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Standard 1581, Edition 4

Reference Standard for Electrical Wires, Cables, and Flexible Cords

UL CSDS Proposal
Standard 1581, Edition 4 Edition Date: June 18, 2010
Summary of Topics b1581_4_20100618_sum.html

Subject 1581

Bulletin Dated: June 18, 2010

SUMMARY OF TOPICS

The following changes in requirements to the Reference Standard for Electrical Wires, Cables, and Flexible Cords, UL 1581, are being proposed for preliminary review and comment only:

1. For Preliminary Review Only: Reinstatement of the 3-Sided Enclosure for the Cable Flame test

2. For Preliminary Review Only: Reinstatement of Several Physical Properties Tables

3. For Preliminary Review Only: Deletion of Construction Requirements for CPE Insulation for Type RHW from Table 50.34

4. For Preliminary Review Only: Addition of Test Speeds and Deletion of Density Requirements for PE Materials in Tables 50.134 and 50.136

5. For Preliminary Review Only: Revision of Description of Cotton Used in Flame Tests

6. For Preliminary Review Only: Addition of Physical Properties Requirements for PVC/Polyurethane Blend

7. For Preliminary Review Only: Revised Tensile Strength of XL Materials

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