Latest air pressure switch Tenders | Government air pressure switch Tenders

State Government

CTN :39984717

18 Apr, 2025 NA

Calcutta - West Bengal

Tender For supply of following items for setting up measurement and instrumentation lab for 4 year b.tech in electrical engineering curriculum and application for university of calcutta. - experimental set-up for calibration of a wattmeter using dc potentiometer with following features/items:regulated power supply 2 volts, 100 ma to operate the potentiometer.calibrated electronic standard cell voltage 1.0186 volts.regulated power supply 0-5 volts/0.5 amps with milliammeter 0- 500ma for current coil of wattmeter.regulated high voltage power supply 0-250 dc volts with voltmeter 0-250 volts for pressure coil of wattmeter.a panel mounting wattmeter 0-125 watt is required to perform the experimentgalvanometer for null balance.a volt ratio box for measurement of higher voltage.complete circuit diagram with wattmeter connections to be provided on the front panel of the instrument.with standard accessories, experimental set-up for low resistance measurement using kelvin s double bridge with following features:range: 0.2 micro ohm to 11 ohms, with an accuracy of 0.05 %required accessories:spot reflecting galvanometer. dc source 10 a with one analog current meter. attachment of 1 meter length.brass clamp with terminals for zero setting. with standard accessories, experimental set up for unknown capacitance measurement using de-sauty s bridge with following specifications:source: sine wave signal of 1khz. the amplitude of ac switch indicating lamp is provided on the bakelite board. two sockets are to be provided for the output of ac signals.detector: for detecting small ac signals in the output, null detector is required as in-built with digital display.circuit diagram:the circuit layout on the board is to be provided out to facilitate convenient working. 4 or 5 mm socket required for making connection. features:r2 --- three decade resistance dials having value 10 1000, 10 100 and 10 10 ohmsr1 ---- single decade resistance dial having value 10 100 ohmsc1 ---- unknown capacitor.c2 ---- two fixed standard capacitors having value 0.01mfd 0.1mfd (loss free)with standard accessories, experimental set-up for calibration of a 1-phase watt-hour meter with following scopes: to adjust & calibrate a single-phase energy meter by direct loading method to adjust & calibrate a single-phase energy meter by comparing with a sub-standard meterspecifications: static energy meter single phase: under test (local) duly mounted, wired and terminated static energy meter single phase: sub-standard meter (isi mark) duly mounted, wired and terminated voltmeter: moving iron ac portable of class 1.0 accuracy and range 0 - 300 v ac ammeter: moving iron ac portable of class 1.0 accuracy and range 0 - 10 a ac wattmeter: dynamometer type ac single phase, multi-range with current coil 5 / 10 amp and potential coil 75 / 150 / 300 v ac variac: variable voltage transformer (portable table / floor mounting type with enclosure) input: 230v ac and output: 0 270v / 8 amp ac variable load: made up of 3 load resistors of 70 ohms / 700 w each duly mounted and connected / terminated to form different loads (35 to 210 ohms) as per external connections digital stop clock: portable with start / stop & reset operation set of necessary 4 mm spring loaded patch cords for interconnections detailed instruction manual supply to be connected: 230v, 1phase, 50 hz, ac mains, experimental set-up for calibration of a 3-phase watt hour meter with following specifications: to adjust & calibrate a three-phase energy meter by direct loading method to adjust & calibrate a three-phase energy meter by comparing with a sub-standard meterspecifications:static energy meter three phase: under test (local) duly mounted, wired and terminatedstatic energy meter three phase: sub-standard meter (isi mark) duly mounted, wired and terminatedvoltmeter: moving iron ac portable of class 1.0 accuracy and range 0 - 300 v acammeter: moving iron ac portable of class 1.0 accuracy and range 0 - 10 a acwattmeter:

CTN :40004753

26 Apr, 2025 NA

Kolkata - West Bengal

Tender For custom bid for services - construction of hybrid vessel 200 passenger electric ferry-supply for grse: a) propulsion motor 50 kw 2 nos. (siemens), b) dc switch boards- 2 nos. (siemens), c) transformer 500 v to 415 v ac- 2 nos. (siemens), d) transformer 415 v to 230 v ac- 2 nos (siemens), e) 415 v main sw board- 1 no (siemens), f) 415 v emergency sw board 1 no (siemens), g) 230 v main sw board- 1 no (siemens), h) 230 v emergency sw board- 1 no (siemens), i) power dbs for eqpt except steering gear, stern gear, ventilation fan, co2, system, anchor (siemens), j) ems system 2 nos. (siemens), k) solar inverter + solar plate -1 (siemens), l) nlcp panel & battery (siemens), m) battery & bms- 1 set (siemens), n) start & stop buttons (siemens), o) charging station equipment (siemens), p) aluminium plates and extrusions, q) detail design with model test report.

CTN :40001073

26 Jun, 2025 NA

Delhi - Delhi

Tender For procurement of spares for su-30 mki aircraft - battery assy (elm-0310h), launcher p-72 safety pin, shear element, mbd-3 safety pin mechanical, strap, ndb antenna, safety line, sear element of the start switch cover, shear element, protective apron, casing, special sarfind nato socket to 3.5 jack adopter lead, spectro photo meter, screened enclouser type sartech fc2, eps, shear element, presure pump with gauge, pcb, pcb, shear shaft, outlet union from rk, main processor unit, graphic controller unit, mode selector s/w, seat travel sensor (dkh470-1070), tester for air flow indicator, motor unit assembly

State Government

CTN :39704286

22 Apr, 2025 NA

Murshidabad - West Bengal

Tender For corrigendum : supply of essential items for water supply department at the office of kandi municipality. - water supply items at kandi municipality, condensor for 1 hp submersible pump, condensor for 2 hp submersible pump, bi metalic thermal o/l relay 13a-19a with mounting kit, magnet coil for 1 hp submersible pump, magnet coil for 2 hp submersible pump, mcb dp (20a), normal push button switch 10a (red/green), power contactor, 3p (main) with 1 no. aux, coil set for 1 hp submersible pump, coil set for 2 hp submersible pump, preventer for 1 hp submersible pump, preventer for 2 hp submersible pump, cable 6 sqmm cu, power contactor 3p for start cap, supply and delivery of clear water vertical wet type submersible pump suitable for bore well conforming to is : 8034 ( and as amended thereaiter ) with standard moc for potable clear cold water and bee 3 star rated capable of discharging noted m3/h. against head of water column. the pump shall be directly coupled with a continuous rated2- pole suitable wet type vertical squinel cage induction motor. conforming to is : 9283 (and as amended thereafter ), suitable for operation in a-c single phases, 220v,50hz (category b motor),minimum bore well dia 100 mm, hp-2, no of stage-40 , head in mtr. -170, discharge(q) in m3/hr-1.1, nrv size in mm-32, supply and delivery of clear water vertical wet type submersible pump suitable for bore well conforming to is : 8034 ( and as amended thereaiter ) with standard moc for potable clear cold water and bee 3 star rated capable of discharging noted m3/h. against head of water column. the pump shall be directly coupled with a continuous rated2- pole suitable wet type vertical squinel cage induction motor. conforming to is : 9283 (and as amended thereafter ), suitable for operation in a-c single phases220v,50hz (category b motor) minimum bore well dia 100 mm, hp-1, no of stage-40 , head in mtr. -170, discharge(q) in m3/hr-1.1, nrv size in mm-32 , new motor (2 hp), new motor (1 hp), charges of motor winding for 1 hp submersible pump, charges of lowering & lifting pump for 2 hp submersible pump, pump repairing charges for 1 hp, 2 hp submersible pump, pump repairing charges for 2 hp submersible pump, volt meter 96 sqmm digital (0-300v), amp. meter 96 sqmm digital (0-60a), labour:- labour for fitting , fixing & commissioning the submersible pump (each set for 1 hp), labour:- labour for fitting , fixing & commissioning the submersible pump (each set for 2 hp), pvc pipes 25 mm. dia, pvc socket 25 mm. dia, elbow 25mm. dia, tee 25 mm dia, ball valve 25 mm dia, 1" mpa, 1" fta, 3" pvc pipe, 3" pvc elbow, 3" pvc socket, 3" pvc tee, 3" pvc ball valve, 1.5" pvc pipe, 1.5" pvc elbow, 1.5" pvc socket, 1.5" pvc tee, 1.5" pvc ball valve, 1.5" mpa, 1.5" fta, 3/4 pvc pipe, 3/4 pvc elbow, 3/4 pvc socket, 3/4 pvc tee, 3/4 pvc ball valve, 3/4 mpa, 3/4 fta, 3/4 1/2 brass elbow, 3/4 1/2 brass socket, 3/4 1/2 brass tee, 1/2" pvc pipe, 1/2" pvc elbow, 1/2"pvc socket, 1/2" pvc tee, 1/2" pvc ball valve, 1/2"mpa, 1/2" fta, 1/2" brass elbow, 1/2" brass socket, 1/2" brass tee, 1/2" pvc call, 1/2" pillar cock (basin), stand basin, pvc tank (750 ltr), pvc tank (1000 ltr), trunk joint, pvc starter box, labour for fitting and fixing 25mm. dia pvc pipes for above ground work i/c. cost of jonting materials etc. fitting and fixing all necessary specials , cutting pipes, making threads cutting holes in walls of r.c. floor, 4" g.i. pipe, 4" g.i. elbow, 4" g.i. socket, 4" g.i. tee, 4" g.i. switch valve, 3" g.i. pipe, 3" g.i. elbow, 3" g.i. socket, 3" g.i. tee, 3" g.i. switch valve, 3" df bend, 3" dt joint, 3" coupling, 3" flantch, 1 1/2" g.i. pipe, 1 1/2" g.i. elbow, 1 1/2" g.i. socket, 1 1/2" g.i. tee, 1 1/2" g.i. ball valve brass, 1 1/2" union, 1" g.i. pipe, 1" g.i. elbow, 1" g.i. socket, 1" g.i. tee, 1" g.i. ball valve brass, 1" union, 3/4 g.i. pipe, 3/4 g.i. elbow, 3/4 g.i. socket, 3/4 g.i. tee, 3/4 g.i. ball valve brass, 3/4 union, 1/2" g.i. pipe, 1/2" g.i. elbow, 1/2" g.i. socke

CTN :39920573

25 Apr, 2025 NA

Ernakulam - Kerala

Tender For tender for supply of screw , screw 1 , fitting asy 90deg , o ring , gasket , hose exhaust , o ring 2 , coupling hub , element fuel filt , clamp , o ring 3 , element filter , gasket air cooler , gasket , sleeve , bearing assembly , cable kit , alternator , key switch kit , hrn power 10 , water temp black , w p repair kit , high performance gear lube , filter fuel , cooler kit oil , relay assy trim , anode kit , injector assy , switch kit start stop single , vsl snsr harness , anode zinc , corrosion guard , extended life coolant , seal 6 , nut , washer , washer 1 , washer 2 , washer 3 , washer 4 , washer 5 , seal , pin cotter , brv2 17 3 4 r21 propeller , brv2 17 3 4 r23 propeller , plug kit , bushing , o ring 4 , oil seal , seal 7 , diesel fuel filter , fuel filter , seal 8 , seal 9 , water pp repair kit , prop nut 1point00 14 brass , e ring , clamp 1 , clamp 2 , battery lugs , bellows , bracket clamp , nut , seal 10 , seal kit , fan 4 size 220vac , sensor , harness injector , gasket set , crankshaft , filter oil , gasket turbocharger inlet hose , sensor 1 , element , element foam , hose , impeller , sender assy trim , ecm 706 270cv , switch socket 15 a switch socket 5 a

Central Government/Public Sector

CTN :39920751

26 Apr, 2025 5.05 Lacs

Korba - Chhattisgarh

Tender For procurement of spares for prabhu make nflp ht starters open tender - pt 40va sec 0_8_12v pri 0-110v_part_no_ht_206 , under voltage relay_part_no_ht_2000 , pilot relay 12v dc_part_no_ht_2200 , resin cast pt 750va 3_3kv_110v_part_no_ht_300 , 72 sq mm ammeter supressed scale_part_no_ht_1000 , 72 sq mm voltmeter 0_5kv_110 volts supressed scale_part_no_ht_1100 , resin cast moulded ct for ammeter 3_3kv_part_no_ht_650 , resin cast moulded ct for ol 3_3 kv_part_no_ht_600 , lamp holder with lamp for starter_part_no_ht_1400 , push button with element for start stop test and reset_part_no_ht_1300 , hrc fuse base and carrier for control_part_no_ht_1200 , hrc fuse link 4 amp for control_part_no_ht_1201 , aux switch for vacuum contactor 2no_2nc_part_no_ht_205 , aux contactor 3no_1nc 110v ac_part_no_ht_208

State Government

CTN :39920467

28 Apr, 2025 NA

Bathinda - Punjab

Tender For supply of single plate clutch , multi plate clutch unit , cut section of synchromesh gear box , model of mechanical brake , model of abs brake system , model of hydraulic brake system , ackerman steering gear mechanism , davison steering gear mechanism , model of power steering gear or recirculating type or worm and wheel or other type of steering gear , model of ac pump , model of su pump , lead acid battery , battery charger , wheel balancing machine , automobile electric system , brake master cylinder , cut section model of 4 cylinder 4 stroke petrol engine , ac induction motor with vfd for motorizing already existing models in lab , pelton turbine model , francis turbine model , cnc milling machine , cnc turning lathe , bench grinding machine , digital pyrometer , metallurgical microscope , polishing machine , heat treatement furnace muffle surface , spark test apparatus , metallurgical cut off machine , standard prepared readymade samples or specimen with photographs , apparatus for verification of law of polygon of forces , simple jib crane apparatus , simply supported beam apparatus , screw jack apparatus , inclined plane and friction slide apparatus , worm and worm wheel apparatus 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 and no go thread plug gauge , go and nogo snap gauge , go and nogo ring gauge , cylinder rollers and spherical balls , slip gauges set , surface roughness tester , vernier bevel protractor , surface plate , v block , dial indicator with stand , tool maker microscope , auto collimator with stand , angle deckor with set of angle gauges , profile projector , cylindrical bore gauge , screw thread micrometer , sine bar 125mm , sine bar 250mm , feeler gauge , wire gauge , radius gauge , comparator stand , angle plate , mechanical comparator with stand , clinometer , gear tooth vernier , try square 6 inch , try square 12 inch , thread measuring 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 dedector to detect cfc and hfcs , thermostatic switch, lp and hp cut out, overload protector, filters, strainers and filter driers , model of refrigeration cycle , model of window air conditioner , refrigeration cycle testing rig , digital anemometer , gas charging kit , model of open type refrigerant compressor , thermocouple , infrared thermometer , models of safety valve, blow off cock, steam stop valve, feed check valve, economizer , model of air compressor , model of nestler boiler , 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 ic engine , oxygen regulator , green moulding sand , parting off sand , crucible

CTN :39924948

14 Apr, 2025 4.99 Lacs

Gandhinagar - Gujarat

Tender For supply of electrical spares - 200mm cable tie nylon , 11kv dropout fuse , 30amp fuse element , nh o type fuse rating 80 amp , nh o type fuse rating 100 amp , nh o type fuse rating 200 amp , nsd type fuse rating 2 amp , nsd type fuse rating 10 amp , nsd type fuse rating 20 amp , hf type hrc fuse rating 16 amp , hf type hrc fuse rating 20 amp , hf type hrc fuse rating 32 amp , copper lug ring type 4 6 6mm , copper lug ring type 4 6 8mm , copper lug ring type 4 6 10mm , copper lug ring type 16 sqm 10mm , copper lug ring type 25 sqm 12 mm , copper lug ring type 70 sqm 10 mm , copper lug ring type 95 sqm 12mm , 230 by 110 v ac red led lamp 22.5 , 230 by 110 v ac yellow led lamp 22.5 , 230 by 110 v ac blue led lamp 22.5 , 230 by 110 v ac green led lamp 22.5 , 24v dc red led lamp 22.5 , 24v dc green led lamp , 24v dc blue led lamp 22.5 , stop push botton with spring , start push botton with spring , no element conector , nc element connector , f and r stop push botton switch flp 20a , 1 to 6 bar pressure switch flp and wp , 2 to 10 bar pressure switch flp wp , 0 to 25 bar pressure switch flp wp , 230v ac flp hotter flp wp electronic hooter , 24v dc non flp hotter96by96 , 3by4 2.5 sqmm cable gland double compression gland , 1 inch 4 sqmm cable gland double compression gland , 32mm thread for 16mm 3.5 core cable double compression , 100mm cable tie heavy duty nylon , 150mm cable tie heavy duty nylon , 250mm cable tie heavy duty nylon , 300mm cable tie heavy duty nylon , insulation wire type red , insulation wire type yellow , insulation wire type blue , insulation wire type green , insulation wire type black , flp wp start stop push button station , flp wp rotary switch indirect entry

CTN :39462311

25 Apr, 2025 NA

Howrah - West Bengal

Tender For procurement of equipment, instrument, machineries and tools related to laboratories for uluberia government polytechnic; boalia, uluberia 1, howrah 711316. - poiseuille s viscosity apparatus, bernoulli s theorem apparatus, vacuum filtration apparatus with buckner funnel apparatus, thermal conductivity of metal rod apparatus, thermal conductivity of insulating slab apparatus, magnetic stirrer in multi-position 6 with hot plate, cobalt nitrate hexahydrate, ammonium hydroxide solution, methylene blue dye, laboratory weighing balance: semi micro analytical balance, muffle furnace, conical glass funnel, potassium stearate, benzene, acetone, pitot tube, cat v / vi cable spool (passive component), rj 45 connector (passive component), 8/16/24 port unmanaged switch (10/100mbps), crimping tools & multipupose screwdrivers, router (2.4/5 ghz), server rack (6u/9u)+extension board, patch panel +patch cord, io box with back box + casing, table tennis setup, chess board set, erp software, digital duplicator machine, photo copier machine, actual cut section model of telescopic type hydraulic shock absorber, model of battery charging system with dynamo, actual cut section model of torque converter, working model of diesel fuel injection system, single cylinder four stroke diesel engine cut section model along with valve timing diagram arrangement, cut out model of four cylinder engine cooling system, non-working model of a actual centrifugal pump, non working model of actual reciprocating pump, cnc turning centre, cut out model of four cylinder engine lubricating system, cut section model of shell & tube heat exchanger, cut section model of plate type heat exchanger, igbt inverter based single phase compact arc welding machine with hot start, anti-stick function, 1mm ms sheet, 1mm ss304 sheet, handheld metal sheet cutter with spring, heavy duty hand lever metal shearing machine, keean welding chipping hammer with cylindrical spring grip, high pressure dissolved acetylene gas cylinder with full gas, high pressure oxygen gas cylinder with full gas, high pressure argon gas cylinder with full gas, high pressure carbon-dioxide gas cylinder with full gas, miranda high spped steel blade 1", miranda high spped steel blade 1/2", 1/2 pint eak oil can pressure type hand oiler, 8-port gigabit 100 mbps ethernet network switch, two stage pressure regulator with safety vent, industrial gas cylinder opening key, cat6 cable spool of 100m, rj45 connector module plugs - pack of 100 nos, river fox cat5e cat6 rj45 plugs ethernet network cable strain relief socket boots caps rj-45 connector silicone cap, coolcold crimping tool, rj45 wire cutter, tool kit, cat5 cat5e cat6, 50pcs rj45 cat6 pass through connectors, 50pcs covers, network cable tester, wire punch down cutter, battery, pass through tool kit, extrusion based fff/fdm 3d printer with compatible spools and oem control software with inbuilt wi-fi capabilty, premium latex wet or dry silicone carbide abrasive papers sheets, tin coated hss metric thread tap set, rohmbic insert cutting tool holder, turn negative ti-al-n coated rohmbic inserts, tialn coated hss 20 degree pressure angle gear milling cutter, wd-40, cotton jute for cleaning machinaries in kg, bt30-er40-70 tool holder with adapter and c-clamp, bt30-er40-100 tool holder with adapter and c-clamp, er-40 collet set, centrifugal pump, submersible pump, rack & pinion type steering system with model, pillar drill machine, oxygen and acetylene : gas welding set up, cylinder set up, induction heater (open/bare coil), radial drill, mig welding machine with accessories, tig welding set up with complete accessories, cut section working model of four stroke four cylinder petrol engine with all engine & power/gear-train accessories and valve timing plate mounted on crank shaft, cut section working model of four stroke four cylinder diesel engine with all engine & power/gear-train accessories and valve timing plate mounted on crank shaft, four s

corporations/Associations/Others

CTN :39902463

01 May, 2025 12.15 Lacs

Meerut - Uttar Pradesh

Tender For supply of input card compatible with existing ufsbi system , output card compatible with existing ufsbi system , cpu card compatible with existing ufsbi system , control and communication card compatible with existing ufsbi system , dc dc converter hot standby type , mother board compatible with existing ufsbi system fitted in 6u rack , reset box , flat cable set , power monitor and soft start pmss , block telephone complete with ptt handset suitable to work with block panel and ufsbi of deltron make. , key switch with 1 no plus 1nc or 2 no config of esbee make suitable to work with block panel , key switch with 1 no plus 1nc or 2 no config of siemens make suitable to work with block panel , led suitable for block panel red 5 no yellow 5 no green 5 no , supply of automatic media changeover of modems working on redundant channels for data transmission on ofc quad , supply of surge protection module suitable for a ufsbi unit with din rail mounting , supply of sc sc type patch cord for fibre modem 20 meter , modem fibre compatible with existing ufsbi system , supply of qn1 relay , supply of ql1 relay , supply of qna1 relay , supply of timer relay , supply of rc relay , supply of miniature oen relay bid number/ & ( * ) : gem/2025/b/6073588 dated/ + : 03-04-2025 bid document/ 3 3 1 / 28

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