Tender For bid to ras providing of repair, maintenance, and installation of plant/ systems/equipments (version 2) - supply electro-mechanical items- item 6-16 amp combined switch and socket with fuse & indicator, similar to the existing 20 amp metal socket, similar to the 15 watt led bulb b-22 single phase prevenior 25 kvar each, 440-470volt, three-phase, box-type capacitor, similar to the existing ding-dong-call bell 18 wart led panel liglu 36 wan led panel light star delta timer 1/2 inch ball valve ss 316 1/2 mch ss 316 nippe) (6-8inch long) 8 inch gilass 10 inch glass 05aj well fitting nose pliers, similar to the existing combinatiou plier, similar to the existing pinoms vice grip plier wire stolpping plier 6 inch center punch 150 mm knife cutter beavy-duty with 10nos blades with each knife. the knife must be similar to the existing hammer 200 gm with handle screw driver two-in-one insulated 380- 405 long bolt cutter bc-24 bolt cutter bc-14 aluminium box type per filter 10 micron, similar to the existing 465x430x50 mm 470x430x50 mm 550x710x50 mm
Tender For supply of semi conductor fuse link 100 amps,660 volts ac, trip indicator type for rps of locomotive as per clw specn. no clw/es/f-8/e drg. no.clw/es/sk-3/f-8/e. [ 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 of spares of apm (el-60) consisting of 18 items s.no. kbi pt. no. qty/set (1) tube port plug with o ring 760837 1 (2) o ring 738362 1 (3) umbrella valve 772345 1 (4) o ring 756728 1 (5) o ring 783649 1 (6) o ring 781694 2 (7) o ring special 771637 1 (8) o ring 749475 1 (9) diaphragm 755749 1 (10) dust boot 772308 1 (11) nut elastic stop 733883 2 (12) ring gasket 772401 1 (13) ring gasket 781215 2 (14) guide pin 771197 1 (15) dust cap 776207 1 (16) indicator 771071 1 (17) spring 771112 1 (18) piston 771113. [ warranty period: 36 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variationpermitted: max 8 lacs ] ]
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
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.
Tender For supply of microprocessor based electronic speed indicator, recording and energy monitoring system used in ac tap changer locos as per [i] rdso's specification no. elrs/spec/spm/0002 [rev.-4] dt. 17.07.2018 and [ii] rdso modification sheet no. rdso/2023/el/ms/0492 [rev.-0] dated 16.06.2023. [ 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 of multi lamp route indicator (led) single digit from 1- 9 with white led with housing rack with white led along with housing rack and i/p voltage 110 +/-20% volts, current 25ma +/-5%, visibility of 400mtrs (minimum) with specification rdso/spn/153/2014 revised item no.5 or latest of efftronics make [ warranty period: 30 months after the date of delivery ] ]
Tender For supply of arrangement for reflector indicator board. drawing no : judw/mech / 03- 415, alt. nil [ 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 auction sale of depot ferrous scrap - scrap and unserviceable condemned mix m.s. coach cutting items & various types of similar items such as , body side door m.s., p.o.h. coaches realised corroded pieces,air brake,clamp,pipe pin,m.s. door of battery box ,m.s.ventilation door,foot plate,ice box,m.s. spring,m.s. angle,and m.s. lader with rubber coating,coach cuttings, coach doors , seat frames , bearth/seat frames, light head stock cuttings, train lighting fittings,, side lamps lamp hand signal, fittings, tail lamp fittings, cft/tl light fittings, ictp/ icfp empty swich boxes tail lamps, tube light fittings, tube light jali, fan blades, fan jali, fan guards fan ribs, fan rings, empty power pannels, signal platform, destination board, valley board, letter board,ms signal base, loc, inercooler, nut bolts and other hardwares, m s furniture.m s wheel stand,window grill, ms measuring cans, tins, racks, break pipes, silencer of tower wagon, dust bin, ms pipe and cut pcs. of ms pipes, rods, ms bars released from broken constructin, compressor spring, wire /coil springs, ms rope wire, pcs. of brake beam pipes, stands, m s ferrous light junk kachra related scrap i.e ms angles, chanels, flats pcs. of cable racks/laders ms brackets, dust bin stand, tin fuse box, fire extinguisher, empty glow sign boards, empty electrical pannel, ms stand, oven, earthing patti, empty cable tray, fly catcher, galvanized patra / sheet and their cut offs, cut pieces of ms cupboards, rack etc, plain/ corrugated / toughened sheets and its cut pcs. such as strips, patties, patties, patra, rings, coils, boxes, ms brake control cover, patra, angle, small springs, pins, wire, electric point, shunt signal unit and post. signal ladder , location box, earth electrode , signal post and base , signal unit, point roddings , junction route indicator and cut pieces in mijscellaneous, coil, collapsible doors and shutters and their parts/cut offs, grills , channel grills, compound /bridge jali with or without frame, ms fencing and their parts, fencing patties, angle pcs., frames,wire mesh, g.i./ms pipes and tubes , tubes and their cut pcs, damaged gi/ ms pipes/ rods/ tubes and their pcs. , ms/galvanised boxes, junction box, switch boxes, empty convertor, payary (steps), filters, rings, nut bolts, u clips, pipe pin, gate m/c dismentled, liquid container, damaged video boxes and their cut offs, crt cabinet, location boxes , jumper, jumper box,ground connections , basket steel, water cane/ material carring trolley,steel baskets, containers, trays, frames, stretchers, nets/ jali , released ground connection, halogen, panto pans, compressor spares, dust guard, air filters and filter covers, ms/gi duct and its parts,insulating armature of signal cable, hand lamps, side lamps, signal lamps petromax, hs lamp, clamps, signal post,signal platform, signal base, ms/ gi wire/ coil, funnels, wall protectors, boxes, iron bar pcs released from broken construction , desmantelled weighing machines parts/ covers etc. ms pipe with or without ci attachment, bins, plates, rings, spares/ parts /body of weighing machine , platform weighing machine and its parts, pressure switches and other switches , signal parts, location boxes,panel board,fuse box,mdb board,pedestial for lc gate and their cut parts and other ferrous miscellaneous scrap items with or without minor nf/ss/ wooden / rubber / rexine attachments of sorts and sizes, broken and damaged, u/s for rly. use, excluding items: rail and rail pcs., axles and axle pcs., wheel tyre and pcs., cam shafts, helical springs, bolster springs, buffer plungers, face plates, axle box housings/ casings, brake beams, fish plates, screw couplings/draw bar hooks, break beams, reservoir tanks, st sleepers and other various types of similar ms items etc. note: 1. hammering/ pressing/ cutting is permitted for easy loading only, 2. if found any non-ferrous item will not be delivered (qty approx)