REPAIR/MAINTENANCE OF CENTRAL/PACKAGE TYPE AC PLANTS AND SUMMER APPLIANCES AT AMCC BLDG, DMRL/ATC AREA UNDER GE (I) RND KANCHANBAGH, HYDERABAD

Amount

Leak testing of the AC plant with nitrogen (N2) pressure after evacuating of the existing gas from the system into empty cylinder by separating the entire system, like compressors, evaporator, condensers, cooling coil and refrigerant lines and rectifying the leakage including cutting welding brazing etc and replacing of 'O' ring, washers, gaskets etc flushing out the Nitrogen and vaccumising, recharging the taken out refrigerant gas including testing complete all as directed to AC plants of capacity 2 x 11 TR AC plant at CAD CAM

All as per item No. 1.00 here-in-before but of capacity 3 x 11 TR Central AC plant at Creep Lab

All as per item No. 1.00 here-in-before but of capacity 3 x 30 TR AC plant at ETC

All as per item No. 1.00 here-in-before but of capacity 3 x 52 TR AC plant at AMG

All as per item No. 1.00 here-in-before but of capacity 3 x 93TR AC plant at TIC.Note :- One condenser/Chiller unit shall be measured as one job for the purpose of payment.

Supply only refrigerant gas R-22 complete all as directed

Supply only refrigerant gas R-407c complete all as directed.

Supply only refrigerant gas R-410 complete all as directed.

Supply only refrigerant gas R-134a complete all as directed.Make Srl No 2 to 2.03 Mefron/Fluron/Freon

Supply and filling/ Topping up/ charging of Refrigerent gas R-32 for Package VRF type ACs complete all as directed.

Descaling & Servicing of one condenser unit of following capacity of AC plants of capacity acity 3x93TR central AC plant any make/type with and including descaling compound DC-96 by using Spiral brushing machine circulation with Magnetic pump for Impeller as required to remove complete scales from all copper tubes till the desired pressure is achieved including renewing of gaskets, nuts, bolts and washers Inlet & Outlet etc. and testing complete all as directed. Note: (i)Descaling Compound and Spiral Brushing equipment are deemed in quoted rates (ii)Descaling pump/spiral brushing eqpt produced by contractor are deemed in quoted rate . (iii) One condenser unit shall be measured as one job for the purpose of payment.

All as per item No. 3.00 here-in-before but of capacity 3 x 52TR Central AC plant at old Astra, Metrology Bldgs 124

All as per item No. 3.00 here-in-before but of capacity 3 x 30 TR central AC plant at Alignment metrology centre creep lab

All as per item No. 3.00 here-in-before but of capacity 3 x 11TR Central AC plant at Alignment inspection centre CAD CAM

Taking out carefully the chiller electronic programmable logic control board of any capacity / make of the chiller unit after disconnecting all connection and taking the PLCB to the auth OEM service centre if necessary or repairing at site and testing the PLCB replacing the defective component of PLCB and testing the functioning of software and updating the software and code if necessary and refixing the same to its original position making all connections testing all parameter like the chillers loading , unloading suction / head pressure , all temperature logs but of capacities 11 to 30 TR AC plants complete to the entire satisfaction of Engr – In – Charge.

All as per item No. 4.00 here-in-before but of capacities 52 to 93TR AC plants.

Removing the unserviceable V-Belts from the system and supply & Fix new V-Belts of ISI marked following sizes and testing and all as specified and directed, of sizes A-32 / A-39 / A-42/A-29 or as per site requirenment

All as per item No. 5.00 above but of sizes B-81 / B-90 / B-92/ /B-68/B-63/B-93/B-88 or as per site requirenment/OEM

All as per item No. 5.00 above but of sizes B-106/B-108/B-124/B-122/B-125/B-117 or as per site requirenment/OEM

All as per item No. 5.00 above but of sizes C-110/C-90/C-108 or as per site requirenment/OEM

Dismounting the centrifugal / mono block pumps of capacity upto 7.5 HP and shifting the pump to the workshop and replacing the damaged parts like impellers (ss) bearings, bushes and necessary spares and re-fixing to its original position for testing to the entire satisfaction of the Engr-in-Charge Note: the old U/S worn out parts should be displayed to Engr-in-Charge for testing the genuiness of repairs

All as per item No. 6.00 as above but of capacity 12.5 HP to 15 HP.

Supply and Fixing PVC Fins suitable to make of cooling tower MIHIR as required at site including nuts & bolts complete all as specified and directed.

Disconnecting and taking out the existing old unserviceable water sensors and supply & fix new water sensor new anti freeze/ ambient air sensor of scroll compressor chillers of any capacity complete all as specified and testing as directed. Make: As per OEM

Cleaning of the Evaporator coils/cooling tower fins with acid by force feed method to remove the unwanted dust particles formed on the coils/fins and cleaning of the dust particles cleaning of the filler, of any capacity make / model to the entire safisfaction of Engr-in-charge

Servicing greasing overhauling of AHU blower motor Of any capacity, checking the pulleys, base frame, cooling to opening covers and replacing the bearings pulleys as per the existing model, lubricating all mechanical parts with synthetic grease and reassembling all parts, aligning of the pulley to its original position complete to the entire satisfaction of Engr-in Charge

Supply & fix PVC spray nozzles of any dia flower type, (PVC pipe, bend, nipple as required sizes) suitable from 11 to 93TR TR capacity cooling tower including removing the unserviceable sparay nozzles from site complete all as specified and directed by the Engr-in-Charge. of Make - MIHIR/PAHARPUR/as PER OEM.

Removing the existing unserviceable Oil pressure pump from the compressor, supply and fix new oil pressure pump of type as per the existing model / make and including replacing the valve plate gasket-3 No's complete all as specified and directed of make as per at site requirement.

Disconnecting and removing the burnt out monoblock pumping sets from the existing plants, of central/package type AC plants, rewinding the same with supper enamelled copper conductor with same existing gauge and reconnecting the same with electrical connections and testing complete all as specified of capacity 5 HP to 7.5 HP.

All as per item No. 13.00 as above but of capacity 12 HP to 15 HP.

Disconnecting and taking out the repairable centrifugal pumping sets from the existing plants of 20 HP to 30 HP capasities of central AC plants, replace the impeller, bearing, bush gasket sets, nut & bolts etc. of the same pumping sets including reinstallation the same plants, reconnecting the same with electrical connections and testing complete all as specified and directed.

Disconnecting and removing the unserviceable solenoid valve assembly and supply and fix the new solenoid assembly of MOP275 PSI, SWP 300PSI or as per site and reconnect the electrically and testing complete all as specified and directed. Make : Sporlon/Sanlan/Denfoss/OEM

Taking out unserviceable water pressure cutout and supply and fix new water pressure cutout IPS 70.

Taking out old unserviceable Pre filter and S & F Air pre filters suitable for HVAC Air conditioning system AHU’s as per norms made with galvanised steel frame aluminium separators with non woven synthetic filter media of 20 micron as per existing size and shape including taking down old U/S Air pre filters completed all as directed

Material and labour for taking out the damaged insulation portion of existing outdoor duct, cleaning the duct, applying two coats of CPRX compound to cleaned portion of duct, applying one coat of bitumen paint, fixing of 50mm thick glass wool of 48 KG density to the duct and sealing it with hessian cloth and 15 mm thick chicken wire mesh and 15mm thick sand cement plaster with cement mortor CM 1:4 to the duct and applying two coats of white wash and two coats of snow cem of excising color and site clearance of old debris and making good all as specified and directed.

Material and labour for taking out the damaged insulation portion of existing refrigerant line/chilled water pipe line of any size and cleaning the pipe and insulation with thermocole pipe section TF quality wrapped around pipe and fixing with GI wire mesh, with suitable aluminium cladding and site clearance of old debris all as specified and directed.

M&L for painting the interior and exterior parts of cooling towers with epoxy seal paint as per the manufactures specifications including preparing the surfaces of cooling towers after removing all the PVC fill , nozzles, ID fan and cleaning the water collecting tray for algae free surfaces using necessary detergent chemicals complete sealing the leakage on the body if any while apply the epoxy sealing paint complete to the entire satisfaction of Engr-in-Charge.

Removing the existing unserviceable fan blade assembly with hub from cooling tower and supply and fix new fan blade assembly with hub including clamp and fixing arrangement suitable for 11 to 30TR capacity of exisiting make cooling tower complete all as specified and directed.

All as per item No. 23 but of 52 to 93 TR capacity cooling tower complete all as specified and directed of make : As per the existing make & model.

M&L for fixing the Aluminium composite panel thickness of sheet not less than , cutting and pasting the vinyl letters as per the installation details given by the Site-In-Charge including fixing the board on the location specified with necessary fixing stainless steel bolts and washers. Make: As approved by the GE. Note: The sample piece of the panel should be produced for prior approval from GE before ordering. (ii) Working height upto 5mtrs deemed to be included in quoted rate.

M&L for fabricating the base channel (ISI marked) frame work for the centrifigual monoblock pumps as per existing frame sizes thickness smooth and fixing to the PCC foundation using necessary bolts & nuts as required at site complete all as specified and directed.

M&L for preparation of Base frame of any size and applying one coat of red oxide primer and two coats of black color anti-corrosive paint complete all as specified and directed.

Supply and replace LP/HP cut out MP-15 of Make Sporlan/Sanlam.

Oil pressure cut out MP-55, of Make Sporlan/Sanlam.

Contactors ML-1.5 AC-3 type (make : L&T/GE)

Contactors ML-1 AC-3 type (Make :L&T/GE)

Contactors TC 1 D 5011 AC-3 type (Make :Telemake/GE)

Three Pole contactor MN -16 (Make : L&T/GE) or as per

Three Pole contactor MN -25 (Make : L&T/GE)

Single phase preventor suitable for 415V, AC, 50 Hz Make-Minelec/GE.

HRC fuse up to 50 amp with fuse holder as per existing panel Make-FTC/GE.

Thermal over load relay range 25 to 50 Amps suitable for MN type contactor, Make-FTC/GE.

Thermal over load relay range 9-25 Amps suitable for MN type contactor, Make-FTC/GE. Make for Item Nose : 27.00 to 27.10 : Sporlan/Sanlam or its equivallent.

Removing the existing unserviceable liquid line drier filter and supply & fix new liquid line drier filter for use with CFC/HCFC/HFC/R-22/R-134a/R-407c complete and key suitable for 11 TR AC plants, all as specified and directed.

All as item No. 28.00 as above but of capacity 30TR AC plant.

Taking out the unserviceable scroll/reciprocating compressor from the existing position and supply & fix new scroll/reciprocating compressor including initial filling up refrigerant gas as per manufacturer recommendation to the required pressure and reconnecting of all connected system complete all as directed by the Engr-in-Charge, of capacity 5.5 TR to 6 TR,.

M&L in replacement of scroll type compressor unit suitable for 12 TR package type plant, compatiable to R-22/R-134a refrigerent, thermally protected, Max system test pressure low/high side: 25 bar(g)/31.9 bar (g), Maximum differential test pressure : 28 bar, 3 phase, with working voltage of 460-400V+10%, 50 Hz, full laod amp 35A, nomial flow rate : 43.4 m3h, RPM : 2900 tr/Min complete with all necessary fittings, including dismantling existing unserviceable compressor and seperate from existing refrigerant & electrical line, including brazing, leak testing, cable connections with lugs complete all as directed Make: Denfoss/Indfoss/Kirloskar

All as per item No 30 but 8.5 TR

All as per item No 30 but 3 to 5 TR

Disconnecting and removing the unserviceable Suction expansion valve assembly and supply and fix the new expansion valve assembly of 11TR capacity AC plants and reconnect the same with existing plants and testing complete all as specified and directed

All as item No. 31.00 as above but of capacity 30 TR AC plant.

All as per item No. 31.00 above but of cap 52 TR Central AC plant.

All as per item No. 31.00 above but of cap 93 TR AC plant.Make of item No. 35.00 to 38.00 : Sporlan/Sanlam or its equivallent.

Supplying, laying in replacing steel /cast/GI/PP-R pipes of following sizes and including cutting of CI/GI pipe line complete all as per specfied and as directed by Engr-in-charge.

160 mm dia.

110 mm dia.

90 mm dia.

50 mm dia.

25 mm dia.

Supply and Fix indicator lamps LED type 110 Volts for LT panels including removing of the unserviceable complete all as specified and directed.

Supply and Fixing the dial type Pressure Gauges in the Chiller & AHU water pipe line complete with all fittings and gun metal valves for isolation for ease of maintenance and operation all as per manufacturer design / as per site requirenment complete all as specified and as directed.

Supply and Fixing the dial type Temperature Gauges of size 100 mm dia in the Chiller & AHU water pipe line complete with all fittings and gun metal valves for isolation for ease of maintenance and operation all as per manufacturer design complete all as specified and as directed.

All as per Sl item No.41 above but 80 mm dia complete all as specified and as directed.

Removing the existing un serviceable gate valve and supply and fix new PP-R gate valves with necessary PP-R fittings of the following sizes :-

25 mm dia

32 mm dia

50 mm dia

63 mm dia

Removing the existing unserviceable butterfly valve of any size and supply and fix PP-R butterfly valve of following sizes including replacing of nuts, bolts, washers and packing and testing all as specified and directed.

50 mm dia.

63 mm dia.

Removing, shifitng, fixing at new location testing complete of the exisiting unserviceable any type FRP cooling tower clean it complete by replaceing all the fins with new fins , choked nozzel/spray section honey comb fill including secviing/any repair required to make it fully funtional basin fan and TEFC motor, intake bird screen and shifing it to another loaction and other accessories along with all inlet and outlet water connection and electical connection as required on site with and including provision of suitable size brick work staging with PCC 1:4:8 type D2 using 40mm graded stone aggregate in foundation and excavation to the required size in any strata, Provision of ladder etc and including PVC Fins as required qty deemed in the quoted rate complete all as specified and directed. Note : (i) Inlet and outlet pipes with control valves from nearest tapping point for cooling tower and electical cables for connetion shall deemed to be included in rate quoted.

Cleaning the unit with CTC except evaporator and condensor and leak testing the system with CO2 gas and detecting the leak and repairing, brazing and sealing the leakage including charging the refrigerant R-22 gas to the required pressure and weight of gas for 1.5/2.0 Ton capacity window/split type AC of any make complete all as directed

All as per Item No-45 here-in-before but of 3.0(Multi unit) 3 to 5.0 Ton capacity window/split type AC. Note for item No 45:- Gas charging will be measured against relevant item of this schedule.

Taking out carefully the chiller electronic programmable logic control/Mother board of any capacity / make of the chiller unit after disconnecting all connection and S & F new PLCB from the the auth OEM service centre and testing the functioning of software and updating the software and code if necessary and fix to its position making all connections testing all parameter like the chillers loading , unloading suction / head pressure , all temperature logs but of capacities 11 to 30 TR AC plants complete to the entire satisfaction of Engr – In – Charge.

All as per item No. 76 here-in-before but of capacities 52 to 93TR AC plants.

S&F in repairs of 3 pole, 415 volts 50 Hz power contractors of MNX 40 Contactor

S&F in repairs of 3 pole, 415 volts 50 Hz power contractors of MNX 45 Contactor Make for item Nos.76 to 79 - L&T/ SEMENS /LEGRAND/ SCHNEIDER

S&F in repairs Copper Cable single Core, PVC insulated, multistranded 35 Sqmm with suitable size lugs on both side.

Servicing of all grills installed at PM Plant,DMRL by water wash/Air wash to provide proper cooling inside the process area complete all as directed.

Dismantling the 3HP to 5HP capacity Motor of condenser / Blower/ Pump / Chiller/ AHU / Cooling Tower Motor from installed position, and rewinding the same with super enamelled copper wire of same gauge and turns as per existing, replacement of wornout Bearings fixing back, testing and commissioning complete all as directed. Note : Transportation charges demed to be also included in quoted rate

All as per serial item No. 52.01 here-in-before but for 7.5 HP to 10 HP capacity

All as per serial item No. 52 here-in-before but for 20 HP to 25 HP capacity

Supply & laying MS pipe 125 to 150 mm dia medium grade, including providing Specials, Flanges, Elbows, Tees, Unions, Nipples, Nuts & Bolts, Gasket etc wherever necessary as per site requirement by necessary Fabrication / Fixing etc., and painting to match with the existing including taking down old pipes complete all as directed.

All as per item No.53 here-in-before but for 80 to 100 mm dia MS Pipe.

S&F in repairs of freezing temparature sensor with under voltage 180 to 234 volts and over voltage 246 to 300 volts AC, complete all as directed.

Comprehensive maintenance of VRF/ VRV system Type Air conditioners with connected AHU/ indoor units by deploying Original Equipment Manufacturer (OEM) trained & experienced Engineer/Technical staff for the following equipment located at various buildings of AMCC BUILDING Area including electrical connections to inspect the operation of VRF/VRV type Air conditioners with connected AHU/ indoor units and carring out preventive maintenance as per standard practice or as per OEM recommendations, carrying out repair to defective components/ equipment, detection of leaks & rectifying the same, charging/topping up of refrigerant gas complete all as specified and directed. NOTE: Compressors, PCBs, Sensors, Rewinding of Motors, Refrigerant gas etc., will be measured & paid separately under relevant items of this BOQ. (a) AMCC BUILDING VRF 2 x 20 HP out door 8 Nos

SUPPLY ONLY Digital Compressor for 20HP capacity units. Make: EMERSON/ DANFOSS or equivalent

SUPPLY ONLY Refrigeration Gas 410-A

SUPPLY ONLY Mother Board for out door unit 20HP

SUPPLY ONLY Fan Motor & PCB for unit 20 HP

SUPPLY ONLY Temparature sensor for unit 20 HP

SUPPLY ONLY FAN motor for unit 20 HP

SUPPLY ONLY solonoid valve for outdoor unit

SUPPLY ONLY VRF AHU of 25000 cfm unit ahu exapnsion KIT

SUPPLY ONLY VRF indoor unit Temparature sensor suitable for AHU

SUPPLY ONLY 4 pole contactor, 63 Amps MAKE: L&T/SCHNEIDER/LEGRAND/C&S

SUPPLY ONLY 4 pole contactor, 32 Amps MAKE: L&T/SCHNEIDER/LEGRAND/C&S

Taking down unserviceable liquid line filter drier and S&F liquid line filter drier as per existing make & specification and suitable size to fixing with existing refrigerant line for 10 HP to 20 HP capacity compressor of AC Plant, all as specified and directed by the Engr-in-charge

Removing the worn-out unserviceable blower motor following capcity of AC Plant from the position after disconnecting the electrical connections and transporting to the work shop and opening the end covers, removing the unserviceable winding, clean the slots with CTC, rewind the motor by super enameled copper winding wire of suitable gauge and size with insulating paper, insulating varnish and drying for obtaining requisite insulation values complete with necessary PVC sleeves, lead wire, new terminal block complete and bring back and install in position including testing and commissioning all as directed

20 HP capacity

Taking down unserviceable blower motor V-belt and S&F blower motor V-belt as per existing same Model & specification and suitable size to fixing with existing 25000LCFM - 02 Nos system capacity Package units all as specified and directed by the Engr-in-charge.

Supply and top up Compressor oil synthatic oil of suitable grade in the refrigeration compressor to the requisite level complete all as directed Make: Freezol/servo freeze

S&F Distribution board 4 way TPN vertical Double Door duly fitted with Bus Bars, Neutral Links suitable for 415V, 50Hz, Blanking Plates, Suitable for FP MCCBs as incomer (MCCB to be measured and paid separatly), including taking down old u/s.

S&F CRCA Sheet metal enclouser with provision to mount MCB/Isolator/RCCB etc, suitable for use on 415 V, 50 Hz supply, metal door IP 20, 4 way for 4 Nos modules including taking down old u/s. Make:-Standard/L&T /Legrand .

S&F MCCB 100 Amps ,415 volt ,35 kA Breaking capacity, fixed magnetic & adjustable thermal setting 4 pole incl all termnials, fitting etc.

S&F MCCB 63 Amps ,415 volt ,16 kA Breaking capacity, fixed magnetic & adjustable thermal setting 4 pole incl all termnials, fitting etc.

S&F MCB TPN 32 to 40 Amps 415V incl all termnials, fitting etc. Make:-Standard/L&T /Legrand .

S&F MCB Changeover two way centre off switch FP, 40 Amps 415V incl all termnials, fitting etc.

S&F in replacement Outdoor ambient Sensors suitable for VRF Type AC Plant same as per at site of following capacity

Set of 2 x 20.0 HP indoor-08 Nos /out door VRF unit at AMCC Bldg

S&F in replacement condenser fan blade suitable for Air Cooled condenser of following capacity

10 to 20 HP Capacity

S&F in replacement strip heater including necessary wiring suitable to fix in plenum of following capacity

Servicing greasing overhauling of AHU blower motor of capacity 25000 CFM, checking the pulleys, base frame, cooling to opening covers and replacing the bearings pulleys as per the existing model, lubricating all mechanical parts with synthetic grease and reassembling all parts, aligning of the pulley to its original position complete to the entire satisfaction of Engr-in Charge

Disconnecting and removing the burnt out monoblock pumping sets from the existing plants, of central/package type AC plants, rewinding the same with supper enamelled copper conductor with same existing gauge and reconnecting the same with electrical connections and testing complete all as specified of capacity upto 7.5 HP.

All as per item No. 82 as above but of capacity 12 HP to 20 HP.

Taking out old unserviceable Pre filter and S & F Air pre filters suitable for Air conditioning system AHU’s as per norms made with galvanised steel frame aluminium separators with non woven synthetic filter media of 20 micron as per existing size and shape including taking down old U/S Air pre filters completed all as directed make:As approved by GE

Taking out old unserviceable 5 micron filter and S & F Air pre filters suitable for Air conditioning system AHU’s as per the ASHRAY norms made with galvanised steel frame aluminium separators with non woven synthetic filter media of 5 micron as per existing size and shape including taking down old U/S Air pre filters completed all as directed make:As approved by GE

Supply and fix inreplacement of MCB single pole 6-32 Amps working on 240 volts, 50 HZ AC, 10 KA 'C' curve all as specified and directed. Make: Legrand/C&S/L&T

S&F in replacement of MCB TP 40 Amps working on 415 volts, 50 HZ AC, 10 KA ,'C' curve all as specified and directed. Make: Legrand/C&S/L&T

S&F in replacement of MCB TP 63 Amps working on 415 volts, 50 HZ AC, 10 KA ,'C' curve all as specified and directed. Make: Legrand/C&S/L&T

S&F in replacement of MCB TPN 40 Amps working on 415 volts, 50 HZ AC, 10 KA ,'C' curve all as specified and directed. Make: Legrand/C&S/L&T

S&F in replacement of MCB TPN 63 Amps working on 415 volts, 50 HZ AC, 10 KA ,'C' curve all as specified and directed. Make: Legrand/C&S/L&T

S&F in replacmenet MCCB with rating of 100Amps,415Volts 4pole with 25kA breaking capacity,thermal magnetic adjustable of overload & short circuit release as per IS-13947 & IEC 60947-2 & the service short circuit breaking capacity (Ics) should be 100% of ultimate breaking capcity(Icu) with inbuilt Display for Current Metering with accuracy of class 1. MCCB should be with suitable spreaders and phase barriers for each terminals with all accessories all as specified and directed. Make : Legrand/L&T/Schneider

All As per item No : 93 above but 160Amps, 4 pole, 25KA.

S&F in replacmenet MCCB with rating of 63Amps,415Volts 4pole with 25kA breaking capacity,thermal magnetic adjustable of overload & fixed short circuit release as per IS-13947 & IEC 60947-2 & the service short circuit breaking capacity (Ics) should be 100% of ultimate breaking capcity(Icu) . MCCB should be with suitable spreaders and phase barriers for each terminals with all accessories all as specified and directed.

All As per item No : 95 above but 125Amps, 4 pole, 25KA.

Earthing complete with galvanized steel with plate electrode 60 cm x 60 cm x 6.3mm thick buried directly in ground (earth kit not less than 2.25 mtr below ground level) with top edge of the plate not less than 1.5 mtr below normal ground level connected to galvanized steel strip 32mm x 6mm dia by means of bolts, nuts and washers of galvanized iron or steel all as shown in electrical plate No 3 connected to earth test point incl necessary earth work excavation PCC 1:3:6 type C1 using 20mm graded stone aggregate for earth chamber provn of RCC cover 40mm thick in 1:2:4 mix type B1 funnel with water pipe GI pipe 40mm dia light grade as protection pipe GI 40 mm dia for earth strip all as specified. specified in SSR Part II. Earth strip and protection pipe beyond 7.5m shall be measured and paid separately.

Earth continuity conductor or main earthing lead fixed to wall on battenor recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required galvanised iron or steel wire 32x6mm galvanised iron strip all as specified and as directed.

Supply and fix in repair of Impulse Emergency First aid kit box with basic medicine like Band Aid strips of min 20 Nos, Antiseptic cream, Cotton, Surgical tape 1 inch, non sterial gauge swabs, Hydrogen peroxide bottle, medical spirit bottle complete all as specified and directed.

Renewal of unserviceable batteries with maintenance free batteries of 150 AH, 12V including connecting to UPS complete all as directed.

Renewal of unserviceable batteries with maintenance free batteries of 42 AH, 12V including connecting to UPS complete all as directed.

Renewal of unserviceable batteries with maintenance free batteries of 65 AH, 12V including connecting to UPS complete all as directed.

Renewal of unserviceable batteries with maintenance free batteries of 200 AH, 12V including connecting to UPS complete all as directed.

Supply only in replacement Copper pipes 1/4 to 1/2" dia, duly insulated with synthetic felt tube, for split / window type Airconditioner / refrigerator / water cooler complete with taking out old unserviceable one

All as per item No 103 above but of size 3/8 to 5/8" dia

Supply only in replacement Brass flair nuts 1/2 to1/4" including taking out old unserviceable one.

All as per item No 105 above but of size 3/8 to 5/8" dia

Dismantling the complete cooling tower FD fan assembly and supply & fixing new blade, fan motor (ISI marked) of as per the existing capacity shaft hub key including aligning of fan blades complete. Testing to the entire satisfaction for capacity 3 x 40 TR AC plant.

Supply and fixing in repairs CT fan motor from the existing plants reconnecting the same with electrical connections, including with all supporting rods like nuts, bolts & washers as per existing size complete testing to the satisfaction of Engr-in-charge complete all as specified and directed of capacity 2 to 3 HP. Disconnecting and removing the old unserviceable CT fan motor and depost to AGE E/M store yard.

Supply and fixing in repairs Mono block pump from the existing plants reconnecting the same with electrical connections, including with all supporting rods like nuts, bolts & washers as per existing size complete testing to the satisfaction of Engr-in-charge complete all as specified and directed of capacity 2 HP. including Disconnecting and removing the old unserviceable Monobock pump and deposit to AGE E/M store yard.

All as above but of capacity 5 Hp

All as above but of capacity 7.5 Hp

Supply and fixing in repacement of exhaust fan heavy duty with specification aerodyanmic contoured handle maximum power consumption rigid frame with rubber mounting for silent operation epoxy powder coating with specially pretreated components for better resistance to corrosion and totally enclosed highly efficient heavy duty motor of 1400Rpm with 450 mm and deposit old unsv to AGE E/M store yard.

Supply and fixing in repacement of wall mounted air circulatior fan heavy duty with specification aerodyanmic contoured handle maximum power consumption rigid frame with rubber mounting for silent operation epoxy powder coating with specially pretreated components for better resistance to corrosion and totally enclosed highly efficient heavy duty motor of 1400Rpm with 500 mm and deposit old unsv to AGE E/M store yard.

Supply and fixing in replacement of air circulation fan 400 mm with three to five speeds air flow capacity 205 cubic feet per minute And deposit old unsv to AGE E/M store yard

Universal refrigeration and Engineering Company (BID ID -3377148)

BHATNAGAR ASSOCIATES (BID ID -3377590)

omsai thermax engineers (BID ID -3376944)

Maruthi international (BID ID -3377748)