1st Recall Replacement of Air Cooled chillers at CMSD in University of Hyderabad campus

Amount

1) The estimated amount is exclusive of GST. 2) The Bidder should quote basic rates exclusive of GST and quote GST percentage separately. GST should be revised from time to time.

SITC of 48/46 TR air cooled chiller with hermetically sealed multiple scroll compressors with thermostatic expansion valve, factory assembled packaged Unit, DOL Starter, micro-processor control centre, interconnecting and also integrating with existing air cooled chiller etc as reqd.

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. 80mm 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. 80mm dia

Y- STRAINER of Ductile CI Body flanged ends with stainless steel strainer for chilled / hot water circulation including insulation as specified. 80mm 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 water circulation including insulation as specified. 80mm dia.

Supplying, fixing, testing and commissioning of following on existing 80mm pipe line etc., as required Flow switch

Pressure gauge

Temperature gauge

Auto air vents

Supplying, laying/ fixing, testing and commissioning of following nominal sizes of chilled water piping plumbing inside/outside 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 sand cement plastering/ 0.63mm aluminium sheet cladding complete with type3 , grade 1 roofing felt strip (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. 80mm dia. (50mm thick insulation)

SITC of chiller water pump suitable for 48 TR chiller, approximately 150gpm, 5.5kw, IE2 motor, end suction back pull out long coupled horizontal pump etc., as required.

Supplying, fixing, testing and commissioning DOL starter suitable for above 5.5kW pump etc., as required.

Earth work in excavation by mechanical means (Hydraulic excavator) /manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m All kinds of soil

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

Less: Credit for dismantled old 33 TR air cooled chiller untis, valves, pipes including transportation etc.,.

SRI SAI AIRCONDITIONING & ELECTRICALS

AIRTEMP SOLUTIONS PRIVATE LIMITED