UL 1486
Standard for Quick Opening Devices for Dry Pipe Valves for Fire Protection Service

DETAILS
Edition Number:3SCC Approved:--
Edition Date:2004-01-08DOD Approved: --
Price Code:AANSI Approved: 2018-07-13
Type:ulstd

  • SCOPE

    1 Scope

    1.1 This standard covers quick opening devices intended for attachment to dry pipe valves to reduce the time delay in operation of the valve following opening of one or more sprinklers. The quick opening devices consist of accelerators and exhausters for use with a specific dry pipe valve design.

    1.2 The products covered by this standard are intended for use in fire protection service as outlined by the Standard for Installation of Sprinkler Systems, NFPA 13.

  • TABLE OF CONTENTS
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    • Cover
    • Transmittal
    • Table of Contents
    • UL Foreword
      • Body
        • INTRODUCTION
          • 1 Scope
          • 2 Units of Measurement
          • 3 Components
          • 4 Undated References
        • CONSTRUCTION
          • 5 General
        • PERFORMANCE
          • 6 General
          • 7 Elastomeric Parts (Except Gaskets) Test
          • 8 10-Day Moist Ammonia Air Stress Cracking Test
          • 9 Operation Tests
            • 9.1 Quick opening devices
            • 9.2 Accelerator and dry pipe valve combination
          • 10 Restricted Orifice Test
          • 11 Leakage Test
          • 12 Hydrostatic Pressure Test
        • MANUFACTURING AND PRODUCTION TESTS
          • 13 Leakage Test
          • 14 Restricted Orifice Test
        • MARKING
          • 15 General
        • INSTALLATION INSTRUCTIONS
          • 16 General