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 providing of repair, maintenance, and installation of plant/ systems/equipments (version 2) - urja purti; l40 carry out capacity test of all battries replace defective battries with new one provide test certificated to ship; service provider,repair, maintenance, and installation of plant/ systems/equipments (version 2) - urja purti; l41 overhauling search light and service control panel check the reflector condition and replace renew polish if damaged deteriorated; service provider,repair, maintenance, and installation of plant/ systems/equipments (version 2) - urja purti; l42 check the flood light fitting for satisfactory operation and deterioarted of parts if any flood light securing bracket found correded and damage from bas..,repair, maintenance, and installation of plant/ systems/equipments (version 2) - urja purti; l43 port da exhaust temperature not showing in lop panel suspect temperature sensor malfunctioning to be checkedrenewed and proved for satisfactory operation..,repair, maintenance, and installation of pla
Tender For corrigendum : supply of spares for jyoti make 33kv circuit breaker - rectifier unit, part no. - j9574194 , spring chargingmotor, part no. - 3vc40001007 , thermal overloadrelay, part no. - 4vc680319 , lower pole assemblycomplete with all in, part no. - j71715099 , upper poleassembly complete with all in, part no. - j71715199 ,vacuum interrupter, part no. - 3vc200014 , contactmultiplication relay for 110dc, part no. - j9574187 ,ac-dc control fuse - breaker side, part no. - j9574185, breaker control switch 1 pole trip - neu, part no. -j9574183 , anti pumping relay, part no. - j479653 , h. t.connector set p.t. side, part no. - j94736722 , h. t.connector set breaker side - incom, part no. - j94736731 , closing coil assembly, part no. - 4vc49110, h. t. connector set c.t. side, part no. - j94736721 ,timer aux supply 220 v dc, part no. - j9574215 ,tripping coil assembly, part no. - 4vc590189 ,insulating stud assembly, part no. - 3vc690073 ,winding temperature relay, part no. - j479751 , master triprelay, part no. - j479744 , idmt relay for 3 o-c and 1e-fbroken cndctr, part no. - j573694 , oil temperaturerelay, part no. - j479477 , control cable connectioncomplete set , part no. - j94735371 , breaker controlswitch, part no. - j579721 , panel space heater, part no. -j479654 , thermostat setting 30-80 c, part no. - j479656
Tender For tender bid for p&o items - strong rubber solution (in 5 liter tin), 1meter, 4, velcro hook-loop (skin color 50 m.m) (with one lakh opening and closing guarantee), 1meter, 8, crosslink polyethylene foam sheet (skin color 2mm) (2meter x 1 meter), 1meter, 12, crosslink polyethylene foam sheet (skin color) adhesive base 2mm thick x 50mm broad x 1meter length, 1kg, 16, crepe rubber light weight hard rubber sheet (25mm thick ) with texture on one side (shore hardness 60a) for compensation, 1square decimeter, 20, polyethylene sheet(virgin)(white color non perforated) size-2mtr x 1mtr x 3mm thickness (should not shag while molding) (in the sheet form), 1meter, 24, m.s.bright bar size-1/2x1/4, 1kg, 28, heat gun (with 200-600c variable temp.) (standard quality) (with ce, iso mark)(net dimension 13.26inch x 3.80inch, with variable temperaturecontrol, should be able to change the air flow pressure and temperature change with push of a button)(weight 599 gram, 2000 watts power), 1no., 32, nitrile tube (300mm i.d.)black color) (expanded polyethylene tube 6mm thickness), 1no, 36, plaster of paris powder(in water proof packing-20kg bag), 1 packet, 40, color pigment, 1meter, 44, nylon stockinet 20cm broad, 1no, 48, kits for mounding with pyramid fixation above knee adult, 1 no.
Tender For instruments - adapter for ultrasound digital fetal doppler, 1 no., 4, adult colonoscope, 1 no., 8, aluminum walker adjustable, 1 no., 12, artery forcep 6" curved, 1 no., 16, autoclave vertical: model : ac123 , lab tech -should be fully automatic vertical autoclave for total destruction of all living microorganisms-pressure adjustable from 10psi to 20psi with an accuracy of +/- 1 to 3 psi, with automatic pressure control switch-outer and inner chamber made up of stainless steel-size of the inner chamber:- 50 x 75 cm (diameter x depth)-should be providing 2 carriers of stainless steel. size of the carriers should be 35-40 x 30-35 cm ( x d)-should be provided with silicon/ rubber/ neoprene gasket-lid should be stainless steel and should be fitted with pressure gauge safety valve manual exhaust valve vacuum breaker ports of calibration check-all the hinges should be of stainless steel-should be provided with stainless steel heated cover stand-drain valve at bottom for draining the water-electrically heated-micro processor controller based system to provide digital display of cycle processes like temperature, pressure-should be provided with low water level alarm and cut off-automatic pressure control switch- to cut off the current from the heating elements, when the desired/ set pressure value level is attained inside the chamber and restarts the mechanism once the pressure inside the chamber falls from the desired level-should be fixed with chart and data recorder-iso/ ce marked -should provide test certificates, calibration certificate and traceability certificates for temperature and pressure gauges-the downtime of the equipment must not be more than 10 days annually and system must be made functional within 48 hours of breakdown and in case of such incident the period of breakdown will not be counted while calculating warranty or cmc period. if the downtime during any year is more than 10 days a penalty at the rate of 0.1percent of the cost of the equipment will be levied for each extra day of downtime.-operation manual with user demonstration video cd (with sop in guajarati), 1 no., 20, b.p. instrument digital, 1 no., 24, binocular microscope, 1 no., 28, bolster size large, 1 no., 32, bp instrument (mercury), 1 no., 36, c p chair (wooden + metal), 1 no., 40, centrifuge machine, 24 tube digital display & 5000 rpm, 1 no., 44, chital forcep 10", 1 no., 48, cold light source cable, 1 no.
Tender For tender for supply of element thermoregulating lt , element thermoregulating ht , starting air hose , governor control shaft , sealing set , shim adjusting assembly , holder injector overhaul kit , seal , sealing set , ring piston , set of sealing for heads of cylinders blocks , sealing set for decompressor , inlet rocker arm & adjusting screw , exhaust rocker arm & adjusting scre , sealing , pinion set fuel pump , bearing , pre lub oil pump coupling , ht impeller , lt impeller , screw , washer , water pump overhaul set , governor drive overhaul kit , neoprene protection , right swivel articulation , left swivel articulation , ring o ring , screw for charge air cooler , screw , screw for charge air cooler , screw , screw , screw , screw for charge air cooler , screw for charge air cooler , sealing for fuel oil pre filter , ring sealing , ring sealing , ring sealing , ring sealing , ring sealing , ring sealing , ring sealing , sealing , sealing , sealing , ring sealing , spacer for cac , element filtering , cartridge of filter , paper filter , set of sealings for centrifugal filter , liner assembly , seals set hot box , connecting rod equipped , piston with pins and rings , gudgeon pin , cylinder head assembly , cylinder head overhaul kit , inlet valve yoke assembly , exhaust valve yoke assembly , push rod , cover cam roller , valve tappet maintenance kit , valve tappet sub assembly , air coolant overhaul sealing set , sealing se air coolant remounting , turbocharger overhaul kit , sealing set injection pump , injection pump assembly , connection piece , connection piece , pipe injection , o ring , injector seal kit , hose , hose , hose , fuel pump coupling , pin , thermostatic lement , gear + fitting set water pump , sealing setwater pump reassembly , gear + fitting set sea water pump , hose priming , key , washer , nut , pin , thermostatic element , spacer , multiduct , spacer , turning gear assembly , starting gear , screw , screw , screw , screw , screw , washer , washer , dowel pin , plug , plug , swivel connection , connection , pipe union , pipe union , pipe union , pipe union , pipe union , connection , pipe union , tee tube connector , swivel connection , o ring case , sealing , sealing , sealing set for injection pump head , o ring , o ring , o ring , shell to tubesheet gasket , fronthead to tubesheet gasket , shell side nozzle gasket , tube side nozzle gasket , o ring for black header , grid , flexible bush , sealing set cooling circuit , sleeve , hose , cartridge fuel filter , venting screw , lube oil module sealing set , hose , turning gear sensor , multipurpose pipe b side , multipurpose pipe a bank , pipeturbo wiring , cable har cpt turbo w200d45m , speed sensor overspeed , speed regulation sensor , temperature turbine inlet , high temperature switch oil engine inlet , cylinder temperature , fuel temperature engine inlet , oil pressure switch engine inlet idle speed , oil pressure engine inlet , water pressure engine inlet , seal set water/glycol water exchanger , sealing set fuel filter , sealing set prefilter , sealing disc tps52 , governor driving pinion , by pass valve overhaul set , oring , shaft , impeller , shaft , colling water hose , seal , o ring , hose , electrovalve for rigsaver , screw , pipe union , tee connection