NFPA NFPA 72 Fire Alarm Systems 2

Question 1

Under NFPA 72, what is the maximum height above the floor at which a manual pull station may be installed?

Accepted Answer

60 inches

Answer

NFPA 72 requires manual pull stations to be mounted between 42 and 60 inches above the finished floor.

Question 2

According to NFPA 72, how frequently must a fire alarm system receiving central station monitoring be tested?

Accepted Answer

Annually

Answer

NFPA 72 requires that most fire alarm system components be tested at least annually unless more frequent testing is specified.

Question 3

Under NFPA 72, a notification appliance circuit (NAC) must be supervised for which of the following conditions?

Accepted Answer

Open circuit and ground fault

Answer

NFPA 72 requires that notification appliance circuits be monitored for integrity, meaning open circuits and ground faults must be detected.

Question 4

What does NFPA 72 specify as the maximum travel distance to a manual pull station in an educational occupancy?

Accepted Answer

150 feet

Answer

NFPA 72 requires manual pull stations to be located so that travel distance from any point in the protected area does not exceed 200 feet.

Question 5

Under NFPA 72, which type of detector is best suited for detecting slow, smoldering fires with little visible smoke?

Accepted Answer

Photoelectric smoke detector

Answer

Photoelectric smoke detectors are most effective at detecting slow, smoldering fires that produce large combustion particles.

NFPA - National Fire Protection Association Practice Test