Inspector Study Guide - Fire Alarm and Detection Systems Flashcards
NFPA _____: National Fire Alarm Code
72
Each floor shall be _____ separately
zoned
A _____ shall not exceed 22,500 square feet in area or be larger than 300 feet in any direction
zone
the Secondary power supply must be able to detect when primary supply fails and makes the system fully operational within _______
10 seconds
secondary power supply must be able to run the system for ________ on normal load plus ______ on an alarm load
24 hours, 5 minutes
_______ signal indicate a system problem monitored by alarm system
supervisory
______ signals indicate a problem within the system itself
trouble
Trouble signals must resound every ______ is condition is not repaired
24 hours
Manual pull stations mounted between ____ and ____ on the walls. (measured at the bottom)
42”, 48”
Manual pull stations must be plainly visible and located within ______ of each exit doorway opening, with a travel distance of not more than _______.
5’, 200’
Which is the slowest type of detector to activate?
heat detectors
Detectors function automatically in response to ______, ______, and ______.
heat, smoke, thermal
Heat detectors have to activate within ________
2 minutes
Three different types of fixed temperature detectors. ______, _______, and _______
fusible element, continuous line, and bimetallic element
Rate of Rise deftectors usually activate when temperature exceeds ______ degrees per minute
12-15