Latest transformer maintenance Tenders | Government transformer maintenance Tenders

State Government

CTN :43539595

21 Jan, 2026 NA

Kannur - Kerala

Tender For disposal of old and unserviceable scrap items under various substations vacccum cleaner damaged , annunciator faulty , static relay faulty , mechanical relay faulty , 66kv 10mvar reactor faulty , rubber tyre scrap , prv damaged , tube light damaged , la counter , 11kv cable end , electrical kiosk and panel scrap 85kg , oil barrel empty damaged , fire wood , brush cutter engine (scrap) , disc insulator (unserviceable) , ups damaged , battery charger 110v,20a scrap (@ptru) , ac (asbetose)sheet (dismantled) , 11kv vcb bottle , 11 kv xlpe 3*300mm2 ug cable (3 pieces) , 11kv cable, 1 500 sq mm , 80mm buchholz relay with gasket (faulty) , rusted earth wire , mettalic 33kv cable drum (old scrap) , empty oil barrel (damaged) , battery charger, 110v, 15a , iron scrap , 11kv xlpe cable 3x300mm2 , 11kv xlpe lug cable 10x 500mm2 , 9mtr psc pole damaged , spring charge motor for alind make outdoor vcb faulty , disc insulator 90kn , acsr scrap , lt control panel , window frame (iron scrap) , 11kv insulator , 3x 300 mm2 11kv xlpe cable bits , vacuum interrupter for 11kv 630a dismantled (11kv vcb bottle) , copper scrap , aluminium scrap (acsr conductor) , control cable aluminium scrap , control cable copper scrap , 11kv 3x300 sqmm xlpe cable , space heater(13no=2.47kg) , 3ph 4 wire energy meter-/5a secure permier 300 faulty , 11kv ab switch faulty , cr panel for 33kv side of 110/33 kv transformer (iron scrap) (1no=230kg) , gi strip 50x6 mm (various small lengths) , acsr scrap , 11kv xlpe 1x500 sqmm outdoor termination kit (faulty) , iron scrap , mechanism box for isolator assembly (25kg iron scrap) , mechanism box for earth switch(35kg iron scrap) , 11kv xlpe 1x500 sqmm damaged , 11 kv vaccum bottle (scrap) , gi earth wire bits dismantled , empty oil barrel , 11kv disc insulator 45kn (old and used) , flurescent tube choke , sodiunm vapour lamp fitting (faulty) , aluminum clamp scrap , alumiunm conductor scrap , copper scrap , empty oil barrel , insulator stack for 110kv isolator(27 insulators) , copper control cable cut bits , helmet(unusable)(plastic-4.5kg) , relay (used & unserviceble) , earth discharge rod(used) , volt meter(faulty) , aluminium control cable cut bits , s/s hardware fitting for aaac(22nos/24.12 kg) , vibration damper for aaac(45 nos/103.5 kg) , s/t hardware fitting for aaac(24 nos/16.8 kg) , steel tail clamp 7/3.15mm for earth wire(16 nos/1.8 kg) , gi lug for earth wire 7/3 mm(324 nos/85.5 kg0 , 25mm ms rod scrap , gi strip 50x60mm , 3cx 300 mm2 ug cable armoured- scrap cut pieces , alluminum alloy scrap , breather faulty scrap , disc insulator 70kn , s/s hardware fitting w/o arcing hon for tiger conductor , s/t hardware fitting w/o arcing horn for tiger conductor , damaged disc insulator

Central Government/Public Sector

CTN :43532506

02 Feb, 2026 NA

Mysore - Karnataka

Tender For supply of 200va 750v/24v ac, 1 phase control transformer, dry type and air cooled for indication rdso spec no:-rdso/pe/spec/ac/0203-2020 (rev-0). approved make as per letter no. el/7.1.108/sbc /main file dt: 16.04.2024 are bhasin packard, nacei, trolex, ramyaa, trintron, kontact constrium, abrol & ask powertec only. [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :43531622

16 Jan, 2026 NA

Mumbai - Maharashtra

Tender For supply of 500 va 750v/415 v ac 1 phase dry type air cooled control transformer as per type 1 of rdso specification no. rdso/pe/spec/ac/0203-2020 (rev-0) along with fuses (4a, 1.2kv ac, 8x50mm for primary and 4a, 500v ac for secondary) as per bom of rdso/pe/spec/ac/0203-2020 rev-0 for lslrd coaches. transformer make: ael/ramayaa/ nacei/ bhasinpackard/ trolex/ abrol/ trinitron/ask powertech. fuse make: siba/wohner/ferraz/eti/ge/schneider/siemens/l&t/bussman. [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :43535300

10 Feb, 2026 NA

Mumbai - Maharashtra

Tender For supply of contactor for 60kva transformer, rated voltage - 690 v ac, main pole - 4, aux. contact - 1no + 1nc, control voltage - 230v ac (168 v ac - 300v ac means 230v ac+/-30%) with surge suppressor conf. to rdso spec no.rdso/pe/spec/ac/0184 - 2015 (rev-1) suitable for switch board cabinet of lhb ac coaches. accepted make: c&s part nolc1fdp1154u5 + la9f980 (br), schneider lc1d1150046ms+la4da2u., abb part no - af116b-40 &.place of installation is s1, k44 in lhb ac coach. [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :43534667

21 Jan, 2026 NA

Harnaut - Bihar

Tender For supply of contactor for 60 kva transformer current rating 95 amp. rated voltage: 690 v ac, main pole: 4, aux. contact: 1no+1nc, control voltage: 168-300v ac means 230 v ac +/- 30% with surgesuppressor, make: abb/ schneider only and as per rdso letter no. el/7.1.108/mssbc dated-17.09.2021 for common bill of material of switch board cabinet, [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :43531784

17 Jan, 2026 NA

Samastipur - Bihar

Tender For supply of high voltage fuse of rating 2a, 1.2kv ac for use in primary circuit of 100va control transformer of lhb ac/non-ac/hog coaches, part no 184000.2 of m/s siba or similar size 8x50 mm. make: siba/eti/eaton/ bussman/ l&t/siemens/abb only. [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :43532325

23 Jan, 2026 NA

Bhopal - Madhya Pradesh

Tender For supply, installation & commissioning of fuel dispensers alongwith the following items: (1) pump -1 no. (2) nozzle -1 no. (3) display suction type (inbuilt pump & motor) with 1-nozzle-hd nozzle delivery speed 70-80 lpm (4) electrical control panel board 63 amp - common (01 no.) (5) 5 kva160-280/230v 1-phase digital micorcontrolled air cooled indoor voltage stabilizer (6) 500 va 180-260v constant voltage transformer (7) copper cable 1.5 sqmm x 3-core cable & 2.5 sqmm x 3-core cu flexible cable for light fittings - common (270 rmt). note: item no. (4) & (7) are common for both the dispensing units hence required with one set only. [ warranty period: 12 months after the date of delivery ]

Central Government/Public Sector

CTN :43531794

28 Jan, 2026 NA

Chennai - Tamil Nadu

Tender For supply and installation of ip54 protected glass fiber reinforced polycarbonate double insulated power distribution board of dimension 1200 x 1300 x 274mm. the enclosure must be of double insulated, haloge free with high impact resistance of ik08 (5 joules) according to iec 62262. the enclosure should be made of uv resistant material, corrosion free. the enclosure material used should be self-extinguishing up to 960 deg with working temperature from -35 degc to +80 degc. interconnection between the enclosures in the panels should be made with accessories which should maintain with same ip protection rating of ip65. the enclosure gasket materials shall be injected polyurethane. the enclosure should be made of the same polycarbonate materials only. incomer: 400a fp mccb 36ka - 1 no and 230v ac r,y,b indicating lamp, digital multi-function meter with 400/5a current transformer and outgoing: 100a tp mccb 36ka with 100a neutral link - 7 nos & 63a fp mcb 10ka - 2 nos with 70a tp ac3 contactor control with 24hrs digital timer with auto/manual selector switch and push buttons for manual operations .copper busbar rating of 400a - 30 x 10 for all phases and neutral should be used -provision for termination of 185 sq.mm in incomer and 35 sq.mm cables for 100a outgoing, 16 sq.mm cables for 63a outgoing and all mccb should have an adjustable setting range (in) from 70% to 100%, each mccb should have extended rotary handle for easy operation. the manufacturer should submit all the test certificates in accordance with iec 61439, routine test report must be made with high voltage test, insulation resistance test, functional test. the wall mounting frame should be made of hot dip galvanized materials. 1) acceptable make :cape/ famatel/hensel/rittal/abb with following switch gear and terminals fixed in the junction box as per drawing enclosed. 2)terminal block make: connect well/ elmex. 3)switch gears make shall be abb/l&t /eaton/siemens,havells,c&s. [ warranty period: 12 months after the date of delivery ]

Central Government/Public Sector

CTN :43519953

20 Jan, 2026 NA

Bhopal - Madhya Pradesh

Tender For supply of control transformer 3-phase 415/170v, 500va, 50hz as per cee/18003 rev01, item-1. control transformer , control transformer 3-phase 415/85v, 500va, 50hz as per cee/18003 rev01, item-2.

Central Government / Public Sector

CTN :43406620

23 Jan, 2026 NA

Medchal-T - Telangana

Tender For corrigendum : 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)

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