UL 1389
Outline of Investigation for Plant Oil Extraction Equipment

Edition Number:4SCC Approved:--
Edition Date:2019-01-25DOD Approved: --
Price Code:AANSI Approved: --


    1 Scope

    1.1 This Standard covers commercial and industrial plant oil extraction equipment for installation and use in hazardous (classified) locations. Based on the application, installation is in accordance with the manufacturer's installation instructions and NFPA 70, "National Electrical Code" (NEC), the "International Fire Code" (IFC), NFPA 1, "Fire Code," and NFPA 58 “Liquefied Petroleum Gas Code.”

    1.2 Plant oil extraction equipment includes:

    a)    Preparatory equipment, such as for trimming, deseeding, and drying/curing;

    b)    Extractors, for removing the oil from cannabis and other plants by the use of butane, LPG orpropane solvents (flammable solvents);

    c)    Extraction booths or pods, for enclosing/protecting plant oil extraction equipment; and

    c)    Post-processing equipment, such as vacuum ovens, rotary evaporators, and solventrecovery pumps.

    1.3 This equipment, along with systems involving any combination of this equipment, is used for extracting oils from cannabis and other similar plants as instructed by the manufacturer.

    1.4 The requirements in this standard do not cover the physiological or other attributes or effects that may result from the use of this equipment.

    1.5 This standard does not apply to equipment involving the following risks of ignition:

    a) Exothermic reactions, including self-ignition of dusts.

    b) Mechanically generated sparks (generated intentionally).

    c) Flames and hot gases (including hot particles).

    Note: Equipment is a general term including apparatus, fittings, devices, components, and the like used as a part of, or in connection with, an installation.

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    • Outline Title Page
    • Table of Contents
      • Body
          • 1 Scope
          • 2 Units of Measurement
          • 3 References
          • 4 Components
          • 5 General
          • 6 Containers
          • 7 Pipings and Fittings