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CTN :45562952

01 Jul, 2026 43.22 Lacs

West Tripura - Tripura

Tender For supplying, installation, testing and commissioning of equipments for electrical measurement, electrical workshop, electrical machine & power system laboratory at ttaadc polytechnic institute, khumulwng, west tripura for the project "improvement of infrastructure in ttaadc polytechnic institute, khumulwng, west tripura, district under higher education department” under the nec scheme. (2nd call) - supplying, installation, testing and commissioning of electrical measurement, electrical workshop, electrical machine & power system laboratory equipments/machineries of electrical engineering department at ttaadc polytechnic institute, khumulwng, west tripura under the nec scheme "improvement of infrastructure in ttaadc polytechnic institute, khumulwng, west tripura, district under higher education department." (2nd call), kelvin double bridge trainer kitthe instrument should have following features : easy illustration of kelvins bridge digital display (dpm) for null detection online product tutorialthe instrument should have following technical specifications :dc power supply : +5vknown resistance : r1=100k , 20k , 10k r3=1k , 200 , 100 dpm : 2vdimensions (mm) : 240 w x 345 d x 110 hunknown resistance : 0.3 , 0.4 , 0.8 mains supply : 230 v 10%, 50 hz, whetstone bridge trainer kitthe instrument should have following features :sample : constantan, nichromeprovided with dc power supply compact designeasy to operatethe instrument should have following technical specifications:dc power supply:5vgalvanometerdeflection:30 - 0 30resistance:80 unknown resistance type: variablerange:0 - 10k wire samples: -constantan: 1mnichrome:1mfuse:500mamains supply: 90 - 275v, 50hzdimensions (mm):w 345 x d 240 x h 110, experimentation with de sautys and schearing bridgethe instrument should have following features: - a complete set up with all necessary accessories inbuilt 1 khz sine wave generator with variable amplitude null detector with dpmtechnical specification: -sine wave generatorfrequency range:1khz 10%amplitude control output: up to 15vppfuse:500 ma, s/bdpm:200 mvunknown capacitor:0.1 f, 0.22 f, 0.47 fmains supply:230v ac, 10%, 50hzdimension (mm):w 345 x d 240 x h 110, experimentation with maxwells bridgethe instrument should have following features : illustration of both maxwells inductance bridge and maxwells inductance-capacitance bridge on a single board inbuilt 1 khz sine wave generator with variable amplitude null detector with dpmthe instrument should have following technical specifications :mains supply : 230 v 10%, 50 hzdc power supply : +12v, -12vsine wave generatorfixed frequency : 1khz 5%amplitude control range : upto 20vppunknown inductors : 10 mh, 20mh, 30 mh, 56 h, 24 h, 12 hdpm : 200mvunknown internal resistance : 470w, 10 , 20 , 30dimensions (mm) : w 240 x d 345 x h 110, measurement of three phase active & reactive power with single phase wattmeter technical specifications:analog meters: analog voltmeter, range : 300v analog ammeter, range : 2a analog wattmeter power supplies: operated on mains power 415v, 50hz +10%components are mounted on the panels are: capacitive load inbuilt inductive load inbuilt resistive load (external)salient features: three phase power light indicator for mains. front panel built with high class insulated bakelite sheet with sticker well printed circuits and symbols. mcb for short circuit protection connections are brought out through 4mm colored safety sockets. patch cords 4mm. the trainer is housed in metal cabinet. size of the trainer set 36 x 24 , power & power factor measurement by ct & pt in three phase circuittechnical specifications:power supplies: ac power supply 0-415v at 4a operated on mains power 415v, 50hz +10%digital meters: digital voltmeter digital ammeter , digital wattmeter (analog), digital power factor meter components are mounted on the panels are: 3 phase capacitive load (inbuilt) 3phase resistive load (external) 3phase inductive load (external) emergency stop

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 :45326580

09 Jun, 2026 NA

Madurai - Tamil Nadu

Tender For purchase of instrumentation and control engineering practices (equipment) - motorized control valve trainer kit signal input:4 20 ma or 0 5 v valve characteristic:equal percentage stem movement:maximum 10 mm or 12 mm body material:cast iron trim material:ss 316 trim size: cv value:2 or 5 actuator:servo motor supply voltage:230 v ac, 50 hz connection: flanged or screwed type. digital indicator provided potentiometer provided for varying the 4 20 ma input signal, saybolt viscometer apparatus 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 astm d-88. features:oil bath with heater,thermoregulator,insulated outer body,orifice,receiver flask, control valve trainer kit three pneumatic control valves provided with individual hand valves valve characteristics: i) quick opening ii) linear iii) equal percentage. valves connected in parallel configuration for comparative study. pneumatic operation with air supply connection. control valve assembly mounted on trainer panel. power supply: 230 v ac, 50 hz., water level measurement trainer kit using capacitive type transducer tabletop model with transparent acrylic tank of approximately 50 cm height. capacitive type level sensor for continuous level measurement. sensor output: (4 20)ma and/or (0 5)v with built-in signal conditioning. vertical pump for water circulation from sump to tank. flow control valve, overflow, and drainage arrangement. digital display for water level indication in cm. power supply: 230 v ac, 50 hz, single phase. in-built regulated dc power supply for sensor and control circuit. mounted on powder-coated ms frame for laboratory use. suitable for calibration and study of capacitive level measurement.

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