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Tender For development, manufacturing and supply of spares for planetary gearbox of gmrt antenna elevation axis as per the drawings at gmrt khodad, near narayangaon, tal. junnar, dist. pune 410504, maharashtra - "spare gear for planetary gearbox of elevation axis-details- ring gear for stage i,ii,iii as per drawing no- gmrt-08-169-dd-el02-00 and sample givenmaterial- 34 cr ni mo6, blank, blank hardened and tempered, hardness 280- 302 bhn , gas nitriding with case hardness >540 bhn & case depth 0.3- 0.4mm (finished)size-ring od-310 mm , width 220mm, having three different internal gear on same ring-,(i) & (ii) module 2.5 teeth- 92, (iii) module 2.5 teeth -99 work includes with material supply along with necessary machining, drilling tapping, grinding, heat treatment etc and other details as per drawing and sample given.", "spare gear for planetary gearbox of elevation axis-details- sun gear with spline for stage iv as per drawing no- gmrt-08-169-dd-el07-00 and sample givenmaterial- - 34cr ni mo6 ,hardness core- >30 hrc, gears to be grinding finish with case carburized having case hardness : 58-62 hrc and with case depth0.8 1.0 , size- sun gear- module- 5 teeth- 14 width 72mm, spline- module 3 teeth- 24 width-40mm, total length of the part 189 mm work includes with material supply along with necessary machining, grinding, heat treatment etc and other details as per drawing and sample given.", "spare gear for planetary gearbox of elevation axis-details- sun gear with spline for stage iii as per drawing no- gmrt-08-169-dd-el05-00 and sample givenmaterial- 18cr ni mo 7-6 , hardness core- >30 hrc, gears to be grinding finish with case carburized having case hardness : 58-62 hrc and with case depth0.45-0.5 , size- sun gear- module 2.5 teeth- 21 width-46mm, spline- module 2.5 teeth- 21 width 17mm, total length of the part 74mm with internal bore 18mmwork includes with material supply along with necessary machining, grinding, heat treatment etc and other details as per drawing and sample given.", "spare gear for planetary gearbox of elevation axis-details- sun gear with spline for stage ii as per drawing no- gmrt-08-169-dd-el03-00 and sample givenmaterial- 18cr ni mo 7-6 hardness core- >30 hrc, gears to be grinding finish case carburized having case hardness - 58-62 hrc and with case depth0.45-0.5 size- sun gear- module 2.5 teeth- 22,width 36mm spline- module 2.5 teeth- 22 width 17mm total length 63mm with internal bore 22mmwork includes with material supply along with necessary machining, drilling tapping, grinding, heat treatment etc and other details as per drawing and sample given.", "spare gear for planetary gearbox of elevation axis-details- input shaft with one side internal spline gear and other side bore with keyway , as per drawing no- gmrt-08-169-dd-el08-00 and sample givenmaterial- en24 hardened and tempered hardness 260-290 bhnsize- shaft od 65 long 104.5mm internal spline -module-2 teeth 18 width 16mm, other side 35mm dia bore with keywaywork includes with material supply along with necessary machining, drilling tapping, grinding, heat treatment etc and other details as per drawing and sample given.", "spare gear for planetary gearbox of elevation axis-details- planet gear for stage iii as per drawing no- gmrt-08-169-dd-el06-00 and sample givenmaterial- 18cr ni mo 7-6hardness core- >30 hrc, case carburized having case hardness - 58-62 hrc and with case depth0.45-0.5 (finished)gears to be grinding finish size- width 40mm , module 2.5 teeth 39 with internal bore (for bearing fixing) and circlip groove as per drawingwork includes with material supply along with necessary machining, grinding, heat treatment etc and other details as per drawing and sample given.", "spare gear for planetary gearbox of elevation axis-details- planet gear for stage ii as per drawing no- gmrt-08-169-dd-el04-00 and sample givenmaterial- 18cr ni mo 7-6 , hardness core- >30 hrc, gears to be grinding finish , case carburized having case hardness - 58-62
Tender For repair, maintenance, and installation of plant/ systems/equipments (version 2) - npcil office cum transit accom at noida; as per scope of work; as per scope of work- operation and maintenance of various systems, equipment and fittings and supply of items at npcil office cum transit accommodation at noida - 1.1 providing supervisory services for operation & maintenance activity of office cum transit accommodation for o&m work of 11 kv/415v/240v systems, domestic water / fire water/ r.o. water/, air conditioners, water coolers, d.g sets, lighting systems, earth pits, , telephone. lines distribution systems, maintenance of lawns, flowerpots, rectification of deficiencies related to civil work like plumbing, carpentry / masonry work and office work etc. cleaning of underground water tanks, and overhead water tanks. regular check of lighting system of the building and repair and replacement of bulb, choke, holder starter and office work etc. one activity shall be considered completed by deputing one highly skilled manpower as per qualification given in tech. spec. for 9 hours in a day as per work requirement. due to sensitivity of nature of work required round the clock 1.1 highly skilled supervisor will be available round the clock for any instance and requirement as the case may be. 1.2 providing services of technician in skilled category round the clock for o & m activity at noida office cum transit accommodation for following activities :- (i) operation & maintenance of 11 kv system/equipment & transformer:- cleaning and area up keeping of 11 kv switch gear panel and transformer and replacement of silica gel in 315 kva transformer if colour changes. ht drop out fuse and condition monitoring of complete switch gear area, 315 kva transformer oil level in conservator will be checked in one month. the oil level must be maintained between 25%-75%, if it reduces it should be topped up by new tested insulating oil of hv grade per is-335. bushing are to be examined for crack and dirt deposit and are to be cleaned or replaced as necessary once in six months or earlier if required. noise/humming sound, temperature rise (over heating) and crack in bituminous compound once in a month, general cleaning of the transformer to keep it free from dust and soot s quarterly or as required. (ii) preventive maintenance of two (02) nos. 415 volts air circuit breaker, 11 kv vcb (01 nos.) and switch gear area up keeping. the contractor is also responsible for maintaining 230 volts ac distribution systems in healthy condition. the scope of work includes maintenance of db s panels, & switchgear to ensure the functioning of fan, light, distribution of electricity within noida office cum transit accommodation building. the required spares shall be provided by npcil however consumables & hard wares e.g. lubricant, petroleum jelly, tb nut bolt, lugs etc shall be provided by contractor. (iii) operation & maintenance of domestic water/fire water system: the scope of work includes operation of bore well to maintain fire water tank level. preventive maintenance of domestic and fire water system, routine testing of fire water hydrants/pumps both diesel operated and electrical pumps. dewatering and cleaning of underground fire water tank and domestic water tank six monthly. (iv) cleaning of 2 no s of overhead fire tank of 5000 liter capacity and one no. domestic water overhead tank of capacity 5000 liter and one number of solar water tank six monthly, servicing and lubrication of 2 number of domestic water pump, 3 no. sump pump. servicing and lubrication of jockey pump, main hydrant pump, fire engine pump. the required all spares parts, hardware s e.g. lubricant, petroleum jelly nut bolt, gasket etc. shall be provided by contractor. (v) operation and maintenance of solar water heating system will require weekly cleaning of solar water panel, heater replacement and maintaining temperature with heater, repair and replacement of rubber