Tender For supply of 2.2 kw ac crane drive , 5.5 kw ac crane drive , 11.0 kw ac crane drive , 22.0 kw ac crane drive , 37.0 kw ac crane drive , 55.0 kw ac crane drive , 75.0 kw ac crane drive 3 phase, digital ac crane drive 2.2 kw, ac drive should be suitable for heavy duty operation of 2.2 kw. offered ac drive should be suitable for crane-hoist operation. if, separate software required for crane application, it must be clubbed with supply of material. ac input voltage: 380 to 480v ac 10%, 3 phase, 3 wire, 50 hz; mode of control: bi-directional fully controlled 3-phase ac; speed regulation: 1% of base speed; braking: suitable dynamic braking resistance and chopper unit (external or in-built); acceleration time: 0.1 to 1000s or better; deacceleration time: 0.1 to 1000s or better; overload: 150%-1min, 200%-3.0s; ambient temperature: 0 to 50 c (derating shall not occur below 50 c. in the event that derating occurs below 50 c, the supplier shall provide a higher-rated drive to match the requirement); rated current at 50 c: min. current should be 5.5 amps at 50 c; high starting torque at low speed: 200% starting torque at 0.3 hz; two analog inputs: two nos. analog inputs having signal voltages of 0 to 10 vdc or 4 to 20 ma (configurable); two analog outputs: two nos. analog outputs having signal voltages of 0 to +/-10 vdc or 4 to 20 ma (configurable); six digital inputs: pnp/npn; one relay output: with short-circuit and overload protection; two digital outputs: with short- circuit and overload protection; brake release signals: outputs braking signals based on inverter operating conditions to prevent cargo bed rollback and overrunning; load adaptive control: when the actual load level is lower than the configured load level, the system can be operated at a ratio-multiplied speed (in terms of the configured frequency), resulting in significantly better efficiency; load ) /bid number : gem/2026/b/7563714 * /dated: 20-05-2026 & & / bid document 1 / 29 frequency), resulting in significantly better efficiency; load limiter: maintains the safety and rescuability of suspended loads by stopping when excessive torque is detected and by allowing operation only in the direction opposite to that in which the excessive load was detected; cooling capacity degradation alarm: detects and displays cooling capacity drop due to cooling fin clogging caused by dust and cooling fan airflow reduction; igbt life expectancy forecasting: estimates the power cycle life expectancy of the main circuit s igbt semiconductor device temperature due to frequent acceleration and deceleration stoppages, and displays the estimate before the design life is reached; protection: it must have all standard protections like stall protection, instantaneous power failure, single phasing, over voltage, under voltage, over current, inverter overload, thermal overload etc; display console: it must have alpha numeric display console for programming of drive, fault display and operating condition; dynamic qr code: it must have dynamic qr code for trouble shooting; tuning facility: it must have auto tuning facility. this must enable perfect matching of motor coupled to load with regards to optimum acceleration time, deceleration time, speed regulation etc; drive programming software: suitable drive programming software along with necessary connecting cable and adapter for connection with laptop and drive should be provided to get online with the offered drive (laptop not in scope); automatic voltage regulation: it must have automatic voltage regulation function to maintain high starting torque even at reduced voltage; regenerative option: it must be capable of regenerative operation; communication protocol: modbus (rtu/serial) or ethernet (tcp/ip); make of drives: fuji- electric/yasakawa/schneider/abb only; suitable dynamic breaking resistance unit of 60% wattage rating of drive, however the value of resistance is to be decided by manufacturer as per their technical manual for crane-ho
Tender For supply, installation,testing and commissioning of 24 vdc twin beam led headlight as per rdso specification no. rdso/2017/el/spec/0134 (rev.04). on various types of track machines. rdso specification no.rdso/2017/el/spec/0134(rev.04) detailed as below:- (1).operating voltage should be nominal 24vdc ,minimum voltage 22vdc and maximum working voltage 30 vdc (2).power consumption should not be more than 100 watts at nominal operating voltage (3).the led unit should have built-in reverse polarity protection.the reverse polarity test shall be conducted at a nominal voltage (24vdc) for 1 minute (4). bright mode ( at distance of 8 mtr)=7000 lux minimum and 9000 lux ( max) . dim mode(at a distance of 8mtr)900lux(min) and 1200lux (max) .(5)led headlight unit shall have ip-66 protection against water and dust. manufacturer should provide certificate for same from any nabl/govt approved lab.(6) dye penetration test for detection of surface defects/cracks on cracks shall be conducted as per is:3658-1981.(7) angle of the beam should be as per clause 12.6.5 of specification rdso/2017/el/spec/0134 (rev.04) (8). headlight be so designed that the failure on one led should not lead to failure of other led (9) led used should be of smd/cob type only.colour temperature of white coloour led shall be 3700k-5000k(white). colour rendering indexshould be greater than or equal to 80 (10) illumination intensity measurement shall not be less than 4.8 lux in bright mode at a distance of 305 metre (11) all kinds of tests as recommended in above mentioned specification to be carried out.accepted make/brand:rdso approved sources [ 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 led based driver and assistant driver desk illumination lamp. technical specification:- 1) operating voltage 18 to 30v dc, with nominal voltage of 24v dc. 2) high and low glow switch has to be provided. 3) the lamp unit shall have in built reverse polarity, over voltage trip, spike & surge protection. 4)mechanically the housing shall be as per clw specification no. clw/es/3/0042 alt d or latest with reference date as tender closing date. [ 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 corrigendum : supply of spares for solenoid valves for wet ash evacuation and dense phase dry ash handling system at ahp unit 1 to 6, stage i to iv, stps, suratgarh - solenoid valve 1/2"bsp port connection, 5/ spool type single coil, 220 v ac (model-vaf 413-4g) new model vaq-413-4g-220vac, make rotex or equivalent, solenoid valve 1/4"bsp port connection, 5/ spool type single coil, 220 v ac (model-vaf 213- 2g) new model vaq-213-4g-220vac, make rotex or equivalent, solenoid valve 1/4" bsp port connection, 5/ spool type single coil, 220 v ac (model-vad 213- 2g) new model vaq-113-2g-220vac, make rotex or equivalent, air cylinder ø 100 x 250 mm model spc-d-s-mp2- 100/250, type double acting, new model spc1-ds-mp2- 100/250, make rotex or equivalent, air cylinder ø 160 x 250 mm model scn-d-s-mp2- 160/250, type double acting, new model scn1-ds-mp2- 160/250, make rotex or equivalent, seal kit for double acting air cylinder 100 x 250 mm (spc-100/250), make rotex or equivalent seal kit for double acting air cylinder 160 x 250 mm (spc-160/250), make rotex or equivalent, repair kit for 5/2 spool type single coil, solenoid valve 1/2"bsp, (model-vaf 413-4g) new model skvaq413, make rotex or equivalent, repair kit for 5/2 spool type single coil solenoid valve 1/4" bsp port connection, (model-vaf 213-2g) new model skvaq213, make rotex or equivalent, repair kit 5/2 spool type single coil solenoid valve 1/4" bsp port connection, (model-vad 213-2g) new model skvaq113, make rotex or equivalent, solenoid valve-1/2", 5/2 single coil-110v ac, make:- rotex model:- vaf-413 new model vaq-413- 4g-110vac, make rotex or equivalent, solenoid valve-1/4", 5/2 single coil, 110v ac make:- rotex model:- vad-213 new model vaq-113- 2g-110vac, make rotex or equivalent, repair kit 5/2 spool type single coil solenoid valve 1/2" bsp port connection, (model vaf 413) new model skvaq413, make rotex or equivalent 5/2 internal operated poppet type, normally closed, solenoid valves. valve code:- 51400c-6-2g+220v-50hz- 01,end connection: 1/4"bsp(f), media: air,media temp: 80 deg cel. max., operating pressure: 2 to 10 bare(g),orifice: nw=6 mm, flow factor: kv=12 lpm. delta p=1 kg/cm,solenoid insulation: class f, no. of, solenoid coil size:01 nos., solenoid voltage : 220v ac, 50 hz,solenoid enclosure: weather proof flying lead type as per is 67,seat material: nbr, power connection: watt,body material: aluminium hard anodized, new model 51400-6-2g+220vac-50hz-06, make rotex or equivalent, seal kit (set of "o" ring + plunger assy. with spring) for valve code:- 51400c-6-2g+220v-50hz-01 , seat material: nbr new model 51400-6-2g+220vac-50hz-06, make rotex or equivalent, solenoid coil for valve 5/2 internal operated poppet type, normally closed solenoid valves. valve code:- 51400c-6-2g+220v-50hz-01, new model 51400- 2g+220vac-50hz-06, make rotex or equivalent 5/2 way internal pilot operated poppet type solenoid, valve, port connection 3/4" bsp (f), moc aluminium hard anodized body, fluid air/water, pressure 2-10 bar, orifice 20mm, coil voltage 220vac, coil size 1,, insulation class f, ingress protection ip 65, no. of coil double, manual override spring return, seat/seal nitrile, model 5p-5m10d make rotex or equivalent, manifold for solenoid valve vaq 113 (3no), model no bp- 03, make rotex or equivalent, manifold for solenoid valve vaq 113, (04no),model no bp-04, make rotex or equivalent, solenoid valve sv- 9470e06/al/s4/bn/ bsp coil ref:- m45-1- sq/wp67/h voltage:- 110 v ac 50 hz make avcon or equivalent, solenoid valve sv-9470d15/al/s4/bn/bsp coil ref:-m45-1-sq/wp67/h voltage:-110 v ac 50 hz make avcon or equivalent, coil with enclosure coil ref:-m45-1-sq/wp67-h, voltage:-110 v ac 50 hz make avcon or equivalent, repair seal kit for solenoid valve model:-sv- 9470d06/al/s4/bn/bsp coil ref:-m45-1-sq/wp67/h voltage:-110 v ac 50 hz make avcon or equivalent, repair seal kit for solenoid valve model:-sv- 9470d15/al/s4/bn/bsp coil ref:-m45-1-sq/wp67/h voltage:-110 v ac 50 hz make avcon or
Tender For supply of motor protection circuit breaker (mpcb) for compressor unit 1.1,1.2,2.1 & 2.2 heater 1&2 current rating 7-10 amp, thermal release range 10-16 amp, class-10, breaking capacity 10ka, 3 pole, voltage rating 415 v ac, conforming to rdso spec. no. rdso/pe/spec/ac/0184-2015 (rev. 1),accepted make as per bom of rdso/pe/spec/ac/0184/2015 rev.(1), revised vide rdso letter no. ell7.1.108/mssbc dated 17.09.2021 (sn 39):- abb catalogue no ms116-10, legrand, schneider catalogue no. gv2me14, l&t catalogue no. st418980000, siemens catalogue no. 3rv2011-1ja10, eaton catalogue no. pkzm01-10. [ warranty period: 30 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variationpermitted: max 8 lacs ] ]
Tender For supply and delivery of electricalconsumables for day to day maintenance as well as repairing the damaged particles of maharaja jitendra narayan medical college and hospital, coochbehar. - supply & delivery of single phase kwh meter with lcd display, base mounting 1p lcd meter 10-60a. make lk, model em101+ class 1, cat no. wm101bc7dl0/legrand , supply & delivery of led flood light fixture ip66 (cg/model- lfln-200 w- cld/60-m / similer philips, wipro as approved by eic. having luminious efficiency not less than (cat no. -crp-411-120-57-sl-gl-nsg) , supply & delivery of led street light ip66, 120w, (crompton raptor pro_120w / similar philips, havells as approved by eic) having luminious efficiency greater than 110/120 lm/w , supply & delivery of heavy duty exhaust fan 300 mm (metal) ph. 900/rdm 950 isi make: crompton exhd300-6-1, usha/ havells/epc mark complete with all accessories as approved by eic , supply & delivery of 230 mm exhaust fan metallic grey single ph make: crompton trans air 9" - reversible, usha aeroclean plus/epc as approved by eic , supply and delivery of led indicator (red, yellow, blue, green, amber, @ 40 no each) size: ø22 mm, gen next pro. 240a/024c make: l&t, esbee, siemens/abb as approved by eic , supply and delivery of v-belt size-b62 (femer / eco drive) , supply and delivery of 2.5 sqmm copper frls wire (rybgb) (page k-2, sl-71, pwd sor havells/kei/polycab as approved by eic
Tender For supply of motor protection circuit breaker (mpcb) for compressor unit 1.1,1.2,2.1 & 2.2 heater 1& 2 current rating 7-10 amp, thermal release range 10-16 amp, class-10, breaking capacity 10ka, 3 pole, voltage rating 415 v ac, conforming to rdso spec. no. rdso/pe/spec/ac/0184-2015 (rev. 1).accepted make as per bom of rdso/pe/spec/ac/0184/2015 rev.(1), revised vide rdso letter no. ell7.1.108/mssbc dated 17.09.2021 (sn 39):- abb catalogue no ms116-10, legrand, schneider catalogue no. gv2me14, l&t catalogue no. st418980000, siemens catalogue no. 3rv2011-1ja10, eaton catalogue no. pkzm01-10. [ warranty period: 30 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variationpermitted: max 8 lacs ] ]
Tender For supply of electricalconsumables required for electrical services sub division at slbhes, srisailam dam west, nagarkurnool (dist) - 509326, telangana