requirement of spares for chhabi make float cum boost battery charger 24v/30a installed in unit 1 to 2 of ctpp chhabra - 3-phase, full wave, half controlled rectifier brige comprising of scr's and diodes complete with rc surge supression network and suitable heat sink. rating: 19a/1000piv, r = 1000hms / 2 * w c = 0.22mfd / 100 * v charger silicon blocker diode with suitable heatsink, rating: 55a/1000piv rb1(bleeder resistance), rating: 250v/100w-ot wire wound potentiometer to adjust the dc outpu

Rajasthan Rajya Vidhyut Utpadan Nigam Limited has invited bids for the requirement of spares for chhabi make float cum boost battery charger 24v/30a installed in unit 1 to 2 of ctpp chhabra - 3-phase, full wave, half controlled rectifier brige comprising of scr's and diodes complete with rc surge supression network and suitable heat sink. rating: 19a/1000piv, r = 1000hms / 2 * w c = 0.22mfd / 100 * v charger silicon blocker diode with suitable heatsink, rating: 55a/1000piv rb1(bleeder resistance), rating: 250v/100w-ot wire wound potentiometer to adjust the dc output voltage in float mode, rating 10k/3w. rf1, voltage dropping resistance for ffd, rating 200e/50w. resistors for earth leakage relay, rating 50e/25w. fc1(filter condensor) test selected, 10000mfd/50v vm1(dc moving coil voltmeter to read the charger output voltage), rating 0-50v dc. am1(dc moving coil ammeter with external shunt to read the charger o/p current), rating 0-50a dc. sh1(shunt for am1), rating 50a/75mv. fuse failure detector circuit of solid state sensing type for fs2-7(ffd1-2), rating: 24v. high voltage and phase fail/phase sequence reversal circuit (h.v& pf psr ckt.), rating: 25va/415v (456v/18-0-18v). 3- phase scr controller for constant voltage/ current mode of operation, rating: 24 vdc. annunciation circuit of accept, test, push button with common audible alarm and indivial fault indicating leds in - built 96 sqmm. meter and buzzer mounted outside, rating:24vdc. earth leakage relay of solid state sensing type, rating: 24vdc, setting:1 to 7ma. dc under /over voltage ckt. for charger u/v and o/v annunciation rating: u/v on act 22v 34v rest 23v 33v normal 24v 24v metal oxide variator type surge suppressor for primary of transformer (ss1-3), rating: rdn320/20. metal oxide variator type surge suppressors for dc output (ss4), rating: rdn50/14. rl1, auxiliary relay for dc float cum boost charger fail indication, 24vdc transformer tr1, rating: 3-phase transformer, 1.55 kva, 456 v/36 v (l-l), vector group: y-a transformer tr2 for single phase supply rating: 500va, 415 v (l-l)/240 v (l-n) filter choke, rating: 30a 1 pole on/off toggle switch (sw1,sw4, sw5, sw6), rating : 10a 2 pole, 2 way, on/off selector switch (sw2, sw3), rating: 12a rs1, voltage dropping resistance for dc u-o/v, rating 200e/50w. The estimated project cost is ₹0.02 Cr. Please refer to the tender document for EMD details. Interested bidders can submit applications until 30 September 2026, with the technical opening scheduled for 1 October 2026.