UL Standards

These requirements cover electrically operated single and multiple station smoke alarms intended for open area protection in indoor locations and portable smoke alarms used as “travel” alarms in accordance with: a) National Fire Alarm and Signaling Code, NFPA 72; b) Standard for Recreational Vehicles, NFPA 501C, for smoke alarms intended for use in recreational vehicles; […]

1.1 This standard covers rubber gasketed ftings intended for assembling sections of pipe in fire protection systems, for example, couplings to attach pipe sections end to end, and side outlets to attach pipe sections at right angles. 1.2 The products covered by this standard are intended for use in fire protection service as outined by

1.1 These requirements cover the performance of pipe hanger equipment for use in supporting piping employed in sprinkler systems, water-spray systems, and other piping systems used for fire-protection service. 1.2 Requirements for the installation of pipe hangers and auxiliary equipment and limitations for use of specific sizes of hangers and pipe are included in the

1 .1 These requirements cover wiring systems for use in outdoor locations, field-installed wiring assemblies using off-site manufactured subassemblies for branch circuits, remote-control circuits, signaling circuits, and communication circuits in accessible areas. The products covered under this standard are to be installed in accordance with Article 604 of the National Electrical Code, ANSI/NFPA 70.

1.1 These requirements apply to materials for the fabrication of air duct and air connector systems for use in accordance with the International Mechanical Code (IMC), International Residential Code (IRC), and Uniform Mechanical Code (UMC), Standards of the National Fire Protection Association for the Installation of Air-Conditioning and Ventilating Systems, NFPA No. 90A, and the

These requirements cover the construction and performance requirements of mechanical and electrical liquid-level gauges for use on vented atmospheric tanks intended primarily for the storage and supply of heating fuel for oil burning equipment, or alternately for the storage of diesel fuels for compression ignition engines and motor oils (new or used) for automotive service

1.1 These requirements cower portable luminaires and subassemblies whose primary function is task or ambient ilumination. These products are intended for use in accordance with the National Electrical Code, ANSI/NFPA 70. 1.2 These requirements cover portable luminaires intended for connection to a nominal 120-olt, 15- or 20- ampere branch circuit, by means of an atachment

1.1 These requirements cover portable luminaires and subassemblies whose primary function is task or ambient llumination. These products are intended for use in accordance with the National Electrical Code,ANSINFPA 70. 1.2 These requirements cover portable luminaires intended for connection to a nominal 120-volt, 15- or 20-ampere branch circuit, by means of an attachment plug, a

1.1 These requirements cover steel primary, secondary and diked type atmospheric storage tanks intended for the storage of noncorrosive, stable flammable and combustible liquids with a specific gravity (spg) not exceeding 1.0 in aboveground applications, except for tanks storing liquids with a specific gravity that exceeds 1.0, covered in Section 12. 1.2 Each tank type