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Standard 268A, Edition 4

Standard for Smoke Detectors for Duct Application

UL Bulletin
Standard 268A, Edition 4 Edition Date: April 23, 2014 $250.00-$314.00
Summary of Topics m0217_7_20140423_sum.html

Subject 217 (268 268A)

Bulletin Dated: April 23, 2014


The following topics were discussed at the meeting of the Standards Technical Panel for Smoke Detectors and Alarms:

1. Proposed Seventh Edition of UL 217

2. Harmonization Effort

3. Update from Polyurethane Foam Task Group

4. Update from Markings Task Group

5. Update from Nuisance Alarm Task Group

6. IRLED Light Degradation Determination

7. Aspirated Smoke Detectors

8. Discussion Concerning Batteries

9. Discussion Concerning Smoke Detectors for Semi-Trucks

10. Low Power Wireless Transmission

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