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UL 797A

Standard for Electrical Metallic Tubing - Aluminum

UL CSDS Proposal Edition 3 Published Date: August 14, 2013 Last Revision: January 20, 2017

Scope

ul-797a.3

Electrical Metallic Tubing - Aluminum and Stainless Steel

UL 797A

1 Scope

1.1 These requirements cover aluminum and stainless steel electrical metallic tubing (EMT) and elbows in trade sizes 3/8 - 4 (12 - 103) for use as a metal raceway for the installation of wires and cables in accordance with the National Electrical Code. The values in parentheses are metric designators of tubing.

1.2 Tubing provided with an exterior coating of zinc or a zinc-based, nonmetallic, or other alternate corrosion-resistant material and an interior coating of an organic or zinc material, is covered by the Standard for Electrical Metallic Tubing - Steel, UL 797.

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Summary of Topics b0797a_3_20130814_sum.html

Subject 797A

Bulletin Dated: August 14, 2013

SUMMARY OF TOPICS

The following changes in requirements to the Standard for Electrical Metallic Tubing - Aluminum, UL 797A, are being proposed for preliminary review and comment only:

1. For Preliminary Review Only: Proposed Third Edition of UL 797A, Electrical Metallic Tubing - Aluminum and Stainless Steel, that Includes New Requirements for Stainless Steel Tubing

Back to Standard 797A, Edition 3

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