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Tender For providing and fitting of essential items and allied material for snow clearance operation at nathatop sanasar road - supply, testing and commissioning of 48v smps float cum boost automotive battery charger with moveable trolley stand for snow operation at nathatop - sanasar roadgeneral technical requirements for battery charger suitable for 48v vrla type battery1.) type -float & float cum boost charger for vrla type, full wave, full controlled type. 2. ) ratings- 15 a float cum boost for 48v, 150 ah vrla type battery 3. ) ac input- i) voltage 415 vac 10%ii) frequency 50hz 5% iii) phase 3 - phase 4.) d.c.output voltage settings -nominal float fc 48/54.5v (adj. by + 20%, - 5% bc 48/66.5v (adj. by + 2%, - 5%) 5.) output current limit 15a 15a 6. ) power conversion ac to dc by means of three phase full wave, half controlled bridge rectifier consisting of thyristors and diodes. 7.) voltage regulation at bridge output. + 1% of set value for + 10% input voltage variations, 0-100% load variation. 8. ripple voltage less than 3% rms without battery connected. 9. efficiency more than 80% at full load 10. protections (a) input side ac input mccb & elbs with input on/off switch and fuses, contactor (b) output side dc output mccb with output on/off switch and fuses. (c) protection current limit protection, soft start feature, surge suppressor. fast semiconductor fuses for rectifier bridge. (d) control circuit fuses (e) capacitor circuit rectifier hrc fuses. (f) over-voltage cut-back (g) charger over load / short circuit (h) blocking diode 11. controls and switches followings controls and switches are provided in the system 1 ac input source mccbs with interlocking 2 dc output mccb 3 auto/manual float/boost mode selector switch. 4 float and boost voltage variable potentiometers. 5 manual voltage adjustment potentiometer 6 test push button 7 reset push button 8 battery current adjustment potentiometers 9 heater s power supply switch 12. features the following features are provided in the systems: 10 soft start on dc side 11 class-f insulation for all magnetic 12 automatic voltage regulation. 13 automatic changeover from float to boost and vice versa based on current, drawn by battery. 14 filter circuit to eliminate ripple. 15 charger current limit 16 separate battery path current limit. 17 built-in auto phase reversal of operation. 13. meters f.c. b.c. (i)input voltmeter (i) common (ii) input ammeter (ii) input ammeter (iii) output voltmeter (iii) output voltmeter (iv) output ammeter (iv) output ammeter. battery volt meter battery ammeter earth leakage ammeter 14. indications phase on lamps (ii) output on lamp a)phase on lamps (ii) output on lamp. (iii) charger on float led (iv)charger on boost led. 15. annunciation with audiovisual alarms. (i) ac input mains failure (ii) input phase failure (iii) ac under voltage iv) input phase failure v) rectifier fuse failure vi) output fuse failure vii) filter fuse failure viii) dc under voltage ix) dc over voltage x) charger trip xi) capacitor fuse fail xii) output mccb tripped xiii) charger over load xiv) earth leakage xv) dc earth fault xvi) alarm supply fuse failure xvii)battery low condition. v) rectifier fuse failure vi) output fuse failure vii) filter fuse failure viii) dc under voltage ix) dc over voltage x) charger trip xi) capacitor fuse fail xii) output mccb tripped. note : all the alarms shall be provided through electronic display cards. audio alarm through buzzer, visual indication through 10 mm leds & alarm ackn. / reset and led provision is through push buttons. 16. operating ambient temperature surrounding the panel 00 to 500 c 17. surrounding the panel relative humidity. 0-95% non-condensing 18. panel (i) protective grade (ii) cooling (iii)paint ip 42 natural air-cooled smoke grey of iss-692 shade a) average winding temperature rise over ambient temperature b) insulation class c) insulation breakdown voltage. as per relevant iss. f 3 kv for 1 min withstand. 19. cables 1100 v
Tender For supply of switch plate assembly complete with polycarbonate cover frame and powder coated steel pl ate with 4 nos. on-off switches and 1 no. bell push and 01 no. 3-pin socket 6a, 250v ac with 01 no. 2.0 a mp glass fuse of m/s- ferraz shawmut/cooper bussman/equivalent (with fuse holders) as per drawing no- l w74202 alt f item no.12, s. no-2 of table-6 confirming to edml-064, rev. b, amendment-4 or latest. [ wa rranty period: 24 months after the date of delivery ]
Tender For supply of configuration of 43 inches led monitor with inbuilt soc on suitable ceiling mount brackets or frames etc , mounting, fixing, installation and configuration of 55 inches led monitor with inbuilt soc on suitable ceiling mount brackets or frames etc , installation and configuration of desktop pc with softwares at site , installation and configuration of server for primary pc with softwares at site , installation and configuration of server fail over for backup pc with softwares at site , installation of antivirus for server and desktop , mounting, fixing, installation and configuration of 24 ports l2 network switches , mounting, fixing, installation and configuration of 24 ports l3 network switches , mounting, fixing, installation and configuration of 8 ports l2 network switches , installation and fixing of sfp , mounting, fixing and dressing of 42u floor stand rack , mounting, fixing and dressing of 6u wall mount rack , digging, consuling etc. of 6 core outdoor armoured single mode ofc cable , mounting, fixing and dressing of fibre optic liu 12 port loaded with lc adapter , mounting, fixing and dressing of fibre optic liu 24 port loaded with lc adapter , mounting, fixing and dressing of fibre optic liu 6 port loaded with lc adapter , termination and fixing of lc lc , laying of cat6 utp through pvc pipe , mounting, fixing and installation of 24 port patch panel , termination and fixing of 1 mtr. cat 6 utp information outlet , termination and fixing of 2 mtr. cat 6 utp information outlet , termination and fixing of 5 mtr. cat 6 utp information outlet , installation of information outlet as per technical specification , mounting and installation of kvm and console , laying of 3 core 2.5 mm electrical cable through pvc pipe , installation of 16 amp three pin shuttered switch socket combined 3 in 1 with cover plate and back box , laying or fixing of 25 mm and 32 mm pvc pipes and flexible pipes on or above of false ceing or fixing on wall including fixing of suitable saddle or screws etc , installation of 25amp mcb with db box , testing, commissioning and integration of fids software , installation, testing and commissioning of 01 no. 15 kva ups for primary , installation, testing and commissioning of 01 no. 15 kva ups for backup , testing, commissioning, certification, providing 3 sets of completion diagram and documentation of entire project
Tender For replacement of various electrical accessories and minor addition / alteration in e.i work at various locations in oa meerut. - supplying and drawing following size of frls pvc insulated copper conductor, single core cable in the existing surface/recessed steel / pvc conduit etc as required. (a) 2 x 1.5 sq. mm, 1 sq. mm twin core flat flexible cable, supplying and fixing following modular switch/ socket on the existing modular plate & switch box including connections but excluding modular plate i/c making connection etc. as required. (a) 5/6 amp switch, 15/16 amp switch, 3 pin 5/6 amp socket outlet, 6 pin 15/16 amp socket outlet, 6 way pvc gang box, supplying and fixing of following size / modules, gi box alongwith modular base and cover plate for modular switches in recess etc complete as reqd. (a) 8 module (125mm x 125mm), 6 module (200mm x 75mm), 4 module (125mm x 75mm), supplying & fixing of follwing piano type switch & sockets in place of faulty components in existing switch board , power points i/c connections etc as required. (a) 5/6 amp single way switch, 3pin 5/6 amp socket outlet, 15/16 amp switch, 6pin 15/16 amp socket outlet, supplying & fixing of following led lights complete with all accessories i/c connection etc. as required. (m/s philips / crompton / havells & ss make) (a) 20 watt led round focus light, 24 watt led round focus light, 30 watt led street light, 50 watt led flood light, 10 watt 300 mm led batten, 2 x 2 led panel, supply and fixing of tower type room heater having dual carbon elements, provision of oscillatig type operation, two heat settings 600 w/1200 w, rotary switch conrol,tip over safety switch, thermal fuse for extra safety, high thermal efficiency suitabe for operation on 230 volts, 50 hz. single phase ac supply i/c connection, testing etc. complete as requred. ( m/s warmex make model no. rapid or ss make), supply and fixing of sun type room heater having all standard accessories and switches as required., sitc of submersible pump motor set capable of discharging 400-150 lpm of a head range of 23 - 70 mtr the pump shall be multistage of 5.0 hp totally enclosed submersible motor on common shaft suitable for operation on three phase 415 volt 50hz ac supply complete with all accessories etc as reqd. the pump shall consist mechanically balanced stainless steel shaft suction chamber provided perforated strainer etc complete with all other accessories. the electric motor winding shall have a non aging water proof insulation resistant to chemical effect having high strength motor pump shaft supported in water lubricated bronze plain bearing bushes with special self aligning shaft assembly end cap etc complete as required. (model- cora18c/14g+uma 100, 3.7/22 ksb or ss make), supply and fixing of 5 way extension board - 5 universal socket + 5 switch, with indicator, on/offswitch and heavy duty cable complete as reqduired., supply and fixing of movable tv stand complete as required., supply and fixing of line diagram of ht/lt distribution at te bldg. shastri nagar complete as required., supply and fixing of cctv cabinet and repairing of cameras complete as requied., supply and fixing of hdmi cable complete as required., supply and fixing of 7 ah smf battery in existing ups of cctv system complete as required., supply and fixing of 1 x 1 mcf board woth suitable screws etc. for making good the cables laying in cgmt chamber and making all cables of internet and ethernet power supplies complet as required.