REPAIR / MAINTENANCE OF CENTRAL AC PLANTS AT ARMY AREA JODHPUR UNDER GE (ARMY) NO. 02

Amount

Material and Labour for repairing /servicing / cleaning /testing complete of 120 TR capacity Voltas chiller unit, complete with replacement of worn out /unserviceable parts and reassembling the same after complete repair with accessories as nut, bolts, washers etc., installation on existing foundation coupling with existing electrical motor with proper alignment including testing, commissioning complete to the entire satisfaction of Engr-in-Charge Note :- (i)-Servicing work of chiller unit to be done by the authorised representative of OEM. (ii)-Condensor/Chiller coil cleaning by Basic chemical of approved make with preventing equipment from cleanser and avoiding any hazard to human being from chemical reaction. (iii)-Testing shall be done for leak test, vaccum test, insulation, HV, wiring and performance test with complete test report with actual reading and read standerd parameter reading duly signed by HVAC maint Engineer/Tech of reputed firm. (iv)-All spares parts as required for repair /servicing shall be measured and paid separately under relevant item of Sch 'A'. (v) Nitrogen flushing & de-hydartion of the unit.

Material & Labour only for replacement of following parts/items suitable for 120TR capacity Voltas chiller unit:- (i) Compressor oil CPI-120

(ii) Temperature sensor as per existing make & model MCST 100.

(iii) Gas sensor as per existing make & model

(iv) Dryer of size 3/8" as per existing make & model

(v) Differential pressure switch as per existing make & model

(vi) LP/HP cut out switch suitable for existing AC plant cap 120TR as per existing make & model

(vii) Water cooled chiller main controller circuit (PCB) as per existing make & model. PCB shall be S&F and to be programmed as per existing model setting and make good for operation. PCB mode No. ACE GWFVXR1201MLP2

(viii) Pressure gauge analog type with stainless steel syphon suitable for HVAC plant of capacity 120 TR as per existing make & model

Material and Labour for repairing and servicing /cleaning / Testing complete of 7.5 compressor unit with replacement of worn out /unserviceable parts and reassembling the same after complete repair with accessories such as nut, bolts, washers etc installation on existing foundation coupling with existing electrical motor with proper alignment including testing, commissioning complete to the entire Satisfaction of Engr-in-charge Note:- (i)-Condensor/Chiller coil cleaning by Basic chemical of approved make with preventing equipment from cleanser and avoiding any hazard to human being from chemical reaction. (ii)- Testing shall be done for leak test, vaccum test, insulation, HV, wiring and performance test with complete test report with actual reading and read standerd parameter reading duly signed by HVAC maint Engineer/Tech of reputed firm. (iii)- All spares parts as required for repair/overhauling shall be measured and paid separately under relevant item of Schedule 'A'

Material & Labour only for replacement of following parts/items suitable for AC Plant 7.5 TR capacity open type unit of as per existing make & model (i) Piston

(ii) Piston Rings

(iii) Connecting Rod

(iv) Connecting Rod bearing

(v) Gudgeon Pin

(vi) Head Spring

(vii) Compresser Bearing

(viii) Crank shaft

(ix) Oil Seal

(x) Oil Ring

(xi) Oil Plate

(xii) Compressor Cylinder

(xiii) Load/Unload assembly

(xiv) Oil pressure valve

(xv) Suction Reed

(xvi) Discharge Reed

(xvii) Oil pump

(xviii) Gasket Set

(xix) Oil filter

(xx) Fan belt as per existing size

(xxi) Temperature gauge suitable for HVAC system for hot/chilled water water pipeline as existing with accessories as per existing make & model

(xxii) Pressure gauge analog type with stainless steel syphon suitable for HVAC plant of capacity upto 45 TR TR as per existing make & model

(xxiii) L.P. cut out

(xxiv) HP cut out

(xxv) Oil failure switch

(xxvi) Oil Pressure Switch

(xxvii) Compressor oil

Material and Labour for servicing and testing 5/7.5/10 TR AC Plant package type unit with replacement of worn out /unserviceable parts and re-fixing the same after complete servicing with accessories such as nut, bolts, washers etc. including testing, commissioning complete to the entire Satisfaction of Engr-in-charge Note :- (i) Condensor/Chiller coil cleaning by Basic chemical of approved make with preventing equipment from cleanser and avoiding any hazard to human being from chemical reaction. (ii)-Testing shall be done for leak test, vaccum test, insulation, HV, wiring and performance test with complete test report with actual reading and read standerd parameter reading duly signed by HVAC maint Engineer/Tech of reputed firm. (iii)- All spares parts as required for repair /servicing shall be measured and paid separately under relevant item of Schedule 'A'.

Material only for replacement of following parts/items suitable for 5/7.5/10 TR package type units against item no 5 (i) Fan belt s for blower motor as per existing size as per existing make & model

(ii) Bearing of shaft of blower

(iii) Complete wiring Resetting of Package Unit

(iv) Dryer filter

(v) Air filter of 5 / 7.5/10 TR package unit

(vi) Cooling tower fan blade suitable for existing unit

(vii) bearing of shaft

(viii) LP switch suitable for existing AC plant cap 5/7.5/10 TR (Package type) as per existing make & model

(ix) HP switch suitable for existing AC plant cap 5/7.5/10TR TR (Package type) as per existing make & model

Supply, installation, testing and commissioning in replacement of reciprocating type sealed compressor of cap. 5 TR as per existing make & model, 3 Phase, 380-420 Volts, 50 Hz , Thermally protected suitable for existing AC plants complete as directed by EIC

Supply, installation, testing and commissioning in replacement of Scroll type sealed compressor of cap. 5 TR as per existing make & model, 3 Phase, 380-420 Volts, 50 Hz , Thermally protected operating pressure H/L 27.0/20.0 bars suitable for existing AC plants complete all as specified and directed.

Supply, installation, testing and commissioning in in replacement of Scroll type sealed compressor cap. 13 TR as per existing make & model, 380-400 V, 50 Hz thermally protected systemvolume 31.0L at LP side and 2.0 L at HP side PS from 25 bar to 31.9 bar suitable for existing AC plants, complete all as specified and directed.

Supply, installation, testing and commissioning in replacement, PCB assy complete with display as per existing make & model of rated 33 TR Capacity type Delux HMI range 10/7/2 current range 5/30 A Aux supply 0-11VAC, 0-13VAC display (5-30A) , complete all as specified and directed.

All as per item No. 10.00 here-in-above, but suitable for 37 TR capacity.

Servicing of Hot water Generator as per manufacturer norms of capacity 63 KW as per existing make and model, 3 steps complete all as specified and directed by EIC.

S&F in repair, heating coil as per sample of hot water generator of capacity 63 KW as per existing make and model, 3 steps complete all as specified and directed by EIC.

Material labour for replacement of following parts/items suitable for 22000/14000/4000 CFM capacity AHU unit of as per existing make and model, complete all as specified and directed by EIC. (i) Contactor 4 pole 40Amps

(ii) Contactor 4 pole 32 Amps

(iii) Temperature gauge suitable for HVAC system for hot/chilled water water pipeline as existing with accessories

(iv) Pressure gauge analog type with stainless steel syphon suitable for HVAC plant of capacity upto 30 TR

(v) Digital Amps meter

(vi) Fan belt for AHU

(vii) Thermal Relay 4-16 Amps

(viii) Three way motorised direct mounted actuator valve complete set 3"/2.5"/4" with all accessories and including piping arrangement, providing connections etc complete as specified and directed by EIC. Note : cost of welding work for connection and disconnection of valve and pipeline, cost of MS pipe heavy duty of size 3"/2.5"/4" upto 3 mtrs pieces is deemed to be included in quoted rates.

(ix) Thermostat for AHU

Supply and fixing in repair of following spare parts of cooling tower motor of capacity 3 HP, 3 ph 415 Volts, 50 Hz, as per existing make and model, complete all as specified and directed by EIC. (i) Rotor shaft with rotor

(ii) Bearing as existing size and model.

(iii) Immersion proof cable gland as existing.

(iv) Connecttion plate

(v) Outer casing with anti corrosion coating on the outside.

Material and labour for descaling of condenser after opening from both side and using the descaling compound and brushes with long iron rod to clean the deposition in side the copper tubes and check the water flow in side the tubes including replacement of gasket set, nuts and bolt, suitable for following capacity AC plant, as per existing make and model, complete all as specified and directed by EIC. Note :- (i)-Condensor/Chiller coil cleaning by Basic chemical of approved make with preventing equipment from cleanser and avoiding any hazard to human being from chemical reaction. (a) 120 TR AC Plant

(b) 7.5 TR AC Plant.

(c) 35 TR AC Plant.

(d) 5TR AC Plant

(e) 10 TR AC Plant

Material and Labour for cleaning, servicing of cooling tower with cleaning agent complete pipe lines, and FRP tank, greasing, servicing of cooling tower, motor and fan & make the necessary alignment suitable for following capacity AC plant, as per existing make and model, complete all as specified and directed by EIC. Note :- Condensor/Chiller coil cleaning by Basic chemical of approved make with preventing equipment from cleanser and avoiding any hazard to human being from chemical reaction. (a) 240 TR AC plant

(b) 20 TR AC Plant.

(c) 10 TR AC Plant.

(d) 7.5 TR AC Plant.

(e) 70 TR AC Plant.

Material and labour for replacement unserviceable ball bearing of Cooling Tower including all necessary lathe works as required and greasing etc., suitable for following capacity AC plant, as per existing make and model, complete all as specified and directed by EIC. (a) 240 TR

(d) 70 TR AC Plant.

(e) 7.5 TR AC Plant.

Material and labour for repair/overhauling of centrifugal monoblock pump set of 5/7.5 HP by opening Gland bush , studs, nuts & washers Ball bearing of pump set Remetling grinding and polishing of pump shaft to required size Gland packing ,replacement of pump bearings and making its proper alignment etc & refixing after repair, as per existing make and model, complete all as specified and directed by EIC.

All as per item No. 19.00 here-in-before but suitable for 10.0 HP capacity

Disconnection the electrical network and taking down the burnt out cooling tower motor of capacity 01/02/03 Hp from any location and transporting to workshop for repair, dismantling the motor & taking out burnout copper winding and rewinding the same with super enamelled copper wire as per existing gauge, make & model and including replacement of bearing & rectification of minor defects reassembling, transporting motor from workshop to site, re-installed at site, re-connecting, testing and commissioning complete all as specified and directed by EIC. Note :- Contractor must ensure reinstallation of motor and make motor functional after rewinding within 48 Hrs of receiving the complaint. Any delay will be fined @ Rs 1000 per hour

All as per item No. 21.00 here-in-before but suitable for 10.0 HP capacity

All as per item No. 21.00 here-in-before but suitable for 5/7.5 HP capacity monoblock pumpset

All as per item no 23 here in before but of capacity 02/03 Hp

All as per item no 23 here in before but of capacity 10 Hp

Material and Labour for repair/servicing greasing etc., of compressor motor capacity upto 7.5/10 HP of repair / replacement of Ball bearing of motor and Remetling grinding and polishing of motor shaft to required size all as directed refixing the same with existing compressor with proper alignment, complete all as specified and directed by EIC.

Material and Labour for replacement unserviceable sprinkler Assy of Cooling Tower of capacity 45 to 70 TR complete all as directed.

Dismantling and taking out old butterfly valve and supply, installation, testing and commissioning of butterfly valve Class-II heavy duty for discharge & liquid line of 125/150 mm dia, complete all as specified and directed by EIC.

All as per item no 23 here in before but of size 200 mm dia

All as per item no 23 here in before but of size 80 mm dia

All as per item no 23 here in before but of size 100 mm dia

S&F in repair gun metal gate valve of size 25/32 mm dia , as per existing make and model, complete all as specified and directed by EIC.

S&F in repair PCB assembly with MPVD single phase with range 7-22 Amps and Aux Supply 230VAC and its connected items with display for package type AC plant of cap 5TR/10TR incl testing programming all as directed by Engr-in-Charge.

Supply & Charging Maffron gas R-22 at Centre type AC plant and Package type AC plant, as per existing make and model, complete all as specified and directed by EIC. Note - (i) If Nitrogen gas is required for Leakage detection, cost of gas is deeemed to included in the quoted rate. (ii) Maffron gas is to be test certified by authorized dealer.

All as per item No. 34.00 here-in-before but type of gas is R 407

All as per item No. 34.00 here-in-before but type of gas is R 134A

Material and labour for replacement unserviceable fan blade suiatble for out door unit of 5/7.5 TR capacity package type AC plant, as per existing make and model, complete all as specified and directed by EIC.

S&F in replacement of CT fan blade (made of aluminum) of 70 TR capacity cooling tower, as per existing make and model, complete all as specified and directed by EIC.

S&F in replacement of CT fan blade (made of aluminum) of 15/10/20 TR capacity cooling tower, as per existing make and model, complete all as specified and directed by EIC.

S&F in replacement of CT fan blade (made of aluminum) of 240 TR capacity cooling tower, as per existing make and model, complete all as specified and directed by EIC.

S&F in replacement of cooling pad /Fills suitable for cooling tower/ air cooling plant including complete fitting as existing position at different Installations, as per existing make and model, complete all as specified and directed by EIC.

Supply, fixing, testing & commissioing of round/ring type current transformer of ratio 100/5 Amp to 150/5 Amp, rated burden 5 VA and accuracy class 1.0, including disconnection& taking out old existing unserviceable current transformer of Amp meter of any description, complete all as specified & directed.

Supply, fixing, testing & commissioing of three core, PVC insulated, armoured unsheathed Copper conductor cables, size 50 Sqmm 3.5 core, 1100 Volts conforming to IS-694, including disconnection, taking out old existing unserviceable cables of any description & in any position and complete all as specified & directed by Engineer-in-Charge.

All as per item No. 43.00 here-in-above, but cable of size 25 Sqmm 3.5 core

All as per item No. 43.00 here-in-above, but XLPE cable of size 10 Sqmm 3.5 core

S&F in replacement of old unserviceable indicators any type with LED based indicating lamps of RYB colour incl disconnecting and connecting of the same all , as per existing make and model, complete all as specified and directed by EIC.

S&F in replacement of single Phase Preventer suitable for motor protection and making all incoming and out going electric connections, as per existing make and model, complete all as specified and directed by EIC.

S&F in replacement of AC contactor 3/4 pole, 415 volts current rating 16 A and including making necessary electric connections and testing of circuit on full load , as per existing make and model, complete all as specified and directed by EIC.

All as per item No. 48.00 here-in-above, but current rating 32 AMPs, 3/4 pole

All as per item No. 48.00 here-in-above, but current rating 130 AMPs, 3/4 pole

All as per item No. 48.00 here-in-above, but current rating 63 AMPs, 4 pole

Supply, fixing, testing & commissioing of MCCB, 4 pole, 200 Amps, 415Volt, 36 KA including cable lugs of suitable size including taking out old unserviceable MCCBs up to 200 Amp rating, complete all as specified and directed by EIC

All as per item No. 52.00 here-in-above, but current rating 100 Amps,16 KA,4P 415V

All as per item No. 52.00 here-in-above, but current rating 125 Amps16 KA,4P 415V

S&F in replacement of overload relay capacity 4-11 Amp for motor protection with inbuilt earth fault proctection making all incoming and outgoing electric connection, complete all as specified and directed by EIC.

Supply and fix in replacement of overload relay capacity 8-22 Amp for motor protection with earth fault proctection making all incoming and outgoing electric connection, complete all as specified and directed by EIC.

Supply and fix in replacement of overload relay capacity 16-44 Amp for motor protection with earth fault proctection making all incoming and outgoing electric connectionl, complete all as specified and directed by EIC.

Supply and fix in replacement of timer for motor starter 0-30 sec./3-30 Sec making all incoming and outgoing electric connection, as per existing make and model, complete all as specified and directed by EIC.

S&F MCB 63 Amps TPN-04 & S&F metal enclosure 8 way TPN DD DB with IP protection 30 & detachable gland plate with nutral and earthling to accomodates 4 nos of MCB 63 Amp TPN Note : quoted rates shall be inclusive for both MCB and DB

Supply and fixing in replacement air filter of AHU of size as existing suitable for AHU of following capacity :- (i) 2000 CFM

All as per item No. 60.00 here-in-above, but capacity 4000/4200 CFM

Material and Labour for repairing /servicing / cleaning complete of hot water generator capacity of 115 KW, complete with replacement of worn out /unserviceable parts and reassembling the same after complete repair with accessories as nut, bolts, washers etc installation on existing foundation coupling with existing electrical motor with proper alignment including testing, commissioning complete to the entire satisfaction of Engr-in-Charge. Note :- Servicing work of hot water generator unit to be done by the authorised representative of OEM. All spares and parts are required for repair /servicing are including.

Material and Labour for repairing/servicing / cleaning complete of Air Handiling Unit motor capacity of 20 HP, complete with replacement of worn out /unserviceable parts and replaceing of burnt out winding and reassembling the same after complete repair/leakages with accessories as nust, bolts, washers etc installation on existing foundation coupling with existing electrical motor with proper alignment including testing, commissioning complete to the entire satisfaction of Engr-in-Charge

Material and Labour for repairing/servicing / cleaning complete of Air Handiling Unit capacity of 14000 CFM, complete with replacement of worn out /unserviceable parts and rectify the leakages and reassembling the same after complete repair/leakages with accessories as nust, bolts, washers etc installation on existing foundation coupling with existing electrical motor with proper alignment including testing, commissioning complete to the entire satisfaction of Engr-in-Charge

All as per item No. 64.00 here-in-above, but capacity of 22000 CFM

All as per item No. 64.00 here-in-above, but capacity of 20750 CFM

All as per item No. 64.00 here-in-above, but capacity of 13750 CFM

All as per item No. 64.00 here-in-above, but capacity of 4000 CFM

All as per item No. 64.00 here-in-above, but capacity of 12000 CFM

All as per item No. 64.00 here-in-above, but capacity of 4200 CFM

M & L for removing existing damaged ducting at several places & Supply, install and commissioning of GSS square/rectangular ducting complete all as per site requirement. (a) 20 gauge (1.0 mm) thick/ 0.8 thick all as per site requirement. Note: Price quoted shall include bending the GSS sheet into existing ducting shape/size along with insulation to be sticked onto the surface of the duct all as , complete all as specified and directed.

Supply and fixing in repair of following spare parts of cooling tower motor of capacity 10 HP, 3 ph 415 Volts, 50 Hz,as per existing make and model, complete all as specified and directed. (i) Rotor shaft with rotor

(ii) Bearing

(iii) Immersion proof cable gland

(iv) Connecttion plate

(v) Outer casing with anti corrosion coating on the outside.

S&F in repair, axial fan for cooling of ACB panel of central AC plant 220V AC metal body axial fan 4"/6" sweep, as per existing make and model, complete all as specified and directed.

S&F in repair, temperature sensor for compressor/chiller unit of central AC plant tube sensor 125 C Model No. Vw-1H (08.0) & VIT-300 E218405, 105 C Vw-1 ,as per existing make and model, complete all as specified and directed.

Supply and fix of flange type High Flow hepa filter(600MM X 600MM) having following specifications: Frame : Aluminium, Media : Micro fibre glass, Sealing of Media: By means of epoxy, Effeiciency: ≥ 99.97 % down to 0.3 Micron particle size,IPD: 31± 10 % mm WG, FPD: 75 mm WG, Separotors: Aluminium, Flange Width: 20 MM Capacity:2000 CFM, as per existing make and model, complete all as specified and directed.

M&L for preparation of old painted metal surfaces with single coat of aluminuim red oxide primer and two coats of aluminuim paint, complete all as specified and directed.

S&F in repair Ball brass valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule, suitable for following sizes, as per existing make and model, complete all as specified and directed:- (a) 20mm / 15mm

(b) 25mm / 32mm

S&F in repair switch disconnector fuse unit Type FNX S-D-F suitable for DIN fuse-link in open execution of capacity, suitable for following sizes, as per existing make and model, complete all as specified and directed:- (a) 315 Amp

PANWAR ELECTRICALS

SNEH CORPORATION