REPAIR MAINTENANCE OF CHILLED CENTRAL PACKAGE SPLIT WINDOW TYPE AIR CONDITIONERS AT HEMRL SUTARWADI UNDER GE RD PASHAN

Amount

Material and labour for disconnecting electrical connections of motor located at the top of cooling tower,keep cables at safe custody for reconnection and dismantling and taking out fan blade assembly along with motor mounted on base frame at the top of cooling tower after cutting/dismantaling all nuts, bolts and fixtures from the mounting frame and removing whole assembly including motor and base frame from the top of cooling tower with the help of necessary T and P for servicing of cooling tower suitable for 15 TR to 60 TR capacity comprising of following Complete all as specified and directed :- (i) Cleaning /scrapping of inner and outer surface of FRP basin, repair of damaged portion if any including FRP lining of all surfaces joints to avoid leakage including replacement of all nuts and bolts joining all parts of Basin complete. (ii) servicing cooling tower plant through cleaning agent complete pipe line, including servicing of cooling tower motor and fan and make the necessary alignment with motor. (iii) Replacement of bearing if any of suitable capacity after necessory work including greasing and replacement of nut bolts and preventing leakage if any by means of suitable adhesive etc complete all as directed and specified.(iv) Taking out PVC fills blocks, cleaning and refixing as per existing location and channel direction.(v) Servicing of spray header and sprinkler assembly complete. (vi) Repair of water strainer complete. Note : Spares such as Bearing, Sprinkler hub, PVC nozzle & sprinkler pipe shall be measured and paid seperately as Supply. Rate quoted is deemed to included for fixing charges of the same.

Supply only Suitable bearings for Fan Motor of Cooling Tower of Capacity 15 TR to 60 TR complete all as specified and directed.

Supply and fix Suitable bearings for Fan Motor of Cooling Tower of Capacity 75 TR to 180 TR Complete all as specified and directed

Supply only Sprinkler Hub top and bottom portion with PVC Pipe and cap complete set for capacity 15 to 60TR complete all as specified and directed.

Supply and fix Sprinkler Hub top and bottom portion with PVC Pipe and cap complete set for capacity 61 to 180 TR complete all as specified and directed.

Supply only PVC nozzle and sprinkler pipe complete all as specified and directed.

Supply and fix in repair toggle switch one way 5 Amps including control wiring and plugs if any Complete all as specified and directed.

Material and labour for disconnecting electrical connections, refrigent pipe, and water pipe, servicing, Repair and Over hauling of AHU for Air handling unit of capacity 3000 cfm to12000 Cfm, sectionalized construction of capacity 7.5 TR to 60 TR, removing dust, dirt, foreign material deposited on cooling coil fins with suitable ditergent, Cleaning / de-carbanising of pre and post air filters of shaft and reinstalled in same position with correct alignment after cleaning /repairing, remove the all rust from shaft by machinary work, polishing matching to existing and rebalancing of shaft including Servicing and testing of blower drum assembly for proper functioning and balancing, testing, commissioning complete for achieving desired performance including replacement of major defective spare parts as ordered under respective items of Schedule “A” here-in-after as "supply only" including supply and fixing minor parts required as directed to achive noise free operation complete all as specified and directed.

Material and labour for disconnecting electrical connections, refrigent pipe, and water pipe, servicing, Repair and Over hauling of AHU for Air handling unit of capacity 12000cfm to13000 Cfm, sectionalized construction of capacity 61 TR to 180 TR, removing dust, dirt, foreign material deposited on cooling coil fins with and including suitable ditergent, cleaning of Water Tray, Cleaning/de-carbanising of pre and post air filters and reinstalled in same position with correct alignment after cleaning /repairing, remove the all rust from shaft by machinary work and rebalancing of shaft including Servicing and testing of blower drum assembly for proper functioning and balancing, Testing, commissioning complete for achieving desired performance including replacement only of major defective spare parts as ordered under respective items of Schedule “A” here-in-after as "supply only" including supply and fixing of minor spare parts required as directed to achive noise free operation complete all as specified and directed.

Repair to spray water type dehumidification system of air handling unit complete by Pressurized, cleaning of spray water header with nozzle Complete all as specified and directed including replacement of following unserviceable parts :- (a) Replacement of unserviceable Spray water nozzle. (b) Replacing Flexible PVC pipe Heavy duty of 20 mm dia complete from water tank to dehumidifier pump. (c) GI pipe medium grade of 20mm dia with necessary fittings. .

Supply and fix in repairs crankcase heater of compressor Complete all as specified and directed of Make : Accel Type -SMC-2to65, SMC-4to65, SMC-6to65, SMC-8to100, AC-470 or as per existing specifications including taking down unserviceable crankcase heater complete all as specified and directed.

Supply and fix in repairs shaft seal assembly for vaious models of compressors as per existing specifications Complete all as specified and directed. Make : Accel / Kirloskar or techno commercial equivalent.

Descaling of shell and tube type water cooled condenser of capacity 15 TR to 60 TR including nitrogen flushing / descaling compound, cleaning with nylon brush, circulating using descaling pump including repalcement of gasket set, nuts & bolts and leak testing complete all as specified and directed

All as per item No 13 here-in-before but for capacity 60 TR to 180TR

Material and labour in repair for chipping of insuation and opening of end plate for cleaning and washout of foreign material and scale and deposits of chiller unit Direct Expansion, shell and tube type 15 to 60 TR capacity with and including cleaning agent including nitrogen flushing complete cleaning nylon brush including replacement of gasket set, nuts, bolts and EPDM insulation on both ends, faces matching to existing chiller insulation complete all as specified and directed.

All as per item No 15 here in before but for 61 TR to 180 TR capacity.Complete all as specified and directed

Material and labour for disconnecting from main supply, dismantling and taking out carefully squirrel cage induction motor 3 Phase, 415V AC from existing foundation for servicing and necessary repair including replacement of unserviceable parts such as ball bearing as ordered here in after in respective items of Schedule “A” as "supply only" including supply and fixing minor required items likes nuts, etc, washers, Carry out miscellaneous repairs and reassembling, testing and commisssioning the motor after repairs complete all as specified and directed for the following capacity :- (a) 1 HP to 2 HP

(b) 3 HP to 5 HP

(c) 7.5 HP to 15 HP

(d ) 16 HP to 40HP

Material and labour for disconnecting the electrical and mechanical connection of burnt electrical motor from the site / location, transporting to and from to work shop, rewinding of electrical motor/ pump motor by dismantling and removing the burnt cut copper winding wire, cleaning the slots of stator with petrol and brushes, winding polyster based super enamelled copper wire of same gauge of original one with proper class of insulation including varnishing and heating the coil and remove air bubbles complete stator / rotor after rewinding, reassembling all parts including reinstalling connection to original position and testing on full load Complete all as specified and directed for following capacity of motor :- (a) 1 HP to 2 HP

(b) 3 HP to 7.5 HP

(c) 10 HP to 15 HP

(d ) 16 HP to 40 HP

Supply only Ball bearing for squirral cage induction motor of capacity 1 HP to 7.5 HP Complete all as specified and directed

Supply only Ball bearing for squirral cage induction motor of capacity 10 HP to 20 HP Complete all as specified and directed

Supply and fix in repairs thermal expansion valve suitable for 50 TR to 180 TR chilled water Central type AC plant system all as per sample, including brazing at both ends Complete all as specified and directed

All as per item No 27 here-in-before but suitable for central AC plant 15 TR to 45 TR.Complete all as specified and directed

Material and labour for locating and identifing gas and oil leakage and removing the same and Leak repairing by brazing/flaring of tubings of central type AC Plant of capacity 31 TR to 180 TR by leak testing, leak repairing, pressure testing with nitrogen, vaccumising complete system of central type AC plant with and including double stage vaccum pump of atmospheric pressure less than 28 mm to 30mm/HG and charging of refrigerant gas upto required pressure after satisfactory results complete all as specified and directed.

All as per item No. 29 here-in-before but suitable for UP to 30 TR AC plant complete.Note for item 29 & 30 :- Nitrogen gas and refrigerant will be measured and paid separately as "supply only".

Material and labour for checking and testing of interlock panel wiring,detecting the fault/defects including replacement of minor burnt wires, lugs, terminal, etc.,Complete all as specified and directed

Supply and fix new wet and dry bulb thermometer at AC plant room Complete all as specified and directed.

Disconnecting electrical and water connection of hot water generator of capacity 10 KW to 50 KW of 15 TR to 60 TR AC plant and sealing ends carefully, dismantling and taking out complete generator, dismantling terminal heater plate, rods, replacement of gasket set for repair and Reassembling, testing and commisssioning the hot water generator after repair including to and fro transportation from site to workshop all as directed including fixing of unserviceable parts as ordered here in after in respective items of Schedule “A” as "supply only" including supply and fixing minor required items and testing for 08 hours to achieve desired condition and temperature to the entire satisfaction of Engr-in-charge complete all as specified and directed.

Supply only following spare parts for hot water generator of capacity 10KW to 50KW of Make as per existing make available at site complete to be replaced against item 33 here-in-above all as specified and directed :-. (a) Heater Rod 3KW, suitable for 3 PH, 415V AC supply as per sample.Complete all as specified and directed.

(b) Heater Rod 9KW, suitable for 3 PH, 415V AC supply as per sample.Complete all as specified and directed

(c) Terminal heater plate suitalble for a and b Nos of heater rods including control circuit.Complete all as specified and directed

(d) Thermostate and control switch ON/OFF assembly control auto and manual paramerters.Complete all as specified and directed

Material and labour for repairs of condenser /chiller pumps including dismantling of Pump of following capacity and segregating its parts for repairs and maintenance, replacement only of shaft bearing, impeller key, shaft sleeve, impeller and grinding / polishing, bend removing etc complete including painting with two coats of synthetic enamel paint including preparation of surfaces, reassembling of pump after completion of repair work and testing complete all as per direction and satisfaction of Engineer in charge complete all as specified and directed comprsing following - Notes : (i) Supply only of bearing and sleeve, impeller will be measured and paid under relevent item of work. (ii) Any other minor items required to be replaced is dimmed to include in quoted rate. (a) 3 HP upto & including 7.5 HP.

(b) above 7.5 HP to 15 HP

Supply only following spare parts of pumps sets complete all as specified and directed(To be incorporated under respective items for item no 38 & 39 here-in-before) :- (a) Shaft bearing of 3 HP pumpset as per existing specifications Complete all as specified and directed

(b) Shaft sleeve of 3 HP pumpset

(c) Impeller of 3 HP pumpset

(d) Impeller Keys of 3 HP pumpset

(e) Shaft bearing of 7.5 HP pumpset

(f) Shaft sleeve of 7.5 HP pumpset

(g) Impeller of 7.5 HP pumpset

(h) Impeller Keys of 7.5 HP pumpset

(i) Shaft bearing of pumpset above 7.5 HP up to 10 HP

(j) Shaft bearing for above 10 HP up to 15 HP pumpset

(k) Shaft sleeve of pumpset above 7.5 HP up to 10 HP

(l) Shaft sleeve for above 10 HP up to 15 HP pumpset

(m) Mechanical Couplings for Pumpset 3 HP up to 5 HP pumpset

(n) Mechanical Couplings for Pumpset 7.5 HP up to 15 HP pumpset

Material and labour for servicing the window type /Split type AC 1.5 TR/2.0 TR / 3 TR at site, cleaning evaporator, condensing coil by using carbon tetra chloride, combing the evaporator, condensor fins,greasing all the moveable parts of fan motor, testing the wiring of whole AC, checking all parts, cleaning the air filter and replacing the unserviceable spare parts, including cleaning the tray and refixing back AC in position by providing proper packing for better effects, testing and commissioning of AC including marking of SM/MES No. Complete all as specified and directed

Material and labour for disconnecting the water cooler of cap 40 liters/ 80 liters / Hr from electric and water connection at site and servicing the water cooler by cleaning condensor by using carbon tetra chloride combing the evaporator condensor fins, cleaning of water storage tanks greasing all the moveable parts of fan motor, testing the wiring and checking all parts and replacing the unserviceable spare parts including cleaning the tray and fixing back water cooler in position, testing and commissioning of water cooler, marking of SM/MES No.Complete all as specified and directed

Material and labour for disconnecting, taking out old unserviceable Rotary sealed unit compressor from water cooler of any make, model and capacity 40 liters/80 liters and supply and fix new compressor and soldring to unit, testing of pressure including replacement of filter complete all as specified and directed.

Material and labour labour for recharging of refrigrant gas R-134 and compressor oil for water cooler including flushing, pressure testing vaccumization the complete system and detection of leakage and brazing etc; testing complete system on full load capacity Complete all as specified and directed

Material and labour for rewinding of condenser fan motor of water cooler with supper enemalled copper wire of appropriate gauge including insulation, refixing and testing at location complete all as specified and as directed.

Supply and fix in repairs HRC fuses (Cylindrical / DIN type / Bolted) conforming to IS 13703 Part - II with high breaking capacity suitable for existing holders Complete all as specified and directed for the following capacities :- (a) 66 Amps to 160 Amps

(b) 200 Amps to 400 Amps

Supply and fix in repairs single phase preventer in electric panel board at central type AC plants / LT panel Complete all as specified and directed

Supply and fix in repairs 3 pole power contactor , coil voltage 230 volts/415 Volts Complete all as specified and directed for following capacity motor:- (a) 12 Amps to 25Amps

(b) 50 Amps to 90 Amps

(c) 150 Amps to 225Amps

Supply only R-22 Refrigerant gas in returnable company sealed cylinder of 61kg each with test certificate of cylinder Complete all as specified and directed. Make : Mafron/Feron or techno commerical equivalent as approved by GE. Note : (i) Hire charges of cylinder shall be deemed to be included in quoted rates. (ii) Refrigerant Gas (R-22) shall be incorporated under respective item of Sch (A) or where ever required.

Supply only Nitrogen Gas at required pressure for leak testing of central AC plant Complete all as specified and directed

Supply of compressor oil N-68 after flushing out old oil of compressor and testing commissioning Complete all as specified and directed

Supply and fix in repairs of wornout / unservicable "V" belt for power transmission of following size and existing specification / cross section Complete all as specified and directed:- (a) C- 120

Supply and fix in repairs unservicable pressure diffrential control cutouts of central type AC plants and testing of following Complete all as specified and directed:- (a) Oil pressure cutout MP-55

(b) High pressure cutout MP-1

(c) Low pressure cutout MP-5

Supply and fix in repairs pilot solenoid valve assembly for central type AC plant as per existing complete all as specified and directed.

Supply and fix in repairs water pressure gauge 4" dia with and including tube to match and stop cock for range 0 PSI to 150 PSI as per existing complete all as specified and directed.

Supply and fix in repairs pressure gauge 4" dia suitable for refrigerant R-22 and compressor oil including 1/4" copper pipe end to U shape with and including flair nuts/adopter at both ends,range of gauge -30 PSI to 300 PSI as per existing complete all as specified and directed.

Supply and fix in repairs thermameter to condenser/chiller, inlet or outlet water pipes including addition alteration to pipe line for fixing thermometer Range 0 degree F to100 degree F / degree centigrade as per existing complete all as specified and directed

Supply and fixing in repair water pressure gauge 0 kg / cm2to7 kg / cm2 any type Make Febig or techno commercial equivalent suitable makes complete all as specified and directed.

Supply and fix in repairs pressure relief valve of condenser 3/8" BSP threaded suitable for 300 PSI Complete all as specified and directed.

Supply, erection, testing and commissioning closed cell elastomeric nitrile rubber with aluminum foil laminated on one side, having thermal conductivity not exceeding 0.037 W/mK at mean temperature of 20° C as per EN 12667, moisture diffusion resistance factor or ‘µ’ value of minimum 7,000 for base insulation material without the foil as per EN 12086, fire performance such that it passes Class 1 as per BS476 Part 7 for surface spread of flame and also fire performance of V0, HB as per UL 94, 1996, density without the foil between 40 to 55 kg/cum. The insulation material shall be FM (Factory Mutual) USA approved and dust & fibre free. The Aluminium foil shall be 60 microns thick and its weight shall be 193 gsm as per EN ISO 2286-2, tensile strength 90 N / 15 mm as per EN ISO 527-3 with elongation > 10% as per EN ISO 527-3. All complete all as specified and directed of 19 mm thick for supply air duct and 13 mm thick for return air duct complete with 28 swg aluminium clading complete all as specified and directed

Design, supply, installation & testing and commissioning of factory fabricated GSS ducting as per IS 655 with zinc coating of minimum class VIII ie. 120GSM total on both sides as per IS 277 complete with suspenders of MS rods / wall MS brackets, cradles, angle iron supports, bolts and nuts, gaskets, stiffeners, canvas connections, fixing of anchor grip bolts, zinc chromate painted angle iron flanges/Transverse duct connectors, chipping and plastering of opening made for duct supports, outside air intakes complete with bird screen, damper,collar, bowl, rough filters etc., complete as per specifications and as directed by Engineer-in-charge :- 24 Gauge

22 Gauge

20 Gauge

Supply only following spare part of cooling tower Make : Kool Drop / MIHIR / ADVANCE / HIMGIRI complete all as specified and directed :- (a) PVC fill in columns of size 60 x 30 x 15 cm or next higher size as per existing specification and requirement complete.

(b) PVC fill in columns of size 60 x 15 x 15 cm or next higher size as per existing specification and requirement complete.

Supply and Fix in repairs 10 Micron Filter class G3 as per EN 779 for AHU complete all as specified and directed of following size:- a)490mm x 610mm x 45mm

b) 500mm x 630mmx45mm

c ) 510mm x 610mm x 45

d) 500mm x 500mmx45mm

e) 510mm x 630mm x 45

f) 630mm x 630mm x 45mm

g ) 630mm x 510mm x 45mm

h) 590mm x 700mm x 45mm

i) 630mm x 500mm x 45mm

j) 630mm x 400mm x 45mm

k) 470mm x 630mmx 45mm

l) 500mm x 600mm x 45mm

m) 910mm x 720mm x 30mm

n) 600mm x 600mm x 45

o) 470mm x 610mmx 45mm

Material and labour for replacement of worn out relay with over load protection for water cooler of any capacity complete all as specified and directed

Material and labour for replacement of existing unserviceable thermostat for water cooler Complete all as specified and directed

Material and labour for replacement of existing unserviceable running capacitor 55+4 mfd, 230 volts Complete all as specified and directed

Material and labour for replacement of existing unserviceable running capacitor 50 mfd, 230 volts Complete all as specified and directed

Material and labour for replacement of existing unserviceable running capacitor 45mfd, 230 volts Complete all as specified and directed

Material and labour for replacement of existing unserviceable running capacitor 36 mfd, 230 volts Complete all as specified and directed

All as per sl item No. 112 here-in-before but capacity 10 Mfd Complete all as specified and directed

Material and labour for replacement of existing unserviceable starting capacitor 80 mfd to100 mfd 230 volts Complete all as specified and directed.

All as per sl item No.114 here-in-before but 40mfd to 60 Mfd.Complete all as specified and directed

Material and labour for disconnecting and taking out old unserviceable sealed unit Rotary compressor from refrigerator of capacity 186 litres to 300 Litres single door / double door and provision of new compressor capacity 186 Litres to 300 Litres and testing to unit and testing complete all as specified and directed by Engr-in-Charge. Make : TECUMESH or techno commercial equivalent.

Material and labour for recharging gas R-134 and compressor oil for refrigerator including flushing, pressure testing vaccumization the complete system and detection of leakage brazing etc, testing complete on full load capacity Complete all as specified and directed

Material and labour for replacement of existing unserviceable relay starting cum over load protection for refrigerator Complete all as specified and directed

Material and labour for replacement of existing unserviceable thermostat switch suitable for 165 Liters / 286 Liters / 310Liters refrigerator model S-1051 complete all as specified and directed by Engr-in-Charge. Make : ANNAPURNA / INDFOSS / RANUTROL.

Material and labour for disconnecting, taking out old unserviceable sealed unit compressor from window type air conditioner capacity 1.5 Ton / 2 ton and provision of new compressor of same capacity and pressure testing complete all as specified and directed by Engineer-in-Charge.

Material and labour for recharging refrigerant gas R-22 and compressor oil for window type AC 1.5 ton including flushing, pressure testing vaccumization the complete system and detection of leakage and brazing etc; testing complete system on full load capacity Complete all as specified and directed.( Refrigerent Gas will be measured & paid seperately.)

Material and labour for rewinding of condenser fan motor of window type AC with and including super enameled copper wire of same gauge including refixing and testing complete all as specified and directed.

Material and labour for disconnecting and taking out old unserviceable sealed unit compressor from split air conditioner of cap 1.5 TR/2.0 TR and provision of new compressor of same capacity pressure testing complete all as specified and directed by Engineer-in-Charge.

Material and labour for rewinding of condenser fan motor of split type AC any type with and including supper enameled, copper wire of same gauge including refixing and testing complete all as specified and directed by Engr-in Charge.

Material and labour for charging of refrigerant gas R-22 and compressor oil in split type AC 1.5 TR capacity including vaccumising the complete system, detection of leakage and brazing etc, testing on full load Complete all as specified and directed Note:- Nitrogen, R-22 & Compressor oil shall be measured and paid separately

Material and labour for replacement of existing unserviceable PCB of 1.5 Ton/2 Ton capacity Inverter technology Window /split type AC with and including remote control kit ,connecting up and testing on load Complete all as specified and directed

Supply and fix in repair Single pole and NEUTRAL enclosure with and including a two pin and earth plug and socket complete with and including one single pole MCB 20 Amps from wall surface and fixing (AC Socket) for Window/Split AC complete all as specified and directed.

Supply, erection, testing and commissioning in repair of 3 Way Mixing Valve 3 Way modulating proportional linear type motorised mixing valve BS 4504 PN 10-PN 40 having manual over ride facility with proportional thermostat and wiring with 1.5 sq mm copper conductor multi core armoured cable, 3 way valve size suitable for 80 mm pipe complete all as specified and directed.

Supply, erection, testing and commissioning in repair of 3 Way Mixing Valve 3 Way modulating proportional linear type motorised mixing valve BS 4504 PN 10-PN 40 having manual over ride facility with proportional thermostat and wiring with 1.5 sq mm copper conductor multi core armoured cable, 3 way valve size suitable for 65mm complete all as specified and directed.

Supply and fixing in repairs 4 pole MCCB 200 Amps 415 V 25 KA with adjustable thermal and megnetic setting including spreaded links & extended rotary handle complete all as specified and directed.

Supply and fixing in repairs 4 pole MCCB 400Amps 415 V 16 KA with adjustable thermal and fixed megnetic setting including spreaded links & extended rotary handle complete all as specified and directed.

Supply and fixing in repairs 4 pole MCCB 250Amps 415 V 16 KA with adjustable thermal and fixed megnetic setting including spreaded links & extended rotary handle complete all as specified and directed.

Supply and fixing in repairs 4 pole MCCB 100 Amps 415 V 16 KA with adjustable thermal and fixed megnetic setting including spreaded links & extended rotary handle complete all as specified and directed.

Supply and fixing in repairs VAF meter for panel complete all as specified and directed.

Supply and fixing in repairs indication lamp red 230 V complete all as specified and directed.

Supply and fixing in repairs indication lamp yellow 230 V complete all as specified and directed.

Supply and fixing in repairs indication lamp blue 230 V complete all as specified and directed.

Supply and fixing in repairs indication lamp green 230 V complete all as specified and directed.

Supply and fixing in repairs indication lamp orange 230 V complete all as specified and directed.

Supply and fixing in repairs push button red with NO/NC element complete all as specified and directed.

Supply and fixing in repairs push button green with NO/NC element complete all as specified and directed.

Supply and fixing in repairs Add-on-block with 2 NO & 2NC to match the contractor complete all as specified and directed.

Supply and fixing in repairs 4 pole MCCB 630 Amps 415 V 50 KA with adjustable thermal and fixed megnetic setting including spreaded links & extended rotary handle complete all as specified and directed.

Supply and fixing in repairs overload relay 10 to 13 Amp complete all as specified and directed.

Supply and fixing in repairs overload relay 6 to 9 Amp complete all as specified and directed.

Supply and fixing in repairs control MCB SP 6 Amp 10 KA complete all as specified and directed.

Supply and fixing in repairs overload relay 32 Amp complete all as specified and directed.

Supply and fixing in repairs overload relay 40 Amp complete all as specified and directed.

Supply and fixing in repairs control MCB TP 20 AMP 10 KA complete all as specified and directed.

Supply and fixing in repairs control MCB TP 32 AMP 10 KA complete all as specified and directed.

Supply and fixing in repairs control MCB TPN 63 AMP 10 KA complete all as specified and directed.

Supply and fixing in repairs 3 way Auto/Manual switch 22.5mm Dia complete all as specified and directed.

Supply and fixing in repairs copper bus bar for panel as required complete all as specified and directed.

Supply and fixing in repairs 2mm thick sheet metal for existing panel of CRCA sheet duly powder coated including cutting, bending, grinding & refixing panel complete all as specified and directed.

Supply and fixing in repairs current transformer of capacity 200/5 1.5 va complete all as specified and directed.

Supply and fixing in repairs current transformer of capacity 100/5 1.5 va complete all as specified and directed.

Supply and fixing in repairs power & control wiring with PVC flexible copper cable single core of appropiate size as required for better functioning complete with PVC cable duct & lugs complete for DOL & star-delta feeder complete all as specified and directed.

Supply and fixing in repairs, testing and commissioning totally enclosed weatherproof / waterproof electric CT Fan Motor three phase squirrel cage motor, Capacity 3 HP, 960 RPM, 415V, 50HZ with all connected accessories and all fitting suitable for 60 TR cooling tower complete all as specified and directed. Make ­ Oswal / Sabar / Hindustan / Bharat Bijl

Supply and fixing in repairs CT Fan complete section Fan, Fan Dia­1200 mm, connected GI nut bolts and accessories all fitting suitable for 60 TR cooling tower complete all as specified and as directed

Supply and fixing all accessories such as corrosion proof inlet louvers, drift, PVC eliminators, PVC water distribution system , GI nut bolt (included float valve)and all fitting complete all as specified and directed for cooling tower of capacity 60 TR complete all as specified and directed.

Supply and fixing in repairs set of FRP Panels & supporting structure made of hot dip galvanised pipes suitable for 60 TR capacity cooling tower complete all as specified and directed.

Material and labour for PCC 1:2:4 type B-1 using 20 mm graded crushed stone aggregate for staging of cooling tower, expansion tank, pipe supports, etc. including necessary form work complete all as specified and directed.

Supply and Fix AHU Pannel Fabricated AHU Panel of double - skin type Floor mounted Top side discharge Air Handling Unit capacity 15000 CFM having corrosion resistant extruded aluminum hollow profile with thermal break, 16 gauge galvanized steel channel base frame 43 mm thick double skin pannel with pressure injected CFC & HCFC free PUF having 'K' value of 0.02 W/0C/ m & density 40kg/m3 pre coated, pre - plasticized, galvanized outer and inner skin 0.06mm thick, Air tight casing using gasket and self-adhesiv PVC Nylon hinges 7 handles, view port and marine lamp, limit switch, and SS -304 drain pan including air wisher systems with pipe line , nosel spray systems including taking down old unserviceable AHU Panel complete all as specified and directed.

supply and fix in repair AHU Blower DIDW Fan Blower having outlet velocity not exceeding S. P. (mm wg) 50 to 60 m/s energy efficient fans with double inlet, double width forward or backward curved impellers for higg static pressure mounted on aluminum extruded siderail base Frame, as per existing AHU complete all as specified and directed.

Supply and Fix in repair DX Type Cooling Coil 6 Row deep with anti- corrosion copper fins, as per existing AHU complete all as specified and directed.

supply and fix in repair 4 pole 5.5 KW/4 pole/3 phase ( IE2) TEFC, squirrel cage induction motor , suitable for 415v +- 10% 50 Hz AC Supply complete all as specified and directed .

supply and Fix in repair HDPE washable 90% down 10 micron pre- filters, filters fixing framework, hinge type access doors, etc as per exsting AHU at bldg no 98 AC plant CFM 15000 complete all as specified and directed.

Supply and fix in repair double fitted polymer fabric HDPE fresh air filter(GL-type) washable/cleanable type having efficiency 95% to 99% down to particle size of 5 micron, fabricated out of CRCA sheet metal duly painted with one coat of grey hammer tone spray painted over two coats of red oxide primer, with lifting handle, Box/flanged type, aluminium spacer etc complete all as specified and directed by Engr-in- charge of sizes 600mm x 600mm x 355mm.

Material and labour in repair for Sub Zero for controlling & indicating humidity / temperature of central Plant along with humidity sensor length as per existing at site complete all as specified and directed.

Supply and Fix in repairs Cooling Pad of increasing humidity of size 1900mm x 1300mm x100mm complete all as specified and directed.

Supply and fix in repair Humidification spray Pump 1 Hp. Monoblock pump set complete all as specified and directed.

Supply and Fix in repair 4 pole MCCB 800 A microprocessor release including spreaded links and extended rotary handle complete all as specified and directed.

Taking down existing old duct carefully and shifting the same away from the original position by minimum 300 mm as required at site complete all as specified and directed by Engr-in-Charge.

Taking down old unserviceable duct complete with grill & dampers and closing the opening with GI sheet required at site complete all as specified and directed by Engr-in-Charge

Supply, installation, testing and commissioning water cooled scroll type compressor 20 TR semihermatically sealed scroll motor with internal overload protector, compressor mounted on existing base including connecting with existing refrigerant pipe line , integral refrigerant pipeing and wiring accessories as required including taking down old compressor complete all as specified and directed including comprising of following :- a) Auto /Manual single phasing protection, b) Compressor restart protection, c ) 10 sec - time delay between system, d) Short circuit protection, e) 5 degree C anti freeze protection, f) Display on micro control indicating compressor on crank case heater on / off, g) Entering/ leaving water temperature' h) Scroll chiller unit shall be suitable for 415 + 15% 50 C/S 3 phase AC supply, and Refrigerant used shall be R-22 or suitable for existing system as mentioned in specifications of manufacturer.Make:- Danfoss / Emersion / Coopland

Taking down the existing unserviceable compressor Removing and dismantling of Suction valve, discharge Valve, Compressor Motor including all accessories deposited to MES store complete all as specified and directed.

Material and labour for Installation of Scroll type compressor including Suction Valve, Discharge Valve, Liquid Line Valve and Compressor Foundation of 100 x 50 x 5 mm MS channels as per site Requirement Fixing of HP, LP, Cut Out And compressor control and power wiring , including brazing and welding work complete all as specified and directed

Taking down the existing unserviceable 15 TR capcity Compressor Removing and Dismantling suction discharge Valve Compressor Motor etc deposited to MES store complete all as specified and directed.

Supply, installation, testing & commissioning in repairs water cooled scroll type compressor 15 TR semihermatically sealed scroll motor with internal overload protector, compressor mounted on existing base including connecting with existing refrigerant pipe line , integral refrigerant pipeing and wiring accessories as required complete all as specified and directed including comprising of following :- a) Auto /Manual single phasing protection, b) Compressor restart protection, c ) 10 sec - time delay between system, d) Short circuit protection, e) 5 degree C anti freeze protection, f) Display on micro control indicating compressor on crank case heater on / off, g) Entering/ leaving water temperature' h) Scroll chiller unit shall be suitable for 415 + 15% 50 C/S 3 phase AC supply, and Refrigerant used shall be R-22 or suitable for existing system as mentioned in specifications of manufacturer.Make:- Danfoss / Emersion / Coopland

Supply Installation of Expansion Valve for compressor capacity 20 TR Make:- Danfoss or as per existing specifications Complete all as specified and directed.

Supply Installation of Expansion Valve for compressor capacity 15 TR Make:- Danfoss or as per existing specifications Complete all as specified and directed.

Supply Installation 4 Core 1.5 Sqmm. Flexible Copper Cable complete all as specified and directed by Engr-in-Charge

Supply installation 2.5 Sqmm 3 Core Flexible copper Cable complete all as specified and directed by Engr-in-Charge

Supply and Fix in repair of Split Air Conditioner Out Door Unit Suction Valve Size 5/8” complete all as specified and directed by Engr-in-Charge

Supply and Fix in repair of Split Air Conditioner Out Door Unit Suction Valve Size 1/2” complete all as specified and directed by Engr-in-Charge

Supply and Fix in repair of Split Air Conditioner Out Door Unit Suction Valve Size 1/4” complete all as specified and directed by Engr-in-Charge

Supply and Installation 4 rod Copper Hot Water Coil Casing 16 Gauge Copper tubing wall size 22 gauge, 12 to13 FPPI complete all as specified and directed by Engr-in-Charge

Supply and fix in repairs PVC FRLS Armoured Copper cable of 16 sqmmx 4 core including saddling on wall / surface at any height complete all as specified and directed by Engr-in-Charge

Supply and fix in repairs PVC FRLS Armoured Copper cable of 10 sqmmx 4 core including saddling on wall / surface at any height complete all as specified and directed by Engr-in-Charge

Material and labour for shifting of split AC 1.5 / 2 TR indoor / outdoor unit including necessary pipeing and connected connections safely complete all as specified and directed.

SHRI SULAI ELECTRICALS

BRILLIANT AIRCONDITIONING AND REFRIGERATION WORKS