notice inviting e-tender for supply, installation, commissioning of devices, equipments, instrument, machineries, tools etc. for mechanical engineering, electrical engineering, physics, chemistry laboratories at raghunathpur government polytechnic. , all geared lathe machine , v belt driven lathe , universal milling machine , pedestal grinding machine , drill vice , drill press clamp , brazed carbide parting off tool , brazed carbide external threading tool , knurling tool with holder , boring bar with holder , hss involute gear cutter set , turning tool with holder straight , parting tool holder , universal tool holder , g clamps , dial indicator with magnetic stand , universal surface gauge , spirit level , radius gauge , digital universal bevel protactor , grease gun , centre gauge for lathe , center drill bit , slitting saw cutter , counter sink tool , carbide reamer drill bit , mastermandrel , arc welding machine transformer based , arc welding transformer ( manual portable type ) , tig welding machine , mig welding machine , bench drilling machine , piller drilling machine , drill bit sets , drill vice , c clamp , drill chuck , 13 mm drill chuck , slip gauge set ( grade 2 ) m87 set material- alloy steel , c-type burden tube pressure gauge model , la mont boiler model, for educational purpose , cut section model of 4 stroke petrol engine , cut section model of gas turbine , oxy-acetylene gas welding set , oxygen flash back arrestors ( for pressure regulator and welding blow pipe ) , acetylene flash back arrestors ( for pressure regulator and welding blow pipe ) , to study the different types of insulators , to study the various types of turbine used in power station , a complete wooden / fiber model showing the supply system from 6.6kv / 400v substation to a housing complex. , setup to study solar pv modules used in street lighting , setup to study generating station using wind power ( working model of wind generator ) , pyranometer , 8086 microprocessor trainer kit with led display. , to realize different boolean expressions with logic gates. , to realize half adder, full adder subtractor, parallel and serial full adder , to implement encoder, decoder, multiplexer and demultiplexer , to verify the function of s-r, d, j-k and t-flip-flop , calibration of single-phase energy meter , ac ammeter , dc power supply , miniature circuit breaker ( mcb ) , electromagnetic contactor , to make & test the control and power circuit for fully-automatic star-delta starter and dynamic braking operation of cage induction motor using contactor control , digital tachometer , hand drill machine , ceiling fan , mixer grinder , transformer 3 kva , determine the regulation & efficiency of single-phase transformer by direct loading method , parallel operation of two 1 phase transformer , determination of equivalent circuit parameter of 1 phase transformer by oc & sc test , stroboscope , 3 phase half controlled bridge converter , test hrc fuse by performing load test , test mcb fuse by performing load test , dismantle mccb / elcb / rccb and identify different parts , testing of directional over current relay using relay testing kit , testing of induction type over current relay using relay testing kit , experiment to compare power consumption of different types of tube lights with electromagnetic ballast, electronic ballast and led lamps by direct measurements and estimate energy saving. , experiment to estimate energy saving by improving power factor using pfc for an electrical load. , digital multimeter , benchtop digital ph meter , benchtop digital conductivity meter , tlc plate , tlc chamber , disection forcep , glass capillary tubes , laboratorythermometer , bod bottle with stopper , magnetic stirring bar , redwood viscometer , lubricating oil , abels flash point apparatus , stopwatch , reagent bottle , manganese sulphate, monohydrate , sodium azide , zn powder , copper pyrite ore ( powder ) , methyl alcohol , ethyl alcohol , potassium chloride , glass dropper , vernier caliper , screw gauge ( non-digital with ratchet stop. pitch 1 / 100 ) , screw gauge ( non-digital with ratchet stop. pitch 0.5 / 50 ) , spherometer ( screw pitch 0.05mm ) , spherometer ( lc 0.005mm ) , concave mirror , convex mirror , concave surface , glass slab ( dimensions: 7.5´5´1.8 cm3 ) , glass slab ( dimensions: 10´6´1.8cm3 ) , wood, metal inclined plane apparatus for determining coefficient of static friction between wood and glass , hooks law apparatus , mercury , glycerine , magnet , small hollow metal cylinder , small crome steel bearing balls , linear expansion vertical apparatus , flywheel apparatus , kirchhoffs law trainer , parallel plate capacitor with adjustable distance , digital lcr meter , photo-electric cell with lamp house and optical bench , digital multimeter