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Tender For supply of excitation system spares d d - thyristor module , feraz fuse , circular cooper reactor , isolator assembly 3p ac , isolator assembly 2p dc , dyn11 transformer , dc ammeter , shunt 1500a , thristor , ring type ct , exctn thyristor centrifugal cooling fan , gate circuit assembly with pulse trafo , voltage dropping resistor , field flashing contactor , field discharge resistor , stainless steelcast grid resistor , crow bar type over voltage protector , diode assembly , three phase rectifier bridge , hrc fuse assembly 250a , field flashing transformer , auxiliary relay re300 a , auxiliary relay re300 , dc voltmeter , hrc fuse assembly 16a , shunts , hrc fuse link , mdl69203ia1aa unc4660av1 v , cpu module , interrupt generator , analoug io card , digital io card , mdl 69203py2ba power supply card , mdl 69203du1aa un0663bv1 , davr mdl , pulse monit , pulse final stage , ac dc power pack unitrol , test point module , numerical 3 phase over current relay , numerical rotor earth fault relay , dc supply module , aux relay , relay aux ) /bid number : gem/2025/b/6585054 * /dated: 21-08-2025 & & / bid document 1 / 31
Tender For corrigendum : supply of lighting material aviation lights and its spares - teknic make 22.5mm indicating lights in 220/ 250 vdc, red colour, item code-p2plbr4l, teknic make 22.5mm indicating lights in 220/ 250 vdc, green colour, item code-p2plbr3l, teknic make 22.5mm indicating lights in 220/ 250 vdc, yellow colour, item code-p2plbr8l, teknic make 22.5mm indicating lights in 220/ 250 vdc, blue colour, item code-p2plbr6l, teknic make 22.5mm indicating lights in 220/ 250 vdc, ambef colour, item code-p2plbr5l, teknic make 22.5mm indicating lights in 220/ 250 vdc, white colour, item code-p2plbr1l(s), teknic make 22.5mm indicating lights in 220/ 250 vdc, clear colour, item code-p2plbr7l (s), powder coated ms junction box with front cover & lock arrangement. suitable for mounting on street lighting pole with mounting clamp. junction box should be supplied with factory fitted aluminum busbar for r, y, b & n with support insulator.size-300 x 200 x 125mm (lx w xd),is: ip-44 or latest as per is 13947 or the lates version thereof.voltage rating-440v ac/ 40a. cable entry-one way with two no. of holes in the bottom side., led flood light 75w-80w with system lumen minimum 10000im: ip-65 or above cri>70, pf-.095, cct=5700-6000k, thd10% operating voltage-110-300v, led chip-lumiled, nicia cree osram, samsung, everlite make, g/w-minimum 3 years, led well glass 35w-40w : with system lumen minimum 4000im: ip-65 or above cri>70, pf-.095, cct=5700-6000k, thd10% operating voltage-110-300v, led chip-lumiled, nicia cree osram, samsung, everlite make, g/w-minimum 3 years, led flood light 190w-200w lumen 22000: ip-65 or above cri>70, pf-.095, cct=5700-6000k, thd10% operating voltage-110-300v, led chip-lumiled, nicia cree osram, samsung, everlite make, g/w-minimum 3 years, medium intensity aviation led light230v ac, red colour,intensity -2000-2000cdillumination-360 degree uniform with in built surge protection, lamp fitting, item name: high intensity aviation obstruction light fitting with led, type of lamp:led, voltage rating:240v ac +/- 10%, power rating: not available, additional information: high intensity aviation warning light, flashing, leds: smd high power leds with 100k burning hours life expectancy lens, protection for light control panel having following features: digital flasher card, surge protection synchronization through master controller alarm for lamp failure via potential free contact, change of mode: through photo controller, intensity: day- 200000 cd 25%, twilight-20000 cd 25%, night-2000 25%, ip65, make- avionics, biney, avaids, geltronix instapower, aviation power only, low intensity aviation warning light conforming to icao regulations with led for red light output operations in night with the below features: intensity: 32cd ingress protection: ip 65 protection pcb: metal core pcbs for full heat transfer from led junction, lens: borosilicate glass lens for reduced sandblasting, body: full aluminium body lm06 for proper heat dissipation dusk to dawn operation of the lights will be done by photocell head alarm for lamp, make- avionics, biney, avaids, geltronixinstapower, aviation power only., lamp fitting spares, item name:photo cell head equipment:cooling tower aviation lamp fitting, type of lamp:led, voltage rating:2kv ac, power rating:550 w, make- avionics, biney, avaids, geltronixinstapower, aviation power only, lamp fitting spares, item name: communication box, equipment:high intensity discharge light, type of lamp: xenon, power rating: not, available, make: aviads technovators private limited or equivalent, model:tass-hi-xe-dn (fhu), additional information:with all standard accessories., electrical miscellaneous, item name: complete master control panel, voltage rating:230vac, current rating: not available, additional information: for medium & low intensity aviation obstruction light, with flash controller, photo cell head & other related accessories.
Tender For dismantling of 150 cusec, kirloskar make bha-100 v.t. pump set no 5 installed in utraula pump canal, balrampur after removing h.t. motors then opening pump coupling, motor stool, driving coupling thrust bearing delivery pipe joints & lifting column pipe shafts tubes rubber bearing spiders sleeves etc. all component up to bell mouth by repairing of rubber bearing for intermediate shaft by casting and machining cell. press fitting neoprene rubber in bronze cell, cutting groove as per original shape and size for pump, bronze will be used in recasting, repairing of impeller of pump by opening & taking out all the twisted and rubbed vanes, straightening the twisted vanes and welding on rubbed portion by high quality s.s. welding electrodes & grinding etc. for giving it, it is original shape and size fitting vanes in impeller body using new lock washers balancing the impeller complete on precision machines its cartage from site to suitable work shop and back including cost of material, labour and t&p etc., and replacing of muff coupling of stainless steel material as per original sample for jointing intermediate shaft including cost of material & machining etc. and replacing of shaft sleeve pump side of standard make of stainless steel material as per original shape & size repairing of ratchet pin housing with cutting rubbed portion welding with c.i. welding rod with proper method, then machining from different angle on precision machine to bring it proper shape & size including cost of material, labour and t&p etc., fitting of ratchet pin in housing including cost of material, labour and t&p etc., providing and fitting of necessary spares in pump including cost of materials, i.e. key for propeller boss-01 no., key for shaft sleeve ps-01 no. key for muff coupling -06 no. lock nut for bearing nut-01 no. ratchet pin with spring-01 no. key for ratchet pin housing-01 no. o ring for bearing holder-01 no., o ring for bearing spider-02 no. with labour t&p required for proper completion of work and errection & commissioning by fitting g.m. bowl liner, lowering bell mouth, propeller ball, propeller shaft and vanes (impeller) shaft sleeve, bearing holder, rubber bearing enclosed tube, column pipe stool, thrust bearing and all component, jointing tee then fitting motor and coupling with pump, filling cooling oil given by department, complete water cooling system, then connect panel and testing of pump.
Tender For supply and installation of water cooler with water purifier (2 nos water coolingstation) at medinipur sadar govt polytechnic, kotwali, paschim medinipur and one water purifier for mkda office use
Tender For corrigendum : procurement of spares for cooling tower o/h cum maintenance of centralized ac system - pvc fill sheet,ct accessories for ac plantadditional data:for paharpur makect model 6022(6kf)= 110 no.,ct model 3872= 120 no.,ct model 3861= 120 no., bearing,lm 501349 / lm 501310 (ak-lm 501349),antifriction bearingsadditional data:make: skf orequivalent brg.: 925446/925447, make: nbc., bearing, fbjlm67048/10 (ac plant)additional data:koyo/timken/skf, seal,oil seal,ct accessories for ac plantadditional data:for paharpur cooling towers, make: avon seals pvt. ltd., oil cup with male connector brass,ct for acplantadditional data:ss/gunmetal cup with seal cap.for paharpur cooling towers., resin & fiber putting for ct accessories for ac plantadditional data:sealed & leakproof containerfor paharpur cooling towers,, st nozzle #,ct accessories (ac plant)additional data:for paharpur make ct model 6022(6kf), 3872, 3861, 3861., block fills,pvc,blue,600x300x160mm for advance cooling tower model 1kr135wbhdgkw5.5 pt no.52c advance cooling tower pvt. ltd, bearing no. ck 14131 / ak 14276additional data:make: skf. orequivalent brg.: 51575/52883, make: nbc., shaft sleeve-gm for pump sdc 100/125 for acplant beacon
Tender For purchase of various spares of window/ split air conditioners stps, mppgcl sarni - compressor (without gas)make : godrej/lg/voltas/bluestar/hitachi only , 1.5 ton, 2.0 ton, heavy good quality empty 60kg gas cylinder suitable for refilling of r-22 refrigerant gas, supply of refrigerant gas r-22 make: godrej/totaline , capacitor suitable for 1.5/ 2 ton a/cmake: totaline/epcosh/usha/hevalls only, 50 f, 60 f, pcb (printed circuit board) universal air control system with coupler for coupled to swing motor., set of copper made cooling pipe including with nitric rubber insulation, 4 core, 2.5 sq. mm copper conductor round flexible white and drain pipe. make : totaline/ godrej , thermostat suitable for 1.5 / 2 ton split / window a/c make : godrej/totaline only, indoor unit thermostat, outdoor unit thermostat, condenser motor suitable formake : godrej/lg/voltas/bluestar, 1.5 ton, 2.0 ton, indoor motor suitable formake : godrej/lg/voltas/bluestar, 1.5 ton, 2.0 ton, condenser fan blade suitable for, 1.5 ton, 2.0 ton, indoor blower suitable for, 1.5 ton, 2.0 ton, single phase contactor suitable for 1.5 / 2 ton split / window a/c.make: l&t/ siemens/ c& s, dead nut (flare nut) brass made.size : & = 1 set, flexible drain pipe (used in inner body in a/c), copper condenser coil suitable for, 1.5 ton, 2.0 ton