SPL REPAIR / REPLACEMENT OF BER AC PLANT OF OT OF MH AGRA UNDER GE (W) AGRA

Amount

Disconnecting, dismentling and taking out, loading, transporting, unloading stacking & properly at AGE E/M (W) Store yard of existing central type AC Plant of Cap 3x14 TR including compressors with motors, cooling tower, piping system, AHU with duct defusers, suction grills, dehumidifier, electic panel & Condensor with Pump complete with all accessories as installed at site including making good disturbed surface of wall, door, ceiling & floor etc to match with the existing surfaces with necessary colour/ painting complete all as specified and directed.

Supply, Installation, Commissioning & Testing including Lifting, Shifting of Factory assembled microprocessor based Water-cooled Scroll condensing unit machine 12.5 TR (min) normal cooling capacity, compressing of 01 No. of hermetically sealed scroll type compressor, 2900 RPM operated at 415 volt 3 phase, 50 Hz Ac supply, shell & tube type water cooled condenser unit of capacity 245 LPM normal flow, Water side fouling factor of 0.00044 m2.deg.C/W, having water & refrigent inlet & outlet ports duly refrigarent line internallly connected with compressor unit, microprocessor based panel duly pre-internally wired with suitable size copper conductor cables, complete unit mounted on comman structual steel frame work of over all diamension (L-1316 x W-500 x H-1120 mm) having operating weight of 661 KG approx. complete all acessaries as per OEM specification complete all as specified and directed.

Pump Supply and Installation of Condenser Water Circulating Pumps (1 W + 1 S) ( 2900 RPM Monoblock centrifugal pump C.I Casing & brass impeller) of capacity 420 LPM at 20 Mtr Head, of minimum capacity 3 HP (2.4 KW), 3 phase, 415 Volt, 50Hz AC supply, including PCC foundation work complete all as specified and directed.

Air Handling Unit :- Supply, assemblying, Installation, commissioning & testing of floor mounted double skin air handling unit of dehumidified capacity 11200 CFM, 0.60 mm inner & outer skin, 23 + 2 mm panel hollow profile, centrifugal blower dynamically balanced, squirrel case induction motor of suiable capacity, double skinned six or eight row deep DX copper tube cooling coil, static pressure -116 mm of water gauge, 12 FPI, 50 mm thick pre-filter (Washable Synthetic fiber of efficiency 90% down to 10 micron) & Fine Filters, SS drain pan including 40 mm UPVC drain outlet pipe with UPVC fittings from AHU to outside of AHU room, V belt drive with provn of heater bank of suitable wattage to compensate mansoon sensible reheat, dehumidifire pump with PVC water tank pipe line connected with spary nozzles arrengment to maintain humiditity in summar season complete all as specified and directed.

Supply, erection of FRP cooling tower, heat rejection capacity 35 TR ( 105000 Kcal/Hr). cooling tower shall be complete with basin, casing, distribution system, PVC filling, louvers, HDG supports, GI ladder and TEFC squirrel cage induction motor suitable for outdoor installation with necessary protection jali. The cooling tower design should be based on following parameter and as per specification. Cooling tower inlet water temperature 36.40 Deg. C. Cooling tower outlet water temperature 32.20 Deg.C. including necessary PCC/ brick work, foundation work complete all as specified and directed.

M&L for PVC Rotational moulded water storage triple layered tanks of capacity 1000 Liters including inlet & outlet connection and float valve (cylindrical vertical with closed top) hoisted on and including RCC slab and brick work staging upto suiatble height for cooling tower complete all as specified and directed.

Supply & fixing, commissioning & testing Expansion Valve Suitable for 14 TR Condensing Unit complete all as specified and directed.

Supply & fixing, commissioning & testing of Drier Filter of suitable capacity complete all as specified and directed.

Piping :- M&L for condenser water pipe line MS pipes 'C' class cut to required lengths and installed with all welded joints and fitting like valves, flanges, union including painting with two coats of synthetic enemalled paint of desired color shed over one coat of red oxide primer including water flow direction marking from cooling tower to condenser unit, through condenser pump and returned circuit including necessary supports/ brassings for laying in proper alignment and height complete all as specified & directed of following size :- (a) 100 mm

Copper Refrigerant Piping :- Supply and installation of refrigerant piping system fabricated with suitable size copper pipe line work with liquid and gas control valve, liquid flow indication valve, thermometer bent, including 19 mm thick closed cell elastomeric nitrile rubber tabular insulation between chiller unit to AHU units for supply & return refrigerant line including necessary supports/ brassings for laying in proper alignment and height complete all as specified & directed

Supply & fixing butterfly valves complete with double flanges, 3 mm thick rubber gaskets, nuts, bolts & washers etc complete all as specified & directed of following size:- Make. Advance , Zoloto , Sant , Equivalent. (a) 65 mm

Supply & fixing of descaling valve of size 25 mm bore complete with double pair of flanges, gaskets, nut & bolts etc complete all as specified & directed

Supply & fixing balancing valve of Size 50 mm specified make with flanges, nut & bolts etc complete all as specified & directed

Supply & fixing, commissioning & testing of Auto air Purging Valve to be fixed each condenser unit complete all as specified & directed

Supply & fixing, commissioning & testing of Y Strainers of size 50 mm complete all as specified & directed

Supply & fixing, commissioning & testing pot Strainer of size 65 mm for Condenser Water Line complete all as specified & directed

Supply & fixing dial type pressure gauges of 100 mm dia dial complete with SS syphon & cock for inlet & outlet condenser water pipe line complete all as specified & directed

Supply & fixing of industrial stem type thermometer for inlet & outlet condenser water pipe line complete all as specified & directed

Supply & fixing of water flow control switch for each unit complete all as specified & directed

Supply & Installation of 40 mm UPVC Drain pipe with all PVC fittings for condenser pump drain water complete all as specified & directed

Supply, fabrication, installation & testing of double canvas flexible connection of suitable size to be fixed between AHU and existing ducting with provn of inspection zip opening complete all as specified & directed

Supply, Installation, commissioning & testing of supply air grills with fire dampers & diffusers of Approx size 0.45 x 0.9 Mtr complete all as specified & directed .

Supply, Installation, commissioning & testing of return air grills without dampers & diffusers of Approx size 0.45 x 0.9 Mtr complete all as specified & directed .

Supply & fixing duly fabricated with 0.63 mm thick PGI sheets Hepa Filter Cabinet to be installed in existing supply duct of suitable sizes for installing hepa filters against respective item here-in-after complete all as specified and directed.

Power Cables From Panel to Equipments :- (a) M&L for PVC insulated, armoured, heavy duty electric power cable with copper conductor, 1100 volts grade, cross-sectional area 6 Sqmm X 3 core from Panel to AHU & condenser pumps complete all as specified & directed .

(b) M&L for PVC insulated, armoured, heavy duty electric power cable with copper conductor, 1100 volts grade, cross-sectional area 4 Sqmm X 3 core from Panel to CT Fan Motor complete all as specified & directed .

(c) M&L for PVC insulated, armoured, heavy duty electric power cable with copper conductor, 1100 volts grade, cross-sectional area 16 Sqmm X 4 core from main Panel to Scroll Condensing unit microprocessor based panel complete all as specified & directed .

(d) M&L for control wiring to the entire air conditioning system with suitable size copper conductor cable PVC (FRLS) insulated for interlocking arrengment of chiller unit, cooling tower, AHU units, condenser pump, water flow switch, tempreture etc complete all as specified & directed .

Supplying & Fixing of GI cable tray of size 300 mm fabricated from - 14 HWG GI Sheet (Without Cover) suiatble for laying/ fixing of electric power cables including necessary structural steel frame support/ brassing to the existing plant room from main electric panel to all machine/ equipments complete all as specified & directed .

M&L for PCC Foundation (1:3:6) type-C2 with 20 mm graded stone aggregate including necessary form work above ground level for chiller machine, AHU, HRW, Cooling Tower etc foundation complete all as specified & directed.

M&L for dismentling existing ducting (supply & return) with grills, defusers & dempers etc carefully by removing existing false ceilings any type and keping a site for cleaning throughly internally by removing all dust particles, washing and refixing in position with replacement of packing gaskets of joints to make leak roof with unserviceable/ demaged insulation, nuts, bolts, washers, supports, anchorage etc complete all as specified and directed.

Supply & fixing of air filter capable for filtering 5 Micron above partical(Hepa Filter primary & secondary of Approx overall size 600 x 600 x 250 mm) in existing duct chamber provided against respective item here-in-before complete all as specified & directed.

M&L for earthing complete, with GI earth plate electrode of size 60 cm x 60 cm x 6 mm thick burried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the plate not less than 1.5 m below the normal ground level connected with GI strip 25 x 4 mm by means of bolts, nuts, check nuts and washers of galvanized iron and using charcoal and salt upto 150 mm above plate edge level including PCC pit in PCC 1:2:4 type B-1 using 20 mm graded crushed stone aggregate, PCC frame with 40 mm thick RCC cover reinforced with 8 mm dia deformed bars C/C in both way & 10 mm dia bar lifting handle, including excavation and earth work in any type of soil, 20 mm bore medium grade GI watering pipe with funnel and wire mesh and 40 mm bore light grade GI protection pipe earth lead connected to and including test point complete all as shown in electrical plate No.3 of SSR part-I of 2009 connected to equipment and testing on completion including complete all as specified and directed.

M&L for earthing complete with galvanized steel earth plate electrodes 600 mm x 600 mm x 6 mm thick buried directly in ground earth plate not less than 2.25 mtr deep below normal ground level with top edge of the plate not less than 1.5 mtr below normal ground level connected to and including galvanized steel wire 4.0 mm dia by means of bolts, nuts, check nuts and washers of galvanized iron and using charcoal and salt upto 150 mm above plate plate edge level including PCC pit in PCC 1:2:4 type B-1 using 20 mm graded crushed stone aggregate, PCC frame with 40 mm thick RCC cover reinforced with 8 mm dia deformed bars C/C in both way & 10 mm dia bar lifting handle, including excavation and earth work in any type of soil, 20 mm bore medium grade GI watering pipe with funnel and wire mesh and 15 mm bore light grade GI protection pipe earth lead connected to and including test point complete all as shown in electrical plate No.3 of SSR part-I of 2009 connected to equipment and testing on completion including complete all as specified and directed.

M&L for earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required galvanised iron strip of size 25 x 4mm complete all as specified & directed at site.

M&L for earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required galvanised iron or steel wire 4mm dia complete all as specified & directed at site.

Supply and fixing GI Pipe 40mm bore light grade with all fittings for earth lead protection fixed on wall with clamps or laid in floors etc complete all as specified and as directed at site.

Supply and fixing GI Pipe 15mm bore light grade with all fittings for earth lead protection fixed on wall with clamps or laid in floors etc complete all as specified and as directed at site.

Supply & fix non return valve, class PN1.0, mild steel body, gun metal / CS plate wafer type mount on SS 304 centre pin of size 50 mm dia with double flanges complete all as specified and directed.

All as per item No.38 above but of size 65 mm dia.

Supply and fixing 3 way motorised valve for air handling unit having dehumidified CFM of 11200 complete all as specified and directed.

Saini Enterprises

Radhe Krishn Engineering