Latest vacuum tube scrap Tenders | Government vacuum tube scrap Tenders

Central Government/Public Sector

CTN :45550931

19 Jun, 2026 NA

Budgam - Jammu And Kashmir

Tender For supply of class b & c surge protection device (spd) -type i & ii with visual indication and potential free contact to remote monitoring as mentiontioned in specification no. rdso/spn/165/2023 dated 20.06.24 and as per rdso guidelines on earthing , bonding lightening and surge protection system for s&t installations issued vide lettter no.rdso-sig0spd(proj)/01/2020 dated 01.05.2025. [ warranty period: 12 monthsafter the date of delivery ] ]

Central Government/Public Sector

CTN :45470708

10 Jul, 2026 NA

Ahmedabad - Gujarat

Tender For corrigendum : supply of disconnecting and earthing device, 8-pole, 2-way, no-off on load, 63a, 750v ac(1000v insulation), 2no + 2nc with heavy handle & pad locking arrangement in earth position, mounted in a stainless steel enclosure suitable for ac-23 duty, confirming to is:13947/iec -60947 confirming to rcf specification no.edts-355(rev.1), make l&t or schaltbau only. [ warranty period: 30 months after the date of delivery ] ]

Central Government/Public Sector

CTN :45560657

08 Jul, 2026 NA

Ajmer - Rajasthan

Tender For supply of disconnecting and earthing device, 8-pole, 2-way, no-off on load, 63a, 750v ac (1000v insulation), 2no + 2nc with heavy handle & pad locking arrangement in earth position, mounted in a stainless steel enclosure, suitable for ac-23 duty, conforming to is:13947/iec-60947, as per sr. no. 15, item no. 12 a1 of bill of material of rcf specification no. edts-355 (rev.1) & conforming to rcf specification no. edts-355 (rev-1), suitable for use in set ofpanel of non-ac lhb type coaches [ warranty period: 30 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted:max 8 lacs ] ]

Central Government/Public Sector

CTN :45561334

07 Jul, 2026 NA

Ajmer - Rajasthan

Tender For supply of hex head screw for earthing device of ctrb m8x30 ( lhb shell with fiat bogies) as per rdso drg. no. cg-15070 alt. 1.property class 10.9, make of hex head screw shall be as per icf drg. no. t-0-2-619 alt. y/12.accepted make-tvs or dfl or unbrako or tuff only. [ warranty period: 30 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted:max 8 lacs ] ]

Central Government And Public Sector

CTN :45555434

19 Jun, 2026 NA

Dibrugarh - Assam

Tender For supply of clip assembly for earthing device of lhb coaches as per drg.no. rcf drg no.lw-71240 alt-a specn: edts 101, rev-c, am-3. [ warranty period: 30 months after the date of delivery ] ]

Central Government / Public Sector

CTN :45550233

06 Jul, 2026 NA

Tirupati - Andhra Pradesh

Tender For disconnecting and earthing device, 8 pole, 2 way, no-off on load 63a, 750v ac (1000v insulation) 2 no +2 nc with heavy handle and pad locking arrangement in earth position mounted in a stainless steel enclosure suitable for ac 23 duly conforming to is 13947/iec 947, catalogue no.m137 0827407 of m/s schaltbau or catalogue no.73342slb32logbss of m/s l&t/salzer. make: schaltbau or l&t/salzer and similar or equivalent. note: sample to be approved before bulk supply ]

State Government

CTN :45414122

17 Jun, 2026 1.90 Crore

Jalandhar - Punjab

Tender For corrigendum : prov installing and drilling of 550 mm dia bore with reverse rotary rig up to 160 mtr. depth including cost of 20 mtr stainless strainer const of pump chamber pumping machinery di fitting rising main ohsr of 250 kl capacity complete in all respect. - augmentation of water supply scheme village padhiana block adampur distt. jalandhar (under head: nabard 31/4215) providing, installing & drilling of 550 mm dia bore with reverse rotary rig up to 160 mtr. depth including cost of 20 mtr stainless strainer, construction of pump chamber of size 3.05m × 3.70m with wc, providing & installing pumping machinery, di fitting, disinfections unit, rising main(10kg/cm2), household connections with water meter and distribution system, solar panel, bulk meter, environmental charges, development of water works, construction of 1 no. ohsr of 250 kl (2,50,000 ltrs) capacity with sill level not less than 23.50m height upto fsl 27.50 m from formation level complete including the cost of inlet, outlet, overflow & scour & vertical pipes, di duck foot bends, expansion joints, puddle collar, lightening conductor, earthing, aluminium ladder inside the ohsr stair case, scour/overflow sluice valves, d/f extension joints, automatic electronic water control device and construction of plinth protection around ohsr, all civil works as per site complete in all respects.

Central Government And Public Sector

CTN :45550546

24 Jun, 2026 NA

Patiala - Punjab

Tender For corrigendum : supply of pantograph disconnecting + earthing device to spec. no. clw/es/3/0008 alt. b, and str no. clw/2022/eldo/e/str/0137 rev.- 1. [ warranty period: 30 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]

CTN :45541202

23 Jun, 2026 NA

Chennai - Tamil Nadu

Tender For purchase of tanche - lab equipments for eee and ece department - purchase - lab equipments for eee department electronics lab, single phase to single phase cyclo converter kit single-phase bridge cycloconverter power devices: scr/triac based input supply: 230 v ac, 50 hz step-down isolation transformer 230 v / 12 v output: 12 15 v ac, frequency: 0 25 hz (adjustable),firing angle control circuit and frequency control circuit to be provided built-in resistive load, terminals to be brought on ms panel with necessary symbols and circuits, pwm based step down dc chopper using mosfet/igbt kitpwm based step-down dc chopper (buck converter) power device : power mosfet / igbt based switching circuit input supply : 24 v dc to 110 v dc or derived from 230 v ac mains through rectifier unit output voltage :(0 to vin) variable dc output current : up to 5 a dc maximum with suitable load resistor (r load) pwm duty cycle control provided pwm generation and control circuit inbuilt gate driver circuit provided, single phase single pulse / sinusoidal pwm inverter using mosfet/igbt kittype : single phase pwm inverter trainer power device : mosfet / igbt based inverter circuit input supply : 12 24 v dc output voltage : 30 v rms ac output phase : single phase output frequency : 0 50 hz variable output power : 100 w single pulse pwm operation sinusoidal pwm (spwm) operation variable frequency control pwm generation and firing control circuit inbuilt gate driver circuit provided test points provided for waveform observation and analysis built-in resistive load provision, on / off control of lamp using solid state relay kittype : solid state relay (ssr) trainer kit control/input voltage : 12 v / 24 v dc or up to 30 v dc output load voltage : 230 v ac, single phase load control : on/off control of ac lamp load solid state relay based switching circuit opto-isolated input control built-in ac lamp load manual on/off switching arrangement led indication for input and output status, speed control of ac motor using vfd drive module with ac motortype : variable frequency drive (vfd) module input supply : 415 v ac, three phase, 50 hz output : three phase variable voltage and variable frequency ac output 1 hpthree phase squirrel cage induction motor415 v ac 50 hz &1440 rpm control technique : pwm / spwm based control frequency range : 0 50 hz variable digital display for frequency and operating parameters start / stop and forward / reverse control, acceleration and deceleration control facility powder coated ms control panel tabletop / floor mounted laboratory type setup clearly labelled circuit diagram and control switches proper insulated terminals and earthing arrangement, purchase - lab equipments for eee department electrical machines lab, three phase transformertype: three phase transformer, rating: 3 kva input voltage: 415 v ac, 3-phase, output voltage: 230 v ac, 3-phase frequency: 50 hz winding material: copper wound insulation class: class b or higher duty: continuous duty suitable for laboratory usebench/floor, dc stepper motor drive kit with stepper motorinput supply : 230 v ac, 50 hz stepper motor : permanent magnet / hybrid type with suitable driver circuits. motor operating voltage : 12 24 v dc variable speed control forward and reverse direction control full step and half step operation manual / automatic pulse generation facility built-in regulated dc power supply led indication for phase sequence and status test points provided for waveform observation start / stop control switches to be provided overload and short circuit protection to be provided mounted on compact powder coated cabinet with printed circuit diagram proper insulated terminals and interconnecting leads to be provided patch chords for interconnection., dc servo motor drive kit with servo motorinput supply : 230 v ac, 50 hz servo motor type : dc servo motor with feedback arrangement motor operating voltage : 12 24 v dc controller type : microcontroller based servo drive contr

CTN :45531395

19 Jun, 2026 49.29 Lacs

Srinagar - Jammu And Kashmir

Tender For providing and replacement of old spare parts alongwith surge protection device with earthing of 11kv ht/lt panel in substation, ag office complex, srinagar (j&k).

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