UL 2344
Standard for Material Lifts

DETAILS
Edition Number:2SCC Approved:--
Edition Date:2010-04-14DOD Approved: --
Price Code:BANSI Approved: 2017-07-14
Type:ulstd

  • SCOPE

    1 Scope

    1.1 These requirements cover manually, electrically and pneumatically powered lifts. They are intended for the lifting and transport of materials and not for the movement or support of people. They are rated 250 volts or less, to be employed in nonhazardous environmental locations in accordance with the National Electrical Code, NFPA 70.

    1.2 This standard does not apply to the following equipment:

    a)    Permanently installed material lifts, serving specific levels of a building and/or fitted with a car;

    b)    Power operated lifting platforms for persons with impaired mobility;

    c)    Mobile elevating work platforms;

    d)    Vehicle lifts (for maintenance); and

    e)    Powered forklift trucks.

  • TABLE OF CONTENTS
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    • Cover
    • Transmittal
    • Table of Contents
      • Body
        • INTRODUCTION
          • 1 Scope
          • 2 Components
          • 3 Undated References
          • 4 Units of Measurement
          • 5 Glossary
          • 6 Lubrication
        • CONSTRUCTION
          • 7 General
          • 8 Materials and Assembly
          • 9 Protection Against Corrosion
          • 10 Shafts, Fillets, Keys, and Splines
          • 11 Drums and Sheaves
            • 11.1 Winding drums
            • 11.2 Traction drums and traction sheaves
            • 11.3 Deflection sheaves
            • 11.4 Transfer drums and directional sheaves
          • 12 Gears
          • 13 Manually Powered Lifts
          • 14 Pneumatically Powered Lifts
        • PERFORMANCE
          • ALL LIFTS
          • 15 Normal-Operation Test
          • 16 Endurance Test
          • 17 Strength Test
          • 18 Wire-Rope Test
          • 19 Load-Limiting Test
            • 19.1 Power-operated lifts
            • 19.2 Manually-operated lifts
          • 20 Speed
          • 21 10-Day Moist Ammonia Test
          • ELECTRICALLY POWERED LIFTS
          • 22 Electrically Powered Lifts
          • PNEUMATICALLY POWERED LIFTS
          • 23 Pneumatically Powered Lifts
            • 23.1 Input-pressure test
            • 23.2 Hydrostatic-pressure test
        • MANUFACTURING AND PRODUCTION TESTS – ELECTRICALLY POWERED MATERIAL LIFTS
          • 24 General
        • MARKING
          • 25 General
        • INSTRUCTIONS
          • 26 Installation and Operating Instructions
    • APPENDIX A