TTPS ES Circle EM III Annual Maintenance of LT SWGR Buses Modules Breakers and power Transformers and cleaning of switch gear room of RWPH for the year 2023 24

Removal of top cover, hylam separators, cleaning and tightness checking of horizontal and vertical bus (front and rear) including in vertical bus in switch gear panels.

Removal of Modules, External Cleaning and tightness checking of terminals, replacement of worn out parts, applying petroleum jelly to finger contacts, applying grease to the Modules, put back into original position and measuring IR value. a) Size I Type modules

b) Size II Type Modules

C) Size III Type Modules

Removal of the Hylam partition sheet available in front of the vertical bus of the panel both front and rear side and refixing after cleaning in all modules.

Removal of L.T Breakers, External Cleaning, cleaning of grease, oil already applied, tightness checking of all bolts and nuts applying grease, lubricating oil and petroleum jelly wherever necessary checking of closing tripping mechanism and putting back into original position. (5BREAKERS PER DAY)

Cleaning of power transformer, opening of LT&HT Terminal Bushing cover, tightness checking of all Bushings, cleaning, closing of LT&HT Terminal Bushing cover, top up transformer oil Level if necessary and measuring of IR Value before and after cleaning.

PANDIAN ENTERPRISES