Tender For supply of wheatstone bridge , wiens bridge , lab grade calibration set , power devices io fet igbt , 1 ph hw scr thyristor rectifier , 1 ph fw full bridge scr thyristor rectifier , 1 ph fw scr thyristor semi controlled rectifier , 3 ph hw scr thyristor rectifier , 3 ph fw scr thyristor controlled rectifier , 1 ph half bridge inverter , 1 ph full bridge inverter , 3 ph full bridge inverter , 3 ph 3 level diode clamped inverter , 1 ph to 1 ph cycloconverter , 3 ph to 1 ph cycloconverter , 3 ph to 3 ph cycloconverter , buck converter , boost converter , buck boost converter with variable r r l load , transmission line model , string efficiency measurement calculation model , dc ammeters , ac ammeters , lpf wattmeter , upf wattmeter , digital storage oscilloscope , mcb miniature circuit breaker , over current relay testing system , under voltage over voltage relay testing system , industrial electrical protection training system , earth fault relay testing system , high voltage power electronics lab , radial and ring main distribution system , symmetrical and unsymmetrical fault demonstrator , function arbitrary waveform generators , dual tracking fixed power supply , cathode ray oscilloscope , dsb ssb am transmitter , dsb ssb am receiver , frequency modulation and demodulation , am fm radio receiver , synchronous am detector , pcm generation demodulation , delta adaptive delta sigma delta modulator demodulator , data formatting carrier modulation transmitter , carrier demodulation data reformatting receiver , qpsk oqpsk dqpsk modulator demodulator , digital communication training system , sampling and reconstruction techniques , 8051 development board ) /bid number : gem/2025/b/6390980 * /dated: 04-07-2025 & & / bid document 1 / 49
Tender For 3 phase over current (fol) + earth fault relay, ct-6a aux supply 24/110 v dc, output contac t 2 no + 2 nc suitable for switch board cabinet for hog compliant lslrd coaches conforming to rdso spe cification no rdso /pe /spec /tl/0195-2019 (rev-0). [ warranty period: 30 months after the date of deliv ery ]
Tender For corrigendum : supply of different materials used for testing at electricity test division, unnao under electricity distribution circle, unnao. - o/c & earth fault relay (ashida adr 241 b), clamp meter (0-20a), combination pilier (taparia), rachet set (taparia), grinder bosch (240 volt, ac operated), drill machine (240 volt, ac operated), spanner set (taparia), pcv tape (red, yellow & blue) colour, pin type & u type copper lug 2.5 mm2 (100 each), dc indication led (24 volt to 36 volt) suitable for 11kv & 33kv control pannel, flexible copper wire havells (red, yellow & blue, black color) 2.5mm2, tripping coil with assembely make tripping coil assembly stable 33 kv vcb (stelmec, toshiba, cg, schneider), oti(oil temperature indicator) with limit switch alarm & trip contact, temp range (0 c to 150 c), wti (winding temperature indicator) with limit switch alarm & trip contact, temp range (0 c to 150 c) with gradient adjustment through a shunt for ct secondary input (1amp to 5amp), closing coil with assembely make tripping coil assembly stable 33 kv vcb (stelmec, toshiba, cg, schneider)
Tender For for supply and retrofitting of numerical type earth fault over current and master trip relay in place of electro mechanical static type relay installed at different sub station under etc muzaffarnagar and meerut
Tender For e tender for supply erection testing and commissioning of over current earth fault relay auxiliary relay t c switch digital ampere meter and volt meter at 220 66 33 11kv substation katha baddi and 220 66kv s stn upperla nangal
Tender For for retrofitting work of directional over current, earth fault and master trip relay on 132kv relaypanel of 132kv bays at 220kv substation naubasta kanpur under etd-ii kanpur
Tender For corrigendum : retro fitting of 33 kv over current earth fault relay and master trip relay for various 33 kv feeders at 132 kv ss aligarh iii under etd i aligarh.
Tender For el.d.c.no.sm ii/p1/1726/2025overhauling 2nos 1000kva oil type transformer incl filtration top up of new transformer oil 1no of earth fault master auxiliary relay available in 11kv vcb accessories transport charges available in amma maligai rb