The Subject Of The Order Is The Delivery And Assembly Of A Belt-Panel Type Grate And A Washing Machine With A Conveyor For The Needs Of The Sewage Treatment Plant In Kamie sk With The Following Parameters: 1. Grill Description 1) Belt-And-Panel Type Grating With A Filtering Panel Made Of Plastic, 2) Cleaned With A Rotating Brush And A System Of Self-Cleaning Of Filtering Panels With A System Of Passing Panels 3) Equipped With A Bottom Panel Cleaning System With A Brush 4) Frame Made Of Stainless Steel 5) Housing Made Of Stainless Steel 6) Horizontal And Vertical Belt Deflection Sensors 7) Sewage Level Sensors In Front Of The Screen 8) Control From The Sewage Level In Front Of The Screen 9) Gripper Of Fibrous Elements With Discharge To The Screenings Press 10) Hooks Connected To Panels In The System 11) Filtering Elements Made Of Plastic 12) Adapted To Wastewater Type Of Medium A) Flow - Max 100 M3/Hb) Temperature - 0-50C) Ph - 6-8D) Filtration Gap - 3Mme) Active Width Of The Screen - 400Mmf) Screen Drive - 230/400 V, 50 Hz, N = 0.55 Kwg) Scraper Drive - 230/400 V, 50 Hz, N = 0.25 Kwh) Screen Angle - 850I) Material Version: Filtering Elements - Abs/ Aisi304 Chain - Stainless Steel Aisi 304 Rollers - Stainless Steel Aisi 420 Brush - Rubber Securing Rings - Stainless Steel Aisi 304 Rollers - Stainless Steel Aisi 304 Driven Shaft - E36 Steel Driven Disc - Hardened Steel 3Cr12 Sprocket - Hardened Steel 3Cr12 Drive Shaft Steel E36 Side Plates - Stainless Steel Aisi 304 Bottom Guide - Hardened Steel 3Cr12 Transverse Rail - Hardened Steel 3Cr12j) Grating Completely Passivated By Immersion In An Acid Bath, Additionally Protected With Varnish 2. Press Washer - A Device Used For Washing Out Organic Parts From The Screenings, And Then Pressing. In The First Part Of The Device, The Screenings Are Introduced Into The Rinsing Chamber, In Which Rinsing Nozzles Are Installed Around The Entire Perimeter Of The Perforated Drum, Then The Electrically Driven Shaft Spiral Compresses And Transports The Screenings To The Container. The Device Does Not Need A Hydraulic System, And The Pressing And Crying Process Is Carried Out By 1 Drive In Two Chambers. Technical Data: 1) Installation Angle Adapted To The Projection From The Band-Panel Grate 2) Throughput Min. 1 M3/H 3) Drain Pipes - 2X Dn75 4) Diameter Of The Working Pressing Zone Min. 200Mm 5) Ironing Basket Made Of Trapezoidal Rods Permanently Connected To Each Other With A Clearance Of 2Mm +/- 5%6) Top Rinsing Nozzles Every 450Mm +/- 5%7) U-Shaped Trough With A Thickness Of 2.5Mm +/ - 5%8) Trough, Funnels And Angles Made Of Stainless Steel Aisi316 9) Cover Of The Gutter Made Of Stainless Steel, 2 Mm Thick +/- 5%10) Self-Loading Hopper Made Of Stainless Steel -1 Pcs 11) Spiral A215/245-50X20 Made Of Made Of Special Steel In The Drawn Version, 3 Ribbons.12) Thickness Of The Spiral Band Min. 20Mm +/- 5%13) The Central Shaft Of The Spiral As An Auxiliary Element 14) Required Process Water Pressure - Min. 4 Bar 15) Water Demand Max. 3L/S At 4 Bar Pressure 16) Connection Inch17) Screenings Dry Mass 40-60%18) Volume Reduction From 40 To 70% (Depending On The Amount Of Solids In The Screenings)19) System Of Hermetic Packing Of Screenings Into Bags - So-Called Longopack System Of Endless Bags With A Clamp20) Drive: Motoreducer - Number Of Revolutions - 24 Rpm, Motor Power 2.2 Kw, Power Supply 400V: 2.75 A. 3. Shaftless Vertical Spiral Conveyor For Transporting Screenings From Under The Washing Machine To The Ground Level Data Technical:1) Conveyor Capacity - 3 M3/H +/- 5%2) Conveyor Height - 5500 Mm +/- 5%3) U-Shaped Trough 4) Installation Angle - 900 +/- 5%5) Drains With Outlet To The Channel6) Easily Removable Covers 7) Wear-Resistant Plastic Lining 8) Funnel And Angle Bars Made Of Stainless Steel Aisi3049) Trough And Cover Made Of Stainless Steel Aisi30410) Spiral Made Of Special Abrasion-Resistant Steel 11) Drive: Number Of Revolutions - 18 Rpm. , Motor Power 0.5 Kw, Power Supply 400 V 50 Hz 9.0 A, Protection Class Ip 55 The Grille And The Conveyor Are Controlled By A Programmable Controller Built In The Control Cabinet (Sealed Housing), Which Will Additionally Be Equipped With Overload Switches And A Drive Operating Hours Counter .The Installation Is Equipped With Automatic Lubrication Devices That Allow Continuous Operation Without Operator Intervention For A Period Of 12 Months. The Entire Installation, I.E. The Grille And The Screening Press, Are Equipped With A Winter Package That Allows For Trouble-Free Operation In Winter Conditions Down To -200 C. Implementation Assumptions: 1) The Delivery And Installation Of The Grille Must Be Made Within 3 Months From The Date Of Signing The Contract, With The Proviso That Within 2 Weeks From The Date Of Signing The Contract, The Contractor Will Build A Temporary Device In The Existing Sewer That Will Allow For The Automatic Removal Of Screenings From The Sewage. The Temporary Device Must Have A Gap Of Max. 8 Mm - The Contractor, After Completing The Task, May Dismantle The Temporary Device And Take It From The Site. The Active Surface Of The Grate Is 400 Mm. 3) The Depth Of The Channel Is 710 Mm, And The Channel In Front Of The Entrance To The Pumping Station Has A Built-In Threshold That Should Be Removed If Possible.
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