08/UJVNL/EE (M G)/KPS/2024-25

Amount

Pre-shutdown Survey

Dewatering of machine (Arrangement of divers shall be in the scope of contactor)

Dismantling of the Machine.

Post –Dismantling Inspection, Testing , Measurement and Analysis

Repair of Runner Blades

Repair of Guide Vane

Repair, re-babitting, DP test and Ultrasonic test of GGB, TGB and Thrust Bearing Pads

Repair of Guide Vane Bearing body assemblies

Repair of Runner Hub

Repairing of Runner cone

Repair of Runner Chamber

Repair of Top Cover

Repair of Guide Vanes Servo Motor

Repair of Regulating Ring

Repair of Governing System & OPU system

Compatible OPU pump motor starter control panel as specified above suitable for following HP of motor 40 HP motor panel.(as per technical specification)

Repairing and overhauling electronic solonide valve(ESV)

Repairing of Upper bracket and turbine pit cover

Repairing and overhauling of oil header

Repairing of clean water system(stainers)

Repairing of Penstock drain valve and Draft tube drain valve

Automation of pre-installed weda pump

Repair of Turbine Shaft assembly

Repair of Pivot Ring

Pressure grouting of draft tube

Overhauling of Generator Stator, Pilot stator, Main Excitor Assembly

Providing and replacement Complete wedges in for Slot 100 No

Fixing of New Carbon Brushes Grade EGOR

ELCID testing, Wedge Deflection Tests after replacement of new wedges

a) Over Voltage Test

b) DC High Voltage Test

c) AC High Voltage Test

d) Partial Discharge Test

e) Tan Delta and Tan Delta Tip Up

f) Capacitance and Capacitance increment

g) Partial Discharge Test inception voltage

Rewinding of PMG rotor pole -32 No.

ITC (Installation Testing and comissioning) of braking& jacking system panel with all accessories

ITC (Installation Testing and comissioning) NGT transformer rating: 6.6kV/110 V ,20 kVA, register- 0.289 ohm & rated current continuous 220 Amp

Dismantling, cleaning, repairing & reassembly of Generator Stator Water Coolers (08 NO)

Retubing of Generator Water Cooler all 84 copper tubes.

Lagging over cooling pipe line by Class O, Nitride Insulation Closed Cell Sheet, thickness min. 15 mm.

Making of Rotor Pole joint and also replace the copper strip connection in all thrre machine A,B &C

Fixing of multistrand DC copper cable 150 sq mm

Fixing of 100 mm LCD frequency display unit.

Fxing of 100 mm LCD RPM display unit

Fixing of 6.6 kV Post Insulator

Fixing of 11 kV post insulator for bus bar support in Generator & GT side cubical.

Laying of Single core 500 sq mm,6.6 kV power cable from Gen Duct to T/F duct (07 Nos ,200 m each) and fixing the end joint kit and associated work.

Shiting the old power cable after rolling on drum from Cable Gallery to Center Store (07 Nos ,200 m each)

Fixing of diffused LED panel light & strip LED light for lower bracket area.

Copper Plate Earting 600x600x6 mm with 50x5 mm copper strip termination for Gen Transformer

Dismantling of old LA assembly and fixing of new Lightening Arrestor assembly with surge monitor 120 kVA class 3 zinc oxide -03 nos

Overhauling of Stator Air Cooler Cast Steel glove valve: 150 mm

Overhauling of Stator Air Cooler Cast Steel glove valve 100 mm

Overhauling of Stator Air Cooler Cast Steel glove valve 50 mm

Overhauling of AVR (Automatic Voltage Regulator) System along with reheostat

Replacement of Instruments: RTD- Pt-100 with calibration

TSD-150 mm dial , 15 mtr length with calibration

Fixing of Lightning Arrestor 6.6 kV for Generator

Filtration of UAT, Station Ist & IInd and Generator Transformer Oil

Dissolved Gas Analysis (DGA) & Furan test, BDV and Water content of Gen Transformer Oil and UAT, Station Ist & IInd

Painting of UAT, Station Ist & IInd and Generator Transformer

Repairing & Overhauling of Circuit breaker Control Panel

Painting of all metallic parts

Reassembly, Alignment, Leveling & Re-commissioning of the Unit

Testing, Commissioning, Dry Out and Synchronization

Dynamic balancing and vibration testing of machine Vibration testing of machine

Supply of self lubricated bushes upper side for TGB (Make- Throdon)

Supply of self lubricated bushes middle side(Make- Throdon)

Supply of self lubricated bushes bottom side(Make- Throdon)

Supply of self lubricated bushes guide vane linkage(Make- Throdon)

Supply of runner hub MS locking plate and SS cover plate

Supply of SS HT stud with nut of size is M-27 X 90mm ( as per sample)

Supply of Servo motor limit switch (as per sample)

Supply of Brass side-08 nos and bottom pad -08 nos

Supply of Piano wire with attachment

Supply of feed- back mechanism steel wire rope dia -8 mm

Supply of electronic solonide valve(ESV) for 115% over speed tripping( as per sample)

Supply of OPU pump( as per sample)

Supply of NRV for OPU pump (as per sample)

Supply of Governor Limit switch(as per sample)

Supply of OPU NRV limit switch

Supply of CI glow- valve-50mm, (high pressure, 40 kg testing) (as per sample)

Supply of CI glow- valve-25mm, (high pressure, 40 kg testing)

Supply of NRV cup seal/gland seal, make – Neoprene(as per sample)

Supply of ‘O’ Ring and gas kits (as per sample)

Supply of Heavy duty Filter (as per sample)

Supply and fixing Glass/ Acrylic Tubes for oil level indicator/gauge technical scale with limit switch of OPU(as per sample)

Supply of digital techo meter/speed meter 10 mm x 100 mm size, range 0-200 %

Supply of CI globe valve dia 100 mm rising spindle

Supply of GM bushes for oil header

Supply of MS Bucket with wire mesh complete

Supply of CI Gate valve rising spindle 80 mm

Supply of GM vertical NRV dia- 50 mm

Supply of Neoprene air seal for TGB

Supply of Neoprene gland seal for TGB

Supply of New Carbon Brushes Grade EGOR

Supply of braking& jacking double acting system panel with all accessories

Supply NGT transformer rating : 6.6kV/110 V ,20 kVA, register- 0.289 ohm & rated current continuous 220 Amp

Supply of FCB contact coil as per sample

Supply of multistrand DC copper cable 150 sq mm

Supply of 100 mm LCD frequency display unit.

Supply of 100 mm LCD RPM display unit

Supply of 6.6 kv Post Insulator as per sample

Supply of 11 kV post insulator for bus bar support in Generator & GT side cubical.

Supply of Cable clamp complete suitable for 500 sq mm single core cable as per sample

Supply of Heat shrinkable Indoor termination kit for Single core cable ,500 sq mm, 11kV(E)

Supply of diffused LED panel light & strip LED light for lower bracket area.

Providing of Lightning Arrestor 6.6 kV for Generator

Supply of Lightening Arrestor assembly with surge monitor 120 kVA class 3 zinc oxide

Supply of Cup seal (LV bushing) as per sample

Supply of HV Bushing 132 kV

Supply of LV bushing 6.6 kV

Supply of OTI and WTI

Supply of Generator Transformer Inlet Outlet valve as per sample

Field Testing & Maintenance of unit protection Relay Panel (Numerical Relays generator & transformer protection.)(as per scope of work)

Generator Testing (as per scope of work)

Intake gate control panel field testing.(as per scope of work)

Generator Transformer testing (as per scope of work)

UAT Testing (as per scope of work)

Earth resistance testing(as per scope of work)

Unit circuit Breaker testing (as per scope of work)

LBB testing(as per scope of work)

Governor testing speed 115%,165% and gate testing

DC earth fault testing (as per scope of work)

Multitech Engineers (BID ID -340783)