CFPS Special Hazard Suppression 2

Question 1

Which NFPA standard governs clean agent fire extinguishing systems such as FM-200 and Novec 1230?

Accepted Answer

NFPA 2001

Answer

NFPA 12

Answer

NFPA 15

Answer

NFPA 750

Question 2

FM-200 (HFC-227ea) extinguishes fires primarily through which mechanism?

Accepted Answer

Heat absorption and chemical flame inhibition

Answer

Oxygen displacement below 12%

Answer

Fuel dilution with inert gas

Answer

Catalytic decomposition of combustion products

Question 3

For CO2 total flooding systems, high-pressure storage cylinders maintain the agent at approximately:

Accepted Answer

850 psi at room temperature

Answer

300 psi at −20°F

Answer

500 psi at 32°F

Answer

1,200 psi at 70°F

Question 4

Inergen (IG-541) is composed of which combination of gases?

Accepted Answer

Nitrogen, argon, and carbon dioxide

Answer

Nitrogen and argon only

Answer

Argon and carbon dioxide only

Answer

Nitrogen and helium

Question 5

Per NFPA 2001, the minimum hold time required after a clean agent total flooding system discharges is:

Accepted Answer

10 minutes

Answer

2 minutes

Answer

5 minutes

Answer

15 minutes

Question 6

Which of the following is NOT an acceptable clean agent alternative to Halon 1301 for total flooding applications?

Accepted Answer

Halon 1211

Answer

FM-200 (HFC-227ea)

Answer

Novec 1230 (FK-5-1-12)

Answer

Inergen (IG-541)

Question 7

A room protected by a CO2 total flooding system must be designed to withstand:

Accepted Answer

Pressure changes caused by rapid CO2 discharge

Answer

Positive HVAC pressurization during discharge

Answer

Permanent sealing of all windows and penetrations

Answer

Automatic removal of all ignition sources prior to discharge