Council Of Scientific And Industrial Research - Tamil Nadu

33898715 supply, installation and commissioning of 6.5 tons precision air conditioning unit with 20 kva 3 phase stabilizer , supply, installation and commissioning of 6.5 tons precision air conditioning unit with 20 kva 3 phase stabilizer , factory made dx type air cooled floor mountedcomplete precision air conditioning unit ( pacu ) with variable capacity scroll compressor ( the scroll compressor shall modulate its capacity from 20% to 100% without frequency variation ) & ec fan ( indoor + outdoor ) for better efficiency, coated cooling coil etc., along with matching air cooled anti corrosive condenser, ir / ultra sonic humidifier or equivalent & heaters, water leak detector sensor, g5 filters, expansion valves & drierswith micro processor controls, pre assembled, factory tested unit / completely installed system and ready for commissioning at site. the pacu shall have return air flow condition. the precision ac unit shall have icom control system to have highest capabilities of unit control communication & monitoring critical cooling unit which provides advanced diagnostic & maintenance support for precise control of temperature & humidity of required conditioned room. , installation, testing & commissioning of pacu including commissioning of necessary field devices, precision of potential free contact to trip individual unit on fire alarm signal, controllers & software. , supply & laying of `k’ type hard drawn hot gas & liquid line refrigerant copper piping, having a thickness of 18g with all fittings accessories & gi perforated tray for laying copper piping as per standard for interconnecting between indoor including all supporters, clamps & 3 nos pacu painting etc. with necessary civil work as per site condition. hot gas line should be insulated with 13 mm thick nitrile rubber insulation for 3 nos of pacu. , 4 core 2.5 sq.mmcopper control cable between indoor & outdoor unit of 3 nospacu with necessary supports and fittings etc. , earthing 8 swg copper from electrical isolator switch to pacu through stabilizers & between indoor & outdoor unit , charges for pressure &leak testing, charging of refrigerant gas for all 3 nos of pacu , supply, installation, testing & commissioning of 20kva 3 phase servo stabilizers floor mounted compact size model with latest energy efficient technology suitable for 3 nos of pacu of 6.5 ton. servo stabilizers should have over, under voltage & current protection relay range, input voltage 340 to 460 and output voltage 410 plus, minus 1%. suitable for all type of load, copper winding, efficiency 98%, quick response time, confirming to is 9815 & latest iso certificate, indore type complete in all respect, as directed by engineer in charge. , supply & laying of gi, b class drain piping with 6 mm thick nitrile rubber having aluminum foil facing on drain water pipes & fitting like valves, flanges & specification including necessary civil works as per site condition , ( a ) condensate drains piping 40 nb gi b class pipes for 3 pac units. , ( b ) humidifier water piping with 25 nb gi b – class pipe for 3 pac units , civil works related to indoor unit & stabilizers supporting stand & also supporting the condensing unit in cement pillar / angle support for 3 nos of pac units. , supply and installation of air supply provision to site fabricated rectangular viii gss ducting with 13 mm nitrile rubber insulation ( finally covered with colour aluminium foil shall be used for aesthetics ) including bends, collars, guiding vanes, dampers, hangers, steel supports, anchor fasteners, etc of the following sizes as per sma cna standards , ( i ) 24 swg galvanised steel sheet , ( ii ) 22 swg galvanised steel sheet , ( iii ) 9 mm open cell acoustic insulation , ( iv ) air grill with damper , ( v ) motorised damper for on / off , ( vi ) volume central damper ( vcd ) , packing & forwarding, insurance and transportation charges , comprehensive amc for the 2nd year , comprehensive amc for the 3rd year , labour amc for 4th year , labour amc for 5th year , labour amc for 6th year , labour amc for 7th year , labour amc for 8th year...

Zoological Survey Of India - Tamil Nadu

33772618 tender for supply of ac go through tender notice , supply &installation 2.0 tonnage. 5 star rated wall mounted ( inverter model ) , split type air conditioner units with iseer ratio not less than 4.5. rotary compressor and all accessories including standard copper refrigerant pipe ( up to 3 meters ) , pvc drainpipe ( up to 3 meters ) and control cable between indoor and outdoor units ( up to 3 meters ) with r32 / r410a refrigerant gas, with remote controller.along with 5 kva voltage stabilizer having lv / hv cut off, built in time lag, auto restart facility on restoration of power and suitable for input voltage range of 170 270 v and output 220v±10% providing suitable bracket with vibration pads for outdoor unit.split ac with inverter compressor: variable speed compressor which adjusts power depending on heat load. it is most energy efficient and has lowest noise operation capacity: 2 ton. suitable for large sized rooms ( 151 sq ft to 200 sq. ft ) .compressor type high eer twin rotary bldc, copper condenser coil: better cooling and requires low maintenance. special features: dust_filter;air_purifier, cord less remote suitable for operation on 230 volts, 50hz ac single phase etc complete as required. ( condenser coil should be made out of copper tubing only. ) ...

Southern Railway - Tamil Nadu

33464457 supply of r410a refrigerant gas.r410a refrigerant gas.,r410a refrigerant ( combination of difluoromethane ch2f2 and pentafluroethane chf2cf3) colorless liquified refrigerant gas should have melting point of 155 degree centigrade, boiling point off 48 degree centigrade and density of 1.08 gm/cm3. container having 45 kgs of r410a refrigerant with seal and end cap => limited...

Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

33400235 supply , erection and commissioning of 16.5 tr ac package unit supply , erection and commissioning of 16.5 tr ac package unit , supply, erection and commissioning of 16.5tr ac package unit , 16.5 tr ac package unit consists of indoor and outdoor unit including microprocessor unit , 4 pole mcb , refrigerant copper pipe 20mmdia for 16.5 tr ac package unit , refrigerant gas r407c , erection, commissioning of 16.5 tr ac package chiller unit...

Zoological Survey Of India - Tamil Nadu

33199454 tender for the supply and installation of ac go through the tender notice , supply &installation 2.0 tonnage. 5 star rated wall mounted (inverter model), split type air conditioner units with iseer ratio not less than 4.5. rotary compressor and all accessories including standard copper refrigerant pipe (up to 3 meters),pvc drainpipe (up to 3 meters) and control cable between indoor and outdoor units (up to 3 meters) with r32/r410a refrigerant gas, with remote controller.along with 5 kva voltage stabilizer having lv/hv cut off, built in time lag, auto restart facility on restoration of power and suitable for input voltage range of 170 270 v and output 220v±10% providing suitable bracket with vibration pads for outdoor unit.split ac with inverter compressor: variable speed compressor which adjusts power depending on heat load. it is most energy efficient and has lowest noise operation capacity: 2 ton. suitable for large sized rooms (151 sq ft to 200 sq. ft).compressor type high eer twin rotary bldc, copper condenser coil: better cooling and requires low maintenance. special features like dust_filter;air_purifier should be there. cord less remote suitable for operation on 230 volts, 50hz ac single phase etc complete as required. ( condenser coil should be made out of copper tubing only.)...

Tamil Nadu Generation And Distribution Corporation Limited - Tamil Nadu

32992827 16.5 tr ac package unit procurement of 16.5 tr ac package unit with its accessories , 16.5 tr ac package unit with its accessories , 16.5 tr ac package unit consisting of indoor & outdoor unit including microprocessor control panel. , refrigerant copper pipe 20mm dia for 16.5 tr package unit , acoustic lining on duct with 25mm thick fibre glass & 32 kg / cum density, covered with 24g perforated aluminum sheet 0.5mm tk for 16.5 tr ac package unit. , control panel assembly with panel box, indicators, push button and element including switch gear unit with individual isolation facility. , air diffuser for centralized ac plant dia 660mm with screw type regulation. , vibration isolation pad size 300 mm x 300 mm x 25 mm thick. , refrigerant gas r407c ( 45kg per package ) , g.i sheet – 1800 mm length x 900 mm width x 0.63 mm thick , ceramic fibre blanket kaowool blankets super ceramic fiber blanket size 625 mm length x 100mm width x 25mm thick , aluminium packing sheet aluminium ribbed cladding sheet of size 1830 mm length x 920mm width x 1.5 mm thick...

Southern Railway - Tamil Nadu

32932496 supply of refrigerant gas r407crefrigerant gas r407c,refrigerant gas r407c having chemical name difluoro methane penta fluoro ethane 1,1,1,2 tetra fluoro ethane and chemical formula ch2f2/cf3 chf2/cf3 ch2f for use in ac coaches in 52 kgs. net returnable cylinders. only manufacturers or their authorized dealers have to quote and pvc if any to be clearly spelt out with formula based on standard indices. => limited...

Chennai Petroleum Corporation Limited - Tamil Nadu

32812509 supply of refrigerant gas r22 ( in returnable cylinders ) supply of refrigerant gas r22 , refrigerant gas, r22 ( in returnable cylinders ) each cylinder capacity 61 kg , ( i ) in case of igst supplies, the applicable igst ( % ) shall be indicated clearly against sl.no. 14 , ( ii ) in case of cgst & sgst, applicable cgst ( % ) & sgst ( % ) shall be indicated clearly against sl.no. 12 & 13 respectively. => limited...

Southern Railway - Tamil Nadu

32723499 supply of refrigerant gasrefrigerant gas,refrigerant gas r407c having chemical name difluoro methane penta fluoro ethane 1,1,1,2 tetra fluoro ethane and chemical formula ch2f2/cf3 chf2/cf3 ch2f for use in ac coaches in 52 kgs. net returnable cylinders. only manufacturers or their authorized dealers have to quote and pvc if any to be clearly spelt out with formula based on standard indices....

Zoological Survey Of India - Tamil Nadu

32717583 supply, installation, testing and commissioning of 2.0 tonnage air conditioner go through tender notice , supply, installation, testing and commissioning of 2.0 tonnage. 5 star rated wall mounted ( inverter model ) , split type air conditioner units with iseer ratio not less than 4.5. rotary compressor and all accessories including standard copper refrigerant pipe ( up to 3 meters ) pvc drainpipe ( up to 3 meters ) and control cable between indoor and outdoor units ( up to 3 meters ) with r32 / r410a refrigerant gas, with remote controller. along with 5 kva voltage stabilizer having lv / hv cut off, built in time lag, auto restart facility on restoration of power and suitable for input voltage range of 170 270 v and output 220v±10% providing suitable bracket with vibration pads for outdoor unit. plywood charges for mounting ac unit if any, including glass cutting, insulation wool charges. cord less remote suitable for operation on 230 volts, 50hz ac single phase etc complete as required. ( condenser coil should be made out of copper tubing only. ) ...

Southern Railway - Tamil Nadu

32293017 supply of supply of r410a refrigerantsupply of r410a refrigerant,r410a refrigerant (combination of difluromethane ch2f2 and pentafluroethane chf2cf3) colourless liquified refrigerant gas should have melting point of 155 degree centigrade, boiling point off 48 degree centigrade and density of 1.08 gm/cm3. container having 45 kgs of r410a refrigerant with seal and end cap. item not covered under gem....

Southern Railway - Tamil Nadu

31832715 supply of supply of r410a refrigerantsupply of r410a refrigerant,r410a refrigerant (combination of difluromethane ch2f2 and pentafluroethane chf2cf3) colourless liquified refrigerant gas should have melting point of 155 degree centigrade, boiling point off 48 degree centigrade and density of 1.08 gm/cm3. container having 45 kgs of r410a refrigerant with seal and end cap....

Department Of Atomic Energy - Tamil Nadu

31639601 bids are invited for 230v led type indication lamps of green colour. make: schneider, model: xb7ev03mpn (q3) , 230v led type indication lamps of red colour. make: schneider, model: xb7ev04mpn (q3) , 230v led type indication lamps of yellow colour. make: schneider, model: xb7ev05mpn (q3) , 230v led type indication lamps of blue colour. make: schneider, model: xb7ev06mpn (q3) , 230v led type indication lamps of amber colour. make: schneider, model: xb7ev08mpn (q3) , 230v led type indication lamps of white colour. make: schneider, model: xb7ev01mpn(q3) , 25mm dia, 3000mm long copper earth rod withintegrated 200x50x6mm cu plate and 4 set of 10mm brassb (q3) , r410a refrigerant gas of purity 99.9% in latestpressure tested cylinders (q3) , ss316 equal tee union6mm (od) tube x 6mm (od) tube x 6mm (od) tube. pleaserefer annexure 1 (q3) , ss316 male connector 1/2 inchmnpt– 6 mm (od) tube. please refer annexure 1 (q3) ,ss316 male connector 1/4 inch mnpt– 6 mm (od) tube.please refer annexure 1 (q3) , aluminium case electrolytecapacitor (q3) total quantity : 792...

Bharat Heavy Electricals Limited - Tamil Nadu

31541792 supply of refrigerant gas cylinders for air conditioning applications refrigerant gas cylinders for air conditioning applications , r 134a gas filled cylinders , r 404a gas filled cylinders , r 22 gas filled cylinders , r 32 gas filled cylinders...

Department Of Atomic Energy - Tamil Nadu

30738051 bids are invited for r410a refrigerant gas of purity 99.9% in latestpressure tested cylindersauto extension if any seller submits price in last 15 minutes, the rawill be auto extended by 15 minutes. ( for anunlimited time ) total quantity : 220...

Department Of Atomic Energy - Tamil Nadu

30123920 bids are invited for refrigerant gas supply of r134a refrigerant gas ( tetrafluoroethane ), filling of r134a, 62kg. each x 16 cylinder. , three piece welded, 68 litres capacity cylinder with valve manufacturing, testing and supply of three piece welded, 68 litres capacity cylinder with valve and all other specifications as per is:3196(part 2). total quantity : 1...

Department Of Atomic Energy - Tamil Nadu

29941246 bids are invited for rotary compressor for 1 t split ac, refrigerant gas r 22 (q3) , rotary compressor for 1.5 t split ac, refrigerant gas r 22 (q3) , rotary compressor for 1.5 t split ac, refrigerant gas r 410 (q3) , rotary compressor for 2 t splitac, refrigerant gas r 22 (q3) , rotary compressor for 2 tsplit ac, refrigerant gas r 32 (q3) , rotary compressor for2 t split ac, refrigerant gas r 410 (q3) total quantity : 34...

Chennai Petroleum Corporation Limited - Tamil Nadu

29881781 supply of refrigerant gas r407c in returnable cylinders supply of refrigerant gas r407c in returnable cylinders , refrigerant gas, r407c(in returnable cylinders) , (i)in case of igst supplies, the applicable igst(%) shall be indicated clearly against sl.no. 14 , (ii)in case of cgst & sgst, applicable cgst(%) & sgst(%) shall be indicated clearly against sl.no. 12 & 13 respectively. => limited...

Integral Coach Factory - Tamil Nadu

29536139 supply of supply, installation, commissioning & testing of refrigerant compressorsupply, installation, commissioning & testing of refrigerant compressor,supply, installation, commissioning & testing of refrigerant compressoralong with r 407c refrigerant gas to the details as per enclosure....

Southern Railway - Tamil Nadu

28860442 supply of refrigerant gas r 32refrigerant gas r 32,refrigerant gas r 32 ( difluromethene hfc methylene flouridecolourless liquified refrigerant container having 90 kgs r 32 refrigerant with sealand end cap...

Southern Railway - Tamil Nadu

28666606 supply of refrigerated type air dryer 50 cfm capacity of following technical specifications are mentioned below.(i) type of air drier: refrigeration type (ii) operating pressure : 7 13 kg/ cm2 (iii) design pressure: 16 kg/cm2 (iv) max. air inlet temperature: +45 deg. c (v) max. ambient temperature: +40 deg. c (vi) pressure drop: 0.2 to 0.3 kg/cm2 (max) (vii) pressure dew point : + 3 deg. c (viii) atmospheric dew point : 20 deg. c (ix) refrigerant gas : r 134 a. {make: kirloskar (model krd 50) / atlas copco}refrigerated type air dryer 50 cfm capacity of following technical specifications are mentioned below.(i) type of air drier: refrigeration type (ii) operating pressure : 7 13 kg/ cm2 (iii) design pressure: 16 kg/cm2 (iv) max. air inlet temperature: +45 deg. c (v) max. ambient temperature: +40 deg. c (vi) pressure drop: 0.2 to 0.3 kg/cm2 (max) (vii) pressure dew point : + 3 deg. c (viii) atmospheric dew point : 20 deg. c (ix) refrigerant gas : r 134 a. {make: kirloskar (model krd 50) / atlas copco},refrigerated type air dryer 50 cfm capacity of following technical specifications are mentionedbelow. (i) type of air drier: refrigeration type (ii) operating pressure : 7 13 kg/ cm2 (iii) design pressure: 16kg/cm2 (iv) max. air inlet temperature: +45 deg. c (v) max. ambient temperature: +40 deg. c (vi) pressuredrop: 0.2 to 0.3 kg/cm2 (max) (vii) pressure dew point : + 3 deg. c (viii) atmospheric dew point : 20 deg. c(ix) refrigerant gas : r 134 a. {make: kirloskar (model krd 50) / atlas copco} warranty : one year should begiven along with supply of the material....

Southern Railway - Tamil Nadu

28538160 supply of refrigerated type air dryer 50 cfm capacity of following technical specifications are mentioned below. ( i ) type of air drier: refrigeration type ( ii ) operating pressure : 7 13 kg / cm2 ( iii ) design pressure: 16 kg / cm2 ( iv ) max. air inlet temperature: +45 deg. c ( v ) max. ambient temperature: +40 deg. c ( vi ) pressure drop: 0.2 to 0.3 kg / cm2 ( max ) ( vii ) pressure dew point : + 3 deg. c ( viii ) atmospheric dew point : 20 deg. c ( ix ) refrigerant gas : r 134 a. { make: kirloskar ( model krd 50 ) / atlas copco } refrigerated type air dryer 50 cfm capacity of following technical specifications are mentioned below. ( i ) type of air drier: refrigeration type ( ii ) operating pressure : 7 13 kg / cm2 ( iii ) design pressure: 16 kg / cm2 ( iv ) max. air inlet temperature: +45 deg. c ( v ) max. ambient temperature: +40 deg. c ( vi ) pressure drop: 0.2 to 0.3 kg / cm2 ( max ) ( vii ) pressure dew point : + 3 deg. c ( viii ) atmospheric dew point : 20 deg. c ( ix ) refrigerant gas : r 134 a. { make: kirloskar ( model krd 50 ) / atlas copco } , refrigerated type air dryer 50 cfm capacity of following technical specifications are mentioned below. ( i ) type of air drier: refrigeration type ( ii ) operating pressure : 7 13 kg / cm2 ( iii ) design pressure: 16 kg / cm2 ( iv ) max. air inlet temperature: +45 deg. c ( v ) max. ambient temperature: +40 deg. c ( vi ) pressure drop: 0.2 to 0.3 kg / cm2 ( max ) ( vii ) pressure dew point : + 3 deg. c ( viii ) atmospheric dew point : 20 deg. c ( ix ) refrigerant gas : r 134 a. { make: kirloskar ( model krd 50 ) / atlas copco } warranty : one year should be given along with supply of the material....

Southern Railway - Tamil Nadu

28506296 supply of refrigerant gas r407c having chemicalrefrigerant gas r407c having chemical,refrigerant gas r407c having chemical name difluoro methane pentafluoro ethane 1,1,1,2 tetra fluoro ethane and chemical formula ch2f2/cf3 chf2/cf3 ch2f for use in ac coaches in 52 kgs. net returnable cylinders. only manufacturersor their authorized dealers have to quote and pvc if any to be clearly spelt outwith formula based on standard indices.amm/gsd/goc tamil nadu 208.00 kg...

Department Of Atomic Energy - Tamil Nadu

28448170 bids are invited for rotary compressor for 1 ton split ac, refrigerant gas r 22 , rotary compressor for 1.5 ton split ac, refrigerant gas r 22 , rotary compressor for 1.5 ton split ac, refrigerant gas r 410 , rotary compressor for 2 ton split ac, refrigerantgas r 22 , rotary compressor for 2 ton split ac, refrigerantgas r 32 , rotary compressor for 2 ton split ac, refrigerantgas r 410 total quantity : 34...

Southern Railway - Tamil Nadu

28341818 supply of refrigerant gas r 407refrigerant gas r 407,refrigerant gas r 407 c in 52 kgs. nett. returnable cycinders note :eight cyclinder shall besupplied within 10 days and balance eight cyclinder after 4 months and balance eight cyclinders after 8 monthsafter placement po. , refrigerant gas r 407c in 52 kgs. nett. returnable cylinders...

Department Of Atomic Energy - Tamil Nadu

28111864 bids are invited for refilling of empty refrigerant gas cylindersauto extension if any seller submits price in last 15 minutes, the rawill be auto extended by 15 minutes ( a maximum of300 times ) total quantity : 122...

Southern Railway - Tamil Nadu

28058321 supply of new empty refrigerantnew empty refrigerant,new empty refrigerant gas cylinder 68 ltrs. w.c. with valve and guard for r22 / r134 a / r 407 cgas....

Neyveli Lignite Corporation Limited - Tamil Nadu

27579656 supply of items liquid line filter drier 5/8x5/8 suitable for flarenut connection in both ends, length 4, blower motor suitable for 10.0tr package type ac plant as per specifications, refrigerant oil separator for use with r134a refrigerant gas as per the specification furnished. shell od : 102 mm plus or minus 2 mm. shell length : 290 mm plus or minus 20 mm., outdoor unit condenser fan motor suitable for 10tr package type ac plant as per specifications., lp switch suitable for 5.0tr package type ac plant as per specifications, air filter suitable for 5.0tr package type ac plant as per technical factors., outdoor unit air cooled condenser coil with sheet metal parts and fan motor with fan blade suitable for 5.0tr package type ac plant as per technical factor, ...

Chennai Petroleum Corporation Limited - Tamil Nadu

27449211 supply of refrigerant gas , r407c in returnable cylinders , refrigerant gas , r407c , ( i ) in case of igst supplies , the applicable igst ( % ) shall be indicated clearly against sl . no . 14 , ( ii ) in case of cgst & igst , applicable cgst ( % ) & sgst ( % ) shall be indicated clearly against sl . no . 12 & 13 respectively . ...