Standard 412, Edition 5
UL 412

Standard for Refrigeration Unit Coolers

UL CSDS Proposal Edition 5 Published Date: May 10, 2018 Last Revision: June 14, 2022

Summary of Topics b0412_5_20180510_sum.html

Subject 412

Bulletin Dated: May 10, 2018

SUMMARY OF TOPICS

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: Revisions To Controls Requirements.

2. For Preliminary Review Only: Alternate Compliance Option for EMI Filters.

3. For Preliminary Review Only: Revisions to Include Switch Mode Power Supply Units.

4. For Preliminary Review Only: Clarification to Marking Requirements.
Back to Standard 412, Edition 5

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