Fire Sprinkler Test And Drain Valve

Why would a fire protection system need to be drained.

Fire sprinkler test and drain valve.

Zurn model ftd fire test and drain valves provide for required water flow testing and draining of a sprinkler system with one valve. 1 25 mm 1 1 4 32 mm 2 50 mm cad drawings. Test and drain valves. Welded outlets and drop nipples.

The valves comply with the requirements of nfpa 13 nfpa 13r and nfpa 13d. Reliable model td test and drain valve bulletin 618. This article discusses four common reasons and details the various types of drains necessary for safely draining a fire sprinkler system. Residential fire pumps tanks.

The utd eliminates the need to utilize two separate valves and additional fittings to perform the test and drain functions. View as grid. Test and drain valves serve the installation and maintenance applications of wet pipe fire sprinkler systems. The a61 valves are single handle ball valves with three working positions.

A61 valves have forged brass body with chrome plated brass ball valve and ptfe seats. The drain position allows unrestricted flow for rapid draining of the system. From the 2016 edition of nfpa 13 3 4 11 wet pipe sprinkler system a sprinkler system employing automatic sprinklers attached to a piping system containing water and connected to a water supply so that water discharges immediately. Since then testandrain valves have been installed on many fire protection systems throughout the world.

Valves test and drain. Included is a detailed breakdown of the primary drain valves in a sprinkler system. In the test position this valve simulates flow of a single sprinkler with a 5 6 k factor orifice. The 1 1 2 globe model utd test and drain allows for draining of a sprinkler system as well as performing the required water flow test with one combined valve incorporating a single handle.

Ul and fm state tha argco meets all of the specifications for fire sprinkler installations. The main drain test is required by nfpa25 to be performed annually to ensure the proper water supply is available at the system riser detect changes in the water supply that may affect the sprinkler system s performance and confirm the drain valves are operational. 100 00 199 99 2 200 00 and above 2 test and drain. Sprinkler system expansion tanks.

An entire floor control loop assembly in one valve. The lightweight and compact model 1000 is a 300 psi rated single handle ball valve designed to provide both the test and express drain functions required for a wet fire sprinkler system. Clear sight glass plugs facilitates visual inspection of water flow through the valve. Equal quality and guaranteed savings.

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