Tender For supply of excitation system spares d d - thyristor module , feraz fuse , circular cooper reactor , isolator assembly 3p ac , isolator assembly 2p dc , dyn11 transformer , dc ammeter , shunt 1500a , thristor , ring type ct , exctn thyristor centrifugal cooling fan , gate circuit assembly with pulse trafo , voltage dropping resistor , field flashing contactor , field discharge resistor , stainless steelcast grid resistor , crow bar type over voltage protector , diode assembly , three phase rectifier bridge , hrc fuse assembly 250a , field flashing transformer , auxiliary relay re300 a , auxiliary relay re300 , dc voltmeter , hrc fuse assembly 16a , shunts , hrc fuse link , mdl69203ia1aa unc4660av1 v , cpu module , interrupt generator , analoug io card , digital io card , mdl 69203py2ba power supply card , mdl 69203du1aa un0663bv1 , davr mdl , pulse monit , pulse final stage , ac dc power pack unitrol , test point module , numerical 3 phase over current relay , numerical rotor earth fault relay , dc supply module , aux relay , relay aux ) /bid number : gem/2025/b/6585054 * /dated: 21-08-2025 & & / bid document 1 / 31
Tender For corrigendum : supply of lt miscellaneous items for lt switchgear lt system for the year 2024-25 unit 5 and 6 csctpp chhabra - air flow sensor sl0101, control supply -230v ac, with 1 no +1nc contact, make-ifm or equivalent, dynamic braking resistor 13 ohms/ 9600w, 10% ed, 10 sec. max, ambient 50 degree,make-iresco/equi or equivalent, fan: axial, dia: 250, 230vac, 50hz, 115w, air flow:1610 m3/h (specification attached at annexure-i), fan: axial, dia: 450, 415 vac, 50hz,480 w, air flow:4530 m3/h,speed-1360 rpm,(specification attached at annexure-ii), fan axial 08" ball bring 230v ac 1p-50hz (as per annexure-iii ), relay assly : 4 relay, 2 c/o, 5a/24v dc, with led indication, iron core reactor 3 phase, 0.359mh/45a, 3 ph iron core, 117 uh/240a, make: rishab/ transformer/epi/equi or equivalent, 3 ph iron core, 67 uh/240a, make:rishab/ transformer/epi/equi or equivalent, 3 phase line choke ,in-21 amp,inductance-4.2mh,class-f,freq-50hz,voltage-415v, 3 phase line choke ,in-21 amp,impedance-3%,class-f,freq-50hz,voltage-415v, ct: metering 250/5a, 15va, class 1, ct dim.: 180{w}, 100{d}, 70{h}, window size:20x35mm, front terminals, resin, cast, insulation class:e, type 2, colour:yellow, resin cast insulaed c.t 400/5a,class-1,va-10, resin cast insulaed c.t 400/1a,class-1,va-10, thermal overload relay range 95-120 a, 125hp three phase submersible pump star delta starter with 3-position selector switch (with auto switch), single phase preventer, current overload protection with short circuit protection., aluminium ring type terminal lugs conforming to is-8337/is-5082 ,iec-61238,for voltage rating 1.1 kv, 6 sq.mm, 10 sq.mm, 16 sq.mm, 25 sq.mm, 35 sq.mm, 50 sq.mm, 70 sq.mm, 95 sq.mm, 120 sq.mm, 150 sq.mm, 185 sq.mm, aluminium pin type terminal lugs conforming to is-8337/is-5082 ,iec-61238,for voltage rating 1.1 kv, 10 sq.mm, 16 sq.mm, 35 sq.mm, copper ring type terminal lugs conforming to is-8337/is-5082 ,iec-61238,for voltage rating 1.1 kv, 1.5 sq.mm, 2.5 sq.mm, 6 sq.mm, 10 sq.mm, 16 sq.mm, 25 sq.mm, power terminals mounting on din conforming iec 60947-7-1,voltage rating-1 kv,safe for fingers., current rating-140 a, 35 sq.mm,3 nm, current rating-192 a, 70 sq.mm,6 nm, current rating-232 a, 95 sq.mm,6 nm, copper pin type terminal lugs conforming to is-8337/is-5082 ,iec-61238,for voltage rating 1.1 kv, 1.5 sq.mm, 1.5 sq.mm(hollow type), 2.5 sq.mm, 2.5 sq.mm(hollow type), 6 sq.mm, 10 sq.mm, 16 sq.mm, 25 sq.mm, copper u type terminal lugs conforming to is-8337/is-5082 ,iec-61238,for voltage rating 1.1 kv, 1.5 sq.mm, 2.5 sq.mm, 6 sq.mm, terminals blocks (melamine housing) khaki color, 4 sq. mm, 32 amp., 600v, 10-20awg, screw type, din mounting, 6 sq. mm, 41 amp., 800v, 08-20awg, screw type, din mounting, 6-35 sq. mm, 125 amp., 750v, screw type, din mounting, 1.5-4sq. mm, 32 amp., 800v, 08-20awg, stud type, bolt connection, clip on din mounting, 35-50sq. mm, 125 amp., 1000v, clip on din mounting, wago make grey colour screwless , spring clamp, polyamide terminals for interpanel wiring , terminal:769-251, female plug:769-102 with add-on, modular timing relay,5a,2co,0.1s 100h,on-delay,230v ac, voltage-transducer, suitable for 24v dc power supply,i/p:0-500v ac,dual o/p(4-20ma), din rail mounted,, shunt resistor, 750a/60mv,0-60mv, shunt resistor, 175a/60mv,0-60mv, shunt resistor, 200a/60mv , 0-60mv, thermal overload relay,1.6a-2.5a, 3 pole, bi - metallic, 1 no + nc,, thermal overload relay,16a-25a, 3 pole, bi - metallic, 1 no + nc,, ac axial fan230 vac,50/60 hz 6"172x150x51 mm(model no rec-21725b2w) rexnord make or equivalent for 1:1 replacement, ac axial fan230 vac,50/60 hz 4"120x120x38 mm(model no rec-22038 a2t) rexnord make or equivalent for 1:1 replacement, transformer protection relay,i/p-4 nos of rtd sensors(pt-100),3 no of set points,0-300 temperature indication range,o/p-four relay contacts(01 c/o contacts),one analog 4-20 ma output contacts ,aux supply -90-270 v ac/dc,pecon make ,model no-tr-7570 or equivalent for 1:1 replacement, add-on auxilia
Tender For supply of bearing housing as per item 1 of attached specification document , pump gland as per item 2 of attached specification document , pump gland with moc as per item 3 of attached specification document , bearing housing de ci as per item 4 of attached specification document , pump shaft up as per item 5 of attached specification document , pump insert de as per item 6 of attached specification document , wall mounting fan as per item 7 of attached specification docuemtn , ct 3 phase asper item 8 of attached specification document , installation, testing and commissioning of portable water purification system as per item 9 of attched specification document , cpvc pipe 40 mm as per item 10 of attached specification document , rain coat xl as per item 11 of attached specification document
Tender For supply of epoxy painting of 33kv as per item 1 of attached specification document , ct pt spout and bkr housing as per item 2 of attached specification document , 630 kva 415 kv dry type transformer as per item 3 of attached specification document , 800 kva oil type transformer as per item 4 of attached specification document , servicing of 33kv ht breaker checking as per item 5 of attached specification document , supply of portable inflatable led tower lighting system as per item 6 of attached specification document
Tender For supply of material for compressed air piping system at ct assembly shop and ct final shop , installation & commissioning of compressed air piping system at ct assembly shop and ct final shop