Latest step down transformer Tenders | Government step down transformer Tenders

CTN :41811138

29 Sep, 2025 NA

Pudukkottai - Tamil Nadu

Tender For purchase of lab equipments - purchase of lab equipments, ic741, ic555, ic7432, ic7408, ic7404, ic7400, ic7402, ic7486, ic74180, ic7473, ic7490, ic7474, ic4051, resistor (470 ,150 ,220 ,100 ,1k ), inductor (50mh,10mh,100mh,1mh), capacitor (1 f), ceramic capacitor (0.01 f), zener diode, transistor (bc547, cl100, bc107), fet(bfw10), ujt2n2646, 6 volt step down transformer, cro probe crocodile clip red black test probes

Central Government/Public Sector

CTN :41780892

02 Oct, 2025 40.00 Lacs

Chandimandir - Haryana

Tender For cwe/ chd-86 /2025-26 repair and maint of 11 kv ht oh line/ug cable step down transformers 11 kv/0.433 kv, vcb, ht load break switch god, lightning arrester at n area and hallomajra under ge chandigarh

CTN :41678387

16 Sep, 2025 NA

Kanchipuram - Tamil Nadu

Tender For corrigendum : rectification of electrical safety defects - supply and installation of electrical danger notice boards conforming to is 2551 1982 and the indian electricity rules, 1956. each board shall be fabricated from mild steel plate not less than 1.6 mm thick, vitreous-enamelled in visible red finish, with lettering, figures, and skull-and-crossbones emblem in signal white. plate size 200 150 mm with rounded corners, suitable for 415 v medium-voltage installations, bearing bilingual wording (english and tamil) centrally spaced as per the standard. fixing holes of suitable diameter for rivets shall be provided at the corners. boards shall be permanently affixed in conspicuous positions on distribution boards and panels using corrosion-resistant rivets or equivalent fasteners. the rate shall be quoted per piece inclusive of supply of board, rivets, and complete affixing, inspection, testing, cleaning, recommissioning, and submission of the test report for the lightning protection system installed on a 30 metre-high ms wireless tower, including the removal and replacement of all associated fasteners on the downcomer gi plate, ensuring full compliance with applicable standards and operational safety requirements. , inspection and testing of earth electrodes; reconditioning and refilling of earth pits; removal of corrosion from contact plates; replacement of fasteners; cleaning of earth pit troughs; correction of wall separators for earth pits; painting with yellow colour; fixing of durable identification labels with red-coloured text in the respective troughs; provision of closure slabs; and submission of test reports along with photographic evidence. walls to be provided newly: 5- earth pits with existing walls: 22, refilling of silica gel in 11 kv/415 v step-down transformer breather, ensuring proper colour indication and complete replacement of exhausted, dehydrated, or saturated silica gel., insulation and safety covering of exposed live terminals in the 125 kva dg set and of the outer surface of the tneb ht meter box using pvc/acrylic insulation sheets of adequate thickness, rating, and appropriate size suitable for the respective voltage levels, ensuring full electrical insulation and compliance with safety standards. size; 30x20 inches-1 no. 12x24 inches-1 no.

Central Government/Public Sector

CTN :41596971

23 Sep, 2025 42.58 Lacs

Visakhapatnam - Andhra Pradesh

Tender For corrigendum : provision of external electric supply for 661 sailors inliving accommodation at visakhapatnam - supply, installation, testing and commissioning of outdoor type step down transformer 1000 kva 11kv/433v dyn11 oil filled (onan) distribution transformer double copper wound with radiator wall with conservator tank & porcelain bushing for ht, lt with off circuit tap changer, marshalling box all as per is 1180 (part-1) : 2014, bee certified, energy efficiency level ii (as per latest ammendment no 4) complete as directed., a) off circuit tap changer (octc), tapping range +5% to -10% in a steps of 2.5% per step (7 positions)b) temp. rise shall be 40/45 deg. c for oil/winding resp. over an ambient of 50deg.c tempc) insulation class: ad) losses ( subject to is 1180 efficiency level 2/ star 2 as per latest amendment 4) max. total loss @ 50% loading: 2620 w and max. total loss at 100% loading: 7000 w.e) % impedance (%z) shall be 5.00% (subject to is tol.)f) rating & diagram (r&d) plate (fitted on transformer)g) oil temp. indicator (oti) with alarm and trip contacth) winding temp. indicator (wti) with alarm and trip contactj) rated temp class of transformer compartment k10 upto 1000kvak) lifting lugs/ hooks for transformer.l) oil filling inlet pipe with plug.m) air release valve and drain out pipe with plug.n) conservator tank with level guage.o) silica gel breatherp) first oil fill up to recommended level by manufacturer with new oil as per is 335.q) cable terminal boxes with bushes on both ht and lt sides.r) hv winding: delta & lv winding: star.note: civil work for the construction of foundation including necessary earthwork etc is deemed to be included in quoted rates of the item., supply and fixing main lt panel cpri approved made out of crca sheet 3.15 mm thick outdoor pedestal type totally enclosed with front and rear opening, hinged doors with projected an raised platform of suitable size, weather and water proof with necessary locking arrangements along with lugs, cable glands of various sizes for cables, danger notice plate, strickering of switcher gear about termination of switch gear, and the nuts/ bolts etc used are to be made of rust proof material incl as per al bus bar rated with insulators suitable for three phase and four wire lt ac, 50 hz 415 v 2000 a capacity complete with powder coating, necessary internal electric connection as required and provision of the following : (main lt panel)., incoming:air circuit breaker 1600 amps, 50 ka, mdo type, 4 pole, micro processor release, with adjustable type overload protection, short circuit protection, with necessary cts, meters and cable boxes. - 1 no.outgoing:a) mccb 250 amps, 25 ka, 4 pole, suitable for capacitive loads, thermal magnetic release, with adjustable type overload protection, short circuit protection - 07 no (bldg vtpn 02 nos, bldg panels 04 nos + spare)b) mccb 140 amps, 25 ka, 4 pole, suitable for capacitive loads, thermal magnetic release, with adjustable type overload protection, short circuit protection - 01 no (dg amf panel)c) mccb 160 amps, 25 ka, 4 pole, suitable for capacitive loads, thermal magnetic release, with adjustable type overload protection, short circuit protection - 01 no (ff panel)d) mccb 100 amps, 25 ka, 4 pole, suitable for capacitive loads, thermal magnetic release, with adjustable type overload protection, short circuit protection - 01 no (apfc panel)e) intelligent panel meter to measure voltage, current, frequency, power factor, kwh etc with all connected cts.f) led indicating lamps with colour red, yellow, blue of 03 sets.note: civil work for the construction of foundation including necessary earthwork etc is deemed to be included in quoted rates of the item., supply & fixing of perforated gi cable tray of size 150 mm width x 50mm depth x 1.6mm thickness with perforations not more than 17.5% in convenient sections, joined with connectors, suspended from the ceiling with gi suspenders including bolts & n

Central Government And Public Sector

CTN :40515685

06 Oct, 2025 1108.95 Crore

Shillong - Meghalaya

Tender For corrigendum : package iii civil works of power intake, head race tunnel, surge shaft, valve chamber, pressure shafts and penstock, underground powerhouse complex (comprising of powerhouse cavern, transformer - gis cavern, etc. of tato ii hep

CTN :41485757

16 Sep, 2025 19.81 Lacs

Lakshadweep - Lakshadweep

Tender For corrigendum : supply, installation, testing and commissioning of 1x63 kva, 11kv/433v (step down transformer) unitised substation to lakshadweep electricity department

Central Government/Public Sector

CTN :41675371

17 Sep, 2025 NA

Koriya - Chhattisgarh

Tender For supply of for breaker 400 11 02 06b , fixed contact breaker 300a 11 06 04a , fixed contact breaker 400a 11 06 04b , fixed contact for isolator 200a 05 01 03 , glass fuse with holder bogf , ct for ol lat1005 , current transformer for ol lat3005 , current transformer for ol lat4005 , isolator micro switch assembly 05 05 00 , earth leakage relay 50 750ma with time lag with cbct elm7lat s 80m , glass fuse with holder bogfh , cover bolts 000110a , cover bolts 000110h , indicating lamps lab9acb , overload assembly breaker 30a 100 a 11 01 00a , incoiming gland g1 , shunt trip coils 11 09 03 , push button actuator for el test boes2 , core balance transformer cbt80m , power cable for 400 a for breaker chamber ic and og set iccb4 , fault imposing relay without base booen3r , power cable for 300 a for breaker chamber ic and og set iccb3 , core balance transformer cbt70m , terminal bushing with insulator dmc incoiming 8 mm x 25 mm t5 , no volt coil assly under voltage assly with moulding 11 04 00a , current transformer for ammeter 120 300 5 5 , thermal overload relay 12 00 21 , potential transformer ds1 , on delay timer 135 30 on , aux. contactor 220v ac boca2dn1229 , indiciating lamp with pcb mouting lab9 geb , on off rev isolator 300a k4r , resistance 139 geb , current trasfoemr for o l 15va 120 200 5 15 , on off isolator 400 a k4s , on off rev isolator 200a k3r , isolator 3 p on off k3 , vcb aux rotary switch boarc , vcb shunt trip coil 50 05 00 , potential tranformer 3 point 3 kv htptl1 , earth leakage 50 750ma and 750ma 2a dual setting with time lag with cbct elm7dlat s 80m , control relay 110v 135 110 , indicating lamp lab9 tsu ht , vcb closing coil 50 10 00 , neutral monitoring relay with resitance nrmr , voltmeter 600 for tsu -lt 130 v 0 600 so tlt , core balance transformer cbt90m , hrc ht pt fuse boabwna , aux contactor mcra022a7 , vacuum interrupter bevoo53 , ht bushing htta 3 point 3 , reset push button contact element no nc boes1 , earth leakage 50 750ma and 750ma 2a dual setting with time lag elm7dlat s , hv bushing httc , multicore bushing mcb9 , current trasformer bo400 5ctr , test off run selector switch bosrp137b , aux transformer single phase ptfx , auxiliary contactor with coil boca2dn1229 , current transfomer 60 5 15va 120 60 5 15 , current transfomer 120 100 5 15 , ht bushing with stud 3 point 3 kv htta 3 3 , ht hrc pt fuse bossabwna , indicator panel lab9 3 3kv , miniature circuit breaker bosp6 , overload relay magnatic olr3 , resistance 06 05 08 , vacuum contactor 3 3 kv bevoo61 3 3 , current transfomer coil 110 v dc indigenous bevoo49 , copper terminals with dmc bushing t5 , no actuator boes2 , nc actuator boes3 , isolator handle h9 , hrc fuse 16 amp 138 16 , hrc fuse 63 amp 138 63 , earth leakage 50 750ma with time lag elm7lat s

CTN :41508226

10 Sep, 2025 NA

Chhatarpur - Madhya Pradesh

Tender For supply, installation and commissioning of laboratory on turnkey basis - compound microscope, dissecting micrsocpe, slide box 50 slide, slide box 100 slide, image projector system, water bath double 6hole, water bath double 12 hole, distillation app 5 ltr, distillation app 3 ltr, hot air oven stainless steel, heating mentle with regular 1 ltr, heating mentle with regular 500 ml, magnetic strirrer with hot plate., vortex shaker, water and soil testing kit, ph meter, spectrophtometer 340-900 nm, digital colony counter, rotary microtome, auotclave portable, centrifuge machine 3500 rpm, tlc kit, oven, petrological microscope, petrological projector, specimen(fossils,minerals crystall, wooden/glass, ore minerals and rock sample, hardness box, hammer, havers sack, topo sheet, clinometer, brenton compass, measuring tape 100 ft, rr054-3d ge0morphological models ( g1 and g2 ), rr-059 land from model, solar system hand operated, solar and lunar eclipse app, arcylie crystall models showing axis, specimen tray, structural maps& sterographic projection, compound microscope, dissecting microscope, slide box 50 slide, slide box 100 slide, binocular micrscope, image projection system, slide reader, water bath 6 holes ss, water bath 12 holes ss, distillation 5 ltr, distillation 3 ltr, hot air oven stainless steel, heating mentle cap 1 ltr, heating m,entle cap 500 ml., magnetic strrirer with hot plate, vortex shaker, water and soil testing kit, ph meter, spectrophotometer 340-900nm range, digtial colony counter, rotary microtome, autoclave protable, centrifuge machine 3500 rpm, tlc kit, oven digitsl, balance (0.1) mg, analytical weight box 01 to 100 gram, chemical balance, chemical balance box 1 mg -100 grm, chromatographic chamber 6 leaves, paper chromatography, conductivity meter digital, cork boring machine, d o meter digital, digital colorimeter, digital photoelectric colorimeter 5 filter, distillation apparatus single distillation 5 litre, electronic balance 1-600 grm, exhaust fan 12, exhaust fan 18, heating mentle 7 lit, heating mentle 7 lit[500 w], hot air oven 14*14, humidity / lamp meter traceable temp range (0-50c), kipp apparatus, kjeldal digestion apparatus, physical balance, weight box, vernier caliper, screw gauge, spherometer, stop clock, stop watch digital, slotted weighted/hanger, resistance box [various length ], rheostate [various length, ammeter dc/ac, voltmeter dc/ac, galvanometer, milliameter milivoltmeter microammeter, battery eliminator, plug key one way two way, reversing key, four way key, moarse key, daniel cell, laclanche cell, lead accumulator, digital multimeter, analog multimeter, soldering iron, travelling microscope, battery charger 2 to 12 volt, ballistic galvanometer with lamp and scale, spectrometer prism crown /flint glas, spectrometer 67, optical bench with rider double bar, optical bench with rider double bar heavy, inertia table, c0mp app to verify law of parallel and perpendicular, axes for moment of inertia, compound pendulum/ bar pendulum, reading telscope, bending of beam apparatus to determine young, modulus, cantilever to determine young modulus, horizontal torsion apparatus, jaeger apparatus to determine the surface tension, app to determine the viscosity of fluid using poieuille method, calendor and barne appto det the value of mechanicalequivalent of heat, measurement of low resistance by carey foster bridge, potentiometer, lee apparatus, apparatus to verify newtons law of cooling, searle apparatus to determine the coefficient of thermal conductivity, sodium vapor lamp, transformer of sodium vapor lamp, mercury lamp, transformer of mercury lamp, fresnel biprism, biprism assembly, complete apparatus to determine resolving power of telescope, biquartz or half shade polarimeter, newton ring apparatus complete, electroscope or electrometer, audio frequency generator, cro dual trace 30 mhz single trace 10 mhz, use of vibration magnetometer to study o filed, tangent galvanometer, lcr appratus, appar

corporations/Associations/Others

CTN :41631368

16 Sep, 2025 51.00 Lacs

Meerut - Uttar Pradesh

Tender For for the work of vacuum chamber, earth tester digital, fuse wire, toolkit, power transformer testing kit, water level earthing etc., different 33/11 kv sub-station under business plan 2025-26 in the area ee eudd-33 kv line, meerut.

CTN :40785774

20 Sep, 2025 NA

Delhi - Delhi

Tender For corrigendum : procurement of spares for mi-17v5 helicopter - overhaul manual of 17mt-7215-05, overhaul manual of 8mt-7102-10/apu, overhaul manual of 8mt-7202-10/rh & lh jn box/ohm, illustrated part catalogue of 8mt-7210-036/036-003/relay panel, overhaul manual of 8mt-7210-036/036-003/relay panel, overhaul manual of 8mt-7210-160/rh cb panel, illustrated part catalogue of 8mt-7210-20, overhaul manual of 8mt-7210-20, overhaul manual of 8mt-7210-230/rt console panel, overhaul manual of 8mt-7210-300/rt control panel, overhaul manual of 8mt-7210-340/central control panel, overhaul manual of 8mt-7210-440-003, overhaul manual of 8mt-7210-50/80sv/ lt & rt s/w panel, illustrated part catalogue of 8mt-7213-10/3, overhaul manual of 8mt-7213-10/3, illustrated part catalogue of acr-500 v/uhf txrx, overhaul manual of acr-500 v/uhf txrx, repair manual of acr-500 v/uhf txrx, illustrated part catalogue of d-20-2, overhaul manual of d-20-2, illustrated part catalogue of d-500tb, overhaul manual of d-500tb, illustrated part catalogue of epv-50 bt-2s, overhaul manual of epv-50 bt-2s, illustrated part catalogue of mfpu-8, maintenance manual mfpu-8, overhaul manual mfpu-8, repair manual mfpu-8, illustrated part catalogue of mp-100s-3s/ elect motor, overhaul manual mp-100s-3s/ elect motor, illustrated part catalogue of nat-301, repair manual nat-301, overhaul manual of pmk-21-3s, illustrated part catalogue of p-119-3f-125, overhaul manual of p-119-3f-125, ) illustrated part catalogue of p-507 cvr) illustrated part catalogue of p-507 c, overhaul manual of p-507 cvr, repair manual of p-507 cvr, illustrated part catalogue of pmk-21-3s, illustrated part catalogue of po-500a, overhaul manual po-500a, illustrated part catalogue of pt-125, overhaul manual of pt-125, overhaul manual of rio-3a/bis-4n, illustrated part catalogue of sgu-15, overhaul manual of sgu-15, repair manual of sgu-15, overhaul manual of so-121-vm, overhaul manual of sspfk-bi-2s, overhaul manual of ter-1m, illustrated part catalogue of tks/601 kod/dod, overhaul manual of tks/601 kod/dod, overhaul moverhaul manua of l20-09-989 sfsvanua of l20-09-989 sfsv, overhaul manual of 20-1009-813-10 feathing test sol valve, overhaul manual of 20-1009-953 ve-2t, overhaul manual of 20-1257-704/705, overhaul manual of 20-760-801-10 auto feather, overhaul manual of 682700-2pc reducer box, maintenance manual of akip-4501 distortion meter, operating manual of akip-4501 distortion meter, overhaul manual of at 8-3 auto transformer, overhaul manual of bchf-208 phase sequence unit, overhaul manual of di22a throttle, overhaul manual of f-100 filter, overhaul manual of f-70 filter, overhaul manual of k-50 condensor, overhaul manual koch-1a frequency cut off unit, overhaul manual of kul-150 control box, overhaul manual of kvps condensor, overhaul manual of mkt-4a electomagnet, overhaul manual of pul-1a control panel, overhaul manual of pus-36-71, overhaul manual of sbk cabin light, overhaul manual of ss-78 chip detector, overhaul manual of tf-1 current transformer, overhaul manual of tn 115/7.5 transformer, overhaul manual of tr 115/36 step down transformer, overhaul manual of tr-100 regulating transformer, overhaul manual of ts 1-2s transformer, overhaul manual of ts310s04b transformer, illustrated part catalogue of ark-9, repair manual of ark-9, illustrated part catalogue of ark-ud, circuit diagram of gr2.087.223-01ps, illustrated part catalogue of gr2.087.223-01ps, maintainance manual of gr2.087.223-01ps, circuit diagram of gr2.087.224-06, maintainance manual of gr2.087.224-06, illustrated part catalogue of ri-65, techincal description, ipc & repair manual of rv-3m, maintenance manual gui-301.034 rf.110.42.00 of rv-3m, oh manual of spu-, illustrated part catalogue of yadro-1a, oh manual of yadro-1a

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