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24.6.9* High Power Loudspeaker Array Structural Loads, Wind, and Seismic Design
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HPLAs and their supporting structures shall meet the structural, wind, and seismic loads as identified in the risk analysis.
Related Code Sections
24.6.9* Emergency Communications Systems (ECS), High Power Loudspeaker Array Structural Loads, Wind, and Seismic Design
HPLAs and their supporting structures shall meet the structural, wind, and seismic loads as identified in the risk analysis ...
National Fire Alarm and Signaling Code 2019 of Maine > 24 Emergency Communications Systems (ECS) > 24.6* Wide-Area Mass Notification Systems > 24.6.9* High Power Loudspeaker Array Structural Loads, Wind, and Seismic Design
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National Fire Alarm and Signaling Code 2019 of Maine > 3 Definitions > 3.3 General Definitions > 3.3.131 High Power Loudspeaker Array (HPLA)
10.6.7.2.1.4 Fundamentals,
The secondary power supply for high-power loudspeaker arrays used for wide-area mass notification systems shall be in accordance with 24.6.5.2 ...
National Fire Alarm and Signaling Code 2019 of Maine > 10 Fundamentals > 10.6 Power Supplies > 10.6.7 Secondary Power Supply > 10.6.7.2* Capacity > 10.6.7.2.1 > 10.6.7.2.1.4
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and Appendix 11A, even when wind load effects are greater than seismic load effects ...
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24.6.5.2 Emergency Communications Systems (ECS),
Secondary power for HPLAs used for wide-area mass notification systems shall have sufficient capacity to operate the unit for a minimum of 3 days ...
National Fire Alarm and Signaling Code 2019 of Maine > 24 Emergency Communications Systems (ECS) > 24.6* Wide-Area Mass Notification Systems > 24.6.5* High Power Loudspeaker Array (HPLA) > 24.6.5.2