Tender For supply of 25 kv out door type potentialtransformer type - i of ratio 27.5kv /100v as per rdso's spec. no. -ti/spc/psi/pt/0210(06/2021) and str: corestr-08 or latest. make :-rdso approved vendor sources.[ warranty period: 30 months after the date of delivery ]
Tender For supply of 25 kv potentialtransformer (type- ii) as per rdso specn no. ti /spc /psi /pt /0210 /06-2021 str: core-str-08. make: rdso approved sources only [ warranty period: 30 months after the date of delivery ]
Tender For corrigendum : procurement of one off spares of servo level gauges at ongc hazira surat - pcb gps (gause power supply), backplane + transformer, 110v-230v-854atg, pcb spu ii with alarm relays, eeprom programmed for spu 2(density), motor unit, pcb spu-ii, tsi 977 (without keyboard, wall mounted type), measuring drum (27m), including drum, wire and shaft, displacer aisi 316; weight 260g;, max pressure 20 bar, dia - 90 mm, 854 force transducer, drum bearing set including, shaft, -240000455, mpn no: 900027042, o-ring and gasket set (o-ring, set 854 atg), mpn no: 900009591
Tender For roof bolts, m.s. bolts & nuts , rivets, washers & screws , , dog nails , , fish plates, nuts & bolts for fish plates , , belt jointing pins , , cable hooks and signal hooks , , belt conveyor rollers , , belt sections , , resin capsules , , cement capsules , , gi canisters , , blasting gallery - spacers , , radiator repairs , , repairs and rewinding of motors of ac & dc , , repairs / rewinding of transformers (welding/lighting/power) , , gl wire , , wire mesh for longwall salvage , , manufacturing of supply of electrical coils for , , i) ac motors up to 6.6kv grade , , li) transformer coils up to 33 kv grade , , repairs of rotors for electric motor , , lighting cable , , steel chock manufacturing , , house wiring , , all types of fan repairs , , shovel bucket welding , , repairs of pumps , , couplings manufacturing , , special steel and alloy castings , , (tooth points, track pads, mn steel casting) , , manufacturing of fly ash bricks (not to be manufactured at stores site. it shall be at their own site) , , manufacturing of pump components (spares) , , transformer oil filtration , , reconditioning of drill bits an drill rods. , , vulcanizing the old training cable sof drill machines, sdls, lhds etc (work should be carried out at the respective mine premises. , , manufacturing of earth clamps, g.i.flats, g.i.bolts and nuts. , , crimping of hydraulic hoses. , , repairs to hydraulic pumps, motors, control valves and other related components. , , refurbishing of lt & ht switches with oem spares including testing. , , manufacturing/repairs of slip rings & d-contacts. , , furniture repairs i.e. cane chairs, tables, almirahs etc. , , repairs to wet grinders, water purifiers and water coolers , , manufacturing of coupling bolts of all sizes , , fabrication of oht line components like cross arms, clamps, stay wires, cross brassings, base plates etc. , , manufacturing of haulage rope drum rollers. , , all sizes of ventilation doors. , , safety boards designing/stickering/painting with retro-reflective radium papers/paint on hemm/ radium stickering in underground & surface, radium boards, safety boards & radium jackets. , , fabrication of lighting & cable cross over towers , , maintenance & repairs of air conditioners on hemm , , painting work in underground and on surface , , fabrication and erection of ms structural works like gantry, bunker etc. , , tailoring works at hospitals & area workshops , , manufacturing of hume pipes , , clay pills manufacturing , , maintenance of pmts/lighting transformers/power transformers & sub-stations , , erection /renovation of residential/pmts/sb-station earth pits (conventional type /chemical type). , , testing of all protective relays & mprs , , tub assembling/repairing of coal tubs in mines. , , cl casting works like ci pulley, tub wheels , , outsourcing works in mines, like masonary walls construction, surface material loading, cleaning and dusting in underground etc. , , all types of computer software installation, antivirus, hardware and network installation. , , cc cameras installation and repairs.
Tender For supply of 33 kv current transformers and potentialtransformers of various ratios : : - 33kv ct, od type, 2000-1000 1-1-1-1 amp , 33kv ct, od type, 25 1-1 amp , 33kv ct, od type, 800-400 1-1-1-1 amp , 33kv pt, od type, , 33kv pt od type
Tender For corrigendum : design, development, testing and supply of 11 kv outdoor metering cubicle with resin cast current transformers and potentialtransformers
Tender For providing 2nd set of 132kv potentialtransformers for the 132kv bus including isolator at 132/33kv naval wharf ss visakhapatnam under rmi 2022-23 scheme including civil portion 3rd call