REPAIR / MAINTENANCE OF CENTRAL AC PLANTS IN ARMY AREA JODHPUR UNDER GE (ARMY) UTILITY

Amount

Material and Labour for repairing /servicing / cleaning /testing complete of 120 TR capacity chiller unit of Voltas make 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 chiller unit to be done by the authorised representative of OEM. Condenser/Chiller coil cleaning by Basic chemical of approved make with preventing equipment from cleanser and avoiding any hazard to human being from chemical reaction. Testing shall be done for leak test, vaccum test, insulation, HV, wiring and performance test with complete test report with actual reading and read standard parameter reading duly signed by HVAC maint Engineer/Tech of reputed firm. All spares parts as required for repair /servicing shall be measured and paid separately under relevant item of Sch 'A'.BOQ

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

Supply & fix Temperature sensor as suit to existing. Model No. MCST100

Supply & fix Gas sensor as suit to existing

Supply & fix Dryer make: denfoss of size 3/8"

Supply & fix Solenoid switch as suit to existing.

Supply & fix LP/HP cut out switch suitable for existing AC plant cap 120TR Make :Denfoss/Indfoss

Supply & fix Water cooled chiller main controller circuit PCB Model No. ACEGWFVXR1201MLP2

Supply & fix Pressure gauge analog type with stainless steel syphon suitable for HVAC plant of capacity 120 TR as existing make: H Guru

Material and Labour for repairing and servicing /cleaning / Testing complete of 5 / 7.5 TR 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:- 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. 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. All spares parts as required for repair/overhauling shall be measured and paid separately under relevant item of Schedule 'A'

Material only for replacement of following parts/items suitable for compressor 7.5 TR capacity open type unit of Make : ACCEL, model No. SMC 2/65 :- (i) Piston

Supply & fix Piston Rings

Supply & fix Connecting Rod

Supply & fix Connecting Rod bearing

Supply & fix Gudgeon Pin

Supply & fix Head Spring

Supply & fix Compressor Bearing

Supply & fix Crank shaft

Supply & fix Oil Seal

Supply & fix Oil Ring

Supply & fix Oil Plate

Supply & fix Compressor Cylinder

Supply & fix Load/Unload assembly

Supply & fix Oil pressure valve

Supply & fix Suction Reed

Supply & fix Discharge Reed

Supply & fix Oil pump

Supply & fix Gasket Set

Supply & fix Oil filter

Supply & fix Fan belt as per existing size

Supply & fix Temperature gauge suitable for HVAC system for hot/chilled water water pipeline as existing with accessories Make : H Guru

Supply & fix Pressure gauge analog type with stainless steel syphon suitable for HVAC plant of capacity upto 45 TR TR as existing make: H Guru

Supply & fix L.P. cut out

Supply & fix HP cut out

Supply & fix Oil failure switch

Supply & fix Oil Pressure Switch

Supply & fix Compressor oil

Material and Labour for servicing and testing complete of 7.5/10 TR compressor package type/open 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 all as specified & directed. 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. 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. All spares parts as required for repair /servicing shall be measured and paid separately under relevant item of Schedule 'A'.

Material & Labour only for replacement of following parts/items suitable for 7.5/10 TR package type units against item no 5 Fan belt s for blower motor as per existing size Make : Fenner

Supply & fix Bearing of shaft of blower

Supply & fix Complete wiring Resetting of Package Unit

Supply & fix Dryer filter

Supply & fix Air filter of 5 / 7.5/10 TR package unit

Supply & fix Condenser fan blade suitable for existing unit

Supply & fix bearing of shaft

Supply & fix LP switch suitable for existing AC plant cap 7.5/10 TR (Package type/open type) Make :Denfoss/Infoss

Supply & fix HP switch suitable for existing AC plant cap 7.5/10TR TR (Package type/open type) Make :Denfoss/Infoss

S&F in replacement of reciprocating type sealed compressor of cap. 5 TR . Make : Copeland model No. CR72KQM-TFM-233DM, 3 Phase, 380-420 Volts, 50 Hz , Thermally protected suitable for existing AC plants complete incl testing and commissioning complete all as specified & directed.

S&F in replacement of Scroll type sealed compressor of cap. 5 TR . Make : Copeland model No. ZR61 KC-TFD-501CR72KQM-TFM-233DM, 3 Phase, 380-420 Volts, 50 Hz , Thermally protected operating pressure H/L 27.0/20.0 bars suitable for existing AC plants complete incl testing and commissioning complete all as specified & directed.

S&F in replacement of Scroll type sealed compressor cap. 13 TR model No. SZ185S4RC, 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 make Danfoss suitable for existing AC plants complete all as specified & directed.

S&F in repair, PCB assy complete with display model no SCR 33 TR (MPD) V4 type Delux HMI range 10/7/2 current range 5/30 A Aux supply 0-11VAC, 0-13VAC display model no. 33 TR HMI (5-30A) make Voltas including testing complete all as specified & directed.

S&F in repair, PCB assy complete with display Sl no DX-3LD-45 unit model no XWC35-039AR2 of rated cap 37.7 TR make Blue Star including testing complete all as specified & directed.

Servicing of Hot water Generator as per manufacturer norms of capacity 63 KW model No RC63, 3 steps any make complete all as specified & directed.

S&F in repair, heating coil as per sample of hot water generator of capacity 63 KW model No RC63, 3 steps any make as per sample complete all as specified & directed.

Material and labour for replacement of following parts/items suitable for 22000/14000/4000 CFM capacity AHU unit of Contactor 4 pole 40Amps

All as per item No. 14 above but Contactor 4 pole 32 Amps

All as per item No. 14 above but Temperature gauge suitable for HVAC system for hot/chilled water water pipeline as existing with accessories Make : H Guru

All as per item No. 14 above but Pressure gauge analog type with stainless steel syphon suitable for HVAC plant of capacity upto 30 TR as existing make: H Guru

All as per item No. 14 above but Digital Amps meter

All as per item No. 14 above but Fan belt for AHU as per existing. Make : Fenner

All as per item No. 14 above but Thermal Relay 4-16 Amps of existing make

All as per item No. 14 above but Three way motorised direct mounted actuator valve complete set 3"/2.5"/4" with all accessories and including piping arrangement, providing connections etc complete all as specified & directed. 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.

All as per item No. 14 above but 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, complete all as specified & directed. Make as per site requirement (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 capacity 120 TR AC Plant, 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 complete all as specified & directed. 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.

All as per item No. 16 above but capacity of 7.5 TR AC Plant.

All as per item No. 16 above but capacity of 35 TR AC Plant.

Material and Labour for cleaning, servicing of capacity 240 TR AC plant, cooling tower with cleaning agent complete pipe lines, and FRP tank, greasing, servicing of cooling tower, motor and fan & make the necessary alignment complete all as specified & directed. 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.

All as per item No. 17 above but capacity of 22.5 TR AC Plant.

All as per item No. 17 above but capacity of 10 TR AC Plant.

All as per item No. 17 above but capacity of 7.5 TR AC Plant.

All as per item No. 17 above but capacity of 70 TR AC Plant.

Material and labour for replacement unserviceable ball bearing capacity of 240 TR of Cooling Tower including all necessary lathe works as required and greasing etc complete all as specified & directed.

All as per item No. 18 above but capacity of 22.5 TR

All as per item No. 18 above but capacity of 10 TR

All as per item No. 18 above but capacity of 70 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 complete all as specified & directed.

All as per item No. 19 here- in-before but 10.0 HP

Disconnecting the electrical connection 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 pr existing gauge including replacement of bering & correcting minor defects reassembling, transporting motor from workshop to site, reinstalled at site, reconnecting, testing and commissioning complete all as specified & directed. 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 here in before but of capacity 10 Hp

disconnecting the electrical connection and taking down the burnt out monoblock pumpset of capacity 05/7.5 Hp from any location and transporting to workshop for repair, dismantling the pumpset & taking out burnout copper winding and rewinding the same with super enamelled copper wire as pr existing gauge including replacement of bering & correcting minor defects reassembling, transporting monoblock pumpset from workshop to site, reinstalled at site, reconnecting, testing and commissioning complete all as specified & directed. Note :- Contractor must ensure reinstallation of pumpset and make the plant functional after rewinding within 48 Hrs of receiving the complaint. Any delay will be fined for Rs 1000 per hour

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 refixing the same with existing compressor with proper alignment complete all as specified & directed.

Siupply and fix in repair, PCB assy with display for package type AC plant of capacity 5 TR including testing all as directed & specified by EIC Make and model as per existing model.

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 & 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 200 mm dia complete all as specified & 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 80 mm dia complete all as specified & 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 100 mm dia complete all as specified & directed.

supply and fixing in repair gun metal gate valve of size 25/32 mm dia complete all as specified & directed.

M/L for servicing of water cooled chiller having capacity of 39 TR incl dismantling of chiller leal testing then brazing of coil. Again leak testing, dehydration of chiller by using cold trap system approximately 1 week process till proper dehydration, also use of halogen lights or heaters as required at site or site condition making, vacuuming of complete system and refill the refrigerant R-407 (as per OEM) and compressor oil complete work incl testing & commissioning of whole chiller system till rectification of all defect of evaporators Note: Refrigegrant and compressor oil shall be measured and paid separately under relevant item of Sch 'A' (BOQ)

Supply & Charging Maffron gas R-22 at Centre type AC plant and Package type AC plant complete all as specified & directed. Note -Leakage detection using Nitrogen gas if requred is deeemed to included in the quoted rate

Supply & Charging Maffron gas R 407 at Centre type AC plant complete all as specified & directed. Note -Leakage detection using Nitrogen gas if requred is deeemed to included in the quoted rate.

Supply & Charging Maffron gas R 134 A at Centre type AC plant complete all as specified & directed. Note -Leakage detection using Nitrogen gas if requred is deeemed to included in the quoted rate.

Material and labour for replacement unserviceable fan blade of out door unit package type AC plant of cap 5 TR complete all as specified & directed.

Supply and fixing in repair unserviceable CT fan blade of cooling tower of cap 70 TR as per existing size complete all as specified & directed.

Supply and fixing in repair unserviceable CT fan blade of cooling tower of cap 10/7.5/22.5 TR as per existing size complete all as specified & directed.

Supply and fixing in repair unserviceable CT fan blade of cooling tower of cap 240 TR as per existing size complete all as specified & directed.

Material and labour for replacement of cooling pad /Fills for cooling tower/ air cooling plant including complete fitting as existing at various instalations complete all as specified & directed.

Disconnecting & Taking out old existing unserviceable current transformer of Amp meter of any description and Supply, fixing & testing round/ring type current transformer of ratio 100/5 Amp to 150/5 Amp, rated burden 5 VA and accuracy class 1.0 complete all as specified & directed. Make : AE/Rishab/ Meco/Enercon/L&T/BCH.

Disconnecting, dismantling & taking out old existing unserviceable cables of any description & in any position and supplying, fixing & testing new three core, PVC insulated, armoured unsheathed Copper conductor cables, size 50 Sqmm 3.5 core suitable upto 1100 Volts conforming to IS-694 complete all as specified & directed (Make : Finolex / Gloster / Polycab/Plaza)

All as per item No. 43 above but cable of size 25 Sqmm 3.5 core

All as per item No. 43 above but cable of size 10 Sqmm 3 core

Supply and fix 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 directed at site.

Supply and fix in replacement of single Phase Preventer type VSP2 suitable for motor protection and making all incoming and out going electric connections complete all a specified and directed. Make : Minilec/Jepro.

Supplying and fixing in replacement of AC contactor 3/4 pole, 415 volts current rating 18/16 A and including making necessary electric connections and testing of circuit on full load complete all as specified and directed. Make : BCH or equivalent in C&S or L&T.

All as per item No. 48 but current rating 18 AMPs, 3/4 pole -ditto-. Make -Siemens/ or equivalent of ABB or C&S.

All as per item No. 48 but current rating 125 AMPs, 3/4 pole -ditto-. Make- BCH/ or equivalent of siemens or L&T/ABB.

All as per item No. 48 but current rating 63 AMPs, 4pole -ditto- make BCH or equivalent of siemens or L&T/ABB.

Taking out old unserviceable MCCBs up to 200 Amp rating and Supply and fixing for MCCB, 4 pole,415Volt, 16 KA , 63 Amps. including cable lugs of suitable size Make: L &T/ Schneider/Legrand, complete testing, commissioning complete all as specified and directed.

All as per above Item no. 49 but current rating 100 Amps

All as per above Item no.49 but current rating 125 Amps

Supply and fix in replacement of overload relay capacity 4-11 Amp for motor protection making all incoming and outgoing electric connection complete all as specified and directed. Make : BCH or equivalent in C&S or L&T.

Supply and fix in replacement of overload relay capacity 8-22 Amp for motor protection making all incoming and outgoing electric connection complete all as specified and directed. Make : BCH or equivalent in C&S or L&T.

Supply and fix in replacement of overload relay capacity 16-44 Amp for motor protection making all incoming and outgoing electric connectioncomplete all as specified & directed Make : BCH or equivalent in C&S or L&T.

Supply and fix in replacement of timer for motor starter 0-30 sec./3-30 Sec making all incoming and outgoing electric connection complete all as specified & directed Cat No-800 SD Make : Selec or equivalent in BCH /Angel

Supply and fixing in repair/replacement condensor unit shell and tube type water cooled complete for AC plant of capacity 7.5 TR Make : Accel. Condensor should have copper tubing, heavy duty body and with all accessories complete with testing and commisiong complete all as specified & directed Note : cost of disconnecting the existing condesor, refixing the new one incl welding work, plumbing work, supplying GI pipe of size 40/50/60 mm dia upto 3 mtr pieces as required at site deemed to be included in quoted rate.

Supply and fixing in replacement air filter of AHU of size as existing suitable for AHU of 2000 CFM capacity complete all as specified & directed

All as per item No. 55 above but 4000/4200 CFM capacity

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 all as specified & directed Make: Emerald Enterprises. 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 capacity of 7.5 TR, 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 all as specified & directed

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 all as specified & directed

All as per item No. 58 above but capacity of 22000 CFM

All as per item No. 58 above but capacity of 20750 CFM

All as per item No. 58 above but capacity of 13750 CFM

All as per item No. 58 above but capacity of 4000 CFM

All as per item No. 58 above but capacity of 12000 CFM

All as per item No. 58 above but capacity of 4200 CFM

Taking out old damaged Ac duct insulation and supply and fixing for duct insulation with Alluminium laminated XLPE insulation of thickness 13 mm and including the following: (a) M & L for cleaning the duct surface (to be insulated) by scrapping carefully with wire brush etc. to make the surface completely free of millscale, dirt, dust,grease and other foreigen material, taking special care so that all duct joints are sealed against any leakages. (b) M & L for appling rubber based adhesive CPRX compound.

Supply and fixing in repair of following spare parts of cooling tower motor of capacity 10 HP, 3 ph 415 Volts, 50 Hz, complete all as specified & directed Make-Hindustan electric motor/Kirlosker (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.

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 complete all as specified & 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 model with testing and commissioning complete all as specified & 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 complete all as specified & directed

M&L for preparation of old painted metal surfaces with 1 coat of aluminuim red oxide primer and 2 coats of aluminuim paint complete all as specified & directed

Shri Electrical Enterprises

Shree Karni Electrovision