Latest investigations service Tenders | Government investigations service Tenders

Central Government/Public Sector

CTN :45492829

01 Jul, 2026 NA

Subansiri - Arunachal Pradesh

Tender For supply of vrf or vrv air cooled outdoor units suitable for cooling or heating having 100 percent hermetically sealed inverter type twin rotary or scroll compressor capacity of machines 14 hp to 22 hp , following minimum capacity 4 way vrv or vrf cassette type indoor ceiling mounted unit equipped with synthetic washable media pre filter,3 point 2 tr , following minimum capacity 4 way vrv or vrf cassette type indoor ceiling mounted unit equipped with synthetic washable media pre filter,4 tr , vaccumiazation and nitrogen testing of following nominal sizes of soft or hard drawn copper refrigerant piping for vrv or vrf system, thickness 1 point 2 mm , 9 point 5 mm dia od soft drawn with tube thickness 1 point 2 mm , 12point 7 mm dia od soft drawn with tube thickness 1point 2 mm , 15 point 86 mm dia od soft drawn with tube thickness 1point 2 mm , 19 mm dia od hard drawn with tube thickness 1 point 2 mm , 22 point 2 mm dia od hard drawn with tube thickness 1 point 2 mm , 25 point 4 mm dia od hard drawn with tube thickness 1 point 2 mm , 28 point 58 mm dia od hard drawn with tube thickness 1 point 2 mm , 34 point 9 mm dia od hard drawn with tube thickness 1 point 62 mm , 41 point 27 mm dia od hard drawn with tube thickness 1 point 62 mm , s i t c of y joints kit refrnet , drain piping rigid pvc piping complete with fittings supports as per specifications and insulated with 6mm thick closed cell elastometric nitrile rubber insulation 25mm dia and , 32 mm dia , 40mm dia , control and transmission wiring , testing and commissioning of vrf or vrv systems including topping of r410a gas as per site requirements , supply and installation of u or v protection of used copper pipe at outer site for odu connection site , 6way load bank double door enclosure confirming to is 8623 iec 60439 g frame panel boards , supplying and fixing of following sizes of medium class pvc conduit along with accessories 25mm , frlsh or hffr pvc insulated copper conductor single core cable in the existing surface or recessed steel or pvc conduit as required 3 x 1 point 5 sq mm , suitable size gi box with modular plate and cover in front on surface or in recess , one number xlpe insulated and pvc sheathed copper conductor armoured power cable of 1 point 1 kv grade 4 x 16 sqmm , 16 a rating 240 by 415 v 10 ka c curve miniature circuit breaker suitable for nductive load of following poles in the existing mcb db complete with connections single pole , single pole and neutral sheet steel mcb distribution board 240 v on surface by recess complete 12 way double door , supplying and fixing 25 a rating single pole and neutral , following size of perforated painted with powder coating m s cable trays 150 mm width x 50 mm depth x 1point 6 mm thickness , earthing with g i earth pipe 4 point 5 metre long 40 mm dia including accessories , providing and laying earth connection from earth electrode , providing and fixing 6 swg dia g i wire on surface or in recess for loop earthing , amc as per section c , installation of cassette ac 2 ton 5 star , copper pipe , 4 core copper wire , drain pipe with insulation , odu stand , cable tray , hanging rod , faster nut , wrapping tape , 3 core copper wire

Central Government / Public Sector

CTN :45486815

02 Jul, 2026 NA

Hyderabad-T - Telangana

Tender For supply, installation, testing and commissioning of water load bank for load testing of 500kva, 750 volt 3 phase diesel generator set of power cars as per annexure. [ warranty period: 30 months after the date of delivery ] ]

CTN :45484439

19 Jun, 2026 NA

Tawang - Arunachal Pradesh

Tender For supply of supply installation testing and commissioning of 58.5 kva under job no 2561 as per store list att , cement 43 grade opc packed in hdpe bag each 50 kg wt conforming to is 8112 1989 , coarse sand free from vegetation , coarse aggregate 20mm graded , coarse aggregate 40mm graded , hard core 40 to 63 mm graded , stone for rr masonry less than 6 inch , pre painted galvalume aluminum zinc coating gi based corrugated steel sheet 0.50 mm thick an colour having a tensile strength , ms pipe med grade 50mm dia confirming to is 1611 1998 , painting brush 4 inch , anti corrosive red oxide zinc chromate primer , synthetic paint enamelled og , thinner , self driving screw for ppgi sheet , iron welding rod , mcb spn 240 volts 32 amps , mcb sp 6 to 32 amps , pvc tape 19mm wide 5m long , on load change over switch within sheet steel enclosure , cable pvc insulated electric cables heavy duty 1100 volts grade multi stranded copper conductor of , cable xlpe insulated screened pvc bedded galvanised steel strip or wire armored electric power cable heavy duty 1100 volts grade , switch piano 5 amp 230 volts flush type one way , switch socket combination , led tube light fittings 15w 230v box type 4 feets with crca body pre coated white and prewired for led tuble complete , screw full thread 6x19 mm isi marked , pvc switch board snow white of size , ceiling rose three terminal , pvc round squire block , distribution box 4 way double door spn 240 volts copper bus bar and neutral link earthing stud , service cable pvc insulated aluminium conductor 1100 volt grade heavy duty served with inner sheathing of pvc tap and overall pvc sheathed , earthing plate 600x600x6mm galvanised steel suitable for gi strip fittings, drilled with two nos holes for 6 mm dia near one side , ci earthing pit cover of size 300x300x6mm with angle iron isa 20x20x3mm thick ms frame , funnel fitted with 20mm dia gi pipe 1.5m long , galvanized iron strip 32 x 6 mm , charcoal , salt normal , cement 43 grade opc packed in hdpe bag each 50 kg wt //bid details 2 / 32

CTN :45465678

19 Jun, 2026 NA

Kanchipuram - Tamil Nadu

Tender For supply, installation and testing of electronic equipments - supply -ece lab equipments, single output regulated dcvariable power supply- input voltage: 230v / 50hz ac. output voltage: (0 30)v dc. output current: (0 2)a dc. protection circuit: over voltage, over current, and short-circuit protection. high efficiency: greater than 85%. low ripple and noise: less than 50 mv. digital display., dual output regulated dc variable power supply- input voltage: 230v/50 hz ac. output voltage: (0 30)v dc. output current: (0 2)a dc. protection circuit: over voltage, over current, and short-circuit protection. high efficiency: greater than 85%. low ripple and noise: less than 50 mv. digital display., function generator - frequency range: 0.1 hz to 5 mhz. display: 4 to 6 digit led display. output waveforms: sine, triangle, square, pulse, ramp. amplitude: 0 20 vpp. rise time: 100 ns. distortion: 1% within specified frequency range. power supply: 230 v ac 10%, 50 60 hz. output amplifier protection: short-circuit and 15 v, digital ic trainer kit with breadboard - +5 v dc, 1 a regulated power supply. 12 v dc / 15 v dc, 200 ma regulated power supply. solderless breadboard with minimum 840 tie- points,power distribution buses. zif (zero insertion force) ic sockets to accommodate 8 or 16 pin ics. logic input and output leds for output monitoring. 16 buffered led outputs. 16 debounced switch inputs. variable clock generator: 0.5 hz to 50 hz. single pulse output: 100 ms (buffered, positive and negative outputs). one seven-segment display with 4 bcd inputs. built-in logic switches. manual clock: debounced push-button (one pulseper press)., dc voltmeter(digital) - dc digital voltmeter - 3 digit led/lcd display, measurement range: 0 20 v dc,accuracy: class 0.5( 0.5 % full-scale), dc ammeter - dc ammeter digital - 3 digit led/lcd display, measurement range: 0 5 a dc,accuracy: class 0.5 ( 0.5 % full-scale), lvdttrainer kit - ac mains power supply: 230 v 10%, 50 hz. fixed regulated dc power supply: +5 v, 12 v / 500 ma. transducer: lvdt. lvdt displacement: 20 mm (40 mm total). displacement scale: linear 20 mm. displacement display: red color 3 digit led display. excitation frequency: 4 khz. excitation voltage: ac variable excitation voltage up to 5 v., strain gauge trainer kit - ac mains power supply: 230 v 10%, 50 hz metal foil strain gauge mounted on beam/cantilever. strain measurement under applied load. wheatstone bridge arrangement. instrumentation amplifiers with 3 digit display for strain / output voltage. table-top trainer with labelled panel. test points for signal measurement. built-in dc power supplies and wooden closed cabinet. supplied with patch cords and user manual., ask modulation and demodulation kit - message signal1:8-bit variable data,amplitude 5v. message signal 2:debounced data, amplitude low (0) and high (5 v). message signal 3:fixed data 25 khz, 12.5 khz, 6.25 khz, 3.12 khz,amplitude 5 v. carrier signal: sine wave, frequency 200 khz, amplitude 5 v. supply voltage (board): +12 v, +5 v dc. input voltage: 230 v ac, 50 hz. interface connectors: 2 mm banana socket., fpga trainer kit - must use industry-standard mid-range fpga device usb-jtag programmable, compatible with vivado ise (webpack). power supply: 5 v dc through usb or external adapter. on-board peripherals: leds, switches, push buttons, 7-segment display,clock source, gpio / pmod expansion ports, uart, vga / hdmi, usb- uart bridge, usb cable. user manual., measurement scale: a vertical steel meter scale, usually with (1mm) graduations, for precise deflection measurement., accessories: includes a set of slotted weights (e.g., (6times 50g) or similar sets) for incremental loading.

CTN :45470987

29 Jun, 2026 NA

Jamshedpur - Jharkhand

Tender For supply & testing of 500 kva, 11kv/750v, 3-phase, 50 hz. outdoor type power transformer conforming to 15 2026 (part 1): 2011 (reaffirmed 2021), plinth mounted, copper wound, mineral oil immersed with freely breathing system (also called conservator system) as per clause 8.2 (a) of is 2026 (part 1), primary winding in delta and secondary winding in star (vector symbol-dyn11), onan cooled transformer, minimum short circuit impedance of 5% as per is 2026 (part 5), with all fittings specified in annexure a to this description, terminal arrangement: the transformers shall be fitted on high voltage and low voltage sides with outdoor type bushings of appropriate voltage and current ratings. the high voltage bushings (3 nos.) shall confirm to is/iec 60137. the low voltage bushings (4) nos.) shall conform to 15.7421. suitable cable-end box is to be provided as follows: a) for outdoor type: l.t. side tap changer: on-load tap changerfor variation of hv voltage from -+5% to -5% in steps of 1.25% make- andrew yule/aeg/crompton greaves/kirloskar electric co./abb/siemens/schneider or similar. [ warranty period: 30 months after the date of delivery ] ]

CTN :45469583

16 Jun, 2026 NA

Kanpur - Uttar Pradesh

Tender For providing of custom bid for services - ---- custom bid for services - revalidation of fall arrestor at hpcl kanpur terminal- annual maintenance and revalidation of fall protection system installed at tlf gantry (16 lines), calibration shed (1 line), sealing tower (4 lines), ethanol u/l gantry (2 lines) and tw gantry, spur 1 (14 sections of 50 mtr each and tw gantry, spur 2 (14 sections of 50 mtr each). i. conduct a thorough inspection of the existing fall arrestor system and lifeline. ii. assess the current condition of all components, including harnesses, lanyards, anchors, and connectors. iii. identify any wear, damage, or defects that could compromise safety. iv. ensure the system complies with the latest safety standards and regulations (e.g., osha, ansi). v. verify that all components meet manufacturer specifications and industry requirements. vi. perform load testing on the lifeline and anchor points to verify their strength and reliability. vii. conduct a drop test to ensure the fall arrestor system functions correctly. viii. provide certification of revalidation, including test results and compliance documentation. ix. carry out necessary maintenance, such as lubrication of moving parts and tightening of loose components. x. repair or replace any damaged or worn parts to restore the system to optimal working condition. xi. document all repairs and replacements made during the revalidation process. xii. recommend and implement any necessary upgrades to enhance the safety and performance of the system. xiii. install additional safety features if required, such as shock absorbers or retractable lifelines. xiv. prepare a detailed report of the revalidation process, including inspection findings, test results, and maintenance performed. xv. maintain records of all certifications and compliance documents for future reference. xvi. schedule follow-up inspections to ensure continued compliance and safety. xvii. offer ongoing technical support and assistance as needed. xviii. lifting tools & tackles: vendor should get revalidation certification through a up factory competent person and submit all required documents to hpcl.

CTN :45478330

01 Jul, 2026 43.44 Lacs

Hooghly - West Bengal

Tender For load testing and certification of 04 nos. eot cranes of btps by actual load of water bags or balloons as per statutory requirement

CTN :45478137

27 Jun, 2026 NA

Vidisha - Madhya Pradesh

Tender For items - computer and servises and otheres, mcb (miniature circuit breaker), acb (3200a/4000a ), acb (air circuit breaker), allen key set, amf relay, ammeter, annunciation system, anti-corrosion spray, arc flash suit, arc flash suit (ht/lt panel ), auxiliary contacts, avr (automatic voltage regulator), battery charger, blower/air blower, breather assembly, bus coupler acb, busbar insulators, busbar supports, cable glands, cable glands, cable lugs, cable ties, cable ties, changeover switch, clamp meter, clamp meter, combination pliers, consumables, contact cleaner spray, contactor, continuity tester, control cable, control fuses, control relay, control wires, cooling fan, copper busbar, crimping tool, ct (current transformer), current transformer (ct), dg set synchronization panel (3 750 kva), digital multimeter, digital multimeter, discharge rod, earth fault relay, earth switch, earth tester, earthing rod, electrical contact cleaner, electrical gloves (11 kv rating), electrical safety gloves, emergency stop switch, energy meter, engine control module, face shield, ferrules, ferrules, flexible wire, frequency meter, fuse fuse base, heat shrink sleeves, heat shrink tubes, hrc fuse, hrc fuses, ht protection relay, indicator lamps (r/y/b), infrared thermometer / thermal camera, insulated screwdriver, insulation tape, isolator switch, lightning arrester, load sharing module, lockout-tagout (loto) kit, loto kit, lt pcc/mdb panel, lubricant spray ( ), lugs, maintenance tools, mccb, mccb (molded case circuit breaker), megger (insulation tester), megger 5 kv, microfiber cloth, motorized mechanism, multifunction meter, multifunction meter, nose pliers, numerical protection relay, oti (oil temperature indicator), over current relay, overload relay (olr), phase sequence meter, phase sequence tester, plc module, power analyzer, power cable, power factor meter, protection & metering, pt/vt (potential transformer), push buttons (start/stop), pvc insulation tape, reverse power relay, rust remover, safety equipment, safety goggles, safety helmet, safety helmet, safety shoes, safety shoes, screwdriver set, secondary injection test kit, selector switch, shunt trip coil, side cutter, silica gel, smps (power supply), soft brush, spanner set, speed governor module, spiral wrapping, spring charging motor, starting relay, synchronizing relay, terminal blocks, thermal camera, thermostat, timer relay, torque wrench, transformer buchholz relay, transformer oil, under/over frequency relay, under/over voltage relay, uv coil, vacuum cleaner, vcb (vacuum circuit breaker), voltage tester, voltmeter, wire markers, wire stripper, wti (winding temperature indicator), , , , comprehensive maintenance of substation, transformer, panels, synchronization panel a including all consumables, accessories, minor & majour spares, cleaning materials, testing instruments, preventive maintenance and breakdown maintenance complete., annual maintenance of substation, transformer, panels, synchronization panel a including all consumables, accessories, minor spares, cleaning materials, testing instruments, preventive maintenance and breakdown maintenance complete.

CTN :45261219

16 Jun, 2026 NA

Cuddapah - Andhra Pradesh

Tender For corrigendum : supply of tas revamp at kadapa terminal c c - supply of 3inch mfm with 4inch flange , erection, tandc of 3inch mfm , supply of 2inch mfm inc 2inch nrv , erection, tandc of 2inch mfm , camc of supplied mass flow meters , supply - 4inch sae with dpg , erect and comm of 4inch sae , sup-rtd cm temp transmitter , testing and commng of rtd , sply 4inch dcv , erect and comm of 4inch dcv , sply 2inch piston type dcv , erect and comm of 2inch dcv , sup - 2inch sae with dpg , erectand comm - 2inch sae , sup dual arm bcu , erect and comm of bcu , sup of rit , erect and comm of rit , sup-additive block-powrandtrbo , erect and comm of additive block , sup of proximity card reader , supply of proximity cards , supply and inst of face readers for biometric , barrier gate , erection and commissioning of barrier gate , terminal server - 16 port , erect and comm - terminal server , cabling works for shifting of metering assembly , mandatory spares-gantry equipm , armoured cat6a cables with shielded rj45 connectors , sup - 24cx1.5 sq. mm - frls , sup - 8 cx1.5 sq. mm - frls , sup - 4 cx1.5 sq. mm - frls , sup - 3cx2.5 sq. mm - frls , sup- 1px1.5 sq. mm - frls , sup- 2px1.5 sq. mm - frls , sup- 12 px1.5 sq. mm - frls , lay -all type of cables , load rack server , client pcs , terminal automation software , manday assistance , resident engineer during stabilisation , camc of supplied tas equipment , camc of free issue items , camc period load rack server , camc period client pcs , 24 port ethernet switch , process plc

Central Government And Public Sector

CTN :45192273

15 Jun, 2026 NA

East Champaran - Bihar

Tender For corrigendum : providing services overhauling and testing of on-load tap changer (oltc) make ctr and high voltage circuit breaker on-site at hbl plant sugauli

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Central Government And Public Sector