“Pathway Survivability” - New York Fire Alarm Association
“Pathway Survivability” - New York Fire Alarm Association
“Pathway Survivability” - New York Fire Alarm Association
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Survivability<br />
Not Required<br />
Survivability<br />
Not Required<br />
FLOW CHART on the NFPA 72 Requirement for Survivability<br />
NO<br />
NO<br />
Wiring for Emergency<br />
Voice/<strong>Alarm</strong> Communication<br />
YES<br />
System used for<br />
Relocation or<br />
Partial Evacuation<br />
YES<br />
Appliance circuits are for<br />
systems located within<br />
the Evacuation Signaling Zone<br />
YES<br />
Damage to wiring within the Evacuation<br />
Signaling Zone will impair communication<br />
in any other Evacuation Signaling Zone<br />
NO<br />
Survivability not required. Wiring is<br />
specified in NFPA 72 section 1.2.4 as<br />
being in accordance with NFPA 70,<br />
National Electrical Code Articles 760<br />
and 770<br />
NO<br />
YES<br />
Survivability<br />
Required<br />
Survivability<br />
Required<br />
Survivability required. Wiring method<br />
is specified in NFPA 72 section<br />
24.4.1.8.4.3 (minimum level 2) and<br />
A24.4.1.8.4.1
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