Latest electronic interlocking machine Tenders | Government electronic interlocking machine Tenders

Central Government/Public Sector

CTN :42725356

15 Dec, 2025 NA

Bhusawal - Maharashtra

Tender For corrigendum : survey, design, supply, installation, testing & commissioning of automatic block signalling work using multi section digital axle counters for continuous track circuiting along with electronic interlocking in auto huts and alteration in existing electronic/relay interlocking at adjoining stations in igatpuri-nashik-manmad section of bhusawal division of central railway

Central Government/Public Sector

CTN :42947620

15 Dec, 2025 NA

Bhusawal - Maharashtra

Tender For survey, design, supply, installation, testing & commissioning of automatic block signalling work using multi section digital axle counters for continuous track circuiting along with electronic interlocking in auto huts and alteration in existing electronic/relay interlocking at adjoining stations in igatpuri-nashik-manmad section of bhusawal division of central railway

State Government

CTN :42922367

01 Dec, 2025 NA

Ghaziabad - Uttar Pradesh

Tender For supply of point machine and variouse other items as per boq attached inspectioon rdso rites consignee - supply of point machine irs type 220 mm stroke clamp type as per irs s$-24/2002 (amendment 1) or latest.(inspection agency:- rdso), supply of q-series led ecr (universal type i.e.qecx-61), 4f/4b complete with plug board(base plate), connectors, retaining clips etc. and conforming to brs: 941a sts / e / relays / ac lit led signal / 09 - 2002, amdt.-1 or latest and rdso spec.no.irs: s - 34, s- 23 or latest, as applicable. the interlocking code for this unit shall be "abdhk". (inspection by rdso)., contactor unit (qbca1 type), 24 v dc, 2hf / 4b complete with plug board (base plate), connectors, retaining clips etc and conforming to brs- 943 and rdso specn. no. irs : s - 34, s- 23, s - 60 or latest, as applicable. th e interlocking code for this unit shall be "bcejk". (inspection by rdso)., q-series magnetically latched neutral line relay (ql1 type), 11f / 4b, 24v dc complete with plug board (base plate), connectors and retaining clips and con forming to brs-935a and rdso specn. no.irs : s - 34, s - 23 or latest, as applicable. the interlocking code for this unit shall be "abdeg.(inspection by rdso)., supply of basic material to construct unit maintenance free earth as per rdso specs. no. rdso/spn/197 ver. 1.0 or latest to achieve a resistance less than 1 ohm. it consist of following:(a) copper bonded steel electrode of minimum 3.0 meter long, minimum 17.0 mm dia with copper bonding thickness of minimum 250 microns and ul listed and marked = 1 no. (b) earth enhancement material supplied in sealed bags of minimum 10 kg = 3 nos. (c) copper strip of 150x25x6 mm, to terminate earth rod = 1 no. (d) copper strip of 300x25x6 mm (meeb) = 1 no. (e) copper strip of 150x25x6mm (seeb) = 1 no. (ii) supply of 35 sq. mm multi strand single core pvc insulated copper cable as per is: 694 for connecting main earth electrode to meeb in the equipment room in duplicate. (minimum 10 meter.) (iii) supply of 16 sq. mm multi strand single core pvc insulated copper cable as per is: 694 for connecting meeb to seeb and spd to meeb (minimum 10 meter.) (iv) supply of 10 sq. mm multi strand single core pvc insulated copper cable as per is: 694 for connecting various equipments to seeb (v) supply of copper lug sleeve for 3/16 cable.(inspection by consignee)., supply of master telephone with voice logging facility for electronic lc gate telephone system as per specification no: rdso/spn/tc-51/2011 revision 3.0 with amendment no. 1 or latest. (inspection by rites)., electronic lc gate slave telephone system with voice recorder as per rdso specification no. rdso/spn/ tc/51/2021 revision 1.0 (inspection agency:- consignee), supply of centralized power supply system 24 volts dc power pack with 7ah mf battery for electronic lc gate telephone system as per rdso spec:- no. rdso / spn / tc / 51 / 2011 (rev. 3.0) amdt - 1 or latest.(inspection agency:- consignee), supply of optical power meter, type-b, as per tec spec. gr / opm - 01 / 03 feb. 2005 or latest. (make & model khushicom-k280) or similar branded make. (inspection by consignee)., supply and testing of optical laser light source of make- jdsu model- ols-35 or similar branded make.(inspection agency:- rites), supply of optical laser torch of reputed make. (make & model-proskit mt-7530) or similar branded make. (inspection agency: - consignee), supply of automatic fusion splicer for single mode optical fibre cable, along with accessories as per tec spec. tec/gr/tx/osm 001/04/sep-12 or latest of make superior/fujikura or similar. consignee shall approve the supply only after successful demonstration at site. (inspection agency:- rites), supply of otdr suitable for 1310/1550nm fiber with resolution of 60 cm, dynamic range of 314/29 db with all accessories for working on single mode optical fiber as per tec spec. tec/gr/tx/otd 001/05/sep-19 or latest, of reputed make like yokogawa/zdsu/viavi or similar. cons

CTN :42946377

17 Dec, 2025 NA

Kharagpur - West Bengal

Tender For supply of relay, ac immune, plug-in-type, style qbat, aci, dc biased track relay , 9 ohms, 2f-2b contacts, front and back contacts metal to carbon, complete with plugboard, retaining clip and connectors conforming as per rdso/spn/84 ver 2.0 or latest if any. interlocking code is abejx.

CTN :42478721

28 Nov, 2025 22.90 Lacs

Noida - Uttar Pradesh

Tender For supply of psd and interlocking spares for the signalling department - electrical key transmiiter with key used in section for manual operation of point machine as per rdso., relay qna1 - 24v dc - 8f/8b with complete accessories as per rdso, relay ql1 24v 150 ohm with complete accessories as per rdso, mainline monitors/ cbi vdu monitors, cat6 cable, keyboard & mouse, moxa switch (mgate mb3480), surge protection device 220v dc, surge protection device 385v ac (3p+1n), surge protection device 45v dc, timer relay 2 watch (h3dk-hbs), timer relay 4 watch (h3dk-s2), surge protection device class d i phase 110 v ac, surge protection device class d spd 1,2,3,4,5,6 110v ac/110v dc, power supply unit 230v ac/110v dc, 10a (ps11010v2), intelligent temperature monitor and controller unit (gecf3230), limit switch crouzet (pbxr-83244213), limit switch crouzet (v3d-832607), axle counter rack cooling fan 6 inch oval (se-17250 asl)

CTN :42499799

01 Dec, 2025 NA

Kharagpur - West Bengal

Tender For supply of relay immune plug in type style qnna1. twin dc neutral line, 24v, 6f/2b contacts each for lh and rh, front and back contacts metal to carbon, complete with plug board, retaining clip and connectors conforming to brs: 960, irs: s 60, irs: s 34 & irs: s 23 (as applicable), the interlocking code for this unit shall be cdehx or latest. [ warranty period: 30 months after the date of delivery ]

CTN :42499803

02 Dec, 2025 NA

Kharagpur - West Bengal

Tender For supply of relay lmmune plug in type style qnna1. twin dc neutral line, 24v, 4f/4b contacts each for lh and rh, front and back contacts metal to carbon, complete with plug board, retaining clip and connectors conforming to brs: 960, irs: s60, irs: s 34 & irs: s 23 (as applicable), the interlocking code for this unit shall be acdhj or latest. [ warranty period: 30 months after the date of delivery ]

CTN :42499804

02 Dec, 2025 NA

Multi City - Multi State

Tender For supply of q-series twin neutral line relay qnn1 type, 4f/4b, 24v dc complete with plug board (base plate), connectors and retaining clips etc. and conforming to brs-960 and rdso spec. no. irs:s-34 & s-23 or latest. the interlocking code for this unit shall be acehj. [ warranty period: 30 months afterthe date of delivery ]

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