Ch 30 Fire Protection Systems ( Part 2)

Question 0

The National Fire Alarm Code is NFPA?

Answer 0

72

Question 1

What are the 4 signals a fire alarm system sends and receives?

Answer 1

1. Alarm
   a) Local - to occupants
   b) Remotely transmitted - to Fire Dept
2. Trouble
3. Supervisory
4. Annunciation

Question 2

FACP?

FACU?

Answer 2

Fire Alarm Control Panel

Fire Alarm Control Unit

Question 3

What is a hardware component used to determine if there is a fire?

Answer 3

Alarm-initiation device

Question 4

Heat, smoke, and rate of rise detectors are examples of _________ __________ detectors?

Answer 4

Spot type

Question 5

A device in which detection is continuous along a path (a cable) is a ____________ detector?

Answer 5

Linear

Question 6

What are the 2 types of pull stations?

Answer 6

Single action - one step ( just pulling down)

Double action - 2 steps (lifting a cover or breaking glass and pulling down. Prevents false alarms)

Question 7

NFPA 72 refers to manual pull stations as?

Answer 7

Manual fire alarm boxes

Question 8

3 types of heat detectors?

Answer 8

1. Fixed temperature
2. Rate of rise
3. Rate compensation

Question 9

What is the most common form of heat detector?

Answer 9

Sprinkler head

Question 10

What is the most familiar smoke detector?

Answer 10

Single station smoke alarm device

Question 11

NFPA 72 has 3 requirements for residential device locations?

Answer 11

1. 1 on each level
2. 1 on each bedroom
3. 1 in the corridor outside each sleeping area

Question 12

2 basic types of smoke detectors?

Answer 12

1. Ionization - electrodes

2. Photoelectric - light

Question 13

If 2 detection devices must activate before initiating a fire alarm, it’s called?

Answer 13

Cross zoned alarm system

Question 14

The 2 types of alarm notification appliances are?

Answer 14

Audible - bells, horns, sirens, speakers

Visible - strobes

Question 15

What are the 5 basic types of fire alarm systems?

Answer 15

“CLAPR”

1. Central station
2. Local
3. Auxiliary municipal
4. Proprietary supervisory
5. Remote supervisory station

Question 16

The most common automatic suppression system is?

Answer 16

Automatic sprinkler systems

Question 17

A ______________ system has no release mechanism. This type of head is always open?

Answer 17

Deluge

Question 18

With an “Upright Sprinkler Head” the deflector is __________?
With a “Pendant Sprinkler Head” the deflector is _________ ?

Answer 18

Up

Down

Question 19

What are the 5 types of sprinkler systems?

Answer 19

“WET DDRP”

1. Wet pipe
2. Dry pipe
3. Deluge
4. Residential
5. Preaction

Question 20

What is the most common and simplest sprinkler system?

Answer 20

Wet pipe

Question 21

What are dry sprinkler systems filled with instead of water?

Answer 21

Air or nitrogen

Question 22

In a dry system, the ___________ pressure is higher?

Answer 22

Water

Question 23

A preaction uses elements of a ____________ and __________ system?

Answer 23

Deluge

Dry pipe

Question 24

For a preaction, 2 methods of detection, typically a _________ _______ and a _____________ __________ must activate for water to flow, which minimizes water damage?

Answer 24

Smoke detector

Sprinkler head

Question 25

Residential systems main objectives are to prevent __________ in rooms of origin, improve chances for occupant ___________ and prevent ___________ ________ to adjacent rooms?

Answer 25

Flashover
Escape
Fire spread

Question 26

In the US, sprinkler systems fail about ____% of the time, usually because the main water control valve has been left _____ accidentally?

Answer 26

5%

Shut

Question 27

The 2 most common types of indicator valves are?

Answer 27

1. PIV

2. OS&Y

Question 28

If the stem is exposed of an OS&Y it’s in the ________ position?

Answer 28

Open

Question 29

What are the uses of a Class I, II, and III standpipe?

Answer 29

Class I - FD (standard, 2.5” male outlet)
Class II - Occupant (low flow, low pressure, 1.5” per connected hose)
Class III - Both FD and Occupant (both connections)