Electronic Interlocking Spares Tenders

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State Government

CTN :39629705

12 Mar, 2025 9.59 Lacs

Jalore - Rajasthan

Tender For interlocking work for cleanliness in public crematorium amli khasra number 542 and 543

State Government

CTN :39620046

12 Mar, 2025 1.00 Crore

Alwar - Rajasthan

Tender For fixing of interlocking tiles in area of ee-iii, uit alwar (scheme and non scheme area)

State Government

CTN :39565718

10 Mar, 2025 1.51 Lacs

Udhampur - Jammu And Kashmir

Tender For providing and fitting of essential items and allied material for snow clearance operation at nathatop sanasar road - supply, testing and commissioning of 48v smps float cum boost automotive battery charger with moveable trolley stand for snow operation at nathatop - sanasar roadgeneral technical requirements for battery charger suitable for 48v vrla type battery1.) type -float & float cum boost charger for vrla type, full wave, full controlled type. 2. ) ratings- 15 a float cum boost for 48v, 150 ah vrla type battery 3. ) ac input- i) voltage 415 vac 10%ii) frequency 50hz 5% iii) phase 3 - phase 4.) d.c.output voltage settings -nominal float fc 48/54.5v (adj. by + 20%, - 5% bc 48/66.5v (adj. by + 2%, - 5%) 5.) output current limit 15a 15a 6. ) power conversion ac to dc by means of three phase full wave, half controlled bridge rectifier consisting of thyristors and diodes. 7.) voltage regulation at bridge output. + 1% of set value for + 10% input voltage variations, 0-100% load variation. 8. ripple voltage less than 3% rms without battery connected. 9. efficiency more than 80% at full load 10. protections (a) input side ac input mccb & elbs with input on/off switch and fuses, contactor (b) output side dc output mccb with output on/off switch and fuses. (c) protection current limit protection, soft start feature, surge suppressor. fast semiconductor fuses for rectifier bridge. (d) control circuit fuses (e) capacitor circuit rectifier hrc fuses. (f) over-voltage cut-back (g) charger over load / short circuit (h) blocking diode 11. controls and switches followings controls and switches are provided in the system 1 ac input source mccbs with interlocking 2 dc output mccb 3 auto/manual float/boost mode selector switch. 4 float and boost voltage variable potentiometers. 5 manual voltage adjustment potentiometer 6 test push button 7 reset push button 8 battery current adjustment potentiometers 9 heater s power supply switch 12. features the following features are provided in the systems: 10 soft start on dc side 11 class-f insulation for all magnetic 12 automatic voltage regulation. 13 automatic changeover from float to boost and vice versa based on current, drawn by battery. 14 filter circuit to eliminate ripple. 15 charger current limit 16 separate battery path current limit. 17 built-in auto phase reversal of operation. 13. meters f.c. b.c. (i)input voltmeter (i) common (ii) input ammeter (ii) input ammeter (iii) output voltmeter (iii) output voltmeter (iv) output ammeter (iv) output ammeter. battery volt meter battery ammeter earth leakage ammeter 14. indications phase on lamps (ii) output on lamp a)phase on lamps (ii) output on lamp. (iii) charger on float led (iv)charger on boost led. 15. annunciation with audiovisual alarms. (i) ac input mains failure (ii) input phase failure (iii) ac under voltage iv) input phase failure v) rectifier fuse failure vi) output fuse failure vii) filter fuse failure viii) dc under voltage ix) dc over voltage x) charger trip xi) capacitor fuse fail xii) output mccb tripped xiii) charger over load xiv) earth leakage xv) dc earth fault xvi) alarm supply fuse failure xvii)battery low condition. v) rectifier fuse failure vi) output fuse failure vii) filter fuse failure viii) dc under voltage ix) dc over voltage x) charger trip xi) capacitor fuse fail xii) output mccb tripped. note : all the alarms shall be provided through electronic display cards. audio alarm through buzzer, visual indication through 10 mm leds & alarm ackn. / reset and led provision is through push buttons. 16. operating ambient temperature surrounding the panel 00 to 500 c 17. surrounding the panel relative humidity. 0-95% non-condensing 18. panel (i) protective grade (ii) cooling (iii)paint ip 42 natural air-cooled smoke grey of iss-692 shade a) average winding temperature rise over ambient temperature b) insulation class c) insulation breakdown voltage. as per relevant iss. f 3 kv for 1 min withstand. 19. cables 1100 v

State Government

CTN :39524441

17 Mar, 2025 33.25 Lacs

Kota - Rajasthan

Tender For corrigendum : interlocking road construction work in government higher secondary school in village khajuri under mahanrega scheme.

State Government

CTN :39624813

17 Mar, 2025 20.00 Lacs

Unnao - Uttar Pradesh

Tender For interlocking work at gram panchayat chilauli in ramkishun house to gaddar talab

State Government

CTN :39603255

13 Mar, 2025 NA

Mandi - Himachal Pradesh

Tender For a/r & m/o on office building mand division no. 11. at jail road mand distt. mand (hp) (sh:- balance work for providing and laying interlocking paver tile division no. il parking area (left side of office building.

Central Government/Public Sector

CTN :39628881

02 Apr, 2025 NA

Thiruvananthapuram - Kerala

Tender For signalling, interlocking and telecommunication works in connection with closing of lc no. 566 at km. 191/400-500 and interlocking alterations at chirayinkeezh ibs, lc no.567 at km.192/100-200, lc no.569 at km.192/800-900 and lc no.570 at km.193/800-900 between kadakavur & murukkampuzha stations in thiruvananthapuram division

State Government

CTN :39601286

15 Mar, 2025 77.04 Lacs

Dehradun - Uttarakhand

Tender For construction of junior engineer room / store room / toilet block (he/she) , interlocking tiles work in campus , miscellanious civil works of old control room building at 33/11 k v substation campus bhagwanpur roorkee .

Central Government And Public Sector

CTN :39628894

01 Apr, 2025 NA

Tinsukia - Assam

Tender For electrical works for replacement of conventional type panel interlocking with distributed electronic interlocking at 2 stations (ntsk, tsk) and ei at 4 stations(spgn,slgr,agi &ttb)

State Government

CTN :39487629

11 Mar, 2025 5.90 Lacs

Jhunjhunu - Rajasthan

Tender For corrigendum : mhaendra shekhawat ke ghar se mukhya sadak ki aur interlocking sadak my naali nirman

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