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Standard 515A, Edition 2

UL LLC Outline of Investigation for Electrical Resistance Trace Heating and Associated Controls for Use In Sprinkler and Standpipe Systems

UL Outline © 2017 UL LLC
515A, Edition 2 Edition Date: April 24, 2019 $225.00-$250.00
Summary of Topics o0515a_2_sum.html

Summary of Topics

This Second Issue of the Outline of Investigation for Electrical Resistance Trace Heating and Associated Controls for Use In Sprinkler and Standpipe Systems, UL 515A, is being issued to clarify that the performance requirements of IEEE 515.1-2012 are used to evaluate trace heating for this application.

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