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Standard 710B, Edition 2

Standard for Recirculating Systems

UL CSDS Proposal
Standard 710B, Edition 2 Edition Date: August 23, 2013
Summary of Topics b0710b_2_20130823_sum.html

Subject 710B

Bulletin Dated: August 23, 2013


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

1. Clarification of Requirements for Interlocks

2. Standards Updates Pertaining to Class 2 Circuits

3. Clarifications to the Capture Test to Align with Current Practices and Procedures

4. Clarification for Simultaneous Conduct of Fire Extinguishment Tests

5. Clarification for Mechanical Actuation

6. Clarification on Markings for Non-integral Recirculating Systems

7. New Requirements for Integral and Non-Integral Recirculating Downdraft Systems

Back to Standard 710B, Edition 2

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