Koronadal Water District Tender

Description Description Set No.1 Set No.2 Set No.3 Number Of Units 1 1 1 Pump Specifications Minimum Capacity At Design Head, Lps (gpm) 3.5 (55.48) 5 (79.25) 25 (396.26) Total Design Head (tdh), M (ft) 102 (335) 73 (240) 64 (210) Minimum Pump Laboratory Efficiency At Design Head (exclusive Of Pump Column Friction), % 70 70 70 Design Speed, Rpm 3400 ~ 3600 3400 ~ 3600 3400 ~ 3600 Motor Specifications Motor Rating, Hp (kw) 5 (3.73) 10 (7.5) 30 (22) Phase, Φ 3 3 3 Submersible Cable Specifications Cable Length, M (ft) 14 (46) 70 (230) 70 (230) Wire Size, Mm2 3.5 14 38 Motor Controller Specifications Refer To 1.c N/a N/a A. Pump - There Shall Be No Point Within The Operating Range On The Pump Curve Wherein The Required Horsepower Exceeds The Rated Motor Horsepower. In Addition To The Above Requirements, The Design Point Shall Be Located Within The Best Efficiency Range Of The Pump. Efficiency Range Is Within The -5% Of The Pump’s Peak Efficiency. Pump Efficiency Located Outside The -5% Range Of The Peak Efficiency Is Acceptable Provided That The Efficiency Is Higher Than The Required Minimum Pump Efficiency. Pump Element - The Impellers Shall Be Of The Enclosed Or Semi-open Type, Constructed Of Bronze, Cast Iron Or Stainless Steel, Accurately Fitted, Smoothly Finished, And Dynamically Balanced At Normal Pump Speeds. They Shall Have Removable Wearing Rings And Lateral Seal Rings Mounted In Their Companion Cases. The Bowl Cases Shall Be Constructed Of Cast Iron Or Stainless Steel. Pump Bearing Shall Be At Least 2-1/2 Times The Diameter Of The Shaft. The Pump Shaft Shall Be Of 18-8 Stainless Steel. B. Motor – The Motor Shall Be Of Squirrel Cage, Submersible Induction Type, 230v, 3400 ~ 3600rpm, 60hertz Ac. The Motor Shall Be Designed For Continuous Duty Operation And Shall Have A Minimum Service Factor Of 1.15. The Motor Shall Be Water Filled And Shall Incorporate A Mechanical Seal To Restrict Foreign Matter From Entering The Motor. The Thrust Bearings Shall Be Of Ample Capacity To Carry The Weight Of All Rotating Parts Plus The Hydraulic Thrust And Shall Be An Integral Part Of The Driver. It Shall Be Equipped With Expansion Diaphragm To Compensate For Filling Water Expansion/ Contraction Due To Temperature Changes. It Shall Be Fitted With A Permanent Non-corrosive Nameplate On Which All Nema Standard Motor Date Shall Be Stamped Or Engraved In Metric/ English Units. A Duplicate Of The Plate Shall Be Attached To The Discharge Elbow To Afford Ready Identification Of The Installed Submersible Motor. Pull Box For Electrical Purpose Must Be Provided, If Necessary. C. Motor Controller It Shall Meet The Following Operating Requirements: Description Metric (english) Units Type: Variable Frequency Drive (vfd) Hp Rating: 10 Hp Or Higher Phase: 3 Frequency: 60 Hz Speed: 3450-3600 Rpm Voltage Rating: 230 Volts Vfd Specification And Features:  Pre-wired And Tested Set-up In Nema Enclosure Protection  Ul Safety Level Compliance  Capable Of Either Manual Or Automatic Application  Status Indicator Display  Detection Of Underload/ Overload  Trouble Log  Ingress Protection: 20 Or Higher  Includes On-site Programming  Ventilation System: At Least 4 Fans  Built-in Hour Counter  Applicable For Both Single-phase And Three-phase Power Supply With 3 Phase Electrical Load Complete With The Following Accessories:  Main Circuit Breaker, Magnetic Contractor, Overload, Over/underload Voltage, Start/stop Push Button Switch, Hoa Selector Switch, Hour Counter And Frequency, Etc.  At Least Twelve (12) Pieces Terminal Lugs Compatible To Wire Size. D. Submersible Cable – The Contractor Shall Furnish The Submersible Cables Compatible To Required Wire Size Of The Unit With Wire Size Marking On The Outer Insulator. General Condition A. The Pump/ Motor And Accessories Shall Be Brand-new, At Most Three Years Ex-stock. B. Inclusive Of Compatible Splicing Kit And Other Standard Accessories For Each Set. C. All Equipment/ Materials Must Be Brand New. D. Commissioning Is Applicable Only To Set No.1 Of Item 1. It Will Be Conducted At Sitio Datal Fitak, Brgy. Asumption, City Of Koronadal Additional Requirements (compliance Upon Submission Of Bid) A. Must Submit Original Product Catalog / Brochure Of The Units. B. The Manufacturer Should Have Iso 9001:2015 Certificate. Additional Requirements (compliance Upon Delivery) A. Minimum Manufacturer's Warranty Certificate Of One (1) Year. B. Must Have Standard Manufacturer’s Installation Accessories, If Required.