Tender For supply of castor oil confirming to is: 435/1973 of special grade as mentioned in table 1 of the specification, having the viscosity 6.3 - 9.0 stock. along with test certificate from any government approved lab. [ warranty period: 30 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]
Tender For supply, installation and commissioning of air leakage test bench along with hydraulic lifting table for air spring of train 18 having specifications as per attached annexure a [ warranty period: 30 months after the date of delivery ] ]
Tender For ece lab items dept use - eliminator transformer (step-down) kitinput - 220v - 240v ac, 50 hz, output-2v to 12v dc, 0-2 a ripple: 5mv, strain gauge trainer kitmetal foil strain gauge mounted on beam/cantilever strain measurement under applied load wheatstone bridge arrangementsignal conditioning and amplification circuitinstrumentation amplifiers, 3 digit display of strain / output voltage zero and gain adjustment controlsprovision for applying calibrated loads regulated power supply, 230 v ac, 50 hz table-top trainer with labeled paneltest points to measure the signalsbuilt in power supplies and wooden closed cabinet supplied with patch cords and experiment manual, temperature measurement kitsensors: rtd (pt-100), thermocouple (fe-k/j-type), and/or thermistor (ntc).display: 3 digit led/lcd digital display (typically 200mv fsd). temperature source: portable water kettle or heater block.signal conditioning: on-board circuitry for amplification, linearization, and cold junction compensation.test points: multiple 2mm/4mm banana sockets for monitoring input/output signals.power supply: 230v ac, 50hz, single-phase.accessories: includes a glass thermometer, ntc thermistor probe 10k, k-type thermocouple probe, patch cords, and instruction manual., sim reader trainer kitsim compatibility supports 2g 3g 4g lte sim cards,sim reader mode: reading writing gsm sim card data, imsi, ki codes, phonebook interface usb 2.0 or rs 232 serial port for pc communication.clock frequencies: selectable frequencies 3.579 mhz, 7.159 mhz, 14.318 mhz for sim card operation.power supply: onboard smps 12v 2a or 5v dc with overload protection. hardware components:6-pin or 8 pin sim card socket.led indicators for power, sim reset, and data activity.optional lcd 128x64 and keypad 20 keys for standalone operation. software tools support for at commands gsm etsi 07.0707.05, sim manager utilities, and data logger functionality. common trainer kit featuresfault simulation ability to create faults e.g., sim not detected, vcc failure for troubleshooting.test points: multiple test points e.g., 55 nos for observing signals sim rst, clk, i o via oscilloscope.construction tested glass epoxy pcb, often housed in a study educational case., dual output regulated dc variable power supplydual output regulated power supply- input voltage: 230v/50hzac- output voltage: (0 30v)dc- output current: (0 2a)dc- protection circuit: over voltage and over current protection, short-circuit protection- high efficiency: greater than 85%- low ripple and noise: less than 50 mv, lvdt sensor trainer kitac mains power supply : 230v 10%, 50hzfixed regulated dc power supply : +5v, 12v 500matransducer : lvdtlvdt displacement : 20mm (40mm total)displacement scale : linear 20mmdisplacement display (mm) : red color 3 digit led displayexcitation frequency : 4khzexcitation voltage : ac variable 5v, dc digital voltmeter - 3 digit led/lcd display, measurement range: 0 20 v dc, accuracy: class 0.5( 0.5 % full-scale), dc ammeter digital - 3 digit led/lcd display, measurement range: 0 5 a dc, accuracy: class 0.5 ( 0.5 % full-scale)
Tender For purchase of equipments ( s.no 1 to s.no 5 ) for ece department - purchase of equipments, dso (digital storage oscilloscope) bandwidth: 50 100 mhz. sampling rate: 1 gs/s. channels: 2 (minimum). power supply: 100 240 v ac, 50 60 hz. automatic measurements: vpp, vavg, vrms, 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 channelssimultaneously). vertical sensitivity: 1 mv/div 10 v/div (at input). waveform math: +, , , , invert, fft, etc. waveform storage: 16 waveforms or equivalent. communication interface: usb host and usb interface. display: 7-inch color display or equivalent. input impedance: 1 m 2% || 20 pf. accessories: 2 passive probes (1x/10x), 8051 micro controller kit operating voltage: +5 v dc. flash memory: 4 kb (at89c51) / 8 kb (at89s52). ram: 128 bytes internal ram. 16 2 alphanumeric lcd display. push buttons / tactile switches. dip switches for digital input. inbuilt adc interface: ldr, potentiometer. inbuilt dac interface. inbuilt stepper motor driver with stepper motor. inbuilt dc motor driver with dc motor. 1 4 led array, 1 4 keypad, 1 relay. 1 buzzer, 16 2 lcd display, 1 pwm driver. 1 hardware interrupt key, inbuilt rtc. inbuilt eeprom and uart module. 4 7-segment display. supports both assembly and c language programming. pc interfaceable., embedded trainer kit (using lpc 2148) cpu - lpc2148, core - 16/32 bit arm7tdmi-s speed - max 60 mhz, flash - 512kb, ram (on-chip) 40kb, 46 general purpose i/opins, usb2.0 one 10bit a/d converter with 14 analog inputs, one 10bit d/a converter, six pwm & watchdog two uarts (16c550), two i2c (400kb/s), two spi eight bit digital output, eight bit digital input,16x2 characters lcd and 4x4 matrixkeypad one potentiometer for giving analog input, relay& buzzer interface i2c devices: rtc, eeprom and seven segment display, on board stepper motordriver lm35 temperature sensor, one rs 232 lines are terminated at 9 pin d type connector and usb interface board has inbuilt power supply and mounted in sturdy cabinet accessories usb cable with utility software to download programs from pc to target board power cord, user manual, strain guage trainer kit 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. table-top trainer with labelled panel. test points for signal measurement. built-in dc power supplies and wooden closed cabinet. supplied with patch cords and user manual., sim reader trainer kitpower supply: operates on 230 v ac 10%, 50 hz mains supply. built-in regulated smps power supply. operating dc supply: 5 v / 12 v with overload and short-circuit protection. sim card interface: supports gsm sim cards compatible with 2g /3g / 4g / 5g networks. sim card read/write interface. supports sim card initialization, authentication,and communication functions. compatible with standard 6-pin / 8-pin sim cardsockets.communication interface: usb 2.0 interface for pc communication. rs-232 serial communication interface. uart communication facility for embeddedsystem interfacing. sim operating parameters: selectable sim clock frequencies: 3.579 mhz 7.159 mhz 14.318 mhz sim supply voltage selection facility. sim reset and activation control.supported protocols and standards: gsm etsi 07.07 and etsi 07.05 at commandsupport. iso/iec 7816 smart card communication support. sim communication command monitoring facility.hardware features: on-board sim card socket. led indication for: power status sim detection reset activity data transmission/reception built-in keypad for standalone operation. lcd display module (128 64) for menu andstatus display. on-board microcontroller-bas
Tender For supply of euipments for civil lab - civil engineering, auger boring engine type: 4-stroke, air-cooled, single-cylinder petrol engine displacement: 196 cc power output: minimum 6.5 7 hp ( 3.5 kw) maximum engine speed: ~3600 4000 rpm starting system: recoil (manual) start fuel type: pure petrol fuel tank capacity: minimum 1.5 1.6 l supported auger bit sizes: 4 , 6 , 8 , 10 , 12 , 14 (100 350 mm) bit material: heavy-duty mild steel with powder coating typical drilling depth: minimum 3.5 4 ft per bit (800 mm 1.2 m) bit coupling: quick-coupling system for easy bit replacements frame: robust tubular steel frame with ergonomic handles and vibration absorbers weight: minimum 20 22 kg (without auger bit), weighing balance 200 kg capacity with 50g accuracy capacity: 100 kg type: digital weighing balance least count / accuracy: 10 g or better display: led/lcd digital display power supply: ac mains with inbuilt rechargeable battery backup platform: stainless steel, sturdy construction functions: tare, zero tracking, overload indication operating time (battery): minimum 8 12 hours standards: legal metrology approved (preferred), weighing balance 50kg capacity with 10g accuracy capacity: 100 kg type: digital weighing balance least count / accuracy: 10 g or better display: led/lcd digital display power supply: ac mains with inbuilt rechargeable battery backup platform: stainless steel, sturdy construction functions: tare, zero tracking, overload indication operating time (battery): minimum 8 12 hours standards: legal metrology approved (preferred), complete set of seive for fine aggregate 200 dia type: is standard test sieves for fine aggregate material: brass frame with brass woven wire mesh diameter: 200 mm height: as per is specification aperture sizes (complete set):4.75 mm, 2.36 mm, 1.18 mm, 600 m, 300 m, 150 m, pan & lid standards: is 2386 (part i) / is 460 finish: smooth, corrosion-resistant accessories: lid and bottom pan included, complete set of seive for course aggregate 200 dia brass; 200 mm dia; complete set (80 4.75 mm); lid & pan., flow table apparatus with all accessories(hand operateddimensions and specifications as per is 9103, table top made from flat metal plate, minimum thickness 1.5 mm. table top size: 700 mm 700 mm, with flatness tolerance of 1.5 mm. table top marked with: scribed cross at centre, lines parallel to table edges and central circle of 200 mm diameter underside of table top reinforced to prevent distortion. total mass of table top: 16 1 kg. table top, base frame front and upper stops provided as per is 9103. lower front edge fitted with two rigid stops to transfer load directly to base frame. base frame designed to transfer impact load directly to supporting surface, minimizing bounce. stop watch digital - 2 nos scale 1 mtr 2 nos mounting wooden platform 300 mm height amc for 3 years inclusive.
Tender For lubricant paste (molykote gn plus paste or similar mentioned in camtech manual 4.6.21) suitable for railway brake disc, wheel disc and axle during pressing in wheel shop. make - dupont, credimax or similar as per maintenance manual of lhb coaches 4.6.21 table of axle and brake disc mounting. note: 1. the lubricant should be packed in a 1 kg container. 2. the shelf life of the lubricant should be 24 months from the date of supply. 3. a lubricant test certificate from a nabl-accredited lab, as per oem specifications,should be provided. 4. a vendor certificate from the oem for the lubricant should be provided [ warranty period: 24 months after the date of delivery ] ]
Tender For corrigendum : supply of test benches , mobile-trolley test benches , revolving chair for cubicle , revolving chair for test support , discussion-meeting table , overhead storage rack , almirah-steel shelving cabinet , shoe rack
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
Tender For purchase of equipments for materials testing lab for civil department - spring testing machineload & displacement sensing load cell capacity: 0 10 kn accuracy: 1% fs (better if 0.5%fs) displacement sensor lvdt / digital encoder accuracy: 0.5 mmmachine design frame: rigid steel frame with crosshead movement type: mechanical screw with hand wheel (simple & robust) or electromechanical actuator (for smoother, controlled motion) crosshead travel: ~150 200 mm safety guards: transparent shields around moving partsfixtures & accessoriesspring testing compression plates (ground & parallel) tension hooks / eyelets for extension springs set of spacers / adapters for small springs tensile testing standard tensile grips wedge or screw type calibration certificate for load cell standards complianceensure compliance with basic material test standards such as: astm e4 / iso 7500-1 calibration of force measurement astm e8 / iso 6892 tensile performance & accuracy load accuracy: 1% fs displacement accuracy: 0.5% repeatability: 0.5%, rockwell cum brinell hardness testing machine min initial test force :10kgf, total test force range : 60kgf,100kgf,150 kgf, max. height of specimen :215 mmmin distance from indenter center tomachine wall :132 mm accessories : steel ballpreferred indentor 1/16" preferred steel ball: 1/16"and with all standard accessories to run the machine, direct shear machinestandard compliance:the equipment shall confirm to bureau of indian standards is 2720 (part 13) and equivalent astm international astm d3080.technical specifications:shear box size: 60 mm 60 mm 25 mm specimen size (complete with grid plates, porous stones, and specimen cutter).normal load capacity:minimum 5 kn with loading yoke and calibrated loading hanger set.shear load capacity:minimum 2.5 kn or 5 kn with calibrated proving ring (with calibration certificate).rate of strain (shear displacement):variable speed drive with controlled displacement ranging from 0.01 mm/min to 1.25 mm/min (motorised model preferred for uniform rate control).displacement measurement:horizontal displacement dial gauge: 0.01 mm least countvertical displacement dial gauge: 0.002 mm or 0.01 mm least countloading frame:rigid, heavy-duty loading frame with corrosion-resistant finish.drive system:motorised with single phase 220 230 v, 50 hz power supply.accessories (to be supplied complete):shear box assembly, proving ring with calibration chart, two dial gaugesloading weights and hanger, porous stones (2 nos.), specimen cutter, tool kit, flow table test apparatusdimensions and specifications as per is 9103, table top made from flat metal plate, minimm thickness 1.5 mm. table top size: 700 mm 700 mm, with flatness tolerance of 1.5 mm. table top marked with: scribed cross at centre, lines parallel to table edges and central circle of 200 mm diameter underside of table top reinforced to prevent distortion. total mass of table top: 16 1 kg. table top, base frame front and upper stops provided as per is 9103. lower front edge fitted with two rigid stops to transfer load directly to base frame. base frame designed to transfer impact load directly to supporting surface, minimizing bounce. stop watch digital - 2 nos scale 1 mtr 2 nos mounting wooden platform 300 mm height amc for 3 years inclusive.