UL Standards

1.1 These minimum requirements cover the following types of anhydrous ammonia and liquefied petroleum gas (LP-Gas) valves that are used to control the flow of liquid and/or vapor into and out of containers, or in piping systems between containers, or between containers and utilization equipment, and are for use at temperatures within the range of […]

1.1 These requirements cover the following elevator appliances intended for installation and operation on horizontal and vertically opening hoistway doors and gates and car doors and gates in accordance with the requirements of the Safety Code for Elevators and Escalators, ASME A17.1: a) Hoistway-Door Interlocks (ASME A17.1/CSA B44, Clause 2.12.2), b) Hoistway-Door Electric Contacts c)

1.1 These requirements cover the fllowing elevator apliances intended tor insallation and operation on horizontal and vertically opening hoistway doors and gates and car doors and gates in accordance with the requirements of the Safety Code for Elevators and Escalators, ASME A17.1: a) Hoistway-Door Interlocks (ASME A17.1/CSA B44, Clause 2.12.2)， b) Hoistway-Door Electric Contacts c)

1.1 These requirements cover factory-built chimneys intended for venting gas, liquid, and solid-fuel fired residential-type appliances and building heating appliances in which the maximum continuous flue-gas outlet temperatures do not exceed 1000°F (538°C). Factory-built chimneys are intended for installation in accordance with the Standard for Chimneys, Fireplaces, Vents, and Solid-Fuel Burning Appliances, NFPA 21 1

1 .1 These requirements cover individually enclosed air switches, rated 4000 A or less at 600 V or less,having all current-carrying parts enclosed, manually operable by means of external handles, and intended to be employed in accordance with the national installation codes listed in Annex A, Ref. No. 1 . 1 .2 As used in

1 .1 These requirements cover lightning protection components for use in the installation of complete systems of lightning protection on buildings and structures. 1 .2 These requirements do not cover the installation of lightning protection components. Products of this type are covered by the Standard for Installation Requirements for Lightning Protection Systems, UL 96A,and the

1 .1 These requirements cover tests for flammability of polymeric materials used for parts in devices and appliances. They are intended to serve as a preliminary indication of their acceptability with respect to flammability for a particular application. 1 .2 The methods described in this Standard involve standard size specimens and are intended to be

1.1 These requirements cover hose with or without couplings attached, in sizes of 3/8 inch (9.5 mm) up to and including a nominal internal diameter of 1-1/2 inches (38.1  mm) for use on portable, wheeled, and stationary fire extinguishers, booster hose on fire apparatus, and noncollapsible hose on standpipe or hose systems as pemitted by

1 .1 These requirements apply to power-operated dispensing devices for petroleum products such as gasoline for use as motor fuel. Requirements for the installation and use of these dispensing devices are included in the Automotive and Marine Service Station Code, NFPA 30A, and the National Electrical Code, NFPA 70. 1 .2 These requirements apply to

This Standard specifies the requirements for 600 V single-conductor, thermoplastic-insulated wires and cables, for use as follows: a) In Canada, in accordance with CSA C22.1, Canadian Electrical Code (CE Code), Part I; b) In Mexico, in accordance with NOM-001-SEDE, Standard forElectrical Installations; and c) In the United States, in accordance with ANSI/NFPA 70, National Electrical