Tender For deposit-shabda surabhi smart class rooms-mynagappally gramapanchayat-supply and installation of electronic equipments for arranging sabda surabhi smart class rooms in 6 govt. lp schools at mynagappally gramapanchayat, kollam.-general electronics work - public address system, od156085/2025-2026:supply and installation of desktop paging microphone with multi tone chime having flexible 30 cm gooseneck, frequency response minimum 50-10,000hz, sensitivity 2.0mv/pa or better, low noise cable with phone plug, supplied with 2x1.5v(um-3) pencil cells, aluminum die cast top and special high reliability switches with integrated led indicator etc. 3 year warrantypreferred make- ahuja, bogen, bosch, studiomaster., od156086/2025-2026:supply and installation of wall mount compact, high fidelity speaker - having rated power 30watts (30w / 15w / 7.5w / 3.75w), frequency response - 100hz to 20khz, sensitivity - 88 3db (1w, 1m), 5 inch woofer and 1 inch tweeter etc. warranty-3 yearspreferred make - studiomaster, ahuja, dynatech or equivalent , od156212/2025-2026:supply and installation of professional 19 inch rack mounted pa amplifier having minimum 4 balanced mic/line inputs (combo jacks), 1 auxiliary input, bass/treble and master controls, low cut switch, led indicators for power on, signal and clip, pre out and amp in (send/return), auxiliary line out, 160w rms, at 1 percent threshold, operating on ac 220-240v, 50hz/dc 24v/ dc and having 50-15000 hz 3db , speaker outputs of 4, 8, 16 ohms at 70v and 100v, built-in mp3 player warranty. 3 years. preferred make- ahuja, studio master or equivalent , od156243/2025-2026:supply and installation of professional 19 inch rack mounted pa amplifier having minimum 3balanced mic/line inputs (combo jacks), 1 auxiliary input, bass/treble and master controls, low cut switch, led indicators for power on, signal and clip, pre out and amp in (send/return), auxiliary line out, 80w rms, at 1percent threshold, operating on ac 220-240v, 50hz/dc 24v/ dc and having 50-15000 hz 3db , speaker outputs of 4, 8, 16 ohms at 70v and 100v, built-in mp3 player warranty. 3 years. preferred make- ahuja, studio master or equivalent , od156348/2025-2026:supply and installation of 16 channel zone selector with provision for switching a 100v audio signal to one or more of up to 16 zones.1 x 100v input, 16 x 100v outputs, manually switchable, built in relay for all call. preferred make: ahuja or equivalent warranty 3 years., 1.17.2:supplying and drawing following sizes of frls pvc insulated copper conductor, single core cable in the existing surface / recessed steel/ pvc conduit as required.2 x 1.5 sq. mm, 1.21.1:supplying and fixing of following sizes of medium class pvc conduit along with accessories in surface/ recess including cutting the wall and making good the same in case of recessed conduit as required.20 mm, od158699/2025-2026:supply and installation of necessary electrical accessories for giving proper electrical power to the rack - warranty 3 years., od158700/2025-2026:supply and installation of wooden rack for placing amplifier, cordless receiver and mixer unit.
Tender For instrument spare and annual maintenance contract - circular charts:-i) cc-200 (fc-261)range 0-100, ii) 9/d/179/fc-241, range 0-600, iii) 9/d/147/s-8963, range 0-150, iv) 9/d/112/s-3452, range 0-30, disposable pen (red), temperature gauge dial size 6" (h guru) heavy duty with test certificate (mercury filed) :-i) range 0-150 c streight steam 6", ii) range- 0-150 c capillary type (3 meter) bulb length 10" copper/pvc, iii)range 0-300 c streight steam 6", iv) range 0-500 c streight steam 6", vacuum gauge dial size 6" range- 0-30 inch of hg/760 mm bottom feed connection 3/8" bsp, h guru heavy duty with test certificate., pressure gauge dial size 6" bottom feed connection size 3/8" or 1/2" bsp, h guru heavy duty with test certificate :-i) range 0-15 psi 01 kg/cm , ii) range 0-30 psi 02 kg/cm , iii) range 0-60 psi 04 kg/cm , iv) range 0-150 psi 10 kg/cm , v) range 0-300 psi 21 kg/cm , vi) range 0-1030 psi 42 kg/cm /70 kg/cm , pressure gauge, dial size 10" bottom feed connection size 1/2" bsp heavy duty with test certificate:-i) range 0-60 kg/cm h. guru with test certificate, ii) range 0-2 kg/cm2 h. guru with test certificate, pressure gauge for turbines heavy duty with test certificate:-i) 4" dial size side back connection %" bsp range 0-2 kg/cm , ii) 4" dial size side back connection %" bsp range 0-4 kg/cm , iii) 4" dial size side back connection %" bsp range 0-7 kg/cm , iv) 4" dial size side back connection %" bsp range 0-10 kg/cm , teflon coated compensating cable 2 core j type, compensating cable fg/ss 2-core k type, 4 digit digital temperature indicator j & k typ , thermocouple sensor heavy duty:-i. 12" x 8 mm j/k type, ii. 8" x 8 mm j/ k type, iii. 6" x 6 mm j/k type, oil pocket ss 12", 6 digit digital event counter, proximity switch (magnetic sensor) pnp-nc sensing 8 mm,voltage 5-35 vdc, max load 300 ma, on/off pneumatic control valve flange type size- 1" to operate at air pressure 60-80 psi suitable for 20 kg/cm line pressure, on/off solenoid valve for pneumatic valve:-a) air filter " line size female thread, b) air filter with air regulator size 4", digital temperature controller (pid) j & k type, digital tachometer range 0-10000 rpm, 96 x 96 with magnetic sensor., steam flow indicator cum totalizer, drum level controller 4-20 ma input/output model no. 5296at (massibus make), dp transmitter 4-20 ma for boiler drum level, honybell make, positioner for drum level control valve, stroke counter for molasses tank, jumbo digital display with sensor, for juice and water tank, current and previous display size 4" x 4"., ma & mv source meter for temp. indicator calibration, pressure transmiter model tsc 01, range 0 to 40 bar, output 04-20 ma, accuracy 0.25% fs, pressure transmiter model ks-e-e-e b02u-m-v, range 0 to 2 bar, output 04-20 ma, supply 9-32 vdc, port g1/4e, syphon pipe s.s. 304 :-(i) u type, (ii) q type, pressure gauge, model en837-1, ss-316, dail size 6", bottom feed connection size 1/2" bsp, heavy duty with test certificate (tempsens make) :-i) range 0-6 kg/cm , ii) range 0-10 kg/cm , iii) range 0-21 kg/cm , iv) range 0-42 kg/cm , pid controller, size 96 96, model no. dc 1040, make honey bell, pressure recorder range, h-guru make, with test certificate (heany duty) with pipe stand mounted ", socket- ", size 10" :-(i) 0-1 kg./cm2, (ii) 0-2 kg./cm2, (iii) 0-10 kg./cm2, orifice with assembly (nipple), inlet pressure 21 kg/cm , outlet pressure 21 kg/cm , inlet temp. 350 c, outlet temp. 350 c, line size 4", drum level transmitter, range 400 to 400 in h2o, (make- honey bell), steam pressure transmitter, range 14.7 to 3000 psi, (make- honey bell), hade mounted thermocouple, length 450 mm, k-type duplex type, with test certificate (heany duty), signal isolator singal input 4-20ma, double output 4-20ma, repair & calibration work with amcsuper-heated wash water temp. controlling system- 01 no., d-super heated exhaust steam temp. controlling system- 01 no., temperature control system of transit heater for c/f machin
Tender For supply of micro controller based electronic speed indicating & recording system for 4 wheeler tower car to rdso specification no. m.p.0.3700-07(rev-07) august 2017. scale range 0 to 120 kmph, voltage 24v dc, set consisting of following items, 1) recording cum indicator unit -01 no., 2) speed indicator unit - 01 no., 3) pulse generator 01 no., 3) junction box-01 no., 4) connecting cables-01 set of 05 nos. (recorder to indicator communication cable 35 mtrs.), 5) mounting accessories-01 set. [ warranty period: 30 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]
Tender For supply of electro magnetic boom locking system with positive boom locking. (led indicator panel with buzzer required andindication circuit). as per drawing & specification attached. approval of sample material should be taken from consignee before bulk supply. material should be supply at consignee depot sse/s/m/ jbp. [ warranty period: 30 months after the date of delivery ] ]
Tender For supply of description:- double brake indicator for air brake system of lhb coaches. ftrtipl part no.:- 045001100 [ warranty period: 30 months after the date of delivery ] ]
Tender For supply, installation and commissioning of iot based water level indicator system for indian railway passenger coaches as per rdso specification no is/rdso-cg/0002:2025 with all latest corrigendum(01 set including qty. - (1.) 46 nos. provision of water level indicators for coaches with underslung water tank, (2.) 115 nos. provision of water level indicators for coaches with overhead water tank.) [ warranty period: 72 months after the date of delivery ] ]
Tender For supply, installation and commissioning and testing of operation theatre touch screen control panel 24'' for monitoring of ot parameter like temprature,humidity and other graphical user interface capable of displaying and controlling of all kind of complex ot parameter i.e.overall system that is both modularand flexible enabling it to be adopted or expandedor to accomodate new technology.the panel shall have following features (1) digital clock (2) time lapse clock (3) hand free telephone (4) medical gas alarms (5) temperature and humidity indicator (7) light control with dimmer (8) usb hot plug and play ,mp3 player and blue tooth connectivity (9) start up and run time logo (10) audio alarm (11) hepa filter status indicator (12)ot pressure (13) os crash protection [ warranty period: 30 months after the date of delivery ] ]
Tender For supply of microprocessor based electronic speed indicator-cum-recording and energy monitoring system as per rdso specn. no. rdso/pe/spec/emu/0032-2002 (rev.0) with amendment 1-3. make: lax2000e emu of laxven or mrt921 of medha or telpro-dc of aal make for memu coaches complete set consisting of 7 items: (1) energy-cum-speed recorder unit=1 no.(2) tacho generator(with drive pin)=1no. (3) junction box=1 no. (4) signal condition box=1 no. (5) potential transformer=1 no. (6) set of cables 1 set of 3 nos. (7) mounting accessories=1 set [ warranty period: 30 months after the dateof delivery ] ]