Revision to UL 1581, Reference Standard for Electrical Wires, Cables, and Flexible Cords

cablesUL has released the fourth edition of UL 1581, the reference standard for electrical wires, cables, and flexible cords. This new edition includes revisions to Table 47.1. The latest edition can be purchased on UL’s website.


“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.”

*Description from the UL Standards Sale website.

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