Tender For annual maintenance of computer and peripherals (monitor, cpu, keyboard, mouse and speaker) ups/cvt, printers and localareanetwork (lan) (all without spares) including software installation, trouble-shooting, supervision and service charge for configuration at the office of the assistant engineer, chanchal sub-division, phed. (period 1 year)
Tender For corrigendum : procurement of spares for hea (high energy arc) igniters installed in boilers of both units at stpp, jaipur, mancherial, telangana. - 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), gi wire, wire mesh for longwall salvage, manufacturing of supply of electrical coils for, i) ac motors up to 6.6 kv grade, ii) 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 and drill rods, vulcanizing the old trailing cables of 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, table, 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 & substations, 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, ci 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 tender for supply of spares for 220v dc charger 25 items : : - ac input mccb 100a 3pole 50ka acmake siemens l and t schneider suitable for exide make charge , ac supply trouble relay module 415vac static type 3c o aux make minilec suitable for exide charger , current transformer 75 5a 5va make ae kappa suitable for exide charger , ac contactor 63a 3pole 240v ac 2no+2nc make l and t siemens schneider suitable for exide charger , ac thermal overload relay57 70a bimetallic 1no+1nc l&t siemens schneider suitable to exide charger , secondary line surge suppressor 4micro farad 400v 10ohm 50watt exide suitable to exide charger , high speed fuse for semiconductor protection 100a make ge bussmann suitable to exide charger , thyristor 125a 800v make hirect rir semikron suitable to exide charger , snubber network 0.22microfarad 1000v 30ohm 10watts make exide suitable to exide charger , electronic scr control card static type make exide suitable to exide charger , electronic scr control module static type make exide suitable to exide charger , gflc card static type make exide suitable to exide charger , filter capacitor suitably matched for specified ripple make alcon/kendeil suitable to exide charger , rectifier protection diode 200a 800v make hirect rirsemikron suitable to exide charger , over current protection relay module static type make exide suitable to exide charger , relay for ocr 3c/o 12v dc make pla suitable to exide charger , dc output mccb 150a 2pole 10ka dc make l and t ge schneider suitable to exide charger , battery protection mccb 150a 3pole 10ka dc make l&t ge schneider suitable to exide charger , dc contactor 110a 220v dc coil make siemens ge suitable to exide charger , blocking diode 70a 800v make hirect rir semikron suitable to exide charger , blocking diode fail relay module static type make exide suitable to exide charger , trickle charger relay module static type make exide suitable to exide charger , manual float/boost mode select switch 10a single pole on off make kaycee suitable to exide charger , power supply idsr static type 24vdc & 12vdc make exide suitable to exide charger , integrated dc sensing module consists of dc uv/ovr ch fail bovr fbcor sfr battdischarge befr