UL 448
Standard for Centrifugal Stationary Pumps for Fire-Protection Service

DETAILS
Edition Number:10SCC Approved:--
Edition Date:2007-06-08DOD Approved: --
Price Code:AANSI Approved: 2016-02-03
Type:ulstd

  • SCOPE

    1 Scope

    1.1 These requirements cover centrifugal fire pumps intended for use in water-supply systems for fire-protection service.

    1.2 The pumps covered by these requirements are intended for installation and use in accordance with the Standard for the Installation of Stationary Pumps for Fire Protection, NFPA 20.

  • TABLE OF CONTENTS
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    • Cover
    • Transmittal
    • Table of Contents
      • Body
        • INTRODUCTION
          • 1 Scope
          • 2 Components
          • 3 Units of Measurement
          • 4 Undated References
          • 5 Glossary
        • CONSTRUCTION
          • ALL PUMPS
          • 6 General
          • SPLIT-CASE, END-SUCTION, IN-LINE, AND MULTISTAGE MULTIPORT PUMPS
          • 7 Pump Casings
          • 8 Impellers, Rings, and Other Internal Components
          • 9 Sleeve Bearings
          • 10 Ball and Roller Bearings
          • 11 Shaft Seals
          • VERTICAL-TURBINE PUMPS
          • 12 Pump Discharge Heads
          • 13 Pump Columns
          • 14 Suction Vessels
          • 15 Bowl Assemblies
          • 16 Impellers
          • 17 Impeller Shafts
          • 18 Line Shafts
          • 19 Line-Shaft Couplings
          • 20 Line-Shaft Bearings
          • 21 Shaft-Enclosing Tubing
          • 22 Oil Lubricating Means for Enclosed Shafts
          • 23 Suction Strainers
        • PERFORMANCE
          • 24 Operation Test
          • 25 Endurance Test
          • 26 Hydrostatic Strength Tests
        • MANUFACTURING AND PRODUCTION TESTS
          • 27 General
        • MARKING
          • 28 General