Tender For supply of electrical spares for be shovel d d - contactor-part no. -w97821901040 , control resistance- 1rh-12rh-part no. -5530900607 , potentiometer propel current feedback-part no. 12619609 , relay propel field loss-part no. -12576821 , dc contactor-part no. -12092666 , control resistance-part no. -5530900610 , top plate-part no. 17413440 , transformer auxiliary power-part no. 12883966
Tender For corrigendum : supply of dry type auxiliary transformers d d - 500 kva 33 kv415 v dry type auxiliary transformer , 630 kva 33 kv415 v dry type auxiliary transformer , 1000 kva 33 kv415 v dry type auxiliary transformer , 1600 kva 33 kv415 v dry type auxiliary transformer , 2000 kva 33 kv415 v dry type auxiliary transformer , 2500 kva 33 kv415 v dry type auxiliary transformer , 630 kva 11 kv415 v dry type auxiliary transformer
Tender For supply of 25kv drop out fuse switch assembly with support insulator as per rdso specification no. eti/psi.14(1/86) rev-1 for 25/10kva auxiliary transformer.
Tender For supply, erection, commissioning and testing of igbt based 3-phase drivepropulsion equipment with physical medium i.e. esd/emd/ofg for multi-functional vehicle bus (mvb) as per iec 61375, terminal bracket, bus bar link and cu braid required for connection between main transformer and traction converter, auxiliary converter, interfacing connectors, cables and cable loom required for connection from vcu 1/2 to sb1/2 panel. as per specification no. i)rdso/2008/el/spec/0071, rev.5 for igbt based 3-phase drive propulsion equipment, ii) clw/es/3/0458 alt.e or latest for control cables iii) clw/es/3/0459 alt.c or latest for screenedcable iv) clw/es/3/0124 alt.o or latest. the detailed scope for erection isenclosed at annexure-a. note: -the scope shall also include the removal of allexisting gto-based equipment, viz. burs, srs, and vcus etc., directly related to the provision of the igbt-based 3-phase drive propulsion system withphysical medium, as required for the integration of the new equipment. thedetailed scope for erection is enclosed at annexure-a. associated equipmentremoved during the replacement from gto to igbt shall be refitted (as per thesite engineer's guidelines), as necessary, to ensure proper functioning of the igbtpropulsion system. the firm shall ensure that, upon completion, the propulsionsystem is fully functional in all respects. all works and accessories necessary toachieve this objective, whether explicitly mentioned herein or not, shall be deemedto be included in the scope.(documents attached)
Tender For supply of set of resistance as per clw specn no.clw/es/3/0014, alt-g or latest and clw/es/3/0464, alt-b or latest for 3 phase locomotives. set consists of 9 items, 22 nos. as per the following. (1) resistance for primary current transformer -01no. (2) earthing resistance (earth fault detection) harmonic filter-i -02nos. (3) earthing resistance (earth fault detection) harmonic filter-ii-02nos (4) resistance to maximum current relay-01no. (5) earthing resistance (earth fault detection) aux. converter-02nos (6) earthing resistance (earth fault detection) 415/110v-02nos (7)earth resistance screen train bus-02nos (8) earthing resistance (earth fault detection) control circuit-03nos (9) resistance input filter auxiliary converter-04nos
Tender For corrigendum : supply of procurement of spares for breaker and control panel c c - current transformer ctr 400 5a , epoxy resin cast current transformer rat , expoxy resin cast current transformer 20 , current transformer ctr 600-300 5 , vcb limit switch , vtc closing coil 110 v dc , plug and socket 19 pin , vcb 11 kv 1250a25kambl , anti pumping relay 11 pin 110v ac , aux. contactor pak 6u544 w 0468151 , draw out handle , breaker charging handle , shunt trip coil 110 v dc , mechanism catch 25ka , machanism motor wound spring charged 25k , rectifier bridge unit 60 63a 600piv 100v , auxiliary contactor 110v. , bushing pad 175 875a , voltmeter 0-8kv sf 96 mm 6. 6kv 110v , ammeter sf 96 sq mm ctr 200 11a , lmp ind 7wt 110v w hldrw o lens bch , sw v meter selector srp-135 v , switch auxiliary assly 8-way , lighting arrestor. 6. 6kv , spout bus bar 1000a , idmt relay , relay e l 50a 1a 110v ac ) /bid number: gem/2025/b/6875500 * /dated: 11-11-2025 & & / bid document1 / 26