4AE3 U4 C5 Obj 3

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Which buildings are standpipe systems used in?

Buildings under 3 stories

Buildings with sprinkler systems

Buildings with stairwell pressurization fans

Buildings over 3 stories (correct)

What is the minimum size requirement for a standpipe that only has hose connections?

DN 50 (2" NPS)

DN 100 (4" NPS) (correct)

DN 75 (3" NPS)

DN 125 (5" NPS)

What is the recommended approach to fight a fire using standpipe connections?

From the side of the fire

From above the fire

From a distance

From below the fire (correct)

Which type of sprinkler system is the most common?

Wet pipe Signup and view all the answers

Which type of sprinkler system is used when the temperature is subject to freezing or maintained below 4°C?

Dry pipe Signup and view all the answers

Which type of standpipe system relies solely on the connection outside the building by the Fire Department?

Manual Wet Standpipe Signup and view all the answers

Which type of standpipe system is permanently attached to a water supply and charged with compressed air or nitrogen?

Automatic Dry Standpipe Signup and view all the answers

What is the purpose of fire zones in a building or plant?

To prevent fire from spreading Signup and view all the answers

Which type of hose is typically used in Class II standpipe systems for light hazard occupations?

25 mm (1 inch) hose Signup and view all the answers

Which type of system is equipped with a supplemental detection system such as a smoke detector or heat detector?

Preaction system Signup and view all the answers

What is the purpose of the small amount of compressed air or nitrogen in the sprinkler line?

To monitor system integrity Signup and view all the answers

In which type of system is water admitted to the sprinkler piping with either operation of the detection device or the activation of an automatic sprinkler head?

Non-interlock system Signup and view all the answers

In which type of system is water not admitted to the sprinkler piping until both the detection device and an automatic sprinkler head are activated?

Double-interlock system Signup and view all the answers

What type of sprinkler system delivers large amounts of water using non-automatic sprinkler heads?

Deluge system Signup and view all the answers

In a deluge system, when does water flow through the sprinkler line?

When the deluge valve is opened Signup and view all the answers

Which type of standpipe system supplies water to both the hose connections and an automatic sprinkler system?

Combined Standpipe System Signup and view all the answers

Where are Class II fire systems usually found?

Rooms with wall-mounted firehose cabinets Signup and view all the answers

What is the minimum size requirement for a standpipe that only has hose connections?

25 mm (1 inch) Signup and view all the answers

Which type of standpipe system is used in buildings over 3 stories in height?

Class 1 Signup and view all the answers

What is the minimum size requirement for a standpipe that only has hose connections?

DN 100 (4" NPS) Signup and view all the answers

What is the recommended approach to fighting a fire using standpipe connections?

Approach the fire from below Signup and view all the answers

Which type of sprinkler system is used when the temperature is subject to freezing or maintained below 4°C?

Dry pipe sprinkler system Signup and view all the answers

What type of sprinkler system relies solely on the connection outside the building by the Fire Department?

Wet pipe sprinkler system Signup and view all the answers

Which type of standpipe system is permanently attached to a water supply and charged with compressed air or nitrogen?

Semi-Automatic Dry Standpipe Signup and view all the answers

Which type of sprinkler system is equipped with a supplemental detection system such as a smoke detector or heat detector?

Preaction system Signup and view all the answers

What is the purpose of a double-interlock preaction system?

To prevent water discharge in low-temperature environments Signup and view all the answers

Which type of system allows water into the sprinkler piping with either operation of the detection device or the activation of an automatic sprinkler head?

Non-interlock system Signup and view all the answers

What type of sprinkler system delivers large amounts of water using non-automatic sprinkler heads?

Deluge system Signup and view all the answers

What is the purpose of a deluge system?

To immediately flow water when a sprinkler head is activated Signup and view all the answers

Which type of system is typically found in environments where water discharge is a major concern?

Preaction system Signup and view all the answers

Which type of standpipe system is permanently attached to a water supply and charged with compressed air or nitrogen?

Class 2 Signup and view all the answers

Which type of sprinkler system delivers large amounts of water using non-automatic sprinkler heads?

Deluge system Signup and view all the answers

Where are Class II fire systems usually found?

Industrial plants Signup and view all the answers

Which type of sprinkler system is typically found in office buildings, stores, hotels, schools, and health facilities?

Wet pipe Signup and view all the answers

What type of standpipe system is permanently attached to a water supply and charged with compressed air or nitrogen?

Semi-Automatic Dry Standpipe Signup and view all the answers

Which type of sprinkler system is used when the temperature of the protected area is maintained at or above 4°C?

Wet pipe Signup and view all the answers

Which type of sprinkler system is commonly found in environments where water discharge is a major concern?

Preaction system Signup and view all the answers

In which type of system is water not admitted to the sprinkler piping until both the detection device and an automatic sprinkler head are activated?

Double-interlock system Signup and view all the answers

What type of sprinkler system delivers large amounts of water using non-automatic sprinkler heads?

Deluge system Signup and view all the answers

Which type of system allows water into the sprinkler piping with either operation of the detection device or the activation of an automatic sprinkler head?

Non-interlock system Signup and view all the answers

What is the purpose of a double-interlock preaction system?

To prevent water discharge Signup and view all the answers

In a deluge system, when does water flow through the sprinkler line?

When the deluge valve is opened Signup and view all the answers

Which type of standpipe system combines both Class I and Class II hose fittings?

Combined Standpipe System Signup and view all the answers

Where are Class III standpipes typically located?

Wall-mounted firehose cabinets Signup and view all the answers

What is the minimum distance requirement for hose stations in each building zone for a standpipe system using NPS 25 mm hose?

6 meters Signup and view all the answers

Which type of standpipe system combines both Class I and Class II hose fittings?

Combined Standpipe System Signup and view all the answers

What is the minimum size requirement for a standpipe that only has hose connections in a building zone with NPS 40 mm hose?

6 meters Signup and view all the answers

Where are Class II fire systems usually found?

Pipe shafts Signup and view all the answers

4AE3 U4 C5 Obj 3

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Questions and Answers

Which buildings are standpipe systems used in?

What is the minimum size requirement for a standpipe that only has hose connections?

What is the recommended approach to fight a fire using standpipe connections?

Which type of sprinkler system is the most common?

Which type of sprinkler system is used when the temperature is subject to freezing or maintained below 4°C?

Which type of standpipe system relies solely on the connection outside the building by the Fire Department?

Which type of standpipe system is permanently attached to a water supply and charged with compressed air or nitrogen?

What is the purpose of fire zones in a building or plant?

Which type of hose is typically used in Class II standpipe systems for light hazard occupations?

Which type of system is equipped with a supplemental detection system such as a smoke detector or heat detector?

What is the purpose of the small amount of compressed air or nitrogen in the sprinkler line?

In which type of system is water admitted to the sprinkler piping with either operation of the detection device or the activation of an automatic sprinkler head?

In which type of system is water not admitted to the sprinkler piping until both the detection device and an automatic sprinkler head are activated?

What type of sprinkler system delivers large amounts of water using non-automatic sprinkler heads?

In a deluge system, when does water flow through the sprinkler line?

Which type of standpipe system supplies water to both the hose connections and an automatic sprinkler system?

Where are Class II fire systems usually found?

What is the minimum size requirement for a standpipe that only has hose connections?

Which type of standpipe system is used in buildings over 3 stories in height?

What is the minimum size requirement for a standpipe that only has hose connections?

What is the recommended approach to fighting a fire using standpipe connections?

Which type of sprinkler system is used when the temperature is subject to freezing or maintained below 4°C?

What type of sprinkler system relies solely on the connection outside the building by the Fire Department?

Which type of standpipe system is permanently attached to a water supply and charged with compressed air or nitrogen?

Which type of sprinkler system is equipped with a supplemental detection system such as a smoke detector or heat detector?

What is the purpose of a double-interlock preaction system?

Which type of system allows water into the sprinkler piping with either operation of the detection device or the activation of an automatic sprinkler head?

What type of sprinkler system delivers large amounts of water using non-automatic sprinkler heads?

What is the purpose of a deluge system?

Which type of system is typically found in environments where water discharge is a major concern?

Which type of standpipe system is permanently attached to a water supply and charged with compressed air or nitrogen?

Which type of sprinkler system delivers large amounts of water using non-automatic sprinkler heads?

Where are Class II fire systems usually found?

Which type of sprinkler system is typically found in office buildings, stores, hotels, schools, and health facilities?

What type of standpipe system is permanently attached to a water supply and charged with compressed air or nitrogen?

Which type of sprinkler system is used when the temperature of the protected area is maintained at or above 4°C?

Which type of sprinkler system is commonly found in environments where water discharge is a major concern?

In which type of system is water not admitted to the sprinkler piping until both the detection device and an automatic sprinkler head are activated?

What type of sprinkler system delivers large amounts of water using non-automatic sprinkler heads?

Which type of system allows water into the sprinkler piping with either operation of the detection device or the activation of an automatic sprinkler head?

What is the purpose of a double-interlock preaction system?

In a deluge system, when does water flow through the sprinkler line?

Which type of standpipe system combines both Class I and Class II hose fittings?

Where are Class III standpipes typically located?

What is the minimum distance requirement for hose stations in each building zone for a standpipe system using NPS 25 mm hose?

Which type of standpipe system combines both Class I and Class II hose fittings?

What is the minimum size requirement for a standpipe that only has hose connections in a building zone with NPS 40 mm hose?

Where are Class II fire systems usually found?

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