Supply of spares and service for Re commissioning of stand by stream of fly ash evacuation system Nuva system of unit no 1 for AHP I SGTPS MPPGCL Birsinghpur

Filter Bag Material-Nomex Size-Length -88” (2235),I.D.:147.5mm,O.D.:152mm Fabric material:Nomex 100%Aromatic Polyamaide) Design Pressure: 6-7 Kg/cm2, iv) Vacuum:760mm Hg v)Temp.:220˚C vi) Density :550gsm

Filter BagCage, Material-SS-304 Suitable for the bags of 88” long

Blow Pipe Material -SS-304 Each set will comprise of 12Nos. blow pipes of different sizes

Pulse Jet Valve with PilotMake:ASCO ,Air/Inert gas:0-11bar,volt-240/50Hz Pipe size-1/8”

Main door Gasket for bag filter separatorsMaterial-Synthetic Rubber

D.P.Arrangement

Manual Valve20 NB Material:Gun Metal

Check valve 20 NB

Differential Pressure switch

Pressure Gauge range-0-10Kg/cm2

Wire Breaded Hose with clamps size-40NB Design Pressure-21 Kg/cm2 Wire 48X0.3=15Mtr Clamps-48Nos. Material:SS Corrugated Wire ( As per mfg standard)

Transfer Hopper

Top/Bottom Gate Swing Disc valve complete Assembly with actuator Material-Body :MS to IS:2062 Material-Disc:MS to IS 2062,Seat:Alloy Cast steel hardness 250 to 300BHN along with pneumatic actuators and limit switches.

Fluidizing tiles 12”X10” Material-Blue fused alumina (Al2O3 content 82%) Type-Porous Tiles Champers Cut, Bulk Density-2.3gm/cc max. Porosity-30% to 40%, Max. used temp-9000˚C

Vent Valve Assembly

2 ½”- 2way valves complete assembly with actuator Material- Casting-Alloy Cast Iron-Hardness 180-200 BHN Valve seat &Disc-High chrome/steel Cetramic seating face

2 ½”- 3 way valves complete assembly with actuator Material- Casting-Alloy Cast Iron-Hardness 180-200 BHN Valve seat &Disc-High chrome/steel Cetramic seating face

Surge Hopper

Single Stone with frame Stone material: Blue fused alumina (Al2O3 content 82%) Type - Porous Tiles Champers Cut, Bulk Density – 2.3 gm/cc max. Porosity - 30% to 40%, Max. used temp - 9000c Mounted in frame /plenum –SS-304

04 Stones -04 tiles with frame Stone material: Blue fused alumina (Al2O3 content 82%) Mounted in frame /plenum –SS-304-04 tiles with frame

02 Stones -02 tiles with frame Stone material: Blue fused alumina (Al2O3 content 82%) Mounted in frame /plenum –SS-304

Safety valve complete assembly for Surge hopper As per UCC Design

Nuva Feeder Top Bottom Gate Complete Assembly Specifications of Main parts of Assembly: Body : G-3 BHN 180 Gate Seat & Disc : Durite 350 BHN Diffuser Fdr. Shaft : Steel Seat fixing Bolt : MS Compression Sring : SS Cold Drawn Air Cylinder Size : 6 " Bore× 7" Stroke Spring for cylinder : Spring Steel Diffuser Tile : Porous tile ( Make: GRINDWEL NORTON) Diffuser plenum : S.S. 304

Body Fluidizing Tiles 4” wideX48” long with imported SS element & MS bolt for nuva diffuser feeder

Pneumatic Ball Valve

3 way Single Coil solenoid valve (Asco/Rotex/Equivalent)

4 way Solenoid Valve

3/8” Pivot

1/4” Pivot

Spring Load Check Valve

Hose and connector Hose : wire braided hose of 6mm, 8mm, 10mm ,12 mm : 20MTR EachBrass Hose connectors 08 NB,10 NB& 12NB with brass hoseNipple 8mmX8MM,6mmX8 MM,15mmX08mm, & 15mmX10mm ,25 Each connector

Fittings

Pressure feeder outlet Tee Material:Durite/Equivalent Hardness450 BHN

Bend, 90˚300 NB Material:Durite/Equivalent Hardness450 BHN

Bend, 90˚400 NB Material :Durite Equivalent/Hardness450BHN

Coupling assembly

10” TERSG Valve Complete Assembly MOC: Body : G-4 or equivalent Hardness 200-230 BHN, Slide : Alloy cast steel Hardness 200-230 BHN, Shaft : EN8, Bush : Bronze, Seal Strip : Nitrile Rubber, Band Clamp : SS 410/ 416, Cylinder Bracket: M.S., Cylinder : 4” Bore X 6” Stroke standard, Fixing Bolt : Carbon Steel

300NB Butterfly valve with actuator

Supervision Charges for Installation and commissioning for restoration work of stand by stream of fly ash