bids are invited for title1 - non-computerized counter and parallel flow apparatus , title2 - thermal conductivity apparatus , title3 - stefan boltzmann apparatus , title4 - apparatus for heat transfer through composite wall , title5 - apparatus for heat transfer through natural convention , title6 - apparatus for critical heat flux apparatus , title7 - apparatus for heat transfer through lagged pipe , title8 - apparatus for heat transfer through forced convection , title9 - models of boiler mountings and accessories. , title10 - models of two stroke and four stroke engine for diesel and petrol engine , title11 - different types of steam traps (mechanical ball float type) (thermodynamic steam trap) , title12 - digital energy analyzer , title13 - induction motors with starter single phase , title14 - single phase transformer, 2 kva , title15 - digital three phase energy meter , title16 - different types of starters such as direct on line starter, star delta starter, auto- transformer starter etc. , title17 - experimental set up for experiment in parallel & series connection, stair case wiring, tube light wiring, motor connection, speed measurement, demonstration of winding etc with necessary power, voltage, and current measuring devices (wiring board for practical classes). , title18 - hand tachometer , title19 - soft starter , title20 - digital pocket type thermometers with different types of probes , title21 - multi channel data logger , title22 - various tutors/transducers , title23 - pid controller temperature controller system , title24 - solar lighting system , title25 - non-computerized refrigeration tutor , title26 - non-computerized air conditioning tutor , title27 - models of sealed and open type compressor , title28 - refrigeration plant controls , title29 - refrigerant charging station cum tutor. total quantity : 60