UL 2996
Outline of Investigation for In-Ground Boxes

DETAILS
Edition Number:1SCC Approved:--
Edition Date:2016-10-07DOD Approved: --
Price Code:AANSI Approved: --
Type:outline

  • SCOPE

    1 Scope

    1.1 This outline of investigation covers in-ground boxes with integral electrical enclosure(s) for housing wiring devices connected to a branch circuit. The unit is intended to be installed outdoors and in the ground. The unit provides access to one or more receptacle outlets and is intended to be installed in accordance with the National Electrical Code, NFPA 70, the NEC.

    1.2 This outline does not cover in-ground boxes for use in hazardous locations as defined in the National Electrical Code, NFPA 70.

  • TABLE OF CONTENTS
    Expand All

    • Outline Title Page
    • Table of Contents
      • Body
        • INTRODUCTION
          • 1 Scope
          • 2 Normative References
          • 3 Glossary
          • 4 General Requirements
        • CONSTRUCTION
          • 5 General
        • PERFORMANCE
          • 6 Performance Electrical Enclosures
            • 6.1 Volume verification test
            • 6.2 Dielectric voltage withstand
            • 6.3 Water absorption
            • 6.4 Flammability
            • 6.5 Electrical enclosures of an in-ground box
            • 6.6 Mold stress
            • 6.7 Resistance to crushing
            • 6.8 Resistance to Impact
            • 6.9 Threaded or Unthreaded Holes for Screws in Molded Bosses
          • 7 Performance In-Ground Box
            • 7.1 Environmental tests
            • 7.2 Structural load tests on full-size products
            • 7.3 Static friction test
          • 8 Performance In-Ground Box, Electrical Enclosure Assembly
            • 8.1 Resistance to ultraviolet light and water
            • 8.2 Pressure test
            • 8.3 Icing
            • 8.4 Gasket tests
          • 9 Marking
          • 10 Use and Installation Instructions