When a sprinkler system activates, the fire department connects hose lines from a pumper truck to the fire department connection. This connection allows the fire department to supplement the fire protection system in the event of a fire.

What is a remote fire department connection?

The Fire Department Connection, also commonly known as the siamese connection, is an important component found on most sprinkler and standpipe systems. When a fire sprinkler system activates, the FDC provides a means for firefighters to connect hose lines to supplement the fire sprinkler system’s domestic water supply.

What is the difference between a standpipe and an FDC?

There will be a fire department connection (FDC) on the outside of the building for the standpipe system, which allows us to supply or add to the water supply and overall pressure inside the system. The FDC will be labelled “Standpipe System” right above the two outlets (photo 6).

Is a fire department connection a standpipe?

FDC stands for Fire Department Connection. It is part of a fire sprinkler system or standpipe system.

How many FDCS are required?

A typical standpipe system in a fully sprinkler protected facility may need up to four (4) FDC inlets to satisfy the system demand.

What is a fire department connection Clapper?

Clappers guide water through fire department connections On an FDC with two or more inlets, clappers allow firefighters to add or remove hoses as needed. If the flow of water to one hose stops (or a hose bursts) a clapper will close to prevent backflow.

How many FDCs are required?

What is the purpose of a fire department connection FDC )? Quizlet?

What is the purpose of a Fire dept connection(FDC)? Allows FIre dept to pump supplemental water into a standpipr system or sprinkler system.

What are the three main considerations that determine the required standpipe system installation?

What are the three main considerations that determine the required standpipe system installation? The building height above or below the level of fire department access, whether a fire sprinkler system is installed, the use and occupancy of the building.

How many standpipes are required?

(2) Every building six (6) stories or more in height shall be provided with not less than one operable standpipe. Such standpipes shall be installed when the progress of construction is not more than 50 feet in height above grade.

How do I test my fire department connection?

To conduct a hydrostatic standpipe test, a qualified fire safety professional needs to introduce water through a hose connected to both a water supply and a test pump at the lowest point in the system, which is typically from the city water supply to the fire department connection.

What are the different types of Fire Department connections?

Fire department connections are generally one of three main types: exposed, freestanding, or flush. Exposed and flush FDCs are both found on a building’s wall, but the body of an exposed connection is visible, whereas flush connections conceal the FDC’s body behind a plate.

How does water get into a fire department connection?

Water enters the FDC body through these swivels and inlets. Then, it passes through the body to the outlet, where it enters system piping. While the foregoing is true for fire department connections with threaded swivels, some fire department connections may lack a body.

What makes a fire department connection NFPA compliant?

Open inlets have a tendency to gather dirt, dust, debris, and garbage, clogging system piping. For that reason, NFPA-compliant fire department connections also feature breakable caps or combination plug and chain assemblies that protect the FDC’s inlets while the system is not in use. What types of fire department connection are used today?

What is a freestanding fire department connection?

Freestanding connections act as exposed FDCs but stand apart from the building being supplied. Freestanding FDCs connect to the building’s system through a buried pipe, creating a convenient point of access for firefighters. A freestanding fire department connection in New York City. Source: Wikipedia.