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Standard 2748, Edition 1

Standard for Arcing Fault Quenching Equipment

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Standard 2748, Edition 1 Edition Date: November 02, 2018
Summary of Topics b2748_1_20181102_sum.html

Subject 2748

Bulletin Dated: November 2, 2018


The following topics for the Standard for Arcing Fault Quenching Equipment, UL 2748, are being recirculated:

1. Clarification of Scope of UL 2748

2. Clarification of Test Requirements for Resettable Devices

3. Revision of Grounding Requirements for Transformers in Paragraph 9.1

4. CB Trip Output Circuits - Addition of Reference to IEEE C37.90 to new Paragraph 14.3

8. Clarification of Insulating Material Requirements for Medium Voltage Parts

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