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Standard 1449, Edition 4

Standard for Surge Protective Devices

UL CSDS Proposal
Standard 1449, Edition 4 Edition Date: June 15, 2015
Summary of Topics b1449_4_20150615_sum.html

Subject 1449

Bulletin Dated: June 15, 2015

SUMMARY OF TOPICS

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: Revision of PV Requirements

2. For Preliminary Review Only: Testing Methods for Combination Type SPDs

3. For Preliminary Review Only: Interchangeability of Metal Oxide Varistors (MOVs)

4. For Preliminary Review Only: Addition of Tolerance Requirements

5. For Preliminary Review Only: Addition of Requirements for DC SPDs

6. For Preliminary Review Only: Addition of Requirements for Open Type SPDs

7. For Preliminary Review Only: Addition of Requirements for SPDs Intended for Connection Using Exposed Wiring Methods

8. For Preliminary Review Only: SPDs with Only N-G Protection

9. For Preliminary Review Only: Editorial Corrections to Table 36.2

10. For Preliminary Review Only: Clarification of Test Method for Fault Current and Overcurrent Tests

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