Tenders Are Invited For Construction Of A Water Pumping Station In Rakówka

1. The Subject Of The Order Is The Construction Of A Zone Pumping Plant That Increases The Pressure On The Existing Water Supply Network Along With The Necessary Pipelines On The Suction And Discharge Side. (Suction And Discharge) Connecting The Designed Pumping Plant With The Existing Water Supply Network; C) Execution Of The Internal And External Electrical Installations For The Supply Of Underground Water Pumping Pump; 2500; B) Performance For Living And Economic Purposes: Qmax Byt. = 20.0 M3/H; C) Efficiency For Fire Purposes: Qpaż. = 36 M3/H + 15% Qmax Byt; D) Minimum Capacity Qmin. = 1 M3/H; E) Maximum Pressure Behind The Set: Hmax. = 5.8 Bar; F) Inflow Pressure: 3.0 Bar; G) Power Supply From The Existing Water Supply Network; H) Pressed Liquid: Clean Water, Without Pollution (Without Solid And Long -Haired Particles), Chemically Non -Aggressive; I) System 3 Pumps (Without A Reserve Pump); A Arrangement Of 2 Pumps For Domestic Purposes + 1 Pump For Fire Purposes Is Permissible. 3) Equipment Of The Mechanical System Of The Pump Kit: A) Fittings On Pump Suction-Shut-Off Dampers; B) Fittings On Pressing Pumps-Cuts, Check Valves; C) Ssa Collector Pn10 And Transmission Pn10 With Stainless Steel; D) Min. 1 Pcs 2 Pcs. 4) Pumping Station Automation: A) Control Using A Microprocessor Controller Cooperating With A Colorful Operator Panel (Min. 7 ) Via Analog Signals (4-20 Ma) B) The Pump Set Should Have:-Short-Circuit And Thermal Protection;-Securing Against The Increase In Pressure At The Output Above 0.6 Mpa Powering And Control Of The Pump Kit Mounted On The Frame Frame, On A Separate Bracket Or Free-Standing, Made Of Metal, Powder Painted, Having A Degree Of Protection Not Less Than Ip 54, Equipped:-Plc Perborator Equipped With Modbus Tcp/Rtu Communication Ports, Which Through Analogue Signals (4-20 Ma) Controls Many Frequency Converters (4-20 Ma) (Control Via Analog Signals Gives The Possibility Of Connecting Any Inverter);-Colorful 7 Colorful Operator Panel Equipped With Vnc Cooperating With Vpn Tunnels With The Possibility Of Remote Control Of The Panel Via A Computer/Smartphone; -Router Equipped With Vpn Tunnels Enabling Remote Diagnosis Of Control (Pounding To The Plc And Panel) Control Via Vnc Operator Panel;-Vpn Tuneles Must Be Encrypted Min. 256 Bit;-Frequencies With The Possibility Of Their Manual Switching On The Local Panel (In The Event Of A Controller Failure)-3 Pcs;-Main Disconnector;-Power Phase Control: Voltage Drop, Asymmetry, Phase Order,;-Pressure Control: Pressure Transducer;-Pressure Pressure Control Shut-Off Dampers, On The Water Supply Network (Water Pressure Measurement Should Take Place Continuously, And Its Measured Value, Which Is One Of The Criteria For Switching On The Pump Kit, Should Be Made Available To The User);-Power Signaling, Pump Operation;--0-R For Each Pump; Hopeless;-Leaning The Needs Of The Pumping Station (External/Internal Lighting, Dehumidifier, Fan, 230.24 Vac Sockets, Heating);-Adjustable Hygrostat I