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Standard 412, Edition 5

Standard for Refrigeration Unit Coolers

UL CSDS Proposal
Standard 412, Edition 5 Edition Date: March 15, 2012
Summary of Topics b0412_5_20120315_sum.html

Subject 412

Bulletin Dated: March 15, 2012


The following changes in requirements to the Standard for Refrigeration Unit Coolers, UL 412, are being proposed for preliminary review and comment only:

1. For Preliminary Review Only: Clarifications to Table 48.1, Tests on Nonmetallic Materials

2. For Preliminary Review Only: Clarifications to Section 71, Production Line Pressure Test

3. For Preliminary Review Only: Miscellaneous Updates and Clarifications

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