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Tender For auction sale of ct/pt units,ms iron scrap etc.,aluminium scrap etc.,governor and electro hydraulic etc.,u/s rubber tube off size etc.,dc excitor rotorpoles etc.,empty steel drum 210 ltr. etc.,half x-arm,pcc broken poles off size,drill/chucks etc.,11kv pilca o/d cable box 95 mm (1/core) etc.
Tender For auction sale of ct/pt units,ms iron scrap etc.,aluminium scrap etc.,governor and electro hydraulic etc.,u/s rubber tube off size etc.,dc excitor rotorpoles etc.,empty steel drum 210 ltr. etc.,half x-arm,pcc broken poles off size,drill/chucks etc.,11kv pilca o/d cable box 95 mm (1/core) etc.
Tender For corrigendum : design, engineering, manufacture, testing, inspection, packing, supply and delivery of one complete set of 150/175mw, 13.8kv generator/motor (stator and rotor) unit assembly consisting of stator including stator frame, stator core, stator bars etc., and rotor including spider, rotor rim, rotorpoles and locking keys with suitable connecting accessories and other unit auxiliaries like stator air coolers with associated pipelines etc. exactly to fit in the existing pit and sole plates, and dismantling of existing unit, erection, testing and commissioning of new generator/motor unit at srisailam left bank hydro electric station (slbhes, reversible pumped storage plant), srisailam dam west, nagarkurnool dist., telangana, india.
Tender For auction sale of ct/pt units,ms iron scrap etc.,aluminium scrap etc.,governor and electro hydraulic governor etc.,governor and electro hydraulic etc.,u/s rubber tube off size etc.,dc excitor rotorpoles etc.,empty steel drum 210 ltr. etc.,half x-arm,pcc broken poles off size,drill/chucks etc.,11kv pilca o/d cable box 95 mm (1/core) etc.
Tender For auction sale of ct/pt units,ms iron scrap etc.,aluminium scrap etc.,governor and electro hydraulic governor etc.,governor and electro hydraulic etc.,u/s rubber tube off size etc.,dc excitor rotorpoles etc.,empty steel drum 210 ltr. etc.,half x-arm,pcc broken poles off size,drill/chucks etc.,11kv pilca o/d cable box 95 mm (1/core) etc.
Tender For 1)inspection of stator coil for identification of exact no. of the faulty coil and setting up the arrangements for rotorpole coils removing and rotation as per scope of works along with supply of materials and other consumables as per scope of works2)de-brazing the rotorpole terminations and removing the rotorpoles (as required). dismantling of rotorpoles using suitable and compatible tools, fixtures, and lifting arrangements. ensure safe handling and proper marking for reassemble. rotate and position the rotor appropriately to access the damaged stator coil area.3)remove insulation from both ends of the affected winding section.4)de-brazing of defective coils. 5)driving out the slot wedges carefully remove wedges from stator winding slots without damaging adjacent coils or core.(entire stator winding shall be inspected in case of loose wedges, worn out wedges and missing wedges shall be replaced) along with supply of materials and other consumables.6)insulation removal- remove insulation from both ends of the affected winding sections.7)cutting the coil bindings in both sides. cut the identified damaged winding portion using appropriate tools. carefully pull out the damaged coil from the stator slots without affecting surrounding windings.8)damaged winding cutting- cut the identified damaged winding portion using appropriate tools.9)winding extraction- carefully pull out the damaged coil from the stator slots without affecting surrounding windings. while removing the faulty coils from stator, utmost care should be taken to prevent any damage to stator core.10)removal of faulty coils from the slot.11)slot cleaning and preparation-clean stator inner tooth slots thoroughly. use emery paper to smoothen and maintain uniform slot condition.12)cleaning of carbon deposits/heavy oil content from complete stator coils through co2 cleaning process /dry ice blasting.13)new coil installation-insert new stator coil with proper alignment. fix securely using new wedges of appropriate grade and size.14)brazing of the coil ends.15)re-fixing the rotorpoles and connecting them.16)insulation application-apply insulation as per specified class (e.g. class f/ classh). ensure proper curing and finishing.17)complete co2 / dry ice cleaning of stator and rotor.re insertion of removed rotorpoles. 18)final checks & testing- insulation resistance (ir) test, high voltage (hvdc) test, continuity check, visual inspection and any other tests which are required (will be carried out by kpcl).19)assembling of removed damper doors and stator covers.20)maintain quality standards throughout the process & use calibrated tools and approved materials.21)presence of the agency during excitation and synchronization of the unit by kpcl.22)safety & quality-follow all safety procedures and ppe requirements