Tenders Are Invited For Delivery By Purchase Of Two Electric Pump Units Complete With Control Panel

The Subject Of The Order Includes The Supply Of Two Factory-New, Unused And Non-Recycled Horizontal Multi-Stage Electric Pump Units For Transporting Drinking Water, Complete With An Electric Control Panel, A Common Frame, A Connector, A Connector Guard, The Necessary Sensors And Accessories, Technical Documentation, Adjustment, Commissioning And Training Of The Employers Personnel.Terms Of Employment And Joining:Working Fluid - Drinking Water, Without Abrasive And Fibrous Impurities; The Materials In Contact With The Water Are Suitable For The Applicationinstallation - Horizontal Pump Unit On A Common Steel Framerated Power Supply - 3 × 400 V, 50 Hzsuction Flange - Dn 200, Flange Connection According To Applicable Standardpush-In Flange - Dn 125, Flange Connection According To Applicable Standardmaximum Dimensions Of The Unit On The Frame - L/W/H: 1800/750/345 Mmplace Of Delivery - Free Warehouse Of The Assignor: City Of Petrich, Oborishte Street No. 6Minimum Technical Requirements For The Pumping Unittype - Horizontal Multistage Centrifugal Pumpoperating Point - Q = 66 L/S At H = 90 Mmaximum Flow Rate - Not Less Than 56.9 L/Smaximum Head - Not Less Than 106 Mrpm - Approx 1500 Min⁻¹ At 50 Hzengine Power - Up To 90 Kw; To Provide Overload-Free Operation Throughout The Claimed Operating Rangepower Consumption At The Operating Point - Not More Than 77 Kwhydraulic Efficiency - Mei ≥ 0.40 When The Product Falls Within The Scope Of Regulation (Eu) No. 547/2012Electric Motor - Three-Phase Asynchronous, Protection Class Minimum Ip55, Insulation Class Minimum F, Suitable For Control With Soft Starterseal - A Mechanical Seal Suitable For Potable Water And Operating Pressures And Temperaturesperformance - Pump And Motor On Common Frame, Factory Centered, With Coupling And Guardcavitation Curves And Reserve - To Present Q–H, Efficiency, Power And Npshr; The Available Npsh Of The Plant Must Be Greater Than The Required Npsh Of The Proposed Pump With Adequate Engineering Margin