Standard 514C, Edition 4
Red Line
December 10, 2014
UL 514C

Standard for Nonmetallic Outlet Boxes, Flush-Device Boxes, and Covers

UL Red Line Edition 4 Published Date: December 10, 2014 Last Revision: April 26, 2024

Summary of Topics s0514c_4_sum.html

Summary of Topics

The revisions dated December 10, 2014 were issued to incorporate the following:

• Correlation of RTI Requirements for Polymeric Box Extenders.

• Revisions to Section 53, Resistance to Ultraviolet Light and Water, by Adding an Option for Xenon-Arc Method.

• Revisions to Improve the Correlation of Fixture/Luminaire and Ceiling Suspended Fan Support Requirements Between UL 514C and the Standard for Metallic Outlet Boxes, UL 514A.

• Revisions to Improve the Correlation of Floor Box Requirements Between UL 514C and the Standard for Metallic Outlet Boxes, UL 514A.

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