Tenders Are Invited For Construction Of A Sewage Treatment Plant For The Zsckr In Studzieniec - Purchase Of ... in Poland

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2. Part I: Purchase Of A Tank For A Sewage Treatment Plant. Sewage Treatment Technology - Rotating Biological Bed (Change Of Technology Is Not Allowed). Monolithic Tank Made Of Grp Or Stainless Steel, Equipped With Low-Speed Gear Motors (The Use Of Sewage Treatment Plants Equipped With Compressors Is Prohibited) With An Integrated Settling Tank Primary And Secondary. Concrete Tanks Are Not Allowed Due To Corrosion And The Possibility Of Leakage. Maximum Power Installed Devices In The Sewage Treatment Plant - Max 370W, Low-Speed Gear Motor And Recirculation Pump. Maximum Construction Area Of ​​The Sewage Treatment Plant 20 M2 - For One Tank. Maximum Amount Of Sewage Per Day: Up To 30 M3/Dmaximum Amount Of Pe: Up To 150 Pe Maximum Daily Load Of Bod5: Min 9 Kg Bod5/Ddosing System Sewage: Yesminimum Load: 10-30% Power Supply: Three-Phase Current At Full Load: 1.7Apower Of The Engine Driving The Bed: Max 370 Wpower Of The Sludge Return Pump: Max 240Wbuilding Area: Up To 20 Sq Mminimum Capacity Of The Primary Settling Tank: Min. 18 M3minimum Capacity Of The Secondary Settling Tank : Min. 9M3minimum Degree Of Purification: Bod5: 95.6%, Chztcr: 87.3%, Suspension: 96.0% In Case Of Doubts As To The Equivalence Of The Substitutes/Equipment Or Equivalent Materials Proposed In The Offer, The Ordering Party, In Consultation With The Designer At The Offer Examination Stage, May Require Demonstration (Documentation) Of Equivalence. For This Purpose, The Contractor May Request That The Contractor Present Such Documents As: Manufacturers Catalogues, Drawings, Operating Instructions. In Particular, Devices Or Equivalent Materials Will Be Assessed In Terms Of The Technology, Materials And Size Used.

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