Overhauling Maintenance of Power Transformers including gasket replacement and oil filtration in main plant of CTPS HTPP Kasimpur Aligarh for two years

Amount

Removal & installation of 220 KV/132 KV Transformer bushing.

Proper Cleaning and tightness of 220 KV bushing/11 KV bushing with suitable cleaning agent to restore its shining.

Checking & servicing of Magnetic oil gauge .

Servicing of Marshalling Boxes of HT Transformers.

Cleaning, Checking & Tightening of neutral grounding transformer system of generator/neutral grounding resistance of GT/ ST/ICT

Proper cleaning and painting of various electrical equipment’s transformer yard.

Proper cleaning & painting inside & outside fencing of transformer yard.

Painting letters & numbers over painted surface of various size.

60mm X 10mm X 800Nos

120mm X 20mm X 100 Nos

Removal & reconnection of 220 KV or 132KV top bushing/LA connection.

Draining of Transformer oil up to required level from the main tank of transformer in available Transformer oil barrels/Tank etc.

Centrifuging of Transformer oil using centrifuging machine provided by the Department.

Opening & closing of Inspection cover of HT Transformer.

Removal & reconnection of 220 KV or 132 KV bushing connection with Transformer winding of GT/ST.

Shifting of 220 KV or 132 KV bushing from central store to G.T./S.T. Transformer yard/shifting of damaged bushing from side to the place to be intimated.

Filling of Transformer oil in 220 KV or 132 KV bushing by erecting scaffolding & removal after completion of work.

Arresting oil leakages from HT Transformers by tightening flanges or applying M-seal / putty.

Assistance in Servicing of OLTC operating system of ST/ICT.

Opening & closing of manhole of bus duct of Generator Transformer

Opening & closing of rubber bellow of bus duct.

Cleaning of support insulator/seal of bushing inside bus duct with Petrol/CTC.

Replacement of seal of bushing of ICT/ST.

Removal & installation of support insulators inside Bus duct.

Delinking & re-linking of 6.6 KV bushing of station Transformer from HT cable

Checking of space Heaters inside the Bus duct.

Dismantling / remounting of PRV of Generator Transformer or station Transformer or ICT for its checking or replacement

Dismantling & remounting of Buchholz Relay of Generator Transformer or station Transformer or ICT for checking or replacement.

Dismantling & remounting of surge Relay of Generator Transformer or station Transformer for checking or replacement.

Shifting of filtration plant and storage tank from one transformer yard another.

Shifting of new transformer oil filled drums from central store/any site within Plant to transformer yard/shifting of old Transformer oil filled drum from site to central store or at the assigned site.

Shifting of empty Transformer oil drums from site to ESD DTPS store.

Tightness of the Connection of HV side of the HT Transformer

Tightness of the Connection of the LV side of the HT Transformer

Tightness of the connection of Station Transformer Relay Panels.

Replacement of defective relays, components, Transformers, MCB in Marshaling panel.

Assistance in Testing of Relays.

Replacement of Neutral Bushing or Neutral CT of GT/ST/ICT

Arranging hydra crane for loading, unloading, removal and installation of electrical equipment at ESD DTPS store /220KV switchyard/HT & LT Transformer if hydra crane is not provided by the department.

Replacement of gasket of inspection cover of Power Transformer

Replacement of gaskets of radiator bank and other connecting pipe line, valves etc. for arresting leakage.

Replacement of Neutral bushing & gaskets.

Replacement of HT/LT turret gaskets of HT transformer for arresting oil leakage

Testing of Transformers

Removal & installation of 11 KV LV bushing (Transformer bushing).

Maintenance of Centrifuging Machine

Cleaning and Maintenance of Centrifuging Machine Internal And External Cleaning of Centrifuging machine.

Replacement of filter by new one.

Replacement of heaters

Rectification of control and instrumentation problems of starting panels of centrifuging machine.

Changing of various Gaskets.

Removal of 3 Phase LT motor along with Cooling Fan/ Oil Pump from its foundation and installation after completion of work.

0.37 KW to 1.0 KW

1.1 KW to 1.5 KW

2.2 KW to 3.75 KW

O/H of 3 Phase LT motor (of cooling Fans / Pumps) by shifting, dismantling, assembling & resifting to its foundations for installation.

0.37 KW to 1.0 KW

1.1 KW to 1.5 KW

2.2 KW to 3.75 KW

Repairing of DE/NDE side bearing housing/ Sheet (of cooling Fans / Pumps) by re-metallizing & machining to original size.

0.37 KW to 1.0 KW

1.1 KW to 1.5 KW

2.2 KW to 3.75 KW

Testing of Transformer oil sample including DGA as per IS 1866 from M/s CPRI.

Furan Analysis of Transformer oil sample from M/s CPRI.

M/S SCIENTECS PROCESS CONTROL (BID ID -4963149)