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Standard 710B, Edition 2

Standard for Recirculating Systems

UL CSDS Proposal
Standard 710B, Edition 2 Edition Date: March 29, 2013
Summary of Topics b0710b_2_20130329_sum.html

Subject 710B

Bulletin Dated: March 29, 2013

SUMMARY OF TOPICS

The following changes in requirements to the Standard for Safety for Recirculating Systems, UL 710B, are being proposed for preliminary review and comment only:

1. For Preliminary Review Only: Clarification of Requirements for Interlocks

2. For Preliminary Review Only: Standards Updates Pertaining to Class 2 Circuits

3. For Preliminary Review Only: Clarifications to the Capture Test to Align with Current Practices and Procedures

4. For Preliminary Review Only: Clarification for Simultaneous Conduct of Fire Extinguishment Tests

5. For Preliminary Review Only: Clarification for Mechanical Actuation

6. For Preliminary Review Only: Clarification on Markings for Non-integral Recirculating Systems

7. For Preliminary Review Only: New Requirements for Integral Recirculating Downdraft Systems

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