Latest single phasing preventer Tenders | Government single phasing preventer Tenders

Central Government/Public Sector

CTN :44711591

24 Apr, 2026 NA

Coimbatore - Tamil Nadu

Tender For corrigendum : supply of supply of intelligent multi-criteria photo electric smoke & thermal detector, white colour, suitable , supply of 2-zone gas release fire alarm panel designed for gas suppression systems. it features a 16 , supply of addressable dual- action manual pull station-red in colour, designed for fire alarm systems , supply of sounder with 90 db output at 1 metre distance cum strobe lights with 110 cd as per specifi , supply of dual-action manual abort station - yellow in colour, designed for fire alarm systems. cons , supply of dual-action manual release station -green in colour, designed for fire alarm systems. cons , supply of addressable relay output module with programmable dry contact output for interfacing with , supply of addressable supervised control module for operating sounders/ horns with line monitoring, , supply of addressable monitor module for supervision of potential free contacts such as flow switche , supply of 2c x 1.5 sq. mm fire survival un- armoured cables (300/500 v) with copper conductor, cross- , supply of electric gas release caution sign boards (24 v dc) for approved locations. make: std , system rectification, modification, re-programming & cleaning charges

CTN :44946579

07 May, 2026 NA

Multi City - Andhra Pradesh

Tender For procurement of spare parts for welland & tuxhorn make hydraulic drive system for lp bypass system and abb make 3 phase unbalance monitoring relay

Central Government/Public Sector

CTN :44912281

08 May, 2026 NA

Lucknow - Uttar Pradesh

Tender For insulation monitoring relay (imr) to monitor 3 phase power supply of voltage range 110 v ac, measuring range 1 - 100 k ohm, control voltage 24 - 240 v ac / dc output 1 c / 0 (spdt) contact system leakage capacitance 10 micro farad, as per contrel model no. ir140y-4, ri-r22 or abb model no. cm.1ws.2s or schnieder model no. vigil ohm/1md-1m10 or siemens model no. 3ug4581-1aw30 or dold model no. 1l5880 or voka suitable for installation in s1a6 as per rdso/pe/spec/ac/0184-2015 rev-1 [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :44872719

21 Apr, 2026 NA

Jhansi - Uttar Pradesh

Tender For supply of insulation monitoring relay 110v ac, measuring range 1 k ohm to 100 k ohm,control voltage range 24-240v ac/dc, output 1c/o (spdt) contact, system leakagecapacitance 10 micro farad. conforming to rdso specification no. rdso/pe/spec/ac/0184- 2015 (rev-1), used for insulation control 110v of lhb type ac coaches, accepted make & cat. no.: as per sr. no. 67 of the common bom list issued vide rdso letter no. el/7.1.108/mssbc dated 17.09.2021, or any other rdso-approved make. [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :44843139

22 Apr, 2026 NA

Kota - Rajasthan

Tender For corrigendum : insulation monitoring relay 110 volts a.c, insulation measuring range 1-100 kilo ohm, control supply 24-240 volts ac/dc output 1c/o (spdt) contact system leakage capacitance 10 micro farad. make:- contrel make- ir 140-4, ri-r22, abb make-cm-iws.1s, schneider make- vigil ohm/imd-im10, siemens make- 3ug4581-1aw31 or dold make or woka make or bender make only confirming to rdso letter no: el/7.1.108/mssbc dt:17-09-2021 for common bill ofmaterial items. note:1. this item should be procured from oem/authorized dealer only to quote with documentary evidence along with offer. [ warranty period: 30 months after the date of delivery ]

CTN :43582026

13 Apr, 2026 NA

Deoghar - Jharkhand

Tender For corrigendum : supply and installation of rfid system in library - rfid tags for books , anti-theft stickers institutional labels , integrated rfid staff station for tagging circulation duel frequency , rfid software for integration of koha ilms with rfid devices , rfid security gate antenna system new model with led screen , cctv accessories for security gate wireless camera with ultra-hd video 3 mp or higher , nvr with relay port storage- 128 gb ssd , rfid self touch kiosk new model with barcode facility , rfid book drop box book return station , rfid hand held reader , opac kiosk , rfid smart card white , smart card printing system including all accessories , dash board monitoring system with digital entry reader , android app for library

Central Government/Public Sector

CTN :44800743

23 Apr, 2026 NA

Jabalpur - Madhya Pradesh

Tender For supply, erection, testing and commissioning of pump 20 hp monoblock 30-45 mtrs. head, discharge 1100-2000 ltrs. per min, 80 mm non return valve, 80 mm sluice valve and 100 mm foot valve 1.6 pn, fully automatic star delta starter with wall mounting provision in ss sheet enclosure with digital volt and ammeter, single phasing preventer, protection features and heavy duty contactors of make l&t, abb or c&s or equivalent heavy gi bends 100 mm 1 nos., 80 mm - 1 no., heavy duty flanges, packing washers high tensile nut bolt make tvs/unbrako or equivalent b class gi pipe 100 mm control cable from pump to panel 4 core 16 sqmm cu cable foundation work, earthing, labor charge, commissioning charges, freight forwarding up to location. [ warranty period: 30 months after the date of delivery ]

CTN :44687365

18 Apr, 2026 NA

Visakhapatnam - Andhra Pradesh

Tender For tender for supply of trim sensor k2 , trim ind k3 , trimt display on pirit , temperature controller indicator pcb themccouple pcb 31 - pc , power supply smps 2 , bus coupler module , hmi screen 10 inch , pcb 1101-8 control pcb for solenoid shutdown , ac volt meter 96mm sq 0-500v ac , dc/dc converter module , backup power supply sub system , power supply pcb battery charger for da lcp mcr panel , 2 channel dc signal isolators , signal conditioning module , sig cond module i-p -9.6 to 20 ma o-p -10v sup24vdc , winding temp relay , governer moduld , annun.flasher pcb type 4501-2 , pressure controller indicator pcb type 7130 pr , over speed rpm sensing pcb type 5105-2 a b , bups voltage controlled rectifier pcb , analog isolator pcb , temp.measurement pcb , blackplane pcb , diode board , dc filter for noise suppression , push button 22.5 dia type 2af red , indicating lamp , pcb edge connector , ac volt meter 0-500v ac , mccb mccb dh 200 160 - 200 amps , variable resistor , pressure transmitter 4-20ma dc 0-10 bar , temp.probes pt100 , local monitoring & protection panel for aft da set lmpp a

Central Government / Public Sector

CTN :44481830

06 Apr, 2026 NA

Hyderabad-T - Telangana

Tender For corrigendum : insulation monitoring relay (imr) to monitor 3 phase power supply of voltage range 110 v ac, measuring range 1 - 100 k ohm, control voltage 24 - 240 v ac/dc output 1c/0 (spdt) contact system leakage capacitance 10 micro farad, and place of installation s1a6, as per rdso spec. no. rdso/pe/spec/ac/0184-2015 (rev.1) & bom lr. no. - el/7.1.108/mssbc dt. -17/09/2021 suitable for lhb type ac coaches switch board cabinet (s1a06). acceptable makes as per bom: abb cat. no. cm.iws.1s, schneider cat no. vigil ohm/imd-im10, siemens cat no. 3ug4581-1aw31, dold cat no. il 5880.12, contrel cat no. ir 140y-4, ri-r22, woka or bender only.

Central Government/Public Sector

CTN :44678522

21 Apr, 2026 NA

Prayagraj - Uttar Pradesh

Tender For supply installation testing & commissioning of smps based integrated power supply(ips) system, as per rdso spec.no. rdso/spn/165/2023 version 4.0 amendment 1.0 date effective 20 06 2024 along with surge protection device. status monitoring panel spares tool kit lmla battery consisting of 55 plus 5 cell (cell as per rdso spec. no. irs:s-88/2004) along with battery stand the configuration of ips should be as per ncr /hq drawing no. typ/2017/0002-11 for relay hut/lsc with aftc axle counter & lc gate. this includes transportation to consignee depot from consignee depot to site, installation & commissioning of ips system after duly filling pre commissioning check list jointly by rdso approved vendor & railway representative. drg. attached. [ warranty period: 30 months after the date of delivery ]

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