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State Government

CTN :39984717 Due date: 18 Apr, 202518 Apr, 2025 NA
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 :39762205 Due date: 16 Apr, 202516 Apr, 2025 NA
Tender For corrigendum : supply of 24vz9c003 boq - bonded seal 3 8 bsp , bonded seal 1 11 4 bsp , flexible hose for main pump station with 5 nos hoses , cleating cylinder seals , flexible hose , flexible hose , hinge pin bush , bush , cylinder head pin , bush , bush , bush , cylinder head pin , cylinder , pushing , cylinder , pushing , cylinder , pulling , cylinder , pulling , cartridge , rlf , seal kit , valve , seal kit , coli , seal kit , valve , seal kit , valve , cartridge , fl cont/cv , cartridge , relief , cylinder , double act , bearing , spher , split , bearing , spher , split , seal kit , cyl , seal kit , cyl , cartridge , flow control , valve , dir , sol op , cartridge , load control , seal kit , valve , seal kit , cartridge , seal kit , cartridge , seal kit , cartridge , seal kit , cartridge , grease nipple , counterbalance v/v cartridge , cbea lhn , reducing v/v cartridge pbfb fbn , p.o.check v/v cartridge ckcd yan , non return valve , rv20 , isolating valve , khv305 , filter element , for main pump station go2023 , filter element for main pumpstation 602005 , pressure gauge , main pump station , pressure guage , main pumpstation , relief v/v cartridge for main pumpstation , lever operated direction control v v w43gpo icipo7 , counter balance v/v cartridge cbga lhn , filter element , for hatch cover pump station. g01068 , relief v/v cartridge dbds10/g10315(hatchcover pumpstation) , valve , mtr-out-fl , ctrl , drwno 83-14545/10.2 , hose flexible with standard pipe end conn.i.d.3/4 xlgth910mm , hose flexible with standard pipe end conn.i.d.3/4 xlgt1170mm , hose flexible with standard pipe end conn.i.d.5/8 xlgt1050mm , hose flexible with standard pipe end conn.i.d.1/2 xlgth870mm

Central Government And Public Sector

CTN :39926270 Due date: 28 Apr, 202528 Apr, 2025 NA
Tender For supply of spare of crane - retaining spring 3 verz for liebherr lr-11350 crane bearing serial no. 074830. part no 43 31 028 08 , retaining spring din 2194 6 a3c for liebherr lr-11350 crane bearing serial no. 074830. part no 43 31 050 08 , electric pump for liebherr lr-11350 crane bearing serial no. 074830. part no 77 43 566 08 , weight 43x70x245 engjs400-18 verz for liebherr lr-11350 crane bearing serial no. 074830. part no 38 82 832 08 , weight en-gjs400-18 fe slash slash zn20 slash slash b for liebherr lr-11350 crane bearing serial no. 074830. part no 38 82 831 08 , luminous switch contact sender 2 for liebherr lr11350 crane bearing serial no. 074830. part no 60 61 447 08 , lead wl611c for liebherr lr-11350 crane bearing serial no. 074830. part no 96 37 247 08 , angle transmitter optisch 360 degree spf for liebherr lr11350 crane bearing serial no. 074830. part no 69 23 100 08 superseded by 10802057 , electric actuator for liebherr lr-11350 crane bearing serial no. 074830. part no 56 17 832 , lead wl524r for liebherr lr-11350 crane bearing serial no. 074830. part no 96 37 870 08 , lead wl609s for liebherr lr-11350 crane bearing serial no. 074830. part no 96 37 682 08 , lead wl524l for liebherr lr-11350 crane bearing serial no. 074830. part no 96 37 868 08 , limit switch hub-oben spf for liebherr lr11350 crane bearing serial no. 074830. part no 60 60 533 08 superseded by 10678395 , inductive sensor spf for liebherr lr-11350 crane bearing serial no. 074830. part no 69 23 087 08 superseded by 11347206 , pressure relief valve pv equal to 200bar pmax for liebherr lr11350 crane bearing serial no. 074830. part no 51 14 975 08 , lead wl510 for liebherr lr-11350 crane bearing serial no. 074830. part no 96 37 822 08 , lead wl447 for liebherr lr-11350 crane bearing serial no. 074830. part no 96 37 487 08 , lead wl935r for liebherr lr-11350 crane bearing serial no. 074830. part no 96 41 350 08 , lead wl935l for liebherr lr-11350 crane bearing serial no. 074830. part no 96 41 351 08 , lead wl420a for liebherr lr-11350 crane bearing serial no. 074830. part no 96 37 867 08 , lead wl420b for liebherr lr-11350 crane bearing serial no. 074830. part no 96 38 354 08 , sensor lift top limit switch mit m12 for liebherr lr-11350 crane bearing serial no. 074830. part no 96 20 219 08 superseded by 10678395 , wind velocity transmitter spf for liebherr lr-11350 crane bearing serial no. 074830. part no 69 14 046 08 superseded by 11066001 , lead wl612 for liebherr lr-11350 crane bearing serial no. 074830. part no 96 37 481 08 , lead wl612a for liebherr lr-11350 crane bearing serial no. 074830. part no 96 37 960 08 , lead wl971 for liebherr lr-11350 crane bearing serial no. 074830. part no 96 37 768 08 , lead wl970 for liebherr lr-11350 crane bearing serial no. 074830. part no 96 37 769 08 , magnet 24v for liebherr lr-11350 crane bearing serial no. 074830. part no 57 06 338 08 , magnet 24v dc for liebherr lr-11350 crane bearing serial no. 074830. part no 10 42 953 2 , winch revolution transducer for liebherr lr-11350 crane bearing serial no. 074830. part no 10 04 047 7 , pressure limiting valve for liebherr lr11350 crane bearing serial no. 074830. part no 10 48 973 4 , brake valve for liebherr lr-11350 crane bearing serial no. 074830. part no 10 03 826 2 , lead wl512l for liebherr lr-11350 crane bearing serial no. 074830. part no 96 37 821 08 , lead wl321 for liebherr lr-11350 crane bearing serial no. 074830. part no 96 37 214 08 , lead wl321a for liebherr lr-11350 crane bearing serial no. 074830. part no 96 37 225 08 , lead wl523l for liebherr lr-11350 crane bearing serial no. 074830. part no 96 37 836 08 , lead wl523r for liebherr lr-11350 crane bearing serial no. 074830. part no 96 37 839 08 , starter 24v for liebherr lr-11350 crane bearing serial no. 074830. part no 10 65 104 1 , motor control device for liebherr lr11350 crane bearing serial no. 074830. part no 10 66 359 2 , filter package for liebherr lr-11350 crane bearing serial no. 074830. part no

CTN :39866243 Due date: 19 Apr, 202519 Apr, 2025 50.00 Lacs
Tender For supply of lab equipment - bench top single beam uv spectrophotometer withcovers 190 to 1100 nm 4 position cuvette holder automatic wavelength selection 128x64 graphical lcd printer interface usb computer interface with professional scanning software specifications wavelength range 190 1100nm spectral band width, orbital shaking incubator shaking speed range 20 to 250 rpm voltage 220 240v chamber volume 215 ltrs, manual baby mini power pack manual bio world50 v100ma, mini horizontal gel electrophoresis system microtome, alloy steel, min 1micronthickness max60 microntrimming thickness range 1010um 40um vertical stroke, advance rotary microtomy latest spencer 820 type with razer 1 microtome dimensions2 alloy steel3 min 1micron4 thickness max 60 micron5 trimming thickness, compound microscope type compound microscopes head trinocular 30 degree 360 degree rotating 48 75mm interpupilar plus or 5mm diopter on left tube objective magnification semi plan 4x or 0 10 10x or 0 25 s40x or 0 65 oil immersion objectives, laboratory hot air oven 1. heat load 0 point 75 kw 1 point 50 kw 2point25 kw2. no of shelves 2 3. temperature range 50oc 200oc plus or 2oc 4. insulation mineral wool5. safety device with thermostat 6. temperature controller 7. temperature display8. by l shaped glass thermometer 9. electrical supply 220 or 230v ac 50 or 60hz, laboratory eggs incubator capacity 80 lit 1 temperature range ambient plus 5 to plus 90 degree c 2 temperature uniformity plus or minus 0 35 degree c at 37 degree c 3 temperature control thermostat 4 display thermometer 5 door solid door w or glass window & lock6 exterior ms painted7 interior aluminum8 safety features over temperature thermostat9 shelves aluminum10 power supply 220 volts 11 optional caster wheels12 digital timer 13 fluorescent lamp14 incubation of co2 air mixture15 combined digital temperature & humidity controller, ph meter digital 1 range ph 0 to 14ph2 mv measurement 0 plus or minus 1999 mv3 resolution ph 0 point 014 accuracy ph 0 point 015 calibration three point calibration6 display 4 digit led display7 power supply 230v ac 50hz plus or minus 10 percent 8 temperature range 0 to 100 degree c9 standard buffer capsules 4 dot 7 & 9 dot2 ph buffer 4 dot 7 & 9 dot 2 supplied10 operating manual operating manual 11 electrode 1 set of electrode stand & clamp, conical flask 200 ml insufficient number available, electronic balance 1 kern pcb 6000 0feature2 ce compliant material3 stainless steel platform4 ac or dc input5 100 240 v ac universal plug set, gel electrophoresis assembly with digital power pack h number of samples 52buffer volume 600mlnumber of casting tray 7x5cm 13x6cm 13x10cm 1 no each number of combs multichannel pipette compatible combs height adjustable combs26 wells 1point5 mm thickness comb well width 3mm interspace 1point5 mm 2 nosno of platinum electrodes positive and negative each one buffer chamber with safety lid 1 nogel caster 1 no, thermal cycler 1 europlug2 220 240 v europlug feature3 ce compliant usb interface4 eppendorf 53840000125 temp measuring range accuracy plus minus 0point5 degree c at 20 45 degree c parameter 6 24 100 degree c temp range7 300 1 500 rpm speed mixing8 capacity 10 holds 1 block, cooling centrifuge 230 v ac uk plug featurece compliant to hold 24 1point5 or 2point0 ml micro centrifuge tubes corning 6767 hs parameter 13300 rpm16300 g technique s centrifugation suitable, gel documentation unit with computer 64 mega pixel camera, micropipette 12 channel10 100 ltwelve channel variable micropipette 0point5 ml, tips of micropipette round polypropylene tip borosil 100 1000hl c3 variable volume single channel micropipette mechanical, eppendorf tubes safe lock tubes with lid& latch with graduation material polypropylene, pcr tubes micro centrifuge tube 0point2 ml with cap transparent pack size 1000 pcs thin wall polypropylene pcr tubes with attached flip caps for labeling full height wells the thin walled polypropylene tubes and caps

Central Government And Public Sector

CTN :39787699 Due date: 18 Apr, 202518 Apr, 2025 NA
Tender For supply of hydraulic balance draft gear scragging machine for pressing/pre-load testing/disassembly & assembly of balanced draft gear and fixture with accessories.technical specification and requirements as per annexure-a. [ warranty period: 24 months after the date of delivery ]
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