Tenders Are Invited For Modernization Of The Water Treatment Plant In Zaręby Bolędy

As Part Of The Investment, It Is Planned To Modernize The Water Treatment Station In Zaręby Bolędy. The Scope Of The Reconstruction Includes: - Replacement Of Submersible Pump Pipelines Along The Existing Routes Between The Deep Wells And The Technological System; - Installation Of Hydrostatic And Conductometric Probes In The Wells To Protect The Pumps Against Dry Running And Visualization Of The Water Level; - Replacement Of The Cables Supplying The Submersible Pumps Between The Control Cabinet And Intermediate Boxes In Housings, Including Replacement Of These Boxes; - Installation Of Control Cables For Probes In Deep Wells; - Disassembly And Cleaning Of Existing Vents On Filters And Aerators; - Installation Of A Manual Venting System For Filters And Aerators And Re-Assembly Of Existing Vents; - Removal Of Existing Vents From Filters Filter Beds; - Filling Filters With Beds: 1St Stage: Supporting Layer Quartz Bed 5-10Mm Layer Thickness - 10Cm Quartz Bed 4-8 Layer Thickness - 10Cm Quartz Bed 2-4 Layer Thickness - 10Cm Proper Layer Chalcedonite Bed 0.8-2.0 Layer Thickness - 120Cmii Degree: Supporting Layer As For First-Stage Filters Proper Layer Braunstein Bed 0.5-2.0 Layer Thickness - 50Cm Quartz Bed 0.8-1.5 Layer Thickness - 70Cm Supervision Over Working Of The Beds To Obtain Optimal Parameters Of Raw Water Treatment ; - Delivery And Installation Of Two Oil-Free Piston Compressors On Tanks With The Following Parameters: Q=16.4M3/H, P=9.0Bar, Ns=2.4Kw, V=250L (Kaeser Kct 401-250St); - Supplying The Compressors; - Automation Of The Condensate Drain From The Compressor Tanks And The Filter-Reducer, Controlling The Throttles In The Compressed Air Switching Station; - Installation Of The Inverter On The Rinsing Pump And The Softstarter On The Air Blower; Installation Of The Pp Inverter And The Dp Softstarter, Installation Of Dry-Running Protections For Submersible Pumps, Installation Of Current Paths, Protections And Control Of Compressors, Control Of The Reflux In The Pneumatic Switching Station, Replacement Of The Control Panel, Communication Modem, Router, Sms Modem - Sim Card And Permanent Public Ip Address Will Be Provided By Investor) - Replacement Of The Controller Software For The Operation Of The Water Treatment Plant (Change Of The Algorithm For Controlling The Water And Air Rinsing Of The 1St And 2Nd Degree Filters, Adjusting The Times And Intensity Of Rinsing To The Deposits Used, Ensuring Breaks Between The Damper Cycles, Launching The Visualization On The Operator Panel With The Possibility Of Previewing Via The Internet , Activation Of Sms Notifications, Communication Of The Hydrophore Set With The Visualization System);