1 Scope

1.1 These requirements cover audio and video products intended for use on supply circuits in accordance with the National Electrical Code, NFPA 70.

1.2 These requirements, where applicable, cover:

a)    Audio products and accessories intended for household use and involved with the reproduction or processing of audio signals. Examples of such products include amateur radio products, amplifiers, intercommunicating devices, phonographs, radio clocks, radio-phonographs, radio receivers, record players, tape players, tape recorders, transceivers, tuners, tuner-amplifiers, and similar products.

b)    Video products that are intended for household or commercial use, and that receive signals in ways such as off the air, through a CAT/MATV cable system, from a video-recorded medium, or from image-producing units. Examples of such products are video tape recorders; video-receiving, -processing, -recording, -producing, and -amplification products; television-antenna amplifiers; cable television (CAT) converters; television tuners; television receivers and monitors; television cameras; and similar products.

c)    Auxiliary products and accessories intended for use with audio or video products wherein the auxiliary and accessory products are separate and do not perform the desired function, but are used in addition to or as a supplement to products according to (a) and (b). Examples of such products include character generators, editing controllers, video switches and encoders, CRT degaussers, video tape rewinders, head demagnetizers, tape erasers, and similar products.

d)    Video products intended for entertainment purposes in ordinary locations of health-care facilities.

e)    Cellular telephones and similar transceiving devices used on a vehicle, boat, or the like where the telephone interconnects to the telephone network through a radio transmitter and receiver.

f)    Portable audio or video products of the types described in (a) - (c) and (e) that are intended for use with a marine or any other battery circuit as the power supply means.

1.3 Battery chargers and power supplies, whether portable or for permanent installation and not packaged with or specifically referenced in literature packaged with a product but intended for use with audio or video products, are categorized as battery chargers or power supplies and are not covered by these requirements.

1.4 These requirements do not cover products that are covered by the Standard for Commercial Audio Equipment,UL 813.

1.5 Audio or video products intended for use by children are covered by these requirements, but shall also comply with the applicable requirements in the Standard for Electric Toys,UL 696.

1.6 Video products intended for use at mercantile and banking premises to provide a means of recording holdup attempts or similar activities in the area shall also comply with the applicable requirements in the Standard for Surveillance Camera Units,UL 983.

1.7 Circuits in audio or video products intended to connect directly to a telecommunication network shall comply with the applicable requirements in the Standard for Information Technology Equipment Safety - Part 1: General Requirements, UL 60950-1 or the Standard for Audio/Video, Information and Communication Technology Equipment - Part 1: Safety Requirements, UL 62368-1.

1.8 A separately enclosed non-powered loudspeaker that is not intended for connection to a specific audio amplifying source shall comply with the requirements in the Electronic Industries Association (EIA) Interim Standard IS-33, Recommended Loudspeaker Safety Practices - An Industry Guideline, dated May 1987.

1.9 Deleted

Summary of Topics

This revision to UL 1492 dated May 17, 2019 is being issued to add UL 62368-1 as an alternative to UL 60950-1 in paragraph 1.7.