Latest bracket insulator Tenders | Government bracket insulator Tenders

Central Government/Public Sector

CTN :45549324

18 Jun, 2026 NA

Firozpur - Punjab

Tender For insulation monitoring relay,415 v ,3 phase, neutral isolated, voltagerange 0-500 v ac, insulation measuring range-10 k ohm to 150 k ohm, control supply 24-240 v ac/dc, place of installation - s1a7, used for insulation control 415 v of lhb type ac coaches, confirming to rdso spec. no.rdso/pe/spec/ac-0184-2015 (rev.1), suitable for lhb type ac coaches switch board cabinet (s1a7),accepted make as per s. no.68 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 :45547510

22 Jun, 2026 NA

Mumbai - Maharashtra

Tender For supply of insulation control 415v ac, measuring range 1-100 k (set at 30 k ohm), rated voltage 0-500 v ac, control voltage 24-240 v, ac/dc or self-activation as per specification no. rdso/pe/spec/0184-2015(rev-2). [ warranty period: 30 months after the date of delivery ] ]

Central Government/Public Sector

CTN :45550005

09 Jul, 2026 NA

Harnaut - Bihar

Tender For instant water heater (geyser) in capacity of 1 liter horizontal wall mounting. abs outer body,inner tank stainless steels power supply 230 volts ac, 50 hz, power consumption 3.0-4.5 kw. length of flexible cable two meter with 3 pin plugs of 16 amps. safety features heating element insulation incoloy glass coated safety device/thermostat/auto temperature control, safety value pressure value flow switch, temperature indication/display test report along with an offer from central govt. accredited labs nabl/ilac. conforming to is: 8978 latest and is: 302-2-35 (specification for safety of house hold and similar electrical appliance, part-2, section-35). make:- bajaj, recold, havells or similar. [ warranty period: 30 months after thedate of delivery ] ]

Central Government/Public Sector

CTN :45550073

07 Jul, 2026 NA

Ajmer - Rajasthan

Tender For supply of 200va control transformer 750v/415v, type-ii, 50hz, single phase, 'h' class insulation, dry type & air cooled, along with fuses complete, suitable for use in switchboard cabinets of eog/hog lhb type ac coaches, power cars, lhb type garib rath ac coaches & smart lhb hog ac coaches, conforming to rdso specification no. rdso/pe/spec/ac/0203-2020 (rev-0). [ 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 :45525479

06 Jul, 2026 11.85 Lacs

Kamrup - Assam

Tender For establishment of material testing laboratory under o/o the agm(c) design and projects aegcl kahilipara - civil works, compression testing machine (2000kn) with digital reading, automatic pace control with all attachment for testing concrete cube & bricks conforming to indian standards (is: 516, is: 14858) and can also be supplied as per british standards (bs: 1881), astm c-39 with calibration certificate. it should be typically calibrated to class 1 accuracy ( 1%); featuring a robust, fully welded loading unit and hardened, ground, and polished platens, often with a self-aligning upper platen; with display type as pc-controlled with software. it should have pace rate of full three-term pid feedback control with fully automated data acquisition, storage, and analysis. the operation should be fully automated, stress & strain controlled loading., aggregate impact test, crushing value apparatus with hammer weight of 13.75 kg 0.25 kg (or 14 kg 0.5 kg), height of free fall of 380 mm 5 mm, impact cup (mould) inner diameter of 102 mm 0.25 mm and impact cup depth of 50 mm 0.25 mm as per is 2386 (part iv), bs 812-112. automation grade often semi-automatic with a digital counter. display type digital for the blow counter; sometimes includes a digital gauge for other measurements. overall weight (approx.) should be of 45 kg to 60 kg (total machine mass). standards compliance conforms to international standards like is: 2386 (part iv), bs 812-112, etc. , sieves: (40, 20, 10, 4.75, 2.36, 1. 18) mm with lid and pan and (0.6, 0.3, 0. 15, 0.075) with lid and pan (all 200mm diameter size) metal : gi, weighing balance-30kg (accuracy-1gm)., weighing balance-5kg (accuracy-0.1gm)., hot air oven with double walled design, thick glass wool insulation to prevent heat loss, micro processor based auto tune pid digital temp controller cum indicators and 230 volt 50hz single phase ac supply, heavy duty stainless steel lock, indoor hinge and sample placement trays, temp range should be 50 degree c 250 degree c with temp accuracy 0.5 degree c. it should have digital led display of size 45 cm x 45 cm x 45 cm (inner)., cube mould (cast iron) of size 150mmx150mmx150mm, isi marked as per is:10086. weight of the mould will be about 13.5 kg, strictly as per bis specifications and within required tolerance., slump cone test apparatus-(isi marked)-with tamping rod (complete set ) as per is: 7320 and is: 1199 part 2, consisting of slump cone, base plate and graduated tamping rod - made of stainless steel., proctor test apparatus with all accessories as per is: 2720 part 8 and is: 10074(1982), complete with base plate and collar., measuring cylinder-borosilicate (1 complete set ) glass of sizes 100 ml, 250 ml, 500 ml and 1000 ml., field density test app-core cutter method ( complete set) complete with core cutter of 100 mm dia x 130 mm long with chromium plating, dolly for 100 mm dia core cutter, and rammer with steel rod as per is : 2720, rebound hammer digital (original/silver schmidt type n) with calibration certificate as per is 516 part 5, sec 4 with impact energy of 2.207 nm (1.63 ft-lbf), concrete strength range of 10 100 mpa (1450 14500 psi) and weight of 570 g (1.3 lb) with display as graphic lcd (e.g., 17x71 pixels) or analog/digital and battery life: >5000 impacts., ultrasonic pulse velocity test apparatus (proceq, acoustic control systems, vedantrik technologies) with calibration certificate and frequency range of 24 500 khz (nominal transducer); measurement resolution of 0.1 s (microseconds); pulse voltage ranging from 125 v to 500 v (adjustable); receiver gain of 1x, 10x, 100x, auto, up to 1000x (lab+ model); pulse shape as square wave; measurement modes as pulse velocity, surface velocity, e-modulus, compressive strength correlation, crack depth; memory which stores >500 measured values; display should be 79x21 mm passive matrix oled; connectivity through usb for pc connection; software: pundit link for analysis and export. standards compliance

CTN :45547590

08 Jul, 2026 NA

Kharagpur - West Bengal

Tender For supply of solid core porcelain bracket insulator (1050 mm cd) for 25 kv a.c 50 hz single phase overhead traction lines as per rdso spec. no. ti/spc/ohe/ins/0071 (04/2022) [ warranty period: 30 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variationpermitted: max 8 lacs ] ]

CTN :45517088

02 Jul, 2026 NA

Panchkula - Haryana

Tender For electrically heated thermal insulation furnace of inner chamber size of 1500mm x 1000mm x 1000mm , electrically heated thermal insulation furnace of inner chamber size of 1600mm x 1600mm x 1600mm , electrically heated thermal insulation furnace of inner chamber size of 200mm x 200mm x 200mm , control panel with plc automation

Central Government/Public Sector

CTN :45519097

16 Jun, 2026 NA

Vellore - Tamil Nadu

Tender For corrigendum : mandatory spare for patratu esp and sbmcc - acp 4000a, 0-25a, ctr 25/1a, 0-50a, ctr 50/1a, 0-75a, ctr 75/1a, nr_ i/c, dae_b/c_dae o/g, coupling relay _ 220v dc, support insulator _main bb, "support insulator_ vrtical bb", "spring charging mtr(2000a-4000a)", aux. contacts (2000a-4000a), "position ind switch (2000a-4000a)", "spring chrgd ind. switch 2000-4000a", trip ind. switch 2000-4000a, aru chute 4000a, fixed contact set 4000a, moving contact set 4000a, arcing contacts 4000a, charging spring 2000a to 4000a, ct metering 25/1a, ct metering 50/1a, ct metering 75/1a, ct protection 4000/1a, ct ps class 4000/1a, closing coil 2000-4000a, trip coil 2000-4000a, pt 415 3/110 3,50 va, cst 2.0 kva, cst 3.0 kva, cst 250 va, power cntr 25a_240vac, power cntr 16a_110vac, power cntr 32a_110vac, power cntr 115a_110vac, pc coil 25a_240vac, pc coil 16a_110vac, pc coil 32a_110vac, pc coil 115a_110vac, sfu 63a, sfu 125a, mccb 250a, mccb 400a, "double pole on/off switch_220vdc", "2p,2posi,l/r selector switch", "double pole on/off switch_240vac", "sp on/off switch for motor space htr", "4p 2posi,selector switch_240vac", "4p,2posi, a/m selector switch", "4p,2posi,selector switch_110vac", "double pole on/off switch_space htr", sp on/off switch for socket, ammeter selector switch, control fuse 6a, control fuse 10a, control fuse 16a, control fuse 63a, neutral link 20a, neural link 32a-63a, neutral link 200-400a, ind.lamp _red _110vac, ind. lamp _green _110vac, ind lamp _blue _110vac, ind lamp _red _220vdc, ind. lamp _green _220vdc, ind.lamp _red _240vac, ind.lamp _yellow _240vac, ind. lamp _blue _240vac, ind. lamp _green _240vac, ind. lamp _amber _240vac, ind. lamp _red _415vac, vertical bb dropr support insulator, push button, power fuse 6a, power fuse 16a, power fuse 25a, power fuse 32a, power fuse 63a, power fuse 125a, olr1.0-1.6a, olr 2.5-4.0a, "ind. lamp hldr _green_220vdc", ind. lamp hldr _red_220vdc, "ind. lamp hldr _amber_240vac", ind. lamp hldr _red_110vac, "ind. lamp hldr _blue_110vac", "ind. lamp hldr _green_110vac", busbar al flat piece_150x6, busbar angle _4000a, terminal block fixed, 32 pinmale housing tb, 32 pin female housing tb, 40 pinmale housing tb, 40 pin female housing tb, 16 pinmale housing tb, 16 pin female housing tb, spanner set., screw driver set., nose player, insulation tape, wire cutter, tester, ammeter 10/1a, voltmeter 0-500v, nr_ i/c, dae_b/c_dae o/g, support insulator _main bb, support insulator_ vrtical bb, ct metering 10/1a, ct metering 5/5a, pt 415 3/110 3,50 va, cst 2.5 kva, power cntr 16a_110vac, pc coil 16a_110vac, isolator switch 25a, ammeter selector switch, 4p,2posi,selector switch_110vac, double pole on/off switch_space htr, sp on/off switch for socket, voltmeter selector switch, control fuse 6a, control fuse 16a, control fuse 25a, neutral link 20a, ind.lamp _red _110vac, ind lamp _blue _110vac, ind.lamp _yellow _240vac, ind. lamp _blue _240vac, ind. lamp _red _415vac, vertical bb dropr support insulator, olr 0.4-0.63a, olr1.0-1.6a, olr 1.6a-2.5a, olr 0.63-1.0a, ind. lamp hldr _red_415vac, ind. lamp hldr _red_110vac, ind. lamp hldr _blue_110vac, ind. lamp hldr _yellow_240vac, busbar al flat piece_50x6, terminal block fixed, 32 pinmale housing tb, spanner set., screw driver set., nose player, insulation tape, wire cutter, tester

Central Government / Public Sector

CTN :45549001

01 Jul, 2026 NA

Tirupati - Andhra Pradesh

Tender For supply of insulation monitoring relay, 415v ac, 3phase, neutral isolated, rated voltage range 0-500v ac, insulation measuring range : 10 k ohm to 150 k ohm, control voltage : 24-240v ac/dc, and place of installation s1a7, as per rdso spec.no. rdso/pe/spec/ac/0184-2015 (rev.1) or latest & bom lr.no. - el/7.1.108/mssbc dt. -17/09/2021 or latest, suitable for lhb type ac coaches switch board cabinet (s1a7). acceptable makes as per bom: abb cat.no.cm.iws.2s, schneider cat no. vigil ohm/imd-im10, siemens cat no.3ug4581-1aw31, dold cat no. il 5880.12, contrel cat no. ir 470ly-21a,ri-r138, woka and bender only acceptable. [ warranty period: 30 months after the date of delivery][quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]

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