Overhauling Of Generator Equipments Of 200Mw Unit No. 9Th, Btps Obra- 1 Following Works Shall Be Carried Out On Generator During O / H Of Unit No.09 2 O / H & Preventive Maintenance Of 15.75Kv Bus Duct Inside T.G.Hall: 3 Double Coat Painting Work I, obra-Uttar Pradesh

Overhauling Of Generator Equipments Of 200Mw Unit No. 9Th, Btps Obra- 1 Following Works Shall Be Carried Out On Generator During O / H Of Unit No.09 2 O / H & Preventive Maintenance Of 15.75Kv Bus Duct Inside T.G.Hall: 3 Double Coat Painting Work In Bus Duct From General To A-Axis Of The Turbine Hall ( Phase & Neutral Side ) With Structure. 4 Double Coat Painting Work In Neutral Grounding Transformer With Reactor And Fencing. 5 Double Coat Painting Work In P. T. Cubical Box And Its Duct. 6 Cleaning & Painting Work Of Generator Stator Of Unit No.09Th ( Approx. Area 170 Sq.M. ) 7 Painting And Cleaningwork Of Seal Oil System ( Including Damper Tank, & All Associated Pipelines ) , Expansion Tank ( Including All Associated Pipelines ) , Gas System ( Including All Associated Pipelines ) ( Approx. Area 300 Sq.M. ) 8 O / H Work Of Gen. P.T. Cubicle Protection Metering & Auxiliary Pt Cubical Of R, Y, & B Phases: 9 O / H Work Of Earthing Transformer & Neutral Grounding Reactors: 10 O.H. And Hydraulic Testing Of Seal Oil Coolers In Unit No.09. 11 Decoupling, Removal, Remounting Alignment And Coupling Of Ac / Dc Seal Oil Pumps. 12 Attending Leakage Of Oil From Ac / Dc Seal Oil Pumps Including Replacement Of Seal If Required. 13 Maintenance And Greasing Of Bearings In A.C. Seal Oil Pump Inunit No. 9 14 H2 Gas Purging &Recharging. 15 Reconditioning Of All 15.75Kv Bus Duct Perplex Containers In Unit No.9 16 Monitoring And Maintaining The Level Of Hydraulic Seal Oil Tank Round The Clock Manually By Opening And Closing The Adjacent Valve After Float Valve ( When Required ) From Charging Of Gen Seal Till Completion Of Overhauling Work. 17 Normalizing Seal Oil System And Draining Oil From Gen. Casing And Hydraulic Seal Oil Tank Round The Clock ( When Required ) From Charging Of Gen Seal Till Completion Of Overhauling Work. 18 Repair Of Cooling Pipe Circuit Of Mechanical Seal Of Ac Seal Oil Pump 19 Repairing & Installation Of Covered Shed In Unit No. 09 Around Slipring 20 Fabrication And Installation Of Ladder From 0M To 8M Cable Trench. 21 Repairing Of Fencing Around Earthing Transformer And Ngr. 22 Repairing Of Fencing Around 15.75 Bus Duct Excitation Cable Portion At Zero Meter Near Ngr Of Unit No. 09

INR 296 /-

INR 5500.0 /-

INR 2.69 Lakhs /-

Name of Work: Overhauling of Generator equipment’s of 200MW Unit no. 9th, BTPS Obra

Sl. No.	Item Description
1	Following works shall be carried out on Generator during O/H of unit no.09
2	O/H & preventive maintenance of 15.75KV bus duct inside T.G.hall:
3	Double coat painting work in Bus duct from general to a-axis of the turbine hall (phase & neutral side) with structure.
4	Double coat painting work in Neutral grounding transformer with reactor and fencing.
5	Double coat painting work in P. T. cubical box and its duct.
6	Cleaning & painting work of Generator stator of unit no.09th (Approx. area 170 Sq.M.)
7	Painting and Cleaningwork of Seal oil system (including Damper Tank, & all associated pipelines), expansion tank (including all associated pipelines), Gas system (including all associated pipelines) (Approx. area 300 Sq.M.)
8	O/H work of Gen. P.T. cubicle protection metering & auxiliary PT cubical of R, Y, & B phases:
9	O/H work of earthing transformer & neutral grounding reactors:
10	O.H. and hydraulic testing of seal oil coolers in unit no.09.
11	Decoupling, removal, remounting alignment and coupling of AC/DC seal oil pumps.
12	Attending leakage of oil from AC/DC seal oil pumps including replacement of seal if required.
13	Maintenance and greasing of bearings in A.C. seal oil pump inunit no. 9
14	H2 Gas purging &recharging.
15	Reconditioning of all 15.75kv bus duct perplex containers in Unit No.9
16	Monitoring and maintaining the level of hydraulic seal oil tank round the clock manually by opening and closing the adjacent valve after float valve (when required) from charging of Gen seal till completion of overhauling work.
17	Normalizing seal oil system and draining oil from Gen. casing and hydraulic seal oil tank round the clock (when required) from charging of Gen seal till completion of overhauling work.
18	Repair of cooling pipe circuit of mechanical seal of AC Seal oil pump
19	Repairing & Installation of covered shed in unit no. 09 around slipring
20	Fabrication and installation of ladder from 0m to 8m cable trench.
21	Repairing of fencing around earthing transformer and NGR.
22	Repairing of fencing around 15.75 bus duct excitation cable portion at zero meter near NGR of Unit no. 09