Red Line
June 20, 2019
UL 1581
UL Red Line
Edition 4
Published Date: June 20, 2019
Last Revision: November 29, 2023
Scope
015810-000000-0000001 Scope
1.1 This standard contains specific details of the conductors, of the insulation, of the jackets and other coverings, and of the methods of sample preparation, of specimen selection and conditioning, and of measurement and calculation that are required in wire and cable standards.
1.2 The requirements for the particular materials, construction, performance, and marking of an individual type of wire, cable, or flexible cord are stated in the standard covering the finished type. They are not part of this reference standard.
1.3 In each case in which an element of this standard does not apply, the standard covering the finished type so states and specifies what does apply.
Summary of Topics s1581_4_sum.htmlSummary of Topics:
This revision to ANSI/UL 1581 dated June 20, 2019 includes the following change in requirements: Revised Table 50.138 for 300°C PFA
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