Tender For digital earth fault locator suitable for dc system voltage grades 220v,110v,48v & 24v working on dc power supply 220v & 110v or ac-220v external supply. the unit shall consist of the following items i.transmitter working on dc system voltage measurement range: 0v- 500v dc with measurement resolution dc 1v & accuracy of 5%+/-5v, system for ground impedance measurement range: 0-1m ,accuracy:10%+/-3k ii. a receiver with insulation resistance measuring range at least:0-600k , insulation impedance measurement resolution: 1k . & the resolution of earth leakage current detection: 0.1ma with built in rechargeable power supply. item to be supplied with suitable signal clamps, current sensors, power adapters. makes and model: metravi-dcgfl-999 or dc trace of scope t&m or equivalent. [ warranty period: 12 months after the date of delivery ] ]
Tender For purchase of equipment for the department of physics--- weight box (gm weight & milligram weight), simple pendulum (bob), young modulus, voltmeter (0-10 volt dc), galvanometer (0-30), voltmeter dc (0-3 volt), battery eliminator (power supply, dc output, 2-12 vol 750ma), post-office box, tangent galvanometer (50 turns coil), spherometer, led and laser diode characteristics apparatus, hybrid parameters of transistor, tomcats pendulum , bar pendant , damping oscillation in various mediums , thermal expansion apparatus , reported apparatus , archimedes principle apparatus , biot-savart law apparatus , photodiode characteristics apparatus , ldr characteristics apparatus, tunnel diode characteristics apparatus, rc coupled amplifier kit, rc phase shift oscillator using opamp, deflection magnetometer set, opamp kit, surface tension by capillary rise, co-efficient of viscosity by poiseuille's method., co-efficient of viscosity by stokes law with photogate, lcr series resonance apparatus, lcr parallel resonance, spring constant set, laser red for diffraction, laser green for diffraction, laser violet blue for diffraction, grating with different grating constant, vibration magnetometer, hall effect apparatus, bh curve tracer, quincks method, piezoelectric transducer kit, mercury lamp, fresnel's biprism diffractionapparatus, bread board with power supply, balmer series and rydberg constant set up, hydrogen discharge tubes for the rydberg constant set up, mercury lamp, michelson interferometer with light source, fresnel bi-prism complete set-up with sodium source, set-up for millikan's oil drop experiment, set-up for de-broglie wavelength. measurement, zeeman effect, lattice parameter se, electron spin resonance , fourier analysis kit , microwave bench set up