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| 1 | NOTE (Applicable for all items):- The bidders/contractorsare advised to read tender document & all corrigendum/ amendments and General conditions of contracts before entrying/quoting the rates.SCHEDULE \"A\" |
| 2 | AIR-COOLED HEAT PUMP PACKAGESupply, Installation, Testing and Commissioning of Factory Assembled Air Cooled Inverter based Scroll Heat Pump Package of nominal heating capacity of minimum 65 kW run on 415 Volt, 50 Hz AC complete all as specified below: (a) SITC of Air-Cooled Inverter Heat Pump Units complete with Single/Multiple Scroll compressors, Evaporator, air-cooled condenser, Control panel etc. The Heat Pump will be charged with R410A Refrigerant. The drive motor suitable for 415V +/-15%, 3 phase, 50 Hz.(b)The refrigerant circuit shall include: a discharge service ball type isolation valve, dual high side pressure relief valves, liquid line shutoff valve with charging port, dual low side pressure relief valves, solenoid valve, sight glass with moisture indicator, electronic expansion valves, and flexible, closed-cell foam insulated suction line and suction pressure transducer, refrigerant receiver, discharge liquid separator and R410A refrigerant. |
| 3 | (c) Modular design with an ability to mix and match combinations upto 16 connected Heat Pumps. They can operate in Master and slave configuration mode or can operate separately.(d) The Chiller Heat Pump evaporator should be Brazed Plate Heat Exchanger(BPHE) type made entirely of stainless steel, with direct-expansion and counter-flows. The heat exchange surface is configured so as to maximize the exchange coefficient with minimal load losses. capable of refrigerant working pressure of 650 psig and liquid side pressure of 150 psig.Input and output connections shall be fitted with air bleeder and draining valves. The covering in closed-cell neoprene sponge prevents the formation of condensation and reduces thermal wastage. The condenser side Fin and Tube heat exchanger shall have hydrophilic coated Aluminum fins with copper tubes(anti corrosive). |
| 4 | (e) Air-cooled Condenser with integrated fin and tube coils with inner grooved copper tubes and expanded into aluminium fins and complete with sub cooler and top discharge air circulators using EC(Electronically Commutated) axial flow fans with IP 55 protection for outdoor duty , U shaped condenser coil guard etc. permanently-lubricated ball bearings. Brushless commutation and minimum self-heating.(f) The Compressor motor shall be Inverter driven and with protection for under voltage, over load, earth fault and single phasing, Integrated thermal protection, Speed control with inverter,Inverter start-up, Power factor correction condensers, Oil valve and by-pass line, Anti-vibration supports etc. It should have, Hot water temperature sensors, water flow sensors / flow switch etc.Compressor Motor overloads capable of monitoring compressor motor current. Provides extra protection against compressor reverse rotation, phase-loss and phase-imbalance. Motor overheat protection will be provided to ensure the motor reliability.(g) Micro-processor based controls( safety interlocks that monitor pressure, temp., current, voltage, oil and refrigernat etc) with Touch screen display in English for all operating parameters such as supply voltage, frequency, load current, Hot water inlet, Hot water outlet, temperature parameters, operating pressures, input power etc.(h) Wired controller LCD Touch Screen Panel with LED backlightingfor enhanced control of operation at single point.(j) Capable of delivering High Chilled water till 25C & same machine should capable of Operating as Heat Pump to deliver Hot Water upto 58 degC. (Chiller cum Heat Pump Mode Available). Theunits shall be capable of providing Heating within ambient range of-27° C to 43°C in winters. |
| 5 | (k) Noise level of the chiller should not be more than 68 db(A)at 1 m distance. (l) Nominal heating capacity 66 KW Heat Pump at below duty conditions:Hot water Inlet Temp: 40 deg CHot water Outlet Temp: 45 deg CAmbient Temp: 07 deg C |
| 6 | Supply, Installation, Testing and Commissioning of Factory Assembled Brand New Titanium Plate type heat exchanger 02 Set ( 01 W + 01 S/By) with all fittings,valves at inlet and outletand accessories as per specificationscomplete in all respect as given below: |
| 7 | (a) Plate type heat exchanger - Water / Water Type for Hot Water of Capacity 3,25,000Kcal / Hr(b) Water flow in primary circuit 64800 LPH(c) Water Flow in secondary circuit64800 LPH(d) Temperature primary circuit. Inlet: 45 deg.COutlet : 40 deg.C(e) Temperature secondary circuit Inlet: 20 deg.C Outlet :27 deg.C |
| 8 | Providing, installation, testing and commissioning offollowing Brand Newpumpssuitable for 415 Volts connected with T.E.F.C. induction motor, suitable for VFD starter, M.S.channel, baseplate. The pump shall have mechanical seal. The pump shall be C.I casing, Bronze impeller, SS shaft and CI (Epoxy coated) base (suitable for hot water temperature).of 70 Deg C for the following items: |
| 9 | (a) Hot Water Circulation pumpPump(For Circulating Hot water between Heat Pump and PHE. (Primary circuit) having Flow rate - 18 LPS and Head - 20 mtrs (1W+1SB) |
| 10 | (a) Hot Water Circulation pumpPump(For Circulating Hot water between Swimming Pool and PHE. (Secondary circuit) having Flow rate - 18 LPS and Head - 20 mtrs (1W+1SB) |
| 11 | Supply, installation, testing and commissioning of Brand New sheet metal fabricated cubicleelectrical Control Panelfor Heat Pumps. Hot water Pumps and Distribution System with necessary approved switchgears, Termination and connection with required earthing of the following specifications: |
| 12 | Panel will have MCCB incomer of 400 A with suitable multifunction meter with indication for voltage current frquecy and KVA as well as KW and power factor,and 6 Nos. 63 A outgoing feeds for Heat Pumps. 4 Pump feeders with MCB and VFD starters, in separate cubicles.All feeders will have suitable on/off indication and starters will have door mounted push buttons for start and stop.The incomer will have a door operated handle and should be suitably interlocked so that the door can not be opened in case the mains or on. Panel will be made from minimum16 SWG CRCA sheet treated for rust or other impurities and powder coated in desired shade alongwith the following cables ( Note : Cost of cables given below in any length required at site for functioning the plant shall deemed to be included with the cost of this item)(i) 4 Core 6 Sq.mm armoured copper Cable with 300 mm Wide cable tray.(ii) 3 Core 4 Sq.mm armoured copper Cable with 300 mm Wide cable tray. |
| 13 | PLANT ROOM PIPING WORK, VALVES AND FITTINGSCPVC SCH-80 Suction/Delivery Header and plant room piping. |
| 14 | Providing, fixing, jointing and testing in position the following SCH- 80 CPVC pipes for HWS/HWR conformingto ASTM F 441 cutto requiredlengthsincluding all necessary fittings (All fittings shall confirm to ASTM F 493/ASTM F 438 ) and specials such as bends, tees, unions,reducers, flanges& plugs etc. Solvent cement jointing, and making proper connections. Cost shall be inclusive ofFixing/supporting the pipes (& fittings) at wall/floor level supported by galvanized clamps, hangers etc, Insulated with 19mm/25mm thick UV resistance(ASTM G797/ISO4892-2) thermoplast Elastomer closed cell insulation tubing for hot water Pipes of density not less than 40 kg/cum and thermal conductivity not more than 0.034W/m Degree K over pipes complete all as specified and directed |
| 15 | 150mm dia |
| 16 | 80mm dia |
| 17 | 50mm dia |
| 18 | 25mm dia |
| 19 | Supply& fixing butterfly/Shut off valve with union/flanges, washer, nuts & bolts. Rated to temperature of 70 Deg C and tested to a pressure not less than 10Kg/Sq.cm. Including covering with nitrile rubber insulation having protective coating against mechanical damage for the following dia complete all as specified and directed. |
| 20 | 50mm dia |
| 21 | 150mm dia |
| 22 | Supply&fixing50 mm dia gun metal horizontal/vertical flaptype Nonreturn valvetested working pressure PN 10. Including rubber gasket, flanges, union,nuts,bolts& washers complete as required including covering with nitrile rubber insulation having protective coating against mechanical damagecomplete all as specified and directed. |
| 23 | Supply&fixing Y-Strainer, working pressure PN 10, including rubber gasket, flanges, union,nuts,bolts& washers complete as required, including covering with nitrile rubber insulation having protective coating against mechanical damage suitable for 50 mm dia pipe of any type complete all as specified and directed. |
| 24 | Supply of Digital Temperature meter suitable for measuring Temperature system complete all as specified and directed |
| 25 | Supply and fixing auto air vent with isolation valve for Hot water supply system suitable for pressure not less than 10 Kg / Sqcm of 25 mm dia as required complete all as specified and directed |
| 26 | Supply and fixing brand new magnetic flow meter with easy reading for a flow of 5 m/s to 30 m/s and should be suitable for clorinated water. The installation should be complete with valves and wiring for easy readout of the flow complete all as specified and directed |
| 27 | Supplying, Installation, Testing, Commissioning of QUATRO finish fully reinforced bubble cell polythene stitched cover having the following specification : polytheylene reinforced Jewn glon entire border with eyckts in each corner & every 0.5 m on the roller side ,cover shall be manufactured in UV treated corrugated polyethene floating pool cover for swimming pool at size 25mtr x 13.5mtr (approx) complete with stainless steel roller equipment and SS stand for pool cover for reducing the thermal losses during non usage hours of swimming pool complete allas specified and comprising of 500 micron in density & has weight 0.56 kg per Sqm with blue top & its bubble type isothermal pool cover of approved make complete all as specified and directed. Make : Albon, Abyss, Hayward\"s, Renaissance (Size : 25m x 45m) |
| 28 | Supplying, Installation, Testing, Commissioning of Reel system suitable for Solar floatingpool covers winding type having movable rollers ( length vary from 5 to 7 RM)made out of highest quality stainless steel complete all as specified and directed. Make : Albon, Abyss, Hayward\"s. |
| 29 | Material & Labour for earthing complete with galvanised steel earth plate electrodesize 600x600x6 mm thick burried directly in groundvertically in a pit of depth not less than 2.25 mtr below ground levels with top edge of the earth plate not less than 1.5 mtr below normal ground level surrounded from all sides by mixture of charcoal and common salt and electrode connected to and including galvanised iron strip 32x6 mm earth lead by means of bolts, nuts, check nuts and washers of galvanised steel and GI pipe light grade 20mm dia bore for watering funnel with wire mesh. CI cover with frame, PCC chamber pit with PCC 1:3:6 type C-2 excavation and earth work all as shown in SSR Part I connected to earthing test point all as specified or indicated including testing on completion. NOTES 1. The unit rate includes for protection pipe and GI strip dia from top of earth plate upto 7.5 meter above groung level complete all as specified and directed |
