TTPS ES EM III Annual maintenance of Station Transformer III Station Service Transformer A B cleaning and water washing the station transformer III bushings lightning arrestors and support insulators in Unit IV V for the year 2024 25

Station Transformer-III, opening of covers in C3A & C3B Bus ducts and disconnection the flexible links in all 3 phases from Bus duct for transformer measuring IR value and restoration of links and assisting in testing of Buchholtz relay inclusive of cost of consumables.

Station Transformer-III, cleaning and tightness checking of 3 Nos. HV Bushings and 6 Nos. LV Bushings in station Transformer –III inclusive of cost of consumables.

Station transformer-III, cleaning of Earth resistors and neutral grounding transformers, assisting in measuring the value of resistors and IR value of neutral grounding Transformer. Testing of Tan-Delta value of transformer bushing and HV testing of LAS inclusive cost of consumables.

Station transformer-III, cleaning and tightness checking of 3 Nos lightening arrestors and 3 Nos pedestal support insulators and its jumpers connection clamps tightness checking work inclusive of cost of consumables.

Station Transformer-III,Maintenance of entire C3A & C3B Bus ducts cleaning tightness checking of bolts and nuts and replacement of broken insulator and C3A and C3B flexible and fixed joints inspection work inclusive of cost of consumables

Annual maintenance works in 2MVA Station service transformer opening of HV/LV Side top cover and draining of oil if any collected inside cleaning of oil chamber. Disconnection of HV cables and links cleaning and assist for MRT Testing and commissioning restoring of HVcables and LV links on completion of works inclusive of cost of consumables.

Opening of manhole covers in LV Bus duct for inspection and carrying out the maintenance work for one transformer (440Volts LV bus ducts) inclusive of cost of consumables.

Cleaning of LV bus duct bar and inspection of bus support insulators and replace the support insulators if any required in one number bus duct(440Volts LV bus ducts) inclusive of cost of consumables and T&P.

Tightness checking of all the rigid joints and flexible joints in one Bus duct.(440Volts LV bus ducts)inclusive of cost of consumables and T&P.

Cleaning of LV bus ducts external surfaces in one bus duct and neutral grounding resistor (440Volts LV bus ducts)inclusive of cost of consumables.

Restoration of all man hole covers after completion of all works in one bus ducts (440Volts LV bus ducts)inclusive of cost of consumables.

Providing earth rod, transporting of ladder, providing ladder to each insulators for climbing on insulator one by one water washing and cleaning of Station transformer-III R, Y & B Phase HT / LT bushing, neutral bushing , Lighting arrestors, Transformer top surface and all support insulators

KANDASAMY ENGINEERING WORKS