Active tenders in Track Circuit

open tender for supplying, leading and loading of 68000 cum machine crushed hard stone track ballast into bobyn type railway wagons from pakur quarry for asansol division.

modification in logic circuit for reliability improvement in dual detection sections & at stationsin pnkd-gzb section of prayagraj division.bidding type normal tender .

provision fuse auto change over system at 10 ibs in section swa-bbk and prov. of ssdacin addition to existing vital track circuit for dual detection and to improve reliability at 8 trackcircuits over lucknow division.bidding type normal tender .

supply, installation testing & commissioning of surge protection devices (spds) :- 1) 110 volt acat feed end of dc track circuit in lightening prone area over bilaspur division. 2) spds with thermo dynamiccontrol technology. 3) manufactured spds certified from kema & ul. 4) detailed technical specificationattached at annexure a. 5) a circuit diagram of dc track circuit is enclosed herewith for the participating firms torefer & submit the same with spds connection in the circuit with the offer.

tender for dc miniature plug in type neutral line relay special type working 50vdc,1000 ohm, 4f/4b metal to carbon contacts complying to brs-930a, irs-s-34 and irs-s-23. as applicable (switching relay for aftc type ti-21). accepted dc miniature plug intype neutral line relay, type hn/hn1 suitable for bombardier make aftc trackcircuit type ti-21.

part supply of material, digging of trenches, laying of signal & telecom cables, installation,testing and commissioning of outdoor signalling equipments in connection with provision ofmulti section digital axle counter by replacing old ac track circuit and abb make aftcs atjogeshwari station of mumbai suburban division of western railway.bidding type normal tender .

tender for set of spare of 11 items as per attach annexure.-1 point machine 2 signal unit 3 shunt signal-position light type 4 electric point and lock detector 5 electric key transmitter 6 double line block instrument 7 single line token block instrument (handle type) 8 single line neals ball token block instrument 9 nylon insulted joints 10 electric lifting barrier 1 cable(all types) 2 led signal-lighting units for railway signaling 3 led signal lamps for main color light signal for railway signaling 4 electric point machine (non-trainable type 5 motors for electric signal machine 6 ara terminal blocks and fuse blocks- made pbt/polycarbonate 7 battery charger for railway sandt installations 8 track feed battery charger 9 sitel primary cells ( dry, lachlanche type) for railway sandt installations 10 low maintenance lead acid stationary secondary cell for sandt installations 11 solar photo-voltaic module 12 relays - universal plug in type ac lamp proving relay (m to c contact) for led signal lamp 13 relays q series neutral line (aci and non-aci) 14 relays-plug-in type, track relay 9 and4ohm 9(aci and non -aci 15 relays-special type( metal to carbon) 16 choke coil for single rail track circuits on 25 kv 50 hz ac electrified sections 17 thermoplastic poly urethane insulators for railway signaling 18 fail safe electronic time delay device for railway signaling above reference/s. nos. are from doc no.qs-m-8.2.1-2 issued by rdso i.e. vendor directory(signal andtelecom )(validity 01.01.2020 to 31.06.2020) 1 automatic sliding door/automatic entrance plug door 2 sealed gangway/dust sealed inter car gangway 3 cctv cameras 4 uic-130 pre-sealed pre-set and pre-lubricated cartridge tapered roller bearing for use on coaches of lhb design. 5 axle mounted disc brake system (lhb) as per rdso spec. rdso/2011/cg-04(rev.01) with amendment -01 6 non- asbestos based organic brake pads for lhb type coaches equipped with disc brake system as per rdso spec. no. rdso/2013/cg-01 with amendment -01) 7 air spring assemblies 120 kn capacity as per rdso/2020/cg-01 8 direct mounted double row self-aligning spherical roller bearing (icf) as per rdso spec.no. c-8527(rev.01) with amendment no. 4 9 forged axles and wheels for lhb coaches.

provision, refixing of track circuit accessories, track detection devices in connection with tsr(p) works in pryj-cnb section and mkp-nyn section of pryj division.bidding type normal tender .

supply of channel bond pin with single groove 7 mm dia suitable for track circuit application.

supply of tuning unit d10-b20, f-5 frequency for siemens make audio frequency track circuitaftc as per rdso specification no. .rdso/spn/146/2001 .

supply of greased wire rope steel galvanised 6/19, 26 swg for double wire/track circuit throughbonding to specn.no.irs-3-61 amendment -1 or latest.

supply of signalling maintenance record for track circuit location card relay end ( sampleformat-1) specification attached.

provision, refixing of track circuit accessories, track detection devices in connection withthrough rail renewal (p) works in mkp-nyn section and in ddu-pryj section of pryjdivision.bidding type normal tender .

part supply of material, digging of trenches, laying of signal & telecom cables, installation,testing and commissioning of outdoor signalling equipments in connection with provision ofmulti section digital axle counter by replacing old ac track circuit at bandra station ofmumbai suburban division of western railway.bidding type normal tender .

repair and maintenance of outdoor signaling gears such as signals, location boxes, pointmachines, track circuit connections, aftc outdoor connections in kalyan and kopar -bsr section under sse/s/m/kyn of mumbai division.bidding type normal tender .

repair and maintenance of outdoor signaling gears such as signals, location boxes, pointmachines, track circuit connections, aftc outdoor connections in shahad-asangaonsection under sse/s/m/ne of mumbai division.bidding type normal tender .

tender for wire i.g. 8 swg (4.064 mm dia) for track circuit bonding as per specification no.is:279/81 orlatest.

shifting of starter signals to the boundary of the track circuit over tpj division.bidding type normal tender .

supply of greased wire rope steel galvanised 6/19, 26 swg for double wire/track circuit throughbonding to specn.no.irs-3-61 amendment -1 or latest.

part supply of signalling materials, installation, testing and commissioning in connectionwith the work of replacement of over-aged audio frequency track circuit (aftc) by multisection digital axle counters (msdac) in ranoli-anand automatic section (km. 409/711 tokm 429/878) of vadodara division.bidding type normal tender .