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Standard 1008, Edition 8

Transfer Switch Equipment

UL CSDS Proposal
Standard 1008, Edition 8 Edition Date: September 05, 2017
Summary of Topics b1008_8_20170905_sum.html

Subject 1008

Bulletin Dated: September 5, 2017

SUMMARY OF TOPICS

The following changes in requirements to the Standard for Safety for Transfer Switch Equipment, UL 1008, are being proposed for preliminary review and comment only:

1. For Preliminary Review Only: Revision to Add Recreational Vehicle Transfer Switches to the Scope of UL 1008

2. For Preliminary Review Only: Revisions to Address the Grounding and Bonding of Neutral Circuits

3. For Preliminary Review Only: Revision to the Overload, Endurance, and Short Circuit Testing

4. For Preliminary Review Only: Miscellaneous Revisions Regarding Inlet Assemblies, Mechanical Interlocking of Single Pole Inlets and Readily Accessible Service Disconnect Switches

5. For Preliminary Review Only: Revisions Regarding the Use of "Circuit Breaker Based" Transfer Switches and Compliance with Service Disconnecting Requirements

6. For Preliminary Review Only: Revision to the Required Test Frequency

7. For Preliminary Review Only: Revision for Consistency with UL 50E Rain Test

8. For Preliminary Review Only: Revisions to Annex E to Cover Freestanding Complete Packaged Fire Pump Power Transfer Units

9. For Preliminary Review Only: Revisions to Address System Available Fault Calculations for Momentary Paralleling Situations

10. For Preliminary Review Only: Clarification of Marking Requirements

11. For Preliminary Review Only: Revised Requirements for Monitoring the Temperature on Inlets

Back to Standard 1008, Edition 8

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