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Standard 1449, Edition 4

Standard for Surge Protective Devices

UL CSDS Proposal
Standard 1449, Edition 4 Edition Date: August 26, 2016
Summary of Topics b1449_4_20160826_sum.html

Subject 1449

Bulletin Dated: August 26, 2016


The following changes in requirements to the Standard for Surge Protective Devices, UL 1449, are being proposed for preliminary review and comment only:

1. For Preliminary Review Only: Clarification of Repeated VPR Measurement

2. For Preliminary Review Only: Clarification of Paragraph 19.4

3. For Preliminary Review Only: Imax Optional Testing and Rating

4. For Preliminary Review Only: Adding Exception 4 to Paragraph 44.4.1

5. For Preliminary Review Only: Revisions to Tables 46.1 and 47.1

6. For Preliminary Review Only: Revision to Paragraph 40.8.1 Regarding the Combination Wave Surge

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