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Tender For supply of pvc insulated unsheathed single core multi stranded aluminum conductor cable for voltage upto and including 1100v to be used for wiring of non ac coaches, size 10 sq mm, conf. to rdso specn. no. rdso/pe/spec/tl/0027-2002 rev.0 with amndt no. 1. included as per rdso directives viderdso letter no. el/2.2.37 dated 22.03.2012 [ warranty period: 30 months after the date of delivery ]
Tender For supply of 6 sq. mm thin walled elastomeric (e beam) cable with copper conductor, upto 750v as per rdso specification no. elrs/spec/elc/0019 rev-4 feb 2018. make rdso approval only. note -the colour of the cable must be green-yellow for wiring as earth wire as per rcf edts-356 rev-c ,amndt 1,2,corr-1. [warranty period: 30 months after the date of delivery ]
Tender For supply of material and labour for all the ct wheel servicing, cleaning, checking and greasing of 0.5ton electric hoist crane 5mtrs , material and labour for all plumber block and bearing block checking and greasing of 0.5ton electric hoist crane 5mtrs , material and labour for lifting hook check and servicing and hoist rope check and servicing of 0.5ton electric hoist crane 5mtrs , material and labour for all gear boxes ct and hoist servicing and overhauling and gear oil change of 0.5ton electric hoist crane 5mtrs , material and labour for hoist rope drum servcing and overhauling of 0.5ton electric hoist crane 5mtrs , material and labour for all nut and bolt check and tightened and damage nut and bolt change of 0.5ton electric hoist crane 5mtrs , material and labour for all the electric crane wiring connection point checking and cleaning and damage wire change of 0.5ton electric hoist crane 5mtrs , material and labour for all electric panel ct and hoist check and servicing and damge components change of 0.5ton electric hoist crane 5mtrs , material and labour for push button and push button cable check and servicing of 0.5ton electric hoist crane 5mtrs , material and labour for all brakes and brake drum ct and hoist check and servicing of 0.5ton electric hoist crane 5mtrs , material and labour for all limit switch check and servicing and damage limit switch change of 0.5ton electric hoist crane 5mtrs , material and labour for only 1 no electric hoist diamantling after thatservicing and erection and commissioning of 0.5ton electric hoist crane 5mtrs ) /bid number : gem/2025/b/6627194 * /dated: 12-09-2025 & & / bid document 1 / 14
Tender For purchase of lab equipments for eee department - 1030235440-plc and automation lab, interfacing of discrete field devices using plc (a) plc input interfacing push button (b) limit switch (c) reed switch (d) 3 wire inductive prosimity sensor plc output interfacing buzzer (y) closed wooden cabinet, plc based counting of moving objects on a conveyor (a) sloped converyor with shawl sheet metal model (b) plc input interfacing prosimity sensor to sense the shawl (c) plc input interfacing start, stop push switches and fwd/rev toggle switch (d) plc output buzzer output to give alaram (e) plc output interfacing conveyor belt with geared dc motor drive, plc based counting of moving objects on a conveyor (a) conveyor with 2 nos of shawl sheet metal model (b)plc input interfacing 2 nos inductive prosimity sensor to sense the shawl (c) plc input interfacing start, stop push switches and fwd/rev toggle switch (d) plc output 2nos of buzzer output to give alaram (e)plc output 2nos of conveyor belt with geared dc motor drive, plc based car parking control system (a)plc input interfacing one op to interrupter sensor entry gate and another one op to interrupter sensor exit gate (b)plc input interfacing 2 nos of limit switch (c) plc input interfacing 2 nos of pilot lamp, one for available and another one is full (d) plc output interfacing barrier gate of incoming and outgoing vehicle control with 2nos of dc motor (e)plc output 2nos of conveyor belt with geared dc motor drive (f) wooden closed cabinet, plc based fan control for energy conservation (a) plc input interfacing 2nos of photo electric proximity sensors entry hall and another one photo electric prosimity sensors exit hall (b) plc output interfacing 4nos of 24v dc fan (c) wooden closed cabinet, plc based illumination control system (a) plc input interfacing one potentiometer to use percentage reading (b) plc input interfacing one ldr to use illumination view (c) plc output interfacing 3 nos of led light setup- output to plc (d) real time interface (e) wooden closed cabinet, plc trainer kit (a)micro 850 controller with 14 digital inputs and 10 digital outputs and 4 analog inputs (b) 14 digital input switches and 10 digital outputs with led indiction (c) 4 analog inputss 0-10v variable (d) 24v operated, built-in power supply, additional 5v, 750ma power supply (e) 4 no contacts of the relays connected at outputs of the plc and a buzzer (f) computer connectivity to download the program using usb port with cable (g) professional programming software - component connect workbench (h) legend printed in the pcb (i) built in power supplies (j) closed wooden cabinet, 1030235340 - power electronics lab, construct and test the on / off control of lamb using solid state relay (a) 24v, 2a power supply for the power circuit (b) necessary dc power supplies for the control circuits, diac - triac lamp control circuit (a) variable ac power circuit using triac (b) diac circuit to trigger the triac in both half cycles (c) provision to vary the charging time of capacitor (changing the phase angel also) for the diac isolation transformer for 110v ac, lamp load, 1030235543 - control of electrical machines lab, wire and test the control and main circuit for dol starter with (a) 16a, 3 phase main contactor, 6a overload relay (b) start and stop push buttons, fuses and power wriring termination (c) control wiring termination (d) wooden casing, wire and test the control and main circuit for conveyor motor with detection of metal object stop the conveyor motor for 5 seconds (use the proximity sensor and timer) (a) conveyor setup (b) push switches for start and stop (c) 24v relay - 24v dc motor (d) 24v proximity sensor to sense the shawl (e) adjustable timer with time display (f) build in power supply closed wooden cabinet
Tender For electrical wiring, supply and installation of electrical and electronic equipements for different weigh bridges of kulda ocp at basundhara area - wiring for circuit/ submain wiring alongwith earth wire with the 2 x 4 sq. mm + 1 x 4 sq. mm earth wire of frls pvc insulated copper conductor, single core cable in surface/ recessed steel conduitas required., copper cable lugs for 4 sq.mm, aluminium lugs for 35 sq. mm cable, supply , installation and commissioning of 5kva , 220/220v (p-n) air cooled isolation transformer in sheet steeled enclosure confirming ip-30 protection as per is-2147 including connection with 4.0 sqmm frls pvc insulated single copper conductor cable as required., supply and fixing of220v indicator light green & red, wiring for circuit/ submain wiring alongwith earth wire with the 2 x 2.5 sq. mm + 1 x 2.5 sq. mm earth wire of frls pvc insulated copper conductor, single core cable in surface/ recessed steel conduitas required., supplying and fixing 12 module (200mmx150nnm) modules, gi box alongwith modular base & cover plate for modular switches in recess etc. as required., providing and fixing 100 a,30ka,fpmccb rating and breaking capacity and pole mccb with thermomagnetic release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel, making connections, etc. as required., supply and fixing of surge proctor device (spd) 5ka,220v., supplying and fixing metal box of75 mm x 75 mm x 60 mm deep(nominal size) on surface or in recess with suitable size of phenolic laminated sheet cover in front including painting etc. as required, supplying and fixing dp sheet steel enclosure on surface/ recess along with 25/32 a 240 v c curve dp mcb complete with connections, testing and commissioning etc. as required., supply and fixing of window speaker intercom system anti-interference dual-way intercommunication microphone and speaker ., total impact of gst plus labour cess [@ 1 % (bocw cess to be deducted from the ra bill as per the value of the work progress)] for the purpose of ctc
Tender For supply and replacement of internal and external electrical installation at conference room, badminton room and other location in siri fort sports complex. - wiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq.mm frls pvc insulated copper conductor single core cable in surface / recessed medium class pvc conduit, with modular switch, modular plate, suitable gi box and earthing the pointwith 1.5 sq.mm frls pvc insulated copper conductor single core cable etc. as required. (i/c rebate of replaced item).a) group c (dsr-2022,1.10.3), wiring for group controlled (looped) light point/fan point/exhaust fan point/ call bell point ( without independent switch etc.) with 1.5 sq. mm frls pvc insulated copper conductor single core cable in surface/ recessed pvc conduit, and earthing the point with 1.5 sq. mm f copper conductor single core cable etc. as required. (i/c rebate of replaced items)a) group c (dsr2022, 1.55.3), wiring for light/ power plug with 2x4 sq. mm frls pvc insulated copper conductor single core cable in surface/ recessed meduim class pvc conduit alongwith 1 no. 4 sq. mm frls pvc insulated copper conductor single core cable for loop earthing (i/c rebate of replaced items) as required. (dsr-2022,1.12), wiring for light/ power plug with 4x4 sq. mm frls pvc insulated copper conductor single core cable in surface/ recessed medium class pvc conduit alongwith 2 nos. 4 sq. mm frls pvc insulated copper conductor single core cable for loop earthing as required. (i/c rebate of replaced items)(dsr-2022,1.13), wiring for circuit/ submain wiring alongwith earth wire with the following sizes of frls pvc insulated copper conductor, singlecore cable in surface/ recessed medium class pvc conduit as required. (i/c rebate of replaced items)a) 2 x 1.5 sq. mm + 1 x 1.5 sq. mm earth wire (dsr-2022,1.14.1), b) 4 x 16 sq. mm + 2 x 6 sq. mm earth wire (dsr-2022,1.14.11), supplying and drawing following pair 0.5 mm dia frls pvc insulated annealed copper conductor, unarmored telephonecable in the existing surface/ recessed steel/ pvc conduit as required. (i/c rebate of replaced item). 1 pair (dsr-2022,1.18), supplying and fixing following size. modules. gi box along with modular base cover plate for modualr switches in recess etc. as reqd.(i/c rebate of replaced items) (a) 1 or 2 module (75mm x 75mm) (dsr-2022,1.27), supplying and fixing following modular switch/ socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required. (i/c rebate of replaced items)a) telephone socket outlet (dsr-2022,1.24.6), supplying and fixing two module stepped type electronic fan regulator on the existing modular plate switch box including connections but excluding modular plate etc. as required. (i/c rebate ofreplaced items) (dsr-2022,1.25), supplying and fixing suitable size gi box with modular plate and cover in front on surface or in recess, including providing andfixing 3 pin 5/6 a modular socket outlet and 5/6 a modular switch, connections etc. as required. (i/c rebate of replaced items) (dsr2022,1.31), supplying and fixing suitable size gi box with modular plate and cover in front on surface or in recess, including providing andfixing 6 pin 5/6 & 15/16 a modular socket outlet and 15/16 a modular switch, connections etc. as required. (i/c rebate of replaceditems) (dsr-2022,1.32), supplying and fixing following way, horizontal type three pole and neutral, sheet steel, mcb distribution board, 415 v, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required. (but without mcb/rccb/isolator) (i/c rebate of replaced items) (dsr_2022)a) 4 way (4 + 12), double door, b) 6 way (4 + 18), double door, c) 8 way (4 + 24), double door, supplying and fixing 5 a to 32 a rating, 240/415 v, 10 ka, "c" curve, miniature circuit breaker suitable for inductive load of following poles in the ex
Tender For supplying and fixing of electrical fitments for newly constructed toilet of d coy barrack and new jamin toilet at stc bsf of north bengal electrical installation - wiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq.mm frls pvc insulated copper conductor single core cable in surface/ recessed medium class pvc conduit, with piano type switch, phenolic laminated sheet, suitable size m.s. box and earthing the point with 1.5 sq.mm. frls pvc insulated copper conductor single core cable etc as required. group b, rewiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq.mm frls pvc insulated copper conductor single core cable and 1.5 sq.mm. frls pvc insulated copper conductor single core cable as earth wire in existing surface/ recessed steel conduit including dismantling as required. group b, wiring for circuit/ submain wiring along with earth wire with the following sizes of frls pvc insulated copper conductor, single core cable in surface/ recessed medium class pvc conduit as required 2 x 1.5 sq. mm + 1 x 1.5 sq. mm earth wire., wiring for circuit/ submain wiring alongwith earth wire with the following sizes of frls pvc insulated copper conductor, single core cable in surface/ recessed medium class pvc conduit as required.2 x 4 sq. mm + 1 x 4 sq. mm earth wire. 2 x 4 sq. mm + 1 x 4 sq. mm earth wire., supplying and fixing 3 pin 5 amps ceiling rose on the existing junction box/ wooden block including connection etc. as required. 3 pin 5 amp, supplying and fixing metal box of 180mm x 100mm x 60mm deep (nominal size) on surface or in recess with suitable size of phenolic laminated sheet cover in front including providing and fixing 6 pin 5/6 & 15/16 amps socket outlet and 15/16 amps piano type switch, connection, painting etc. as required. size : 180mm x 100mm x 60mm deep., supplying and fixing following way, single pole and neutral, sheet steel, mcb distribution board, 240 v, on surface/ recess,complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required. (but without mcb/rccb/isolator). 8 way , double door., supplying and fixing 5 a to 32 a rating, 240/415 v, 10 ka, "c"curve, miniature circuit breaker suitable for inductive load of following poles in the existing mcb db complete with connections, testing and commissioning etc. as required. single pole., supplying and fixing 5 a to 32 a rating, 240/415 v, 10 ka, "c"curve, miniature circuit breaker suitable for inductive load of following poles in the existing mcb db complete with connections, testing and commissioning etc. as required.single pole and neutralsingle pole and neutral., earthing with g.i. earth pipe of following size including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/ coke and salt as required. 4.5 metre long, 40 mm dia ., supplying and laying following size g.i. wire at 0.50 metre below ground level for conductor earth electrode, including connection/ termination with gi thimble etc. as required.6 swg., supplying and fixing cable route marker with 10 cm x 10 cm x 5 mm thick g.i. plate with inscription there on, bolted /welded to 35 mm x 35 mm x 6 mm angle iron, 60 cm long and fixing the same in ground as required. standard make., add applicable rate of gst @18% in place of 12% (0.0633mf) on dsr item. s no.(1 to 12), add 1% labour cess on s no. (1 to 12) + s no.13, modified estimate cost after using correction factor on account of gst @ 0.973 on dsr items s no. (1 to 12) + s no.13 + s no.14, supplying and fixing 3 mm thick phenolic laminated sheet cover in front of ms switch box including making hole and al. alloy/ cadmium plated iron screws, 20 mm, washers etc. as required.hylem/formica/anchor/as approved by engg incharge., supplying and fixing of 6 watt surface type trim cosmo panel square shape led light suitable for 240 volt, single phase, 50
Tender For bid to ras providing of electric cabling service - cat vi wiring i(ncludes cable, conduit and laying); laying of 100 mtr optical fiber cable cable; 10 sq. mm to 100 sq. mm