STANDARD FOR SAFETY Armored Cable

基础信息

标准简介

UL4 STANDARD FOR SAFETY Armored Cablescope1.1 These requirements cover interlocked steel or aluminum armored cables that contain 2,3, or 4,14-1 AWG insulated circuit conductors with or without grounding conductors and are for use as Type ACArmored Cable in accordance with Article 320 and other applicable parts of the National Electrical Code(NEC),ANSI/NFPA70.1.2 These requirements cover cables for use at potentials of 600 v or less and at temperatures that arenot higher than 75°C (167°F) for Type ACTH, or 90°C (194°F) for Types ACHH and ACTHH, dependingupon the temperature rating of the insulated conductors used. Cables with aluminum armor are suitableonly for use with connectors other than the direct-bearing set-screw type and only in alternating-currentcircuits.2References2.1 Any undated reference to a code or standard appearing in the requirements of this standard shall beinterpreted as referring to the latest edition of that code or standard.2.2Wherever the designation" UL 1581" is used in this wire standard, reference is to be made to thedesignated part(s) of the Reference Standard for Electrical Wires, Cables, and Flexible Cords (UL 1581).2.3 Wherever the designation of "UL 2

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