Tender For notice inviting e-tender for supply, installation and demonstration of different equipments, instruments, trainer kits, models, study setupsetc. for different laboratories of electrical engineering department,dr. meghnad saha institute of technology, - complete trainer board of andersons bridge ( measurement of inductance), schering bridge to measure unknown capacitance, trivector meter, complete set-up for the extension range of ammeter and voltmeter by using shunt and multiplier., complete set-up for the extension range of ammeter and voltmeter by using ct and pt, complete trainer board of wheatstone bridge ( measurement of medium resistance), complete trainer board for verification of nortons theorem, delta connected load box with each arm variable inductor, capacitor and resistor, complete set-up for measurement of energy using ct or ct and pt, led lamps, 5w, 230v, led lamps, 10w, 230v, led lamps, 15w, 230v, led lamps, 20w, 230v, diac characteristics trainer kit, digital oscilloscope, half wave-controlled rectifier with resistive load and determine the load voltage., half wave bridge rectifier trainer kit, full wave bridge rectifier trainer kit, rheostat, rheostat, rheostat, rheostat, fully automatic star delta starter, make & test the control and powercircuit for forward and reverserotation of sq. cage induction motorusing contactor circuit., make & test the control and power circuit for automatic star-delta starter operation of sq. cage induction motor using contactor control., laboratory module for measuring solar radiation using pyranometer on tilted surface at different angles of inclination., laboratory module for solar photovoltaic cell to plot i-v characteristics and to find out the solar cell parameters (o.c. voltage, short circuit current, voltage-current-power at maximum power point, fill factor, efficiency)., laboratory module for measuring thermal performance of a solar cooker with varying reflector., cut section model of water turbine (francis, kaplan, pelton), laboratory module for solar pv plant to produce electricity, laboratory module for wind power plant of with a small wind turbine to produce electricity, kit for testing mcb & hrc fuse by performing the load test, mcb -6a, kit for testing mcb & hrc fuse by performing the load test, mcb -10a, kit for testing mcb & hrc fuse by performing the load test, mcb -1a of hrc fuse, kit for testing mcb & hrc fuse by performing the load test, mcb - 5a of hrc fuse, laboratory module for dismantling mccb/elcb/ rccb and identifying various parts, testing of induction type/ microprocessor based over current relay using relay testing kit, testing of static distance protection relay using relay testing kit, testing of static over current protection relay using relay testing kit, testing of directional over current relay (docr) by relay testing kit, testing of percentage differential protection of transformer using transformer differential relay (microprocessor based/static), laboratory module to study of different lightning arrester and identify different parts, laboratory module to study of acb/vcb and identify different parts, laboratory module for performing insulation resistance test on any one motor/transformer
Tender For supply of high voltage rectifiertransformer for unit-iii esp.note:1. prospective bidders may get the specification free of cost by downloading from the following websites.tangedco www.tangedco.gov.innic https://tntenders.gov.in/nicgep/apptender opening (electronically):o/o the superintending engineer/p&a/ttps tuticorin. (executive engineer/sp/ttps)
Tender For annual servicing and overhauling of ht/lt equipment at garvi gujarat, new delhi-servicing and overhauling of vcb operatingmechanism, cleaning of contacts & insulatorsand making circuit breaker electrical operationalfrom tnc switch.testing of 11 kv vcb panels as per test detailsgiven below:a) high pot testing of each pole to checkhealthiness of vacuum interrupter and itsinsulators.b) high pot testing pf main bus bar.c) insulating testing of vcb in close and openposition.d) removing of moisture and sulfation from ct'sspouts and other insulators and providing reinsulation on these parts.e) testing of thermostatically controlled 230v acspace heaters in the ct's and cable endchamber.f) servicing and high voltage testing of the vcb.g) testing and servicing of ct & pt.h) testing and servicing of primary busing rod.i) testing and servicing of bus-bar supportinginsulator 400 amp.j) testing and servicing of rose contact3 nos ``02 testing and calibration of idmt protective relay2 o/current and 1 e/fault for ht and lt panelwith primary injection set.08 nos03 servicing and overhauling of different rating acbof capacity 2000 amp 5nos, 1250 amp 4 nos,operating mechanism, cleaning carbon fromcontacts & insulators and making circuitbreaker electrical operational from switch andsetting of tripping mechanism of acb,adjustment of contact spring and setting ofinbuilt protective device.12 nos04 servicing, testing of capacitor panel of capacity305 kvar i/c calibration of apfcr relay at site.02 nos05 servicing, cleaning and testing of dry type transformer ofcapacity 1250 kva, 11 kv/440 v 3 phase transformerincluding performing the following tests as per is standard:a) ir valueb) magnetic currentc) voltage ratiod) high voltage teste) core balance tests
Tender For repair of electric and electronic equipments-, in, rewinding of ceiling fan 48,", b, c, rewinding of ceiling fan 36", 2, rewinding of ceiling fan 60", b, rewinding of exhaust fan 15" 12, rewinding of exhaust fan 18", rewinding of exhaust fan 24", 3, rewinding of 1.0 hp booster motor pump with repairing, 4, rewinding of 1.5 hp booster motor pump with repairing, 5, replacement of ball bearing of celling fan 48", 56' 60", 6, replacement of ball bearing of exhaust fan 12", a, 15, b, 0, 18", 7a, 24", b, replacement of capacitor 2.5 mfd, replacement of capacitor 4.0 mfd/3.15 mfd, d, replacement of capacitor 5.0 mfd, 8, replacement of capacitor 10 mfd, 9a, replacement of gun metal bush for fan and motor pump, 5/f- of exhaust pan with frame 18-900rpm, /1400r pm 12"-900/1400 24"-900/1400rpm khatan/havells and equivalent, 10, 11, a , b , 12, 13, repairing of assorted size cooler cabinet with wood, wood pipe, bend tee 7 jalli and t&p , new submersible motor pump for cooler bansal , 8 no. 16watt , 12 no 35 watt , s/f new 06 ac vertical motor pump for cooler khatan / bansal and equivalent. , s/f new 10 ac horizontal motor pump for cooler khatan / bansal and equivalent. , 14, s/f new cooler tonkin of 20gauge in gi sheet , 15, s/f new cooler cabinet of 22gauge in gl sheet with all respective matarial , 16, cooler stand in angle iron frame , 17, s/f of asbestos sheet , 18a , b , 19, 20, 21, 22, 23, b , d-, s/f of rubber pipe 3/4" , s/f of rubber pipe 1" , service ro plant , service of baby warmer , repairing of monitor , puls oxymeter , spare part for repairing of ac 1.5 ton and 2 ton , running capacitor , starting capacitor , relay, , over load protector, , thermostat, , selector switch , capacitor, , condenser fan. , f-, fan motor , h , + , ? , k-, capillary, strainer, , condenser coil , cooling coil and gas charging. , 24(a) , repairing of fan motor for ac 1.5 ton , (b) , 25a , b , 26a , b , 2.0 ton , repl. of compressor for ac 1.5 ton , repl. of compressor for ac 2 ton , repl. of compressor for ac 1.5 ton , repl. of compressor for ac 2 ton , 27a , repressing of comp. system for ac, b , 28(al , 1.5 ton , repressing of comp. system for ac 2 ton , service overhauling ac 1.5 ten , b) , servicing & overhauling ac 2.0 ton , f , h , 29, spare part of refrigerators , -, b , d , starting capacitor, , running capacitor, , relay , overload protector switch. , thermostat, , selector switch , fan motor capacitor, , fan condenser , i , compressor, , stranger, , k , repossessing of system, , cooling condenser coil , 31, preparing of water cooler with spare parts , stanting capacitor , b , rumming capacitor , c , relay , d , overload protector switch , e , thermostat , f , h , selector switch , fan motor capacitor. , fan condenser, , compressor. , sttangor, , k , repossessing of system, , cooling condenser coil, , 32a , services charge of water cooler 25 ltr... , b , 50 ltr. , c , 150 lar , d , 200 ltr. , 33, repairing of auto voltage stabilizer 1.0 , kva , b , 2.0, kva , 3.0, kva , d , 40, kva , 5.0, xva , f , 6.00 kva , 34a , transformer 24x150kw , b , 12 x150 kw , 35, compressor (scroll type 8.3 tr , 36, compressor iscroll type) 5.5 tr, 37a , generator 125 kva , b , 250 kva , d , 400 kva , 38a , 625 kva , b , deep freeze-02 to 6 , c , deep freeze-20 , d , deep freeze -40 , 39, deep freeze -80 , lift (kone otis and other)
Tender For bid to ras tender for supply of hydraulic hose assy , scale rotary transformer , capacitor , resistor , camera monocrome , drive control , camera coloured , claw mounted light , 12v voltage regulator
Tender For supply of high voltage rectifiertransformer for unit-v esp.note:1. prospective bidders may get the specification free of cost by downloading from the following websites.tangedco www.tangedco.gov.innic https://tntenders.gov.in/nicgep/apptender opening (electronically):o/o the superintending engineer/p&a/ttps tuticorin. (executive engineer/sp/ttps)
Tender For supply of set of rc filter circuits for hog modified lhb ac coaches. each set consist of 2 nos rc filter circuits. one rc filter circuit consists of following components. confirming t o rdso spec. no. rdso/pe/ms/ac/0051-2011(rev.2) amnd.no.1. 1) wire wound resistor-1 ohm, 6w 3 nos. 2) capacitor-1.5 mfd, 850v epcos/vishay make-3 nos. in each arm of star connected to be provided between phase and neutral and phase and earth of each secondary winding 415v, 60kva transformer to improve voltage wave form suitable to be installed in sbc of hog co mpliant lhb ac coaches (location s1rc1, s1rc2) 3) glass fuse with base 3.15 amps-3 nos. make- a s per rdso letter no. el/7.1.108/mssbc dated 24.06.2021 note:- material and make shall be as per specific ation no. rdso letter no. el/7.1.108/mssbc dated 17.09.2021, s/no.of bom item no. 12, make: rdso appr oved makes only. ]