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UL 539
UL 539 Single and Multiple Station Heat Detectors
standard by Underwriters Laboratories, 01/30/2009
Reduced price!
M00003870
New product
Full Description
Please note: All interim revisions for this edition available at time of your purchase will be included.Single and Multiple Station Heat Alarms
UL 539
1 Scope
1.1 These requirements cover heat-actuated, single and multiple station heat alarms intended for indoor installation in accordance with the National Fire Alarm Code, NFPA 72, Chapter 11.
1.2 These requirements do not cover electrically operated single or multiple station smoke or heat alarms.
