Latest restricted neutral system Tenders | Government restricted neutral system Tenders

Central Government/Public Sector

CTN :45372374

16 Jun, 2026 NA

Multi City - Multi State

Tender For supply, fitment, installation, commissioning and testing of electrical variable voltage variable frequency ac drive rating-15kw/11kw, 3-phase 380-480 vac 50/60 hz, dc power supply: 510-680 vdc (cimr- ad4a0031fma).nominal input current (nd):24 amp. nominal input current (hd): 31 amp. output power rating (nd):15kw.output power rating (hd):11kw.frequency control range: 0-400hz.motor power-15kw/11kw.emc filter class c2 integrated. braking of standstill by dc injection. salient features: operation mode selection ,dc injection braking and short circuit braking ,speed search ,delay timer, pid control ,dwellfunction ,energy saving, acceleration and deceleration times ,slip compensation, torque compensation ,carrier frequency, frequency upper/lower limit torque control ,jump frequency. main control functions: torque control , drop control speed/torque control switch, feed forward control, zero servo control, momentary power,loss ride- thru and speed search, over torque detection, torque limit. speed control range : v/f control 1:40, open loop vector control 1:200, open loop vector control for pm 1:20, closed loop vector control for pm 1:1500, v/f control with pg 1:40 ,closed loop vector control 1:1500, advanced open loop vector control for pm 1:100. output overload tolerance: nd rating: 120% of rated output current for 60s, hd rating: 150% of rated output current for 60 s (derating may be required for repetitive loads).protection design: ip00 open-chassis, ul type 1 enclosure. ambient temperature (open-chassis): 10 to +50 degree celsius. standard compliance: ul508c iec/en61800 iec/en61800-5-1 ,two safe disable inputs and 1edm output according to iso/en13849-1 cat.3 pld iec/en61508 sil2. make: yaskawa /schnieder /abb/siemens/mitshubishi/angel or similar. [ 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 :45374144

13 Jun, 2026 NA

Multi City - Multi State

Tender For supply of variable voltage variable frequency drive,variable voltage variable frequency drive,variable voltage variable frequency drive,variable voltage variable frequency drive

State Government

CTN :44796717

18 Jun, 2026 NA

Delhi - Delhi

Tender For corrigendum : procurement of vfd variable frequency drive for rodm plant at pps iii bawana - procurement of vfd (variable frequency drive) for rodm plant at pps-iii bawana

Central Government/Public Sector

CTN :45355192

06 Jun, 2026 NA

Rourkela - Odisha

Tender For supply of lenze drive,servoposition controller for(3items) comprising of following: - converter,frequency,typ:e82ev751-4c , - converter,frequency,typ:e82ev551-4c , - function i/o module,type:e82zafsc000 ,

CTN :45346460

04 Jun, 2026 NA

Vellore - Tamil Nadu

Tender For supply of eee lab items dept use - 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 mounted suitable for laboratory operation all winding terminals shall be brought out to insulated terminals and enclosed within a protective outer cover for safe laboratory operation , dc stepper motor driver 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 driver kit with servo motorinput voltage 12 - 24v, dc, 5a, 10-60rpminput 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 controller speed control : variable speed control to be provided position control : angular position control facility to be provided direction control : forward and reverse operation feedback device : encoder / potentiometer based feedback system built-in regulated dc power supply led indications for power and status test points to be provided for signal observation and analysis start / stop control switches provided overload and short circuit protection to be provided mounted on powder coated cabinet with printed circuit diagram proper insulated terminals and interconnecting leads to be provided , three phase resistive loadrating: 5.25 kw supply: 415 v ac, 3-phase, 50 hz total number of load steps: 6 main switch to be provided approximate dimensions: 18 18 22 inches (l b h) comprising special cement-insulated electrical load resistors mounted on powder-coated ms panel/enclosure individual on/off rotary switches for load selection mounted on rubber wheels/casters for portability suitable for laboratory load testing applications proper insulation, ventilation, and earthing arrangement to be provided , single phase induction motor with load arrangement 5hp ,230v, 1400 rpmsingle phase, 2hp,230v,1440 rpm with dol starter loading arrangement and electrical workbench mechanical rope with aluminum brake drum loading with adjustable wheels - 2 no s 0-50 kg spring balance - 2 no s electrical panel board with workbench -cupboard with door. panel board- with proper internal wiring& terminals insulated necessary symbols of motor and starter, fuse, supply indicators to be provided and printed on panel board -digital rpm indicator with proximity sensor to be provided -required number of digital ammeter , three phase synchronous motor with electrical workbench 3-phase synchronous motor with electrical workbench and loading arrangement , rating: 5 hp voltage: 440 v ac, 50 hz speed: 1500 rpm (synchronous speed), induction start using damper winding, suitable starter panel, dc supply (0 220 v dc adjustable (variable dc control) within the panel),and necessary workbench electrical panel board with workbench -cupboard with door. panel board- with proper internal wiring& terminals insulated necessary symbols of motor , starter, exciter, fuse, supply indicators to be provided and printed on panel board -digital rpm indicator with proximity sensor to be provided -required number of digital ammeters and voltmeters for motor to be provided on panel board. , synchronizing panelthree phase, 415v, 15a synchronizi

CTN :45351357

04 Jun, 2026 NA

Pudukkottai - Tamil Nadu

Tender For supply of lab equipments - purchase of lab equipments, acidity test kitspecifications:ethyl alcohol sodium carbonate solution universal indicator solution laboratory-grade test tubes droppers colour comparison chart for test result comparison chemicals supplied in labelled containers with safety instructions suitable for laboratory educational and testing applications, single phase resistive loadspecifications:type: single phase loading rheostat power rating: 5 kw supply: 230 v ac, single phase, 50 hz total number of load steps: 8 approximate dimensions: 18 18 22 inches (l b h) comprising electrical load resistors suitable for laboratory loading applications resistors shall be special cement-insulated type mounted on powder-coated ms panel/enclosure individual on/off rotary switches provided for load selection mounted on rubber wheels/casters for portability, three phase resistive load specifications:rating: 5.25 kw supply: 415 v ac, 3-phase, 50 hz total number of load steps: 6 main switch to be provided approximate dimensions: 18 18 22 inches (l b h) comprising special cement-insulated electrical load resistors mounted on powder-coated ms panel/enclosure individual on/off rotary switches for load selection mounted on rubber wheels/casters for portability suitable for laboratory load testing applications proper insulation, ventilation, and earthing arrangement to be provided, three phase capacitor bank specifications: 3-phase capacitor bank rating: 2 kvar voltage: 440 v ac frequency: 50 hz heavy duty self-healing capacitor units powder coated ms enclosure compact panel mounted/floor mounted construction proper ventilation arrangement to be provided capacitor duty contactor/switch to be provided fuse/mcb protection to be provided discharge resistors to be provided for safety proper earthing arrangement provided, 3 phase auto transformer starter specifications: 3-phase variable autotransformer input: 415 v output: 0 470 v ac (continuous) current: 15 a copper wound, carbon brush type heavy duty toroidal/core construction mounted in powder coated ms/crca enclosure front panel mounted voltage control knob with scale indication proper insulated terminals provided floor/bench mounted type suitable for laboratory use input / output terminal arrangement provided mcb/fuse protection provided proper earthing terminal provided ventilation arrangement for heat dissipation, 3 floor lift interfacing model specifications: type: table-top lift model floors: 3 levels structure: transparent acrylic / ms frame cabin: moving lift car with guide rails drive: dc geared motor / stepper motor motion: up/down movement, floor indication leds (1, 2, 3) direction indicators (up/down), start & stop atevery stage, over load limit control three-floor lift operation plc interfacing and programming floor selection logic automatic stopping at floors direction indication system educational demonstration of elevator automation, mcb elcb trainer kit specifications: 1 phase/3 phase, 2/3/4 pole, 3a-16a single pole mcb 2-5amps two pole elcb 30ma lamp load single phase 5amps panel enclosure and terminal outlets, signal generator specifications: 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 vp-p. rise time: 100 ns. distortion, dso specifications: bandwidth: 50 - 100 mhz. sampling rate: 1gs/s. channels: 2 (minimum) power supply: 100v 240v ac, 50-60 hz automatic measurement: vpp, vavg,rms, frequency, period, vmax, vmin, rise time, fall time, + width, - width, +duty, - duty etc., horizontal scale: 5 ns/div 50 s/div or equivalent vertical resolution: 8 bits (2 channels simultaneously) vertical sensitivity: 1 mv/div 10 v/div (at input) waveform math: +, -, x , , invert, fft etc., waveform storage: 16 waveforms or equivalent communication interface: usb host, usb interface. 7-inch color display or equivalent input impedance - 1 m 2%, // 20 pf 2 passive probes (1x/10x), pwm based

CTN :45328819

09 Jun, 2026 NA

Tiruchirappalli - Tamil Nadu

Tender For equipment items - dual output regulated dc variable power supply-input voltage : 230v/50 hz ac.output voltage : (0-30)v dc.output current : (0-2)a.dcprotection circuit : over voltage, over current and short circuit protection.high efficiency : greater than 85 %.low ripple and noise less than 50 mv.digital display, digital ic trainer kit with breadboard:+5v dc, 1 a regulated power supply. 12v dc / 15v dc, 200 ma regulated power supply.solderless breadboard with minimum 840 tie- points, power distribution buses.zif(zero insertion force)ic sockets to accommodated 8 or 16 pin ics.logic input and output leds for output monitoring.16 buffered led outputs.16 debounced switch inputsvariable 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 pulse per press)., digital storage oscilloscope-bandwidth: 50-100 mhz. sampling rate: 1gs/sec.channels: 2 (minimum). power supply: 100v 240v ac, 50-60 hz automatic measurement: vpp, vavg,rms, frequency, period, vmax, vmin, rise time, fall time, + width, - width, +duty, - duty etc., horizontal scale: 5 ns/div 50 s/div or equivalent vertical resolution: 8 bits (2 channels simultaneously) vertical sensitivity: 1 mv/div 10 v/div (at input) waveform math: +, -, x , , invert, fft etc., waveform storage: 16 waveforms or equivalentcommunication interface: usb host, usb interface. c 7-inch color display or equivalent input impedance - 1 m 2%, // 20 pf accessories:2 xpassive probes (1x/10x), pcb prototype machine :manual software : copper cam & mach3 mill.resolution (x/y) : 3.125 micrometre.working area(x/y/z) : 200 x 300 x 120 mm.minimum width line and space : 0.1 mm (4 mil).maximum travel speed : 58 mm/sec(2.28 ).drilling range: 0.2 3.175 mm(8-125 mil).maximum drilling cycles : 50 cycles/minmain axle power rating : 300w.main axle rotating speed : 25000 rpm.maximum working speed : 3500 mm/min.feeding height: 120 mm.working drive : 0.02 0.05 mm.repositioning accuracy : 0.01 0.02 mm.supported formats : standard gerber, dxf, excellon.capability of processing various materials:fr4, copper clad, acrylic, metal, aluminium etc.power supply : 230v ac

CTN :44991863

29 May, 2026 NA

Hoshangabad - Madhya Pradesh

Tender For bid to ras supply of retrofitting of frequency variator ac drive

CTN :45320055

29 May, 2026 5.92 Lacs

Multi City - Multi State

Tender For corrigendum : addition of stand by hvac secondary pumps with variable frequency drive based control panel in the existing centralized ac plant with associated modification in chilled water line header at administrative building complex supreme court of india new delhisubwork/packages:improvement of electrical supply to pumps of hvac, fire fighting etc at administrative building complex

State Government

CTN :45312121

08 Jun, 2026 2.00 Crore

Sheopur - Madhya Pradesh

Tender For providing, supplying and installation of solar and related equipment in kuno wildlife division - off - grid solar photovoltaic power plant 1.5 kva, off - grid solar photovoltaic power plant 2 kva, off - grid solar photovoltaic power plant 3 kva, off - grid solar photovoltaic power plant 4 kva, off - grid solar photovoltaic power plant 5 kva, off - grid solar photovoltaic power plant 7.5 kva (96v), off - grid solar photovoltaic power plant 7.5 kva (120v), off - grid solar photovoltaic power plant 10 kva, off - grid solar photovoltaic power plant 12.5 kva, off - grid solar photovoltaic power plant 15 kva, off - grid solar photovoltaic power plant 20 kva, off - grid solar photovoltaic power plant 30 kva, 1 horse power solar pumping system, 2 horse power solar pumping system, 3 horse power solar pumping system, 5 horse power solar pumping system, 7.5 horse power solar pumping system, 10 horse power solar pumping system, 15 horse power solar pumping system, 20 horse power solar pumping system, 30 horse power solar pumping system, 1 horse power ac single phase submersible motor, 2 horse power ac single phase submersible motor, 3 horse power ac 3-phase submersible motor, 5 horse power ac 3-phase submersible motor, 7.5 horse power ac 3-phase submersible motor, 10 horse power ac 3-phase submersible motor, 12.5 horse power ac 3-phase submersible motor, 15 horse power ac 3-phase submersible motor, 100wp solar panel, 125 wp solar panel, 160 wp solar panel, 335 wp solar panel, 500 wp solar panel, 2kva solar inverter (pcu), 2.5 kva solar inverter (pcu), 5.2 kva solar inverter (pcu) 48v, 5.2 kva solar inverter (pcu) 96v, 10 kva solar inverter (pcu) 96v, 20 ah solar c10 lead acid battery, 40 ah solar c10 lead acid battery, 40 ah solar c10 gel battery, 80 ah solar c10 lead acid battery, 80 ah solar c10 gel battery, 100 ah solar c10 lead acid battery, 100 ah solar c10 gel battery, 150 ah solar c10 lead acid battery, 150 ah solar c10 gel battery, 200 ah solar c10 lead acid battery, 200 ah solar c10 gel battery, 72 ah vehicle lead acid battery for mahindra bolero, 70 ah vehicle lead acid battery for mahindra bolero camper, 72 ah vehicle lead acid battery for mahindra scorpio s11, 74 ah vehicle lead acid battery for mahindra scorpio n, 80 ah vehicle lead acid battery for tata safari, 80 ah vehicle lead acid battery for tata yodha crew cabin 4x4, 80 ah vehicle lead acid battery for force gurkha 4x4, 65 ah vehicle lead acid battery for isuzu d-max v-cross 4x4, 90 ah vehicle lead acid battery for tractors, compatible solar variable frequency drive cum controller with dry run protection for 1 hp solar submersible water pumping sytem with ip65 rated enclosure, compatible solar variable frequency drive cum controller with dry run protection for 2 hp solar submersible water pumping sytem with ip65 rated enclosure, compatible solar variable frequency drive cum controller with dry run protection for 3 hp solar submersible water pumping sytem with ip65 rated enclosure, compatible solar variable frequency drive cum controller with dry run protection for 5 hp solar submersible water pumping sytem with ip65 rated enclosure, compatible solar variable frequency drive cum controller with dry run protection for 7.5 hp solar submersible water pumping sytem with ip65 rated enclosure, compatible solar variable frequency drive cum controller with dry run protection for 10 hp solar submersible water pumping sytem with ip65 rated enclosure, compatible solar variable frequency drive cum controller with dry run protection for 15 hp solar submersible water pumping sytem with ip65 rated enclosure, compatible solar variable frequency drive cum controller with dry run protection for 20 hp solar submersible water pumping sytem with ip65 rated enclosure, compatible solar variable frequency drive cum controller with dry run protection for 30 hp solar submersible water pumping sytem with ip65 rated enclosure, price per visit for maintenance of existing solar installations includi

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