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Tender For supply of ssbpac(digital) for single line as per rdso specification no.rdso/spn/175/2005 ver.-1, along with station master block panel along with dtmf based electronic block bell & block telephone equipment as per specification no rdso/spn/191/2005(ver. 0), microprocessor lighting & surge protection devices for power line 24 dc class-c, lighting & surge protection devices for data line class-d,ekt for shunt key as per drg. no. sa-22601/alt.4 & irs: s-21/2001 and associated data cable including wired relay rack without relays. (required relays for this item will be supplied by railways) [ warranty period: 30 months after the date of delivery ] ]
Tender For purchase of tanche - lab equipments for eee and ece department - purchase - lab equipments for eee department electronics lab, single phase to single phase cyclo converter kit single-phase bridge cycloconverter power devices: scr/triac based input supply: 230 v ac, 50 hz step-down isolation transformer 230 v / 12 v output: 12 15 v ac, frequency: 0 25 hz (adjustable),firing angle control circuit and frequency control circuit to be provided built-in resistive load, terminals to be brought on ms panel with necessary symbols and circuits, pwm based step down dc chopper using mosfet/igbt kitpwm based step-down dc chopper (buck converter) power device : power mosfet / igbt based switching circuit input supply : 24 v dc to 110 v dc or derived from 230 v ac mains through rectifier unit output voltage :(0 to vin) variable dc output current : up to 5 a dc maximum with suitable load resistor (r load) pwm duty cycle control provided pwm generation and control circuit inbuilt gate driver circuit provided, single phase single pulse / sinusoidal pwm inverter using mosfet/igbt kittype : single phase pwm inverter trainer power device : mosfet / igbt based inverter circuit input supply : 12 24 v dc output voltage : 30 v rms ac output phase : single phase output frequency : 0 50 hz variable output power : 100 w single pulse pwm operation sinusoidal pwm (spwm) operation variable frequency control pwm generation and firing control circuit inbuilt gate driver circuit provided test points provided for waveform observation and analysis built-in resistive load provision, on / off control of lamp using solid state relay kittype : solid state relay (ssr) trainer kit control/input voltage : 12 v / 24 v dc or up to 30 v dc output load voltage : 230 v ac, single phase load control : on/off control of ac lamp load solid state relay based switching circuit opto-isolated input control built-in ac lamp load manual on/off switching arrangement led indication for input and output status, speed control of ac motor using vfd drive module with ac motortype : variable frequency drive (vfd) module input supply : 415 v ac, three phase, 50 hz output : three phase variable voltage and variable frequency ac output 1 hpthree phase squirrel cage induction motor415 v ac 50 hz &1440 rpm control technique : pwm / spwm based control frequency range : 0 50 hz variable digital display for frequency and operating parameters start / stop and forward / reverse control, acceleration and deceleration control facility powder coated ms control panel tabletop / floor mounted laboratory type setup clearly labelled circuit diagram and control switches proper insulated terminals and earthing arrangement, purchase - lab equipments for eee department electrical machines lab, three phase transformertype: 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, dc stepper motor drive 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 drive kit with servo motorinput 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 contr
Tender For corrigendum : supply of service 11 kv ht panel as per sepcifications , sf new mineral oil for panel etc as per sepcifications , calibration relay etc as per sepcifications , replacement digital ammeter for ht panel , replacement digital voltmeter for ht panel , replacment ryb ind lamp led type in ht panel , sf 2a hrc fuselink in ht panel , servicing 1500kva dry type transformer as per sepcifications , servicing 2 runs 2500a tpn bustrunking as per sepcifications , service mv lt panel with 2500a 4p acb 3 nos as per specifications , service mvlt panel with mccb incoming as per specifications , checking and repair of em intelocking , dismentaling 3.5 sq mm 240 or 300 sq mm al cable as required , pf adaptor box aprx 1.5 ft x 1.5 ft x 1.5ft of 16swg ms sheet as reqd , pvdg panel module door key as reqd , pvd and fixing operating handle for 250a 4p changeover as reqd , replacement 160a hrc fuse with base in extg cap panel , replacement 3p 50kvar cap duty contactor in extg cap panel , replacement 25sq mm cu lead wire 1ft length in extg cap panel , checking etxg 2no 25kvar cap bank and fault repair reinstallation , dismentaling uv protection connections as reqd , replacement digital ammeter for lt panel , replacement digital voltmeter for lt panel , replacment selector switch in lt panel , replacment ryb ind lamp led type in lt panel , sf 2a hrc fuselink in lt panel , sf 32a hrc fuseling incl removing faulty item from lt panel as reqd , sf 63a hrc fuseling incl removing faulty item from lt panel as reqd , sf 100a or125a hrc fuseling incl removing faulty item from lt panel as reqd , sf 250a hrc fuseling incl removing faulty item from lt panel as reqd , sf new 5 or 6 amp piano switch in replacement of faulty item , sf new 5 or 6 amp 3pin socket outlet in replacement of faulty item , sf new 15 or 16 amp piano switch in replacement of faulty item , sf new 15 or 16 amp 6pin socket outlet in replacement of faulty item , rewinding ceiling fan motor , sf 4ft 20w led fitting against faulty fitting , service of 750kva dg set as per specification , service dgset control panel 1250a 4p acb as per specification , repacement ryb ind lamp in dg set panel , repacement digital ammeter in dg set panel , earthing testing in existing earth pits and report submission
Tender For procurement and installation of ece lab equipments - procurement and installation of ece lab equipments, single output variable dc rpsu single 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, dual output variable dc rpsudual 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, function generatorfrequency range: 0.1 hz to 2 mhz.display: 4 to 6 digit led displayoutput waveforms: sine, triangle, square, pulse, ramp.amplitude: 0 20 vp-p.rise time: 100 ns.distortion: 1% (within acceptable range of frequencies).power supply: ac 220 v 10%, 50-60 hzoutput amplifier protection: protected against short circuit and 15v overload, digital storage oscilloscopebandwidth: 50 - 100 mhz.sampling rate: 1gs/s.channels: 2 (minimum)power supply: 100v 240v ac, 50-60 hzautomatic measurement: vpp, vavg,rms, frequency, period, vmax, vmin, rise time, fall time, + width, - width, +duty, - duty etc.,horizontal scale: 5 ns/div 100 ns/div or equivalentvertical 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 equivalentcommunication interface: usb host, usb interface.7-inch color display or equivalentbasic trigger functions, digital vo;tmeterdc voltmeter digital 3 digit display (0-100 v), 0.5 % accuracy (class 0.5 equivalent) (2000), digital ammeterdc ammeter digital 3 digit display (0-2 a), 0.5 % accuracy (class 0.5 equivalent) (1500), eliminator transformer (stepdown)input - 220v - 240v ac, 50 hz, output-2v to 12v dc, 0-2 a ripple: 5mv, embedded lpc 2148 kit cpu - lpc2148, core - 16/32 bit arm7dmi-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 s eight bit digital output, eight bit digital input, 16 x 2 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 connectorand 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 example programs in embedded c and assembly with documentation (soft copy) power chord, user manual with cd/dvd, free demonstration after delivery, single phase induction motorsingle phase induction motor, 230v ac, 50hz supply.power rating 1 hp (0.75 kw).speed 1440 rpm.capacitor start/run type suitable for lab useloading setup portable ammeter and digital tactometer contact type, single phase autotransformerinput - single-phase, 230v/240v, 50 hz, 4a, ac output - 0 to 270vac, class "h" or class f insulation., lvdt 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, strain guage trainer kitmetal foil strain gauge mounted on beam/cantileverstrain measurement under applied loadwheatstone bridge arrangementsignal conditioning and amplification circuitinstrumentation amplifiers, 3 digit display of strain / output voltagezero and gain adjustment controlsprovision for applying calibrated loadsregulated power supply, 230 v ac, 50 hztable-top tr
Tender For technical bid for supply of hvac operational spares , bearing (6206) size: od, 60 mm x id 50 mm ball bearing desig: 6001-z, ball bearing desig: 6307/2z c3 universal hvac/r controller, armoured 4 core x 6 sqmm xlpe copper cable. 1 sqmm frls multi stranded copper cable (single wire), 10 sqmm frls multi stranded copper cable (single wire) 4 sqmm frls multi stranded copper cable (single wire), fibre glass insulated copper wire for heater size: 6 sqmm, alkaline battery volt: 9vf sealed maintenance free (smf) lean-acid battery 7ah 12v, brush width: 3 inch for painting work. loctite 495 adhesive, kiwi drain cleaner heavy duty industrial safety gloves - cut-resistant (mechanical work), spray foam insulation (pfu) can qty: 750 ml wd 40 multipurpose spray size: 500 ml, green paint (bus green synthetic enamel black paint (synthetic enamel), ms flat bar size: 40 x 5 mm ms l- angle size: 25 x 25 x 5 mm, ms l- angle size: 40 x 40 x 5 mm metal primer (red oxide), black color spary paint 400 ml thread repair helicoil insert ss-m18 x 2.5mm x 1.5d, thread repair helicoil insert ss-m20 x 2.5mm x 1.5d thread repair helicoil, insert ss-m24 x 3mm x 1.5d thinner for oil-based paints, wire type buffing whee bench grinder wheel -heavy grade, dial test indicator (dti) gauge with flexible stem magnetic base stand, digital clamp meter capacity: 600a ac trms heavy duty exhaust fan, size: 9 inch backward curved fan with motor size: 355, mm dia ventilation fan for electrical panel sweep, dia: 12 cm induction motor fan, blade shaft size: 20 mm & blade dia: 130 mm, induction motor fan blade shaft size: 25 mm, & blade dia: 110 mm gi 6 mm x 25 mm bolt & nut with washer, anchor bolt with nut & washer size: 10 mm anchor bolt with nut &, washer size: 8 mm anchor fastner size: 10, mm for threaded rod gi self tapping screw, size: 3/4 inch (20 mm) head type: truss, pop screw size: 1 inch (25 mm) head type: flat (csk). ss self tapping screw size: 2 inch (50 mm), head type: hex din rail size: 35 x 7.5 mm, add on auxiliary contact block (1 no +1 nc) casing and capping size: 20mm (3/4 inch), casing and capping size: 50mm (2 inch) copper strip for electrical motor size: 25 x 3 mm, current transformer (for mfm/ammeter), ratio: 10/5a current transformer (for mfm/ammeter), ratio: 15/5a, current transformer (for mfm/ammeter), ratio: 20/5a current transformer (for mfm/ammeter), ratio: 30/5a, current transformer (for mfm/ammeter), ratio: 5/5a emergency stop switch, metal enclosure electrical junction box, size: 200mmx200mmx150mm, metal enclosure electrical junction box size:, 300mmx300mmx200mm three pole neutral (4p), 32 amps miniature circuit breaker (mcb) 4-way mcb metal enclosure, 2- module surface mounted pvc box. thermal overload relay, range: 14-23 amps electronic fan regulator, single module porcelain heater insulators or terminal. blocks, led indicator color: amber pin type lug size: 1.5 sqmm, pin type lug size: 2.5 sqmm pin type lug size: 4 sqmm, pin type lug size: 6 sqmm spade type lug size: 1.5 sqmm, spade type lug size: 2.5 sqmm metal flexible conduit size:19, motor protection circuit breaker (mpcb) range: 6.3-10 amps (rotary) motor protection circuit breaker (mpcb) inst trip rating: 2.5 amps (rotary), motor protection circuit breaker (mpcb) inst trip rating: 25 amps (rotary) motor protection circuit breaker (mpcb) inst trip rating: 50 amps (rotary), ms conduit size: 25 mm motor terminal block range: 10 hp/7.5 kw, motor terminal block range: 40 hp/30 kw thermal overload relay(olr) range: 20-33 amps, thermal overload relay(olr) range: 42-69 amps plug top 3 pin capacity: 5 amps, 4 pole power contactor capacity: mnx 12 4 pole power contactor capacity: mnx 18, 4 pole power contactor capacity: mnx 9 push button (illuminated) color: green, push button (illuminated) color: red plugable interface relay (4 c/o, 230 vac) with base, plugable interface relay (4 c/o, 24 vac) with base analog timer controller for split ac's, terminal block range: 0.2-2.5 sqmm,
Tender For estimate for supply, erection & commissioning of various electromechanical equipment like 5 no. 5 cs. vt pump, electric motors, starter panel and other allied material for flood protection works from the field area of village dang khurd & outfall at rd 65000-r of nigana feeder in lift w/s (m) division, bhiwani for the year 2026-27. - supply, erection & commissioning of 5 c/s axial/mix flow water lubricated vertical flood pumps of 5 cs. discharge at 1440 rpm at static head of approx 6.0 mtr. having adjustable height, including ms bend including flange welding, ss/ht nut & bolts etc complete in all respect as per site requirement with epoxy coating & as per approved specifications of the department, supply, erection & commissioning of solid shaft motor of capacity 30 hp, 1440 rpm, 3 phase, 380 volt+- 10%, with eficiency class ie2 (with 35 mtr compatible 3 phase submersible cu cable from motor to panel/starter) suitable for fitment with 5 cs. v.t axial/mix flow pump type vertical flange mounted as per approved specifications of the department., supply, erection & commissioning of fully automatic star delta starter of cap. 150 amp including all accessories as one incomer of mccb (150amp) with 1 no mcb for lighting load, contactor rating 120 amp, 90 amp, 70 amp with control transformer for control supply, outgoing indicator, having mpr & all types of protections i.e.uv/ov/ over current, phase imbalance/phase reversal protection, locked rotor, dry run etc, digital meters, push buttons, bus bars, capacitor bank, seperate relay for single phase protection etc. complete in all respect suitable for open fields operation of 1 no. motor of capacity of 30 hp with a stand of ms channel with canopy having suitable operating height above the kachha open fields as per approved specifications of the department. (suitable for voltage range 380 +- 10%,) panel should be outdoor type., supply, erection & commissioning of m.s delivery pipe 10" dia. made of ms plate both end flanged (equal to or less than 6 mtr length of pipe) as per approved specification & make. (including ss/ht nut & bolt, rubber packing & other fitment accessory required), supply, erection and commissioning of ms girder parallel flange section ismb 150 with primer and bituminous based paint inside & outside of length 4mtr (approx wt 60 kg per pc) as per approved make & conforming to is808:2021.
Tender For supply of electrical spares c c > f> f - master trip relay , side cable box , power converter 110v ac to 110v dc , digital protection relay , epoxy resin cast current transformer