CWE(S)/UTILITY/TOKEN-70 OF 2023-24 (86269)

Amount

M&L for Blue star 2x40 TR+1x40TR Scroll compressor chiller type air cooled AC Plant inspection and fault rectification carried out by Manufacturer Engineer for releasing out locking setting the programming for proper functioning of AC plant and to rectify other minor/major problems, including Re-programming & rectify faults occured as and when, with all necessary tools and machines and other major problem & faults (faults either software problem or hard ware) including providing new software if software not working properly with all necessary tools and machines. Note :- i)Transportation & loading charge with hiring of machines and equipments are deemed to be included in quoted rates ii) the rate does not includes material cost,material mesured & piad separately under relavent items) iii).The service Engineer shall be from OEM only.

M&L for Hitachi 4x8.5 TR+2x8.5TR ductable type air cooled packaged AC Plant inspection and fault rectification carried out by Manufacturer Engineer for releasing out locking setting the programming for proper functioning of AC plant and to rectify other minor/major problems, including Re-programming & rectify faults occured as and when, with all necessary tools and machines and other major problem & faults (faults either software problem or hard ware) including providing new software if software not working properly with all necessary tools and machines. Note :- i)Transportation & loading charge with hiring of machines and equipments are deemed to be included in quoted rates ii) the rate does not includes material cost,material mesured & piad separately under relavent items) iii).The service Engineer shall be from OEM only.

Evacuation of gas from each Chiller Unit of 8.5 TR package type System/central type AC plant and leak testing the system by giving the dry nitrogen by separating the low side /high side of the system and arresting the leaks including replacement of Teflon seating of the all refrigerant line, suction/discharge valves of compressor, gland package of all angle valves flaring off and charging complete all as directed by Engr-in-charge. Note :- Quoted rate shall be inclusive cost of nitrogen gas

All as per Item No 3.00 but for 40 TR (each chiller unit) of AC Plant Chilled system.

S & Fix of 'V' Belts ISI marked suitable for existing one of the following size A-30 to 34 complete all as specified and directed by Engr-in-charge.

All as per Item No 5 but for size B-84

Supply and charging the Refrigerant Gas R- 410A complete all as specified and directed.

Supply and charging the Refrigerant Gas R- 407C complete all as specified and directed.

Draining out the old compressor oil from various compressors and supplying, filling/ top up of compressor oil of Freezol-68/ freezol F-57 complete all as specified and directed.

Servicing and cleaning of Double skin AHU(including blower & existing heat bank strip) unit of capacity 4000CFM including Cleaning of the evaporating coil (AHU coil) with cleaning Acid forced feed method to remove the unwanted dust particles formed on the coil and in AHU unit, cleaning of the filter, greasing to the AHU unit bearing of the structure, expansion valve etc and testing complete all as directed,

All as per item No.10 above but for AHU Capacity 12800CFM.

All as per item No.10 above but for AHU Capacity 6000CFM.

Supply and fixing of new condenser safety valve 15mm to 20mm ,withstand pressure 300-800 PSI complete all as directed.

S & F in Liquid line Filter Dryer suitable for 8.5 TR capacity Compressor unit complete all as directed.

All as per item No.14 above but for 40 TR capacity Compressor unit complete all as directed. Make for item No.14 & 15 Emerson/Jhonson/Honewell

Disconnecting the Motor of condenser / Blower/ Chiller/ AHU units from installed position, disconnecting the pump and rewinding the same with super enamelled copper wire of same gauge and turns as per existing, replacement of wornout Bearings fixing back on its original exisiting position, testing and commissioning complete for capacity up to 7.5 hp complete all as specified and directed. Note : Transportation charges also included in quoted rate

All as per item No.16 above but 7.5HP to 15HP

Renwal/Replacement of star delta timer along with LED indications, including talking down old one complete all as directed. Make:GIC/SEIMENS/Minilec

Renwal/Replacement of single phase preventor with following LED indications 3- phase healthy -ON,phase -loss -OFF including talking down old one complete all as directed. Make:GIC/SEIMENS/Minilec

Taking out unserviceable MS pipe and Supply,erection,testing &commissioning of New 125mm(5") dia bore, mild steel chilled water piping of class'C",cut to required lenth and installed with welded joints,inclduing all necessary fittings such eblows,tees,bends,reducers,flanges and necessary civil/MS supports,pressure testing etc complete.chilled water pipe insulation shall be with 32mm thich nitrile rubber covered with vapour barrier and finished with 26G alumiunium clading complete all as specified and directed.

Taking out unserviceable MS pipe and Supply,erection,testing &commissioning of New 75mm(3") dia bore,mild steel chilled water piping of class'C",cut to required lenth and installed with welded joints,inclduing all necessary fittings such eblows,tees,bends,reducers,flanges and necessary civil/MS supports,pressure testing etc complete.chilled water pipe insulation shall be with 32mm thich nitrile rubber covered with vapour barrier and finished with 26G alumiunium clading complete all as directed.

Taking out unserviceable MS pipe and Supply,erection,testing &commissioning of New 40mm(1.25") dia bore, mild steel chilled water piping of class'C",cut to required lenth and installed with welded joints,inclduing all necessary fittings such eblows,tees,bends,reducers,flanges and necessary civil/MS supports,pressure testing etc complete.chilled water pipe insulation shall be with 32mm thich nitrile rubber covered with vapour barrier and finished with 26G alumiunium clading complete all as directed. Make for item No.20 to 22: TATA/Jindal or equivalent

Taking out unserviceable butterfly valve and Supply,erection,testing &commissioning of New 75mm(3") dia bore, butter fly valves PN 1.0 rating as per latest engineering standards and specifications,fixed with necessary insulation(matching to existing) as required all as specififed and as directed complete all as directed. Make: Advance/Castle or equivalent

Taking out unserviceable Globe valve and Supply,erection,testing &commissioning of New 75mm(3") dia bore, globe valves PN 1.0 rating as per latest engineering standards and specifications,fixed with necessary insulation(matching to existing) as required all as specififed and as directed complete all as directed. Make: Advance/Castle or equivalent

Taking out unserviceable NRV and Supply,erection,testing &commissioning of New 75 mm(3") dia bore ,Non -return valves PN 1.0 rating as per latest engineering standards and specifications,fixed with necessary insulation(matching to existing) as required all as specififed and as directed complete all as directed. Make: Advance/Audco/Inter valves/Sant or equivalent

Taking out unserviceable Y-strainer and Supply,erection,testing &commissioning of New 75 mm(3") dia bore, Y-strainer PN 1.0 rating as per latest engineering standards and specifications,fixed with necessary insulation(matching to existing) as required all as specififed and as directed including taking down old u/s one complete all as directed. Make:Sant/Advance/Emerald or equivalent

Suuply,test,install & commissioning of the pressure guage suiatble for existing one as per latest engineering standards and spcifications,fixed with necessary insulations(matching to existing) as required including taking down old u/s one complete all as specified and directed. Make: H Guru/Sant/Waree or equivalent

Suuply,test,install & commissioning of the Thermo meter suitable for exisitng one as per latest engineering standards and spcifications,fixed with necessary insulations(matching to existing) as required including taking down old u/s one complete all as specified and directed. Make:H Guru/Sant/Waree or equivalent.

Supply,install,test & commissioning of the water flow swtich suitable for existing one as per latest enginnering stanards and specifications ,fixied with necessary insualtion(matching to existing) as required including taking down old u/s one complete all as directed. Make: Honey well/Johnsons/Siemens or equivalent

Supply,test,install & commissioning of the Auto air vent of suitable size 15mm dia to 20mm dia as per latest engineering standards and specifications,fixed with necessary insulation(matching to exisitng) as required including taking down old u/s one comeplete all as directed. Make:Amtrol/Anergy/flammcotraders or equivalent

Supply,test,install & commissioning of the rubber bellow connections for pumps as per latest engineering standards and specifications,fixed with necessary insulation(matching to exisitng) as required including taking down old u/s one complete all as directed. Make: Cori/Easyflex or equivalent

Supply,install,test& commissioning of Micro bubbler Air & Dirt separators,with matching flanges bolts,Nuts,gaskets,insulation, valves and airvent for the size of 150mm dia PN 1.0 including taking down old u/s one complete all as specified and directed. Make:Amtrol/Anergy/flammcotraders or equivalent

Supply,install testing and commissioning Suction line 1 1/18" with fittings of hard copper piping for condensor units with isulation of 6mm thick nitrile rubber pre formed sections including supporting fixtures and accessories etc suitable for Hitache 8.5 TR packaged type unit complete all as specified and directed.

Supply,install testing and commissioning liquid line 5/8" with fittings of hard copper piping for condensor units with isulation of 6mm thick nitrile rubber pre formed sections includingsupporting fixtures and accessories etc suitable for Hitache 8.5TR packaged type unit complete all as specified and directed.

Supply,insulation,test and commissioning of under deck insulation for exposed roof of 23mm thickness Class'O' grade XLPE material all as specified and as directed.

M&L for cleaning of existing duct unit with vacuum cleaner with necesary arrangement along with volume control dampers,fire dampers,collar dampers,intake louvers,bird screen,inscet screen,grills & diffusers and removing dust particles with suitable liquid of OT unit, MH complete all as directed.

M&L for cleaning of existing duct unit with vacuum cleaner with necesary arrangement along with volume control dampers,fire dampers,collar dampers,intake louvers,bird screen,inscet screen,grills & diffusers and removing dust particles with suitable liquid of ICU unit, MH complete all as directed.

M&L for cleaning of existing duct unit with vacuum cleaner with necesary arrangement along with volume control dampers,fire dampers,collar dampers,intake louvers,bird screen,inscet screen,grills & diffusers and removing dust particles with suitable liquid of Air cooled plant ,MCEME auditorium complete all as directed.

Supply & fixing of 3 pole power contactor MNX-18, 50Hz suitable for existing one and including taking down old unserviceable one complete all as directed.

Supply & fixing of 3 pole power contactor MNX-32, 50Hz suitable for existing one and including taking down old unserviceable one complete all as directed.

Supply & fixing of Add on block MNX-A1 for 3 pole power contactor suitable for existing one and including taking down old unserviceable one complete all as directed.

Supply & fixing of Add on block MNX-A2 for 3 pole power contactor suitable for existing one and including taking down old unserviceable one complete all as directed.

Supply & fixing of DOL MN2 -Thermal overload relay suitable for existing one and including taking down old unserviceable one complete all as directed.

Supply & fixing of analog timer suitable for existing one and including taking down old unserviceable one complete all as directed. Make: L&T/GIC/Schnieder/Siemens

Supply and Fix Refrigerent gas R - 22 for AC Plant complete all as specified and directed.

Supply&Fixing of 3 pole MCB,40-63amps,C-curve,10kA, 50Hz, 440v in existing panel including necessary wiring & misc accessroies for satisfactory completion of job and taking down old unserviceable one complete all as directed.

Supply&Fixing of 3 pole MCB,6-32 amps,C-curve,10kA, 50Hz, 440v in existing panel including necessary wiring & misc accessroies for satisfactory completion of job and taking down old unserviceable one complete all as directed.

Supply & fixing of 3 pole power contactor CHINT NC1-4011,50Hz suitable for existing one and including taking down old unserviceable one complete all as directed. Make:CHINT NC1-4011 or its eqlt in L&T/Siemens/Schneider or equivalent

Supply & fixing of 3 pole Air break (power) contactor suitable 10-100A,50Hz suitable for existing one and including taking down old unserviceable one complete all as directed. Make:Seimens -3TS30 10E or its eqlt in L&T/Schneider or equivalent

Taking out unserviceable chilled water inlet sensor & supply and fixing of new chilled water sensor complete all as directed.

Taking out unserviceable chilled water outlet sensor & supply and fixing of new chilled water sensor complete all as directed

Disconnecting and taking out unserviceable oil tight limit swtich and S& new Oil tight limit switch complete all as directed. Make:TEKMEC/Honeywell

S&F main switch with HRC fuses of 3 pole with neutral 160A capacity,50Hz,3-Ph, front handle operated including necessary cable connections, nuts bolts complete all as directed. Make: L&T or equivalent

Renwal/Replacement to existing unserviceable PCB board(mother board) suitable for exisitng Blue star scroll compressor(compatiable for 4 -compressors air cooled DLT type) chiller plant of capacity 40 TR including installation of suitable software with including talking down old unserviceable one complete all as directed. Note:Installation and commissioning shall be done by OEM only.

Renwal/Replacement to existing unserviceable Display PCB board suitable for existing Blue star scroll compressor(compatiable for 4 -compressors air cooled DLT type) chiller plant of capacity 40 TR including installation of suitable software with including talking down old unserviceable one complete all as directed Note:Installation and commissioning shall be done by OEM only. Make:Suitable for OEM recommended.

Taking out unserviceable balancing vlave and Supply, erection, testing & commissioning of New 75mm(3") dia bore, balancing valves PN 1.0 rating as per latest engineering standards and specifications,fixed with necessary insulation(matching to existing) as required all as specififed and as directed complete all as directed. Make: Castle or equivalent

Taking out unserviceable 3-way mixing valve and Supply, erection, testing & commissioning of New 62.5 mm(2.5") dia bore, 3-way mixing valves PN 1.0 rating as per latest engineering standards and specifications,fixed with necessary insulation(matching to existing) as required all as specififed and as directed complete all as directed. Make: rapid control or equivalent

Disconnecting & Taking out un servicebale MCCB and S&F of new MCCB 400 Amps, 36 KA, 4 pole, 415 volts, 50 HZ adjustable settings,thermal,magnetic release type suitable fixing for exsting panel and including necessary fixing arrangement for fixing of MCCB to the existing panel connecting cable connections complete all as directed.

Disconnecting &Taking out old u/s MCCB and supply & fixing of new MCCB 100 Amps, 25 KA, 3pole, 415 volts, 50 HZ , suitable fixing for exsting panel and including necessary fixing arrangement for fixing of MCCB to the existing panel connecting cable connections complete all as directed.

Disconnecting &Taking out old u/s MCCB and supply & fixing of new MCCB 100 Amps, 25 KA, 4pole, 415 volts, 50 HZ adjustable settings, suitable fixing for exsting panel and including necessary fixing arrangement for fixing of MCCB to the existing panel connecting cable connections and complete all as directed.

Disconnecting &Taking out old u/s MCCB and supply & fixing of new S&F MCCB 160 Amps, 36 KA, 3 pole, 415 volts, 50 HZ adjustable settings, suitable fixing for exsting panel and including necessary fixing arrangement for fixing of MCCB to the existing panel connecting cable connections complete all as directed.

Disconnecting &Taking out old u/s MCCB and supply & fixing of new S&F MCCB 200 Amps, 25 KA, 4 pole, 415 volts, 50 HZ adjustable settings, suitable fixing for exsting panel and including necessary fixing arrangement for fixing of MCCB to the existing panel connecting cable connections complete all as directed. Make for item Nos.58 to 62: L&T or equivalent

Taking out old u/s rotary handle and supply & fixing of new S&F of Exended ROM(Rotary handle) kit suitable for existing one inclding neccesary connections complete all as directed Make :L&T or equivalent

Taking out unserviceable VFD drive from its existing position and Supply,test, install & commissioning of VFD drive of capacity 11kW/15Hp,415volts,3-Ph,50Hz including necessary progamming and software & necessary connections suitable for existing one complete all as directed. Make: Danfoss VLT micro drive- 132F0058 or its techno commerical equivalent in L&T/Yaskawa/Fuzi.

Taking out unserviceable VFD drive from its existing position and Supply,test, install & commissioning of VFD drive of capacity 3.7kW/5Hp,415volts,3-Ph,50Hz including necessary progamming and software & necessary connections suitable for existing one complete all as directed Make: Danfoss VLT micro drive- 132F0026 or its techno commerical equivalent in L&T/Schnieder/Yaskawa/Fuzi as approved by GE.

Taking out unserviceable VVVF drive from its existing position and Supply,test, install & commissioning of VVVF drive of capacity 3.7kW/5Hp,415volts,3-ph,50Hz including necessary progamming and software & necessary connections suitable for existing one complete all as directed. Make: L&T Cx 2000-LTVF-C40010BAA or its techno commerical equivalent in L&T/Yaskawa/Fuzi as approved by GE. Note for item No 64 to 66 : Installation & commissioning shall be done by OEM only.

DGQA 12.50 TR AC Plant SM N0 198186

S&F Thermostatic Switch operated on 230 Volts AC Supply suitable for 12.50 TR AC Plant complete all as specified and directed. DGQA AC Plant SM No. 198186

S&F Coil for loading and un-loading solinoid valve suitable for 12.50 TR AC Plant complete all as specified and directed. DGQA AC Plant SM No. 198186

S&F Main bearing non end driving for the Compressor Model SMC 4-65 complete all as specified and directed. Make 'ACCEL' DGQA AC Plant SM No. 198186

S&F Main bearing driving end for the Compressor Model SMC 4-65 complete all as specified and directed. Make 'ACCEL' DGQA AC Plant SM No. 198186

S&F Connecting rods for the Compressor Model SMC 4-65 complete all as specified and directed. Make 'ACCEL' DGQA AC Plant SM No. 198186

S&F Discharge reed with springs (set of 4) for the Compressor Model SMC 4-65 complete all as specified and directed. Make 'ACCEL' DGQA AC Plant SM No 198186

S&F Suction reed with springs (Set of 4) for the Compressor Model SMC 4-65 complete all as specified and directed. Make 'ACCEL' DGQA AC Plant SM No. 198186

S&F Piston ring( Set of 4) for the Compressor Model SMC 4-65 complete all as specified and directed. Make 'ACCEL' DGQA AC Plant SM No 198186

S&F Cylinder liner ( Set of 4) for the Compressor Model SMC 4-65 complete all as specified and directed. Make 'ACCEL' DGQA AC Plant SM No. 198186

S&F Piston for the Compressor Model SMC 4-65 complete all as specified and directed. Make 'ACCEL' DGQA AC Plant SM No 198186

S&F Gasket set for the Compressor Model SMC 4-65 complete all as specified and directed. Make 'ACCEL' DGQA AC Plant SM No 198186

S&F Gudgeon pin with bush for the Compressor Model SMC 4-65 complete all as specified and directed. Make 'ACCEL' DGQA AC Plant SM No. 198186

S&F shaft seal assembly including carbon ring suitable for make ACCEL, Compressor of capacity SMC 4-65 complete all as specified and directed. Make 'ACCEL' DGQA AC Plant SM No. 198186

S&F Thermostatic Expansion Valve suitable for12.50 TR AC Plant complete all as specified and directed. DGQA AC Plant SM No. 198186

S&F Solinoid valve of existing size and model suitable for 12.50 TR AC Plant complete all as specified and directed. DGQA AC Plant SM No. 198186

S&F in replacement of crank shaft assembly suitable for 12.5 Ton AC Plant

Disconnection RAW water feed pump 0.5HP and re-winding,including replacement of unserviceable bearings of suitable size and re-assembling the motor including installation complete all as specified and directed.

Disconnecting High pressure pump 500 LPH and re-winding, including replacement of unserviceable bearings of suitable size and re-assmbling the motor including instalation complete all as specified and directed.

Taking out old blocked GI tubing with all accessories such as Bend, Elbow, Tees, Nipples, sockets, unions, reducers from any position (in trenches/ floors/ walls) and cleaning of the same and refixing in original position with necessry new GI fittings (ISI Marked)(if required) heavy grade and making good with existing surface including if necessary civil works like Brick, cement work etc., for the following dia of pipes complete all as directed :-

15 mm dia

20 mm dia

50 mm dia

Taking out old unserviceable GI pipe line and supply and fixing/ laying GI tubing medium grade laid in trenches/ floors or fixed to walls including necessary GI fittings such as bends, elbows, nipple, sockets, unions, reducers, tees etc and making good with existing surface following dia of pipes complete all as directed Make of GI pipes :- JINDAL Note:(i) The rates deemed to be inclusive of GI fittings & fixing/laying of pipe. (ii) Earth work shall be measured & paid separately under relevant items.

15 mm dia

20 mm dia

25mm dia

50 mm dia

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth and getting out in hard/ dense soil for foundation of poles, structures, stay rods, laying of underground cable etc complete all as directed

Returning, filling in soils including spreading, leveling, watering and well ramming in layers each not exceeding 25cm thick complete all as directed.

Removing excavated soil to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as directed.

S&F GI stop valves 20mm dia,cast copper alloy,screwed down,high pressure,with cruth or butterfly handle,screwed both ends including taking down old unserviceable one complete all as specified and directed. Make:Zoloto

S&F GI stop valves 15mm dia,cast copper alloy,screwed down,high pressure,with cruth or butterfly handle,screwed both ends including taking down old unserviceable one complete all as specified directed. Make:Zoloto

Taking out water sample in clean container and getting the same tested from the “Department of Water and Waste Water Examiner, Institute of Preventive Medicine, Narayanaguda, Hyderabad” or “Any Govt Lab” for chemical tests complete all as directed.

Taking out water sample in clean sterilised container and getting the same tested from the “Department of Water and Waste Water Examiner, Institute of Preventive Medicine, Narayanaguda, Hyderabad” or “Any Govt Lab” for bacterioligical tests complete all as directed. Note for item No 77 & 78 :- Sample water shall be taken from various places of MH and adjoing area under AGE EM-II(U) complete all as directed.

M&L labour for cleaning of Air cooled AC plant of capacity 40 to 50TR Exahust Fans along with copper/tinted copper/Aluminum fins/coils along with suitable liquid chemical and water till desired effectiveness of cooling is achieved for satisfactory completion of job including all misc materials complete all as directed.

Supply, test, install & commissioning of HEPA filters size 1220 x 610 x 150mm of 0.3 micron of efficency 99.9999% suitable provision for OT light to be supported being part of the module including taking down old u/s one complete all as directed. Make of HEPA: ULTRA FILL

M&L labour for servicing of 15 KVA UPS by Visual inspection of UPS system, connected mains cables, battery cables, distribution boards and the external maintenance bypass switch, Battery terminal connections will be inspected and tightened and re-torqued, alarm and system logs are downloaded and inspected to see how the UPS has performed, Internal components are inspected for age testing of UPS batteries and cleanliness, consumable items like fans and AC and DC capacitors are inspected and replaced according to their replacement programs, checks are made for corrosion in extreme environments that can see dust build up or chemical or salt erosion, Thermal checks may be made using thermal imaging cameras which are used to find hot-spots in the UPS, batteries, cabling, distribution and LV switchgear connected to the UPS system, electrical measurements are taken from the front panel LCD to identify input and output performance per phase complete all as directed and replacement of 10 Nos of batteries of 12 Volts, 42 AH maintanance free including accessories like terminal clamps, applying petroleum jelly and baterry initial charging complete all as specified and directed. Note : The cost of batteries & accessories are included in the quoted rate

All as per Item No. 81 here in before but for 80 KVA UPS including replacement of 15 Nos of batteries of 12 Volts, 42 AH including accessories like terminal clamps, applying petroleum jelly and baterry initial charging complete all as directed.

Supply and drawn sub main wiring with four runs of 4 Sq mm single core PVC insulated unsheathed cable upto and including 1100 volts grade with multistranded copper conductor drawn through and including non metalic PVC rigid conduit accessories surface type on walls, floors etc including two runs of 4.0 Sqmm PVC insulated copper conductor for earth continuity wire all as specified. Note : Two runs of copper conductor and one run of copper earth wire including PVC conductor will be measured and paid as one unit only.

All as per Item No. 83 here in before but for sub main wiring with four runs of 6 Sq mm and two runs of 4.0 Sqmm single core copper conductor for earth continuity all as specified. Note : Two runs of copper conductor and one run of copper earth wire including PVC conductor will be measured and paid as one unit only

All as per Item No. 83 here in before but for sub main wiring with four runs of 10 Sq mm and two runs of 4.0 Sqmm single core copper conductor for earth continuity all as specified. Note : Two runs of copper conductor and one run of copper earth wire including PVC conductor will be measured and paid as one unit only.

Advance Maintenance Free G.I. SAFE EARTHING Electrode with PIPE of not less than 50 mm outer dia (THICKNESS NOT LESS THAN -2.5MM) and two meter length, The electrode should be of galvinised (80 -100 micron) along with earth lead as Galvanised steel strip of size 32 X6 mm 7.5 m . The GI Electrode shall be pre-filled with Cristaline Conductive Material (CCM). The GI electrode shall be surrounded with 25 kg BackFill compound to provide maximum contact between the electrode and Back Fill Compound. Backfill compound should be eco-frendly and having RoHs certification. GI Electrode Shall be tested from CPRI. The earting pit should be cover with PCC 1:2:4, B1 cover of 300 x 300 mm complete all as specified and directed. Make : ASHLOK / INDELEC/JMV /TERCEL.

M&L for painting of chiller units of OT including basement, suporting channels etc., with suitable colour coding by using synthetic enamelled paint first grade after scrapping /cleaning

M&L for painting of chiller units of ICU including basement, suporting channels etc., with suitable colour coding by using synthetic enamelled paint first grade after scrapping /cleaning

M&L for painting of Squirrel cage induction motors upto 10 HP capacity including basement, suporting channels, connecting pipe lines etc., with suitable colour coding by using synthetic enamelled paint first grade after scrapping /cleaning

Supply of Rubber mat ISI marked of size 1mX2mX2 mm

Supply and replace contactor 3 pole 32 Amps coil operating voltage 415 V complete all as specified and directed of make L&T

Taking down worn out damaged AHU prefilters / micro filter and Supply & Replacement of AHU filters, nylon mesh box typeCR Sheet with powder coated frame and 3 Ply HDPE media supported by aluminium mesh stiched together in pleated design with epoxy adhesive and supported 3 Nos of spacers , size 610 mm x 610 mmx 50 mm, capable of filtring 20 micron rating

All as per above item but of size 305 mm*610mm*50mm

Taking down worn out damaged AHU fine filters and Supply & Replacement of AHU fine filters (Bag Filters) size 610 mm x 610 mm x 50 mm Micron rating : 5 Micron with aluminium frame and synthetic non-woven media supported by HDPE mesh on both sides

All as per above item but of size 305 mm*610mm*50mm

Taking down deterirated PVC fills and Supply & replacement of defective PVC Fills of Cooling Towers of suitable size all as specified and directed by Engineer in Charge.

Dismantling the motor of pump of capacity 7.5 HP and kept a side and dismantling complete pump & motor check the wornout parts and replacement of the following spares and re assemble the pump and lowering the pump connecting testing commissioning all as specified and directed by Engineer-in-charge.

Supply only Stainless steel Shaft Sleeve pump side complete all as directed.

Supply only shaft,bushes and threading complete to primary pumps

Taking down unserviceable condenser fan blades of size 30" and supply and fix new condenser fan blade of size 30" all as specified and directed.

Taking down unserviceable ups COOLING FANS of size 6 " and supply and fix new condenser fan blade of size 6" all as specified and directed.

Supply, installation, testing and commissioning of FRP rectangular shape, vertical, induced draught counter flow single cell cooling tower of 30 TR with uniform water distibution and optimal heat transfer, having tough fiberglass reinforced plastic (FRP) casing of sufficient structural strenth to withstand vibrations and wind velocity upto 60 m/s, FRP basin, rigid honeycomb type PVC fill of suitable thickness, SS sprinklers and non-clogging sorinkler pipes, FRP drift eliminator, energy efficient induced draught axial type fans with factory set and dynamically balanced blades pitch, IE3 TEFC squirrel cage induction motor, suitable for operation on 3-ph, 415 V 50 Hz AC supply with IP 65 protection for enclosure, conforming to IS 12615: 2018, inlet, outlet, drain and overflow nozzle connections, etc. complete with accessories complete all as specified and directed.

Supply and lay in trenches/fixed to walls/poles etc connecting buy using lugs, testing and commissioning XLPE insulated and PVC sheathed heavy duty LT 1100 Volts grade armoured under ground cable with stranded aluminium conductor 3.5 Core 185 Sqmm complete all, as specified and directed Note :- Earth work excavation, sand cushioning and brick protection shall be measured and paid separately.

Supply, Installation, test and Commissioning factory fabricated, outdoor type, LT FEEDER PILLAR BOX made out of 3.15 mm thick CRCA Sheet of suitable size with projected Globe roof for rain water protection Dust and Vermin Proof , Double door with both side opening including Neoprene Rubber Gasket,, suitable for 440 Volt 3 Phase 4 Wire System ,including Danger Plate, Earthing Strip Point and Ventilation Louvers at Rear Side, Bottom detachable Gland Plate complete with suitable size Zinc Chromium Plated Nuts, Bolts and Washers, etc. and embedded with 50X50X6mm Mild Steel Angle Iron Frame and 600 mm above the Normal Ground Level complete with internal connection with suitable size of cable ,cable lugs, and cable glands PCC Foundation in Cement Concrete 1:3:6 (20mm Graded Stone Aggregate) and Testing after Installation complete all as specified and comprising of the following :–

(a) Aluminium bas bar of 400 Amps - 04 Nos in 3Phase and half neutral fashio, supported with suitable size of heavy duty porcelain stand lock with suitable size of brass nut, bolts and washer with heat shrinkable PVC sleeving. The bar shall be colour coded (red, yellow and blue) for three phases and black for neutral. (b) MCCB 200 amps, 415 volt,16 KA Breaking capacity 4 pole Electromagnetic release duly connected to Bus Bar as IN COMING - 01 Nos

Spreading riddled earth ( after preparation of excavated earth) in Cable duct for cushioning of cable laid in trenches complete all as directed by Engineer-in-Charge Note:- Punned thickness 18 CM( 6.25 Cm below cale and 11.75 cm above cale) will be measured for payment purpose. The earth removed during excavation to be used as rddled earth after crushing and sieving. Quoted rate inclusive of all arrangement as mentioned.

Supply and Laying bricks, common burnt clay building bricks, sub class 'B' of size 210 x 110 x 70 mm laid across in trenches for cable protection complete all as specified and directed.

Universal refrigeration and Engineering Company

omsai thermax engineers

bethelenterprises

M/S GDR CONSTRUCTIONS

BEKKAM CONSTRUCTIONS

Maruthi international

vvcenterprises

Sri venkateswara Electricals