Latest compressed air system Tenders | Government compressed air system Tenders

CTN :42485513

11 Nov, 2025 NA

Madurai - Tamil Nadu

Tender For supply of lab equipments for mechanical department - lab equipments, recirculating type air conditioning systemspecification:1. type - recirculating duct vapour compression refrigeration system.2. compressor - 1 ton hermatically sealed.3. condenser air cooled fined tube condenser with axial fan.4. evapourator and cooling coil with recirculating duct arrangement.5. expansion device capillary tube.6. refrigerant r-227.. air flow measurement - anemometer and sling psychrometer 8. electrical measurement - digital voltmeter, digital ammeter and energy meter.9. power supply 230 v ac, single phase, 50 hz10. fresh air duct with damper - 300 x 300 x 750 mm, air conditioned space 900 x 450 x 1200 mm., vapour compression refrigeration with alternative open and close expansion valve (automatic, capillary, thermostatic)specification: 1. compressor - hermatically sealed 2. condenser - air cooled finned tube 3. expansion valve; alternative type ( automatic capillary, thermostatic expansion valve)4. power supply - 230 v ac, single phase, 50 hz5. temperature indicator 4 digital and 6 channel.

Central Government And Public Sector

CTN :42360027

15 Nov, 2025 NA

Chittorgarh - Rajasthan

Tender For corrigendum : tender for supply of led indicators for ryb phase 220 v , 22 , mcb / isolators at mains 3 phase 440 v ac 10a , transformer 415/220 ac 45 va , led indicators 220 v , rtd 3 wire pt100 for evaporator pt100 rtd (platinum resistance temperature detector) temperature range -20 degc to +850 degc (+328 deg f to +1562 deg f) , rtd 3 wire pt100 for h2 in or out pt100 rtd (platinum resistance temperature detector) temperature range -20 degc to +850 degc(+328 deg f to +1562 deg f) , cyclic timer (220v ac , setting at 2 hr. on-0.5 hr off) , auto/manual selector dpdt , 6a , 220v ac) allows switching between automatic and manual control modes. , toggle switch auto manual selector & on/off , remote /control card with ac to dc convertor (220v ac to 24v dc) , digital temprature indicator (3.5 digit to 0-99.9 deg rtd class b pt 100 3 wire rtd as sensor) , digital temprature controller with delay timer (3.5 digit 0-10 deg adjustable , dual set point with 10 deg hysterisis and 2 set points , time delay adjustable 0-100 sec sensor 3 wire rtd) , voltmeter (300v , 72x72) , amp. meter (ammeter 0-10a , 72x72) , contactor for compressor (coil 220v 50 hz) , contactor for motor (coil220 v 50 hz) , over load relay for compressor 3 phase , 440v ac) , over load relay for motor (3 phase , 440 v ac) , compressor (3 phase , 440 v 4360 kcal/hr) , fan motor 3 phase , 440v flame proof 0.5 hp is2148 , fan blade (15 inch) typically features aerodynamically designed blades for efficient air moement and reduced noise. , condensor (4 row 16x18 , 3/8 copper with copper with al fins ) , freon receiver (1.5 ton , steel fabricated with copper connection) , freon drier filter (3/8 dcld63) , accumulator (1.5 ton , steel fabricated with copper connection) , hand shut off valve1/2 inch (brass body with ss pin) , hand shut of valve 1/4 inch (brass body with ss pin) , hand shut off valve 3/8 brass body with ss pin) , pressure guage 500 psi (350 psi operation value 20 psi to 35psi) , pressure guage 500 psi (500 psi operation value 200 psi to 70 psi) , water collection chamer ss 316 (fabricated complete in stainless steel , including 2 nos of ss drain valve & complete ss drain line nb20 from evaporator recommended by the oem 0 chance of break and escape of hydrogen. , capillary (0.64 copper tube with stainer) , drain valve (dn15 , cs body ss ball , teflon seat) , hp/lp pressure switch (kf -15/mp-15 , low set point at 5 psi and high set point at 350 psi) , complete precooler in (ss316) with inbuilt copper bundle , end plates and flanges , complete evaporator in (ss316) with spiral form cooling coil ( only with 4 joints instead of 104) , h2 interconnections ss316 welded with 4 flanges , spiral form cooling coil only for evaporator (only with 4 joints instead of 104) , refrigerant gas (r-407) (8 kg) in cylinder , gaskets (1 set) (neoprene) made from high-quality rubber of silicone) , flare nuts (1 set) refrigeration brass flare nuts , designed to fit standard refrigeration tubing sizes and flare fittings. , thermostatic expansion valve 3by8 function regulates the flow of refrigerant into the evaporator coil based on temperature and pressure conditions. , theromowell in ss316 250 mm , solenoid valve 3by8 flare fitting

CTN :42669460

13 Nov, 2025 NA

Liluah - West Bengal

Tender For supply of hermatically sealed scroll compressor for rmpu ac coaches suitable for r-407c refrigerant gas, operating voltage 415v ac, 3 phase, 50 hz, compatible with emerson climate model no. zr 61 kce tfd 522, conforming to rdso specification no. rdso/pe/specac/0061-2005(rev-1). [ warranty period: 30 months after the date of delivery ]

CTN :42605910

26 Nov, 2025 NA

Khammam-T - Telangana

Tender For supply of scroll compressor - scroll compressor make danfoss model no sz148t4vc for o18 10tr compressor volatge 380 to 415v 3 pahse 50 hz ip 54 refrigerant r 404 a max operating currnt 29 a , hermitic filter drier model no 023z0051 make danfoss refrigerant r 404 a for 10tr , scroll compressor make danfoss model no sz185s4rc for o18 11tr compressor volatge 380 to 415 v 3 pahse 50 hz ip 54 refrigerant r 407 c max operating currnt 35 a , danfoss make hermitic filter drier model no 023z0014 inlet and outlet 5 by 8 inches refrigerant r 407 c for 11 tr , solenoid coil model no 018f6251 make danfoss electrical connection cable supply voltage v ac 220 to 230 frequency hz 50 hz enclosure rating ip ip67 , danfoss 160p mineral lubricant oil , filter drier core dcr 023u4381 make danfoss product type dc gasket included yes for 11tr

CTN :42122185

13 Nov, 2025 NA

Bathinda - Punjab

Tender For corrigendum : supply of xylometazoline hcl 0 point05 w v nasal solution pa - single plate clutch , multi plate clutch unit , centrifugal cluth unit , cutsection of synchromesh gear box , complete propeller shaft , cutsection of differential assembly , model of hydraulic brake system , ackerman steering gear mechanism , davison steering gear mechanism , model of rack and pinion steering gear , model of power steering gear or recirculating type worm and wheel , model of ac pump , model of su pump , lead acid battery , wheel balancing machine , automobile electric system , brake master cylinder , sliding mesh gear box , cut section model of 4 cylinder 4 stroke petrol engine , ac induction motor with vfd for motorizing already existing models in lab , hydrometer , diesel fuel supply system , abs system trainer , transparent truck clutch structure model , electric vehicle kit , venturimeter and orificemeter apparatus , pelton turbine model , francis turbine model , pressure measuring bench , hydraulic system trainer kit , pneumatic system trainer kit , pelton wheel turbine test rig , francis turbine test rig , bench grinding machine , digital pyrometer , metallurgical microscope , polishing machine , heat treatement furnace or muffle surface , spark test apparatus , metallurgical cut off machine , standard prepared readymade samples or specimen with photographs , rockwell cum brinell hardness tester , simple jib crane apparatus , simply supported beam apparatus , worm and worm wheel apparatus or single start , winch crab single purchase apparatus , apparatus for determining centre of gravity of regular and irregular lamina , digital vernier callipar , digital micrometer , height gauge , go-no go thread plug gauge , go-nogo snap gauge , go-nogo ring gauge , cylinder rollers and spherical balls , slip gauges set , surface roughness tester , vernier bevel protractor , magnetic v block , dial indicator with stand , cylindrical bore gauge , screw thread micrometer , sine bar , feeler gauge , wire gauge , radius gauge , comparator stand , angle plate , mechanical comparator with stand , clinometer , gear tooth vernier , metallic try square , meteric thread pitch gauge , electronic weighing machine , digital tachometer , tool kit , ampere meter , pressure gauge , compound gauge , ring spanner set , thermometer with case , swaging tool set , voltmeter , valve key , leak detector to detect cfc and hfcs , thermostatic switch, lp or hp cut out, overload protector, filters , model of refrigeration cycle , model of window air conditioner , refrigeration cycle testing rig , digital anemometer , gas charging kit , model of open type refrigerant compressor , split ac test rig , actual cut section model of screw compressor , actual cut section model of rotary compressor , vapour absorption refrigeration test rig , vaccum pump , ice plant trainer , sling psychrometer , thermocouple , infrared thermometer , models of safety valve, blow off cock, steam stop valve, feed check valve , model of air compressor , model of lancashire boiler , model of nestler boiler , actual cut section model of 2 stroke single cylinder petrol engine , actual cut section model of four stroke single cylinder diesel engine , model of solex carburettor , model of amal carburettor , model of ignition system of an automobile , model of water cooling system of an automobile , model of lubrication system of i.c. engine , mpfi, four stroke three cylinder petrol engine test rig with electrical dynamometer , model of mpfi system , model of crdi system , impact //bid details 2 / 97 testing machine or charpy and izod , digital torsion testing machine //bid details 3 / 97

corporations/Associations/Others

CTN :42602958

14 Nov, 2025 NA

Aluva - Kerala

Tender For corrigendum : auction sale of air compressor screw type model - bsd72- working condition,scrap air dryer refrigerant type model - te142- non working condition

Central Government/Public Sector

CTN :42378464

11 Nov, 2025 NA

Noida - Uttar Pradesh

Tender For corrigendum : compressed air system for 1x800 mw sipat tpp, stage-iii-

Central Government/Public Sector

CTN :42565294

24 Nov, 2025 NA

Srinagar - Jammu And Kashmir

Tender For supply of sitc of compressor for split wall mount ac 2tr , sitc of pcb for cassette type ac indoor , sitc of pcb for cassette type ac outdoor , sitc of of pcb for split wall mount ac 2 tr indoor unit , sitc of of pcb for split wall mount ac 2 tr outdoor unit , sitc of of pcb for split wall mount ac 1.5 tr indoor unit , sitc of of pcb for split wall mount ac 1.5 tr outdoor unit , sitc of refrigerant gas cylinder r410 a , sitc of refrigerant gas cylinder r22 , sitc of refrigerant gas cylinder r32 , sitc of refrigerant gas cylinder nitrogen , sitc of ms support stand , sitc of 6 kva single phase automatic voltage stabiliser , sitc of of refrigerant copper piping 15.9mm , sitc of of refrigerant copper piping 12.7mm , sitc of of refrigerant copper piping 9.5mm , sitc of of refrigerant copper piping 6.4mm , sitc of heavy duty pvc drain pipe ) /bid number : gem/2025/b/6830842 * /dated: 03-11-2025 & & / bid document 1 / 20

Central Government/Public Sector

CTN :42589678

02 Dec, 2025 NA

Multi City - Multi State

Tender For supply of hermetically sealed scroll type compressor, suitable for r-407c refrigerant gas, working on 3-phase, 415v ac, 50 hz, suitable for use in lhb-type rmpu ac coaches, conforming to rdso specification no. rdso/pe/spec/ac/0061/2005 (rev-1).accepted make & model no:- rdso approved model no. zr 61kce tfd 522 of copeland make & model no. mlz038t4 of danfoss make or any other rdso approved make.

Central Government And Public Sector

CTN :42563051

12 Nov, 2025 NA

Bongaigaon - Assam

Tender For supply, installation and testing of 1.5 ton ac ,5-star bee rating inverter type ac, copper winding condensor and evaporator, rotary type single phase, 50hz, 230v compressor, split ac, eco friendly refrigerant with remote, outdoor unit mounting stand and minimum 3 meter as per requirement length of copper pipe and suitable connecting electrical cable. make-godrej/blue star /voltas.

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