Fire Safety & Life Safety Systems Flashcards

Which NFPA standard governs the installation of sprinkler systems in commercial buildings?

Answer: NFPA 13

NFPA 13 is the Standard for the Installation of Sprinkler Systems and covers design, installation, and testing requirements for automatic fire sprinkler systems.

A Class K fire extinguisher is specifically designed for use with which type of fire?

Answer: Cooking oils and fats fires

Class K extinguishers are designed for fires involving cooking oils, fats, and greases typically found in commercial kitchens.

Under NFPA 101 Life Safety Code, what is the maximum travel distance to an exit in a business occupancy with sprinklers?

Answer: 300 feet

NFPA 101 permits a 300-foot maximum travel distance to an exit in a sprinklered business occupancy, compared to 200 feet without sprinklers.

Which type of smoke detector is most effective at detecting slow, smoldering fires?

Answer: Photoelectric detector

Photoelectric detectors use a light beam and sensor that responds quickly to the large smoke particles produced by slow, smoldering fires.

A fire door rated for 90 minutes must close and latch within how many seconds when released?

Answer: 20 seconds

NFPA 80 requires fire doors to close and latch within 20 seconds when released from a fully open position.

What does the term 'means of egress' include according to NFPA 101?

Answer: The exit access, exit, and exit discharge

NFPA 101 defines means of egress as a continuous and unobstructed path consisting of three parts: exit access, exit, and exit discharge.

Which suppression agent is most appropriate for protecting a server room containing sensitive electronics?

Answer: Clean agent gaseous suppression

Clean agent gaseous suppression systems extinguish fires without leaving residue or causing water damage to sensitive electronic equipment.