Standard 1581, Edition 4
Red Line
June 09, 2017
UL 1581

Reference Standard for Electrical Wires, Cables, and Flexible Cords

UL Red Line Edition 4 Published Date: June 09, 2017 Last Revision: December 08, 2017
Summary of Topics s1581_4_sum.html

Summary of Topics:

This revision to ANSI/UL 1581 includes the following change in requirements: ICP Test Method, New 492.8.1, revised 492.2, 492.3, 492.7 - 492.9.

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