24412334
annual maintenance contract of switchyard and transformers , boq ( part#a switchyard related ) , cleaning and connection tightness checking of one set of cvt/ la /post insulator . , cleaning and connection tightness checking of bushings /wave trap in one phase . , ensuring tightness of 400kv connection in one equipment in one phase of a bay ( without equipment cleaning ) , cleaning and tightness checking of suspension / tension insulator ( polymer ) with jumper connector and structure in one phase . , replacement of damaged insulator strings in 400kv switchyard gantry/tower , tg a row e . t . c , replacement of cvt/la/post insulators/wavetrap including removal and reconnection of terminal connectors , 400 kv moose conductors and jumpers , disconnection & reconnection of moose conductor from hv terminals of 400 kv bushing of transformer/reactor ( per phase ) , replacement of jumper between overhead line and bushing / cvt in one phase and ensuring tightness of hardware of all related o/h connections . , operation of articulated boom lift , stringing of moose conductor in ais yard , jointing of snapped 400kv oh line in switchyard , pm of cvt marshalling box/junction box , recovery of gas , vacuuming and sf6 gas filling in gis duct compartment , sf6 gas top up in gis duct compartment , assistance for internal inspection of a section and replacement of prd/view glass/molecular filters in gis duct compartment and box up or replacement of sf6 pressure gauges / density switches in gis ducts , sf6 gas leak detection in gis components like prds , pressure gauges , valves , flanges , joints etc . , oil top up in breaker pole in case of low oil level , assistance for insulation spacer replacement , assistance for replacement of bus support insulator /surge arrester/ male or female or both contacts of bus bar or isolator or earth switch/gas valve replacement , assistance for replacement of gis breaker fixed main/ fixed arcing/ moving main/ moving arcing contact/ nozzle/ nozzle cover , assistance for replacement isolator/earth switch operating mechanism/ ct/pt in gis as per scope , assistance for dismantling and reinstallation /replacement of gas compartments other than breakers or 400kv breaker pole or sf6 to air bushing in one phase , assitance in replacement of individual components in breaker operating mechanism as listed in sow , removal & refilling hydraulic oil in breaker hydraulic oil tank , gis bay daily checks as per the scope , weekly downloading of data from sems and monitoring of cvt secondary voltages , cleaning of bus ducts inside gis , cleaning of bus ducts outside gis , cleaning of panels , weekly operational and maintenance checks as per the scope in gis , assistance in electrical testing , weekly ir thermovision scanning & overhead conductor monitoring in switchyard , maintenace of sf6 gas liquefaction machine , shifting of sf6 liquefaction machine , cleaning jobs inside the switchyard weed removal , levelling of metal , cleaning of drainage , any other miscellaneous jobs , daily checks on lightning arresters , battery and battery charger . , 220v battery bank cleaning , 48v battery bank cleaning , top up of electrolyte in ni cd battery banks , diesel engine battery cleaning & tightness check , weekly battery room cleaning , ni cd battery bank capacity testing , full set readings of 220v battery bank , full set readings of 48v battery bank , readings of diesel engine battery , replacment of diesel engine battery , replacement of cells in ni cd battery banks , conditioning of new cells for replacement . , boost charging of ni cd battery bank , identification of dc earth fault , pm jobs on dg set as per the scope , pm jobs of davr / grp , splicing & termination of optic fibre cable termination as per the scope , rj 45 cable crimping and termination as per scope , packing numerical relays/electronic cards/ electrical test equipments for dispatch to vendor premises by courier . , replacement of protection/control relays in control panels , attending minor control circuit problems / condition monitoring of equipment , weekly monitoring , stock keeping & upkeeping of testing equipments/spares , preventive maintenance of control / protection panels , 110v ni cd battery cleaning , full set of 110v ni cd battery bank , painting of support structure for insulators at turbine building , testing of 11kv , 33kv transformers , testing of gt/st/ut , assistance during scc/occ testing of generator , assistance for relay testing /relay configuration / ct stability testing , boq ( part#b transformer related ) , preventive maintenance of 200 mva generator transformer , preventive maintenance of 80 mva station transformer , preventive maintenance of unit transformers/ unit auxiallary transformer ( 16/45 mva ) , preventive maintenance of transformers up to 15 mva , disconnection and reconnection of 21kv side flexibles for testing needs/ bellow replacement , maintenance etc . in one phase of gt , disconnection and reconnection of 11kv side flexibles / cables for testing needs in st/ut , disconnection and reconnection of 21kv side flexibles for testing needs/ bellow replacement etc . in one phase of ut , replacement of bellows in gt/ ut/bus duct , disconnection and reconnection of lv side and hv side connections or flexibles for testing needs/ bellow replacement / transformer replacement etc . in 11kv/433 v transformers or 11kv /3 . 3kv transformers or 11kv /33kv transformers , pm of gt/st/ut marshalling box , inspection/checks in ht/lt transformers and maintaining record of them as per instruction of eic , washing of gt/ st/ut using soap and water , processing of transformer oil in transformers with oil quantity upto 12 kl ( uat / espt/cw/ct/ swyd etc . ) , processing of transformer oil in transformers having oil quantity above 12 kl ( 200 mva gt/ st / ut/ br etc . , ) . , processing of transformer oil in transformer tanks , shifting of 10 ki . filtration plant or 30 kl oil storage tank or 15 kl oil storage tank from one location to other in the main plant / switchyard / offsite , shifting of 4 . 5 ki or 2 kl or 1 kl filtration plant or 5 kl oil storage tank from one location to other in the main plant / switchyard / offsite , replacement of defective cooling fan motors in gt/st/ut , transferring of oil . , attending breakdown works in transformers , replacement of oil pump in g . t/ u . t/s . t etc . , , replacement of flow meter in the power transformer . , draining of water from the transformer yard in g . t / u . t/s . t and all other transformer areas . , shifting of filled oil drums , shifting of empty oil drums from main plant / switchyard / offsite to central stores/scrapyard , replacement of hv bushing or its gasket in 21/420 kv generator transformer/ station transformer / 400 kv shunt reactor . , replacement of oil seals / gaskets of hv/lv/ neutral bushings / prd / mog of the various transformer . 0 16 mva transformers , replacement of prd/spr/mog or gasket for lv bushings / neutral bushings . transformer gts , uts , st s or shunt reactor , air cell replacement work including mog inspection of gt/ut/st/sr etc . . transformers ( 40/80/200 mva etc ) , air cell replacement work including mog inspection of uat/ sat/ etc ( up to 40 mva ) , replacement of silicagel in running transformers breathers . , oil top up in various transformers up to required level . ( with out involvement of hydra , filter machine ) , moving of transformers ( shifting ) on rails ( transformer weight above 150 mt ) , moving of transformers ( shifting ) on rails ( transformer with weight > 75 mt but < 150 mt ) , moving of transformers ( shifting ) on rails ( transformer with weight up to 75 mt ) , cleaning of generator transformer coolers with compressed air/ manual cleaning , defective radiator replacement in lt transformers , polythen...
Tender Value : ₹ Ref. Documents
