 Amp and 15 Amp flush type, complete all as specified and as directed. |
| 23 | Earthing complete with galvanised steel earth plate electrode 60 cm x 60 cm x 6.0mm thick buried directly in ground (Earth pit not less than 2.25 m deep below ground level) with top edge of plate not less than 1.5 m below normal ground level, connected to galvanised iron strip 32×6mmas earthing lead by means of bolts, nuts, check nuts and washers of galvanised standard iron or steel all as specified or indicated in electrical plate no 3 of MES Part-I, including testing on completion including the material and labour of the following :- (a) Excavation and earth work for drilling hole for electrodein any type of soil. (b) PCC pit in cement concrete 1:2:4 type B-1. (c) Precast RCC coverwith suitablehandle 40 mm thickinPCC1:2:4type B-1,reinforced with welded steel wirefabric weighing notless than 1.87 Kg/Sqm. |
| 24 | Contd Srl item No 11...... (d) Funnelwithwatering pipe of GI20 mm nominal bore medium grade and copper lugs etc all as specified. (e) 15 mm nominal bore light grade GI protection pipe 5 mtrlongforprotectionof earthing lead from mechanical injury or tempering. (f) Requisite quantity of common salt and charcoal. (g) Testing of earthing. Note : (a) On testing after completionof earthing, ifthe desired earth resistanceisnotobtained,theearthingwill bere-done by the contractor at his own risk and cost to the entire satisfaction of the Engineer-in-Charge. |
| 25 | Supply, installation, commissioning and testing ofLT panel outdoor type weather proof panel floor mounted on 60 cm long legs made out of 40X40X5mm angle made of complete CRCA sheet on 3.15mm dust and vermin proof duly powder coated and wired as per standard engineering practice, the panel manufacturer should have got any one of the panel tested at CPRI earlier and similar design and technology shall be adopted for fabrication of panel.The panel shall be comprising of following accessories :- Incomer a)MCCB 160 Amps 4 pole=01 No Outgoing (a) MCCB 63 Amps 4pole - 02 Nos. (b) MCB SPN type 32Amp- 10 Nos. (c)Digital Ammeter 0 to 200 Amps=01 No. (d)Digital Voltmeter 0-500 volts=01 No. (e)Phase indicator=01 No. (f)Single phase preventor=01 No. (j)Complete wiring of panel board with appropriate current rating flame retardant PVC insulated copper conductor multi- strand cable for panel instrument incomming / outgoing MCCBs with suitable thimble-01 Job |
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