Latest air conditioning work Tenders | Government air conditioning work Tenders

CTN :45357255

08 Jun, 2026 NA

Jammu - Jammu And Kashmir

Tender For tender for ac system repair & gas refill

CTN :45175841

05 Jun, 2026 NA

Sagar - Madhya Pradesh

Tender For corrigendum : tender for supply of hvac system - hvac system for ss-vadinar ps-1-supply prices , hvac system for ss-somasar ps-1a-supply prices , hvac system for ss-thamna ps-2-supply prices , hvac system for ss-kunli ps-2a-supply prices , hvac system for ss-bewari ps-3-supply prices , hvac system for ss-sandavata ps-3a-supply prices , hvac system for control room ps-1a-supply prices , hvac system for control room ps-2a-supply prices , hvac system for control room ps-3a-supply prices , hvac system for control room (rack room) thamna ps-2-supply prices , split ac for guest house ps-1a-supply prices , split ac for guest house ps-2a-supply prices , split ac for guest house ps-3a-supply prices , hvac system for rack room building-vadinar ps-1-supply prices , split ac for repeater building ip-1a-supply prices , hvac system for thamna admin building-supply prices , hvac system for control room (rack room)- bewari ps-3-supply prices , lumpsum site work charges as per mr for mr item sl. no. 01.0001 , lumpsum site work charges as per mr for mr item sl. no. 01.0002 , lumpsum site work charges as per mr for mr item sl. no. 01.0003 , lumpsum site work charges as per mr for mr item sl. no. 01.0004 , lumpsum site work charges as per mr for mr item sl. no. 01.0005 , lumpsum site work charges as per mr for mr item sl. no. 01.0006 , lumpsum site work charges as per mr for mr item sl. no. 01.0007 , lumpsum site work charges as per mr for mr item sl. no. 01.0008 , lumpsum site work charges as per mr for mr item sl. no. 01.0009 , lumpsum site work charges as per mr for mr item sl. no. 01.0010 , lumpsum site work charges as per mr for mr item sl. no. 01.0011 , lumpsum site work charges as per mr for mr item sl. no. 01.0012 , lumpsum site work charges as per mr for mr item sl. no. 01.0013 , lumpsum site work charges as per mr for mr item sl. no. 01.0014 , lumpsum site work charges as per mr for mr item sl. no. 01.0015 , lumpsum site work charges as per mr for mr item sl. no. 01.0016 , lumpsum site work charges as per mr for mr item sl. no. 01.0017 , total transportation charges for mr item sl. no. 01.0001 , total transportation charges for mr item sl. no. 01.0002 , total transportation charges for mr item sl. no. 01.0003 , total transportation charges for mr item sl. no. 01.0004 , total transportation charges for mr item sl. no. 01.0005 , total transportation charges for mr item sl. no. 01.0006 , total transportation charges for mr item sl. no. 01.0007 , total transportation charges for mr item sl. no. 01.0008 , total transportation charges for mr item sl. no. 01.0009 , total transportation charges for mr item sl. no. 01.0010 , total transportation charges for mr item sl. no. 01.0011 , total transportation charges for mr item sl. no. 01.0012 , total transportation charges for mr item sl. no. 01.0013 , total transportation charges for mr item sl. no. 01.0014 , total transportation charges for mr item sl. no. 01.0015 , total transportation charges for mr item sl. no. 01.0016 , total transportation charges for mr item sl. no. 01.0017 , total comprehensive post warranty annual maintenance contract (cpwamc) charges for 05 years as per mr for mr item sl. no. 01.0001 , total comprehensive post warranty annual maintenance contract (cpwamc) charges for 05 years as per mr for mr item sl. no. 01.0002 , total comprehensive post warranty annual maintenance contract (cpwamc) charges for 05 years as per mr for mr item sl. no. 01.0003 , total comprehensive post warranty annual maintenance contract (cpwamc) charges for 05 years as per mr for mr item sl. no. 01.0004 , total comprehensive post warranty annual maintenance contract (cpwamc) charges for 05 years as per mr for mr item sl. no. 01.0005 , total comprehensive post warranty annual maintenance contract (cpwamc) charges for 05 years as per mr for mr item sl. no. 01.0006 , total comprehensive post warranty annual maintenance contract (cpwamc) charges for 05 years as per mr for mr item sl. no. 01.0007 , total com

CTN :45340402

04 Jun, 2026 NA

Theni - Tamil Nadu

Tender For purchase of non consumable item in hydraulic lab for civil department - bernoullis theorem apparatus(closed circuit)(code e001)bernoulli apparatus flow rate range up to ~20 l/min or more (depending on pump) pump power ~0.5 kw / -1 hp pressure measurement ~0 290 mm to 370 mm wc measuring tank 25 50 l utility 230 v ac, single phase, venturimeter and orifice meter apparatus (closed circuit)(code e002)orifice & mouthpiece apparatus set of orifices: usually 2 sizes (e.g., 8 mm, 10 mm) or more. set of mouthpieces: several l/d ratios (e.g., 10 mm dia with l/d 1, 2.5, 4). sump tank capacity: ~70 100 l. constant head tank: ~20 35 l. measuring tank: ~25 40 l with scale. pump: 0.5 hp monoblock / centrifugal pump (single phase). instrumentation: hook gauge / pointer gauge for head/jet measurement; stopwatch. power supply: 220 230 v ac, single phase., pipe friction apparatus (closed circuit) with all acceeories(code e003)pipe friction apparatus test pipe length ~1 m per pipepipe diameters 12 mm 25 mm (varies)sump tank capacity ~40 l 100 lvolumetric tank ~40 lpressure range (manometer) ~300 500 mm water / mercuryflow rate range 0 60 l/minpump 0.5 hp centrifugal, centrifugal pump testing rig with all accessories(code e004)single speed centrifugal pump testrig (closed circuit) (heavy duty)a. single speed stainless steel centrifugal (mono block) pump set of size 25mm a 1hp, 2880rpm, single phase 50 cycles, 200/220 volts ac electric motor. to discharge about 100lpm at 10 meters head at a single speed of 2880 rpmb. switch and dol starter for the above pump set and an energy meterc. piping system consisting of pipes, valves, and fittings with pressure and vacuum gauges (gi/pvc).fibreglass lined s.s. measuring tank of size 500x500x600mm height provided with a gauge glass, scale and adrainvalve. fibreglasslined s.s. sump of size 1500x500x300 mm height capacity rigid stainless steel frame work compactly fitted with all the above items as a self sufficient package, reciprocating pump testing rig(code e030)reciprocating pump apparatus type of pump single acting reciprocating pumpcylinder bore 50 80 mmstroke length 100 150 mmspeed 30 60 rpmdischarge 5 20 lpmsuction head up to 5 mdelivery head up to 20 mmotor power 0.5 1 hpmotor speed 1440 rpmpower supply 230 v ac, single phasepressure gauge range 0 5 kg/cm vacuum gauge range 0 760 mm hgmeasuring tank capacity 30 50 litersmaterial cast iron pump, ms framedrive belt drive / direct coupling, mouthpiece & orifice setup(code e002 )experiments : to determination of cd, cv, and cc of venturi meter.specificationsventuritype : acrylicsize/dimension : 350mm 350mm 600mmnominal size : 25 mmend connection : gi pipeusage/application : laboratorybody material :stainless steelorifice meterapparatusexperiments : to determination of cd, cv, and cc of orifices meter.specificationspump : hp centrifugal pump.ac motor : hp 230v ac.supply tank : 120 ltrs. made of ms with frp lining.measuring tank : 40 ltrs. made of ms with frp lining and fitted with piezo meter tube & scale.piping &fittings : gi/pvc with necessary valves.fitted with u-manometer with mercury.control panel : 1hp dol starter.digital timer : mcb load and line indicator.

CTN :45346428

15 Jun, 2026 NA

Madurai - Tamil Nadu

Tender For purchase of renewable energy practical equipments - equipments for renewable energy practices:, rc phase shift oscillator oscillator type: rc phase shift oscillator using transistor / op-amp configuration. input supply: 230 v / 50 hz ac with regulated internal dc supply. output frequency range: 100 hz 10 khz adjustable. output: sinusoidal waveform with adjustable amplitude up to 10 vpp. rc network: three-stage rc phase shift network with frequency control arrangement. cro test points: dedicated cro terminals at amplifier output, each rc stage, and final output for waveform and phase-shift observation. protection: over-voltage and short-circuit protection provided. indicators and controls: power on led indication with frequency and gain adjustment controls. accessories: patch cords, circuit diagram, strain guage characteristics kitac mains power supply: 230 v 10%, 50 hz metal foil strain gauge mounted on beam/cantilever. strain measurement under applied load. wheatstone bridge arrangement. signal conditioning and amplification circuit. instrumentation amplifiers with 3 digit display for strain / output voltage. zero and gain adjustment controls. provision for applying calibrated loads. table-top trainer with labelled panel. test points for signal measurement. built-in dc power supplies and wooden closed cabinet. supplied with patch cords, load cell characteristics kit input supply: 230 v / 50 hz ac with regulated internal dc supply. sensor: strain gauge load cell with suitable mounting arrangement. load range: 0 10 kg. display: digital display for load/output indication. cro / test points: test points provided for observing bridge output, amplifier output, and signal conditioning stages. controls: zero adjustment and calibration controls provided. protection: overload and short-circuit protection provided. accessories: loading arrangement, connecting leads., measurement of tank level using rotometer input supply: 230 v / 50 hz ac with regulated internal dc supply. tank arrangement: transparent tank with 30 liters capacity with suitable supporting stand. rotameter range: 0 4000 l/hr calibrated rotameter. flow system: pump, control valves, and piping arrangement provided for continuous flow operation. measurement facility: provision for flow-based tank level measurement and observation. display / observation: calibrated level indication with flow monitoring arrangement. test points: output terminals provided for monitoring sensor/output signals. accessories: connecting tubes., measurement of tank level using displacer type level transmitter input supply: 230 v / 50 hz ac with regulated internal dc supply unit. measurement principle: buoyancy (archimedes principle) using displacer element. tank arrangement: transparent experimental tank with 30 liters capacity and suitable mounting stand. level range: suitable laboratory-scale level measurement (0 100% tank height). sensor system: displacer type level transmitter with continuous level output signal. display unit: digital indicator for level display in percentage / engineering units. output signals: standard analog output (4 20) ma / (0 10) v provided for monitoring. test points: provided for transmitter output, signal conditioning, and display unit verification. controls: zero and span calibration adjustment provided for setting level reference. protection: over-voltage and short-circuit protection for electronic modules. accessories: connecting cables, piping arrangement, loading medium (water), measurement of temperature using pt100 input supply: 230 v / 50 hz ac with regulated internal dc power supply unit. sensor: pt100 resistance temperature detector (rtd) probe with stainless steel sheath. measurement principle: resistance variation of platinum element with temperature. temperature range: 0 c to 150 c (or suitable laboratory range). display unit: digital temperature indicator with direct c display. accuracy: high accuracy with linearized rtd signal conditioning circuit. sign

CTN :45346446

11 Jun, 2026 NA

Tuticorin - Tamil Nadu

Tender For purchase of lab equipments for res dept - purchase of lab equipments for res dept, rc phase shift oscillator (iemcode:o001)specifications: oscillator type: rc phase shift oscillator using transistor / op-amp configuration. input supply: 230 v / 50 hz ac with regulated internal dc supply. output frequency range: 100 hz 10 khz adjustable. output: sinusoidal waveform with adjustable amplitude up to 10 vpp. rc network: three-stage rc phase shift network with frequency control arrangement. cro test points: dedicated cro terminals at amplifier output, each rc stage, and final output for waveform and phase-shift observation. protection: over-voltage and short-circuit protection provided. indicators and controls: power on led indication with frequency and gain adjustment controls. accessories: patch cords, circuit diagram., strain guage characteristi cs kit(iemcode:o002)specifications: ac mains power supply: 230 v 10%, 50 hz metal foil strain gauge mounted on beam/cantilever. strain measurement under applied load. wheatstone bridge arrangement. signal conditioning and amplification circuit. instrumentation amplifiers with 3 digit display for strain / output voltage. zero and gain adjustment controls. provision for applying calibrated loads. no rs.10,000 2 table-top trainer with labelled panel. test points for signal measurement. built-in dc power supplies and wooden closed cabinet. supplied with patch cords, load cell characteristi cs kit(item code: o003)specifications:input supply: 230 v / 50 hz ac with regulated internal dc supply. sensor: strain gauge load cell with suitable mounting arrangement. load range: 0 10 kg. display: digital display for load/output indication. cro / test points: test points provided for observing bridge output, amplifier output, and signal conditioning stages. controls: zero adjustment and calibration controls provided. protection: overload and short-circuit protection provided. accessories: loading arrangement, connecting leads., measurement of tank level using rotometer(item code: o004)specifications: input supply: 230 v / 50 hz ac withregulated internal dc supply. tank arrangement: transparent tank with 30 liters capacity with suitable supporting stand. rotameter range: 0 4000 l/hr calibrated rotameter. flow system: pump, control valves, and piping arrangement provided for continuous flow operation measurement facility: provision for flow-based tank level measurement and observation. display / observation: calibrated level indication with flow monitoring arrangement. test points: output terminals provided for monitoring sensor/output signals. accessories: connecting tubes., measurement of tank level using displacer type level transmitter(item code: o005)specifications: input supply: 230 v / 50 hz acwith regulated internal dcsupply unit. measurement principle:buoyancy(archimedesprinciple) using displacerelement tank arrangement: transparent experimental tank with 30 liters capacity and suitable mounting stand. level range: suitable laboratory-scale level measurement (0 100% tank height). sensor system: displacer type level transmitter with continuous level output signal. display unit: digital indicator for level display in percentage / engineering units. output signals: standard analog output (4 20) ma / (0 10) v provided for monitoring. test points: provided for transmitter output, signal conditioning, and display unit verification. controls: zero and span calibration adjustment provided for setting level reference. protection: over-voltage and short-circuit protection for electronic modules. accessories: connecting cables, piping arrangement, loading medium (water), measurement oftemperature using pt100(item code: o006a)specifications: input supply: 230 v / 50 hz ac with regulated internal dc power supply unit. sensor: pt100 resistance temperature detector (rtd) probe with stainless steel sheath measurement principle: resistance variation of platinum element with temperature. temperature range: 0 c to

CTN :45346460

04 Jun, 2026 NA

Vellore - Tamil Nadu

Tender For supply of eee lab items dept use - three phase transformer rating: 3 kva input voltage: 415 v ac, 3-phase output voltage: 230 v ac, 3-phase frequency: 50 hz winding material: copper wound insulation class: class b or higher duty: continuous duty suitable for laboratory usebench/floor mounted suitable for laboratory operation all winding terminals shall be brought out to insulated terminals and enclosed within a protective outer cover for safe laboratory operation , dc stepper motor driver kit with stepper motorinput supply : 230 v ac, 50 hz stepper motor : permanent magnet / hybrid type with suitable driver circuits. motor operating voltage : 12 24 v dc variable speed control forward and reverse direction control full step and half step operation manual / automatic pulse generation facility built-in regulated dc power supply led indication for phase sequence and status test points provided for waveform observation start / stop control switches to be provided overload and short circuit protection to be provided mounted on compact powder coated cabinet with printed circuit diagram proper insulated terminals and interconnecting leads to be provided patch chords for interconnection. , dc servo motor driver kit with servo motorinput voltage 12 - 24v, dc, 5a, 10-60rpminput supply : 230 v ac, 50 hz servo motor type : dc servo motor with feedback arrangement motor operating voltage : 12 24 v dc controller type : microcontroller based servo drive controller speed control : variable speed control to be provided position control : angular position control facility to be provided direction control : forward and reverse operation feedback device : encoder / potentiometer based feedback system built-in regulated dc power supply led indications for power and status test points to be provided for signal observation and analysis start / stop control switches provided overload and short circuit protection to be provided mounted on powder coated cabinet with printed circuit diagram proper insulated terminals and interconnecting leads to be provided , three phase resistive loadrating: 5.25 kw supply: 415 v ac, 3-phase, 50 hz total number of load steps: 6 main switch to be provided approximate dimensions: 18 18 22 inches (l b h) comprising special cement-insulated electrical load resistors mounted on powder-coated ms panel/enclosure individual on/off rotary switches for load selection mounted on rubber wheels/casters for portability suitable for laboratory load testing applications proper insulation, ventilation, and earthing arrangement to be provided , single phase induction motor with load arrangement 5hp ,230v, 1400 rpmsingle phase, 2hp,230v,1440 rpm with dol starter loading arrangement and electrical workbench mechanical rope with aluminum brake drum loading with adjustable wheels - 2 no s 0-50 kg spring balance - 2 no s electrical panel board with workbench -cupboard with door. panel board- with proper internal wiring& terminals insulated necessary symbols of motor and starter, fuse, supply indicators to be provided and printed on panel board -digital rpm indicator with proximity sensor to be provided -required number of digital ammeter , three phase synchronous motor with electrical workbench 3-phase synchronous motor with electrical workbench and loading arrangement , rating: 5 hp voltage: 440 v ac, 50 hz speed: 1500 rpm (synchronous speed), induction start using damper winding, suitable starter panel, dc supply (0 220 v dc adjustable (variable dc control) within the panel),and necessary workbench electrical panel board with workbench -cupboard with door. panel board- with proper internal wiring& terminals insulated necessary symbols of motor , starter, exciter, fuse, supply indicators to be provided and printed on panel board -digital rpm indicator with proximity sensor to be provided -required number of digital ammeters and voltmeters for motor to be provided on panel board. , synchronizing panelthree phase, 415v, 15a synchronizi

CTN :45351357

04 Jun, 2026 NA

Pudukkottai - Tamil Nadu

Tender For supply of lab equipments - purchase of lab equipments, acidity test kitspecifications:ethyl alcohol sodium carbonate solution universal indicator solution laboratory-grade test tubes droppers colour comparison chart for test result comparison chemicals supplied in labelled containers with safety instructions suitable for laboratory educational and testing applications, single phase resistive loadspecifications:type: single phase loading rheostat power rating: 5 kw supply: 230 v ac, single phase, 50 hz total number of load steps: 8 approximate dimensions: 18 18 22 inches (l b h) comprising electrical load resistors suitable for laboratory loading applications resistors shall be special cement-insulated type mounted on powder-coated ms panel/enclosure individual on/off rotary switches provided for load selection mounted on rubber wheels/casters for portability, three phase resistive load specifications:rating: 5.25 kw supply: 415 v ac, 3-phase, 50 hz total number of load steps: 6 main switch to be provided approximate dimensions: 18 18 22 inches (l b h) comprising special cement-insulated electrical load resistors mounted on powder-coated ms panel/enclosure individual on/off rotary switches for load selection mounted on rubber wheels/casters for portability suitable for laboratory load testing applications proper insulation, ventilation, and earthing arrangement to be provided, three phase capacitor bank specifications: 3-phase capacitor bank rating: 2 kvar voltage: 440 v ac frequency: 50 hz heavy duty self-healing capacitor units powder coated ms enclosure compact panel mounted/floor mounted construction proper ventilation arrangement to be provided capacitor duty contactor/switch to be provided fuse/mcb protection to be provided discharge resistors to be provided for safety proper earthing arrangement provided, 3 phase auto transformer starter specifications: 3-phase variable autotransformer input: 415 v output: 0 470 v ac (continuous) current: 15 a copper wound, carbon brush type heavy duty toroidal/core construction mounted in powder coated ms/crca enclosure front panel mounted voltage control knob with scale indication proper insulated terminals provided floor/bench mounted type suitable for laboratory use input / output terminal arrangement provided mcb/fuse protection provided proper earthing terminal provided ventilation arrangement for heat dissipation, 3 floor lift interfacing model specifications: type: table-top lift model floors: 3 levels structure: transparent acrylic / ms frame cabin: moving lift car with guide rails drive: dc geared motor / stepper motor motion: up/down movement, floor indication leds (1, 2, 3) direction indicators (up/down), start & stop atevery stage, over load limit control three-floor lift operation plc interfacing and programming floor selection logic automatic stopping at floors direction indication system educational demonstration of elevator automation, mcb elcb trainer kit specifications: 1 phase/3 phase, 2/3/4 pole, 3a-16a single pole mcb 2-5amps two pole elcb 30ma lamp load single phase 5amps panel enclosure and terminal outlets, signal generator specifications: frequency range: 0.1 hz to 5 mhz. display: 4 to 6 digit led display output waveforms: sine, triangle, square, pulse, ramp. amplitude: 0 20 vp-p. rise time: 100 ns. distortion, dso specifications: bandwidth: 50 - 100 mhz. sampling rate: 1gs/s. channels: 2 (minimum) power supply: 100v 240v ac, 50-60 hz automatic measurement: vpp, vavg,rms, frequency, period, vmax, vmin, rise time, fall time, + width, - width, +duty, - duty etc., horizontal scale: 5 ns/div 50 s/div or equivalent vertical resolution: 8 bits (2 channels simultaneously) vertical sensitivity: 1 mv/div 10 v/div (at input) waveform math: +, -, x , , invert, fft etc., waveform storage: 16 waveforms or equivalent communication interface: usb host, usb interface. 7-inch color display or equivalent input impedance - 1 m 2%, // 20 pf 2 passive probes (1x/10x), pwm based

CTN :45351359

04 Jun, 2026 NA

Pudukkottai - Tamil Nadu

Tender For supply of lab equipments - purchase of lab equipments, four stroke petrol engine test rig specifications: single cylinder, 4-stroke spark ignition, petrol engine. air cooled rope brake arrangement with spring balance for loading . speed :1500 3500rpm power 3 hp. panel board for measuring speed with power supply and tacho generator setup, burette with tank assembly. load test test rig kit . heavy-duty fabricated ms base frame anti-vibration mounting arrangement powder-coated / painted finish , saybolt viscometer apparatus specifications: glass type: high-quality borosilicate glass tube. control type: manual energy regulator control. shape: rectangular bath with cylindrical test chamber. temperature range: ambient to 240 c oil bath temperature. humidity: up to 80% rh (non-condensing). power supply: 230 v ac, 50 hz. measuring range: 32 to 1000 sus(saybolt universal seconds). accuracy: as per astm d-88( 0.2 seconds). mounting type:benchtop. capacity:one cup(approximately 60 ml). control mode:manual operation. port size:standard orifice sizeas per astmd-88. features:oil bath with heater, thermoregulator, insulated outer body, orifice, receiver flask., cleveland open cup (coc) apparatus specifications: standard compliance: astm d92 / is 1448 (part 69) test method: open cup flash and fire point determination test cup: brass, precision machined with heat resistant handle heater: electric heater (1000 w 10% nickel chromium) with variable control heating rate: 5 c per minute (as per standard) temperature range: (-6 to 400) c thermometer: astm 11c or equivalent flame applicator: gas test flame with fine control valve body: stainless steel housing display: analog / digital temperature indicator power supply: 230v ac, 50 hz safety: overheat protection heat insulation, pensky-martens closed cup apparatus specifications: standard compliance: astm d93 / is 1448 (part 21) type: pensky-martens closed cup (motorized, digital type preferred) test cup: brass cup diameter: 50.7 50.8 mm capacity: minimum 70 ml stirring system: heater: electric heater 650 w 10% heating rate: 1 12 c/min adjustable ignition: pilot flame with automatic shutter mechanism temperature measurement: thermometer or digital sensor(ip-28c or astm) digital temperature display power supply: 230v ac, 50 hz safety: over-temperature cut-off flame safety control

CTN :45346270

17 Jun, 2026 NA

Mumbai - Maharashtra

Tender For tender for supply of valve screw down 32 mm dia , gate valve 125mm , gate valve 200mm , gate valve 65mm for ac chilled water system , gate valve 80mm , valve 65mm sdnr for sea water , gate valve 32mm dia

CTN :45356766

08 Jun, 2026 NA

Dehradun - Uttarakhand

Tender For supply of system protection valve , fuel shut off solenoid , main relay , starter solenoid switch , oil filter , fuel filter , ac filter , air filter , door regulator lh , door regulator rh , tie rod end steering , switch assy reverse , tank coolant vehicular , distributer head

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