Provision of Replacement of Two Nos of 90 TR Air Cooled Scroll Chillers installed at ISSA Building, Metcalfe House Complex, Delhi

Amount

Air Conditioning/ Air Cooled Chillers

Supply, Installation, Testing and Commissioning of Air Cooled Scroll Heat Pump meeting ECBC norms each having a capacity of 99TR (min) comprising of semi-hermetic / hermetic scroll type compressors of OEM make only with refringent circuit, having automatic capacity control / LP and oil pressure cutouts, necessary insulation to chiller and refrigerant pipe and Sq cage induction motor of adequate capacity for operation on 3-phase 415 +/- 10% Volts 50 Hz A.C. Suppy and drive arrangement as per manufacturer's design and standard specifications with Air Cooled Condenser with nano coating complete with safety valve to match the capacity of compressor and insulated shell and tube type water cooled flooded evaporator with MS shell and seamless copper tubes, flow switches at condenser and chiller outlet, compact refrigeration system including refrigerant piping, Refrigerant and oil ready for use on connecting electric power and cooling tower. Using zero ozone depleting potential and energy efficient as refrigerant preferably such as R-410 / R-407c with all accessories, display / gauge panel of various parameters including microprocessor based control panel for controlling various chiller operating parameters all as per manufacturer's design and specification etc. complete.

Supplying, Laying / Fixing, Testing and Commissioning of following nominal sizes of chilled water piping plumbing inside the building (with necessary clamps, vibration isolators and fittings but excluding valves, strainers, gauges etc.) duly insulated with fire retardant quality expanded polystrene moulded pipe section of density 20 kg/cu.m after a thick coat of cold setting adhesive (CPRX compound) wrapping with 500g polythene faced hessain and finally applying 0.63mm aluminium sheet cladding complete with type3 , grade 1 roofing feltstrip(as per IS:1322 as amended up to date ) at joints repairing of damage to building etc. as per specifications and as required complete in all respect. Note:- The Pipes of sizes 150mm & below shall be M.S. 'C' class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above.

125mm dia (50mm thick insulation)

100mm dia (50mm thick insulation)

Supplying, Fixing, Testing and Commissioning of following valves, strainers, gauges in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications.

BUTTERFLY VALVE (Manual) with C I body SS Disc, Nitrile Rubber Seal & O- Ring PN 16 pressure rating for chilled water/hot eater circulation as specified.

125mm dia

100mm dia

BALANCING VALVE with Built in measuring facility with C I body flanged construction with EPDM coated disc with long pitch with protected out pipe insulation & PN 16 pressure rating for chilled / hot water circulation as specified.

125mm dia

100mm dia

NON - RETURN VALVE with duel plate of C I body SS plates vulcanized NBR seal flanged end & PN 16 pressure rating for chilled / hot ater circulation including insulation as specified.

100mm dia

Y - STRAINER of Ductile CI Body flanged ends with stainless steel strainer for chilled / hot water circulation including insulation as specified.

125mm dia

Supplying, Fixing, Testing and Commissioning of Condenser Water Pipes of following sizes of MS 'C' class along with necessary clamps, vibration isolators and fittings such as bends,tees etc.but excluding valves, strainers, gauges etc. adequately supported on rigid supports duly painted/buried in ground excavation and refilling etc. as per specification and as required complete in all respect. Note:- The Pipes size 150mm & below shall be M.S. 'C' class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. And from minimum 7mm thick MS sheet for pipes of 400 mm dia and above

125mm dia

100mm dia

Supply, Installation, Testing and Commissioning of Centrifugal Pump 65/20 model with 10 HP motor.

Supply, Installation, Testing and Commissioning of Pressure Gauge.

Supply, Installation, Testing and Commissioning of Flow Switch.

Supply and Fixing of Control Cabling 3C x 1.5 Sqm copper flexible.

Supply and Fixing of Power Cabling (3.5C x 95 Sqm aluminium armoured).

Supply and Fixing of Air Purchase Valve.

Credit for Old Chillers.

HV AIRCONDITIONING SYSTEMS PVT. LTD.

Aircon Technique Pvt Ltd

SARAN AIRCON PVT. LTD

CLYMATE CONTROL

RefAir India Pvt. Ltd.