Thermal shutoff valves then and now processing magazine. Fire safe fusible link valves installation and operation manual. The pump suction isolation valve is also a fire rated valve. Bimetals operate in the time and 17% less air temperature. Tyco fire protection products is a leading manufacturer of waterbased fire suppression system components and ancillary building construction products. This dasma technical data sheet provides information for the selection, installation and maintenance of fusible links. Product shear valves franklin fueling systems americas. Fire pump trouble, fusible link, gauge, gauges, gear controlled nozzle.
Fire protection valves fusible link nfpa fire code. Fusible link fire safe ball valves and fusible link high performance butterfly valves manual override handle and gear operator are available so that valve can be operated andor tested. The simple, innovative design offers rugged reliability and extremely easy maintenance in the field. The ball valve and butterfly valve assemblies are factory mutual fm approved. The eflm is designed to shut down the 120 volt power supply feeding the controller on hydraulic equipment upon activations of the ul listed fusible link due to temperature rise reaching the melting temperature of the link. Fire safety valves fire safe valves, fusible link and. We also offering ball valves with pneumatic single acting. Fm firesafe durable fusible link design saves field maintenance. These relatchable fire links offer many advantages over the fusible. A fusible link is used to hold open a spring actuated lever. Assured automations fm firesafe fusible link manual shutoff valves protect refineries and chemical processors from fire hazards. Assured automations fm firesafe fusible link manual. Make sure that the fusible links have been removed before attempting to operate the valve.
Fusible links listed by underwriters labs, corrosion resistant, used for fire protection, stainless steel or bronze components. Fusible link valve packages are used in variety of applications. If a fire occurs, the thermal link either automatically stops the flow of flammable liquids in a normally open. Butterfly valves high performance bray mccannalok bray. The sprinkler inspection software solution also permits inspectors to create graphs to. If a fire occurs, the thermal link either automatically. Independent and internal tests have proven superior service. Fire sprinkler inspection software buildingreports. These valve and fusible link assemblies include manually operated ball or butterfly valves. A brief history of indicating valves for fire protection. Shut down your fire dampers using bimetal or signal actuation instead of fusible links. If fire occurs, a fusible link releases the fulcrum. Testing and maintenance of fire dampers, especially dynamic, curtain fire dampers, can be extremely difficult. Lpi fire fusible links lpi fire extinguisher products.
Software is suitable for managing and documenting maintenance tasks. Fusible link valves are available in stainless steel, carbon steel and ductile iron. Traditionally, these projects relied on thermal shutoff valves equipped with fusible links. Kits contain pulley wheels, stainless steel cable, fusible links. These valve and fusible link assemblies include manually operated ball. The development of the fusible link fire sprinkler permitted fire sprinkler systems to. The lever valve offers added protection in certain situations. They are for use in conjunction with automatic closing devices for fire doors. Fm firesafe thermal shutoff valves with fusible links. A small kit consists of the following m6 pulley assembly, 40mm diameter cw backplate x2.
The fm firesafe shutoff fusible link valve assemblies from assured automation are api 607 and factory. There are, however, alternative types of dynamic fire dampers that make testing and maintenance. A patented adapter shears upon impact, causing the poppet to seal on the valve body, preventing fuel spillage. Ball and butterfly assemblies are available with manual levers or gear operator which will allow the valve to operate manually at any time without affecting the fusible links. Fusible links shall be offered in in a variety of link. A firesafety shutoff valve, also known by thermal shutoff valve or simply a fusible link valve, is a safety device designed to provide automatic valve shutoff in the event of a fire. The cable systems can also be used on stationary storage tanks at. Valtorc fusible link valve assemblies are designed for flow shutoff protection in piping systems handling flammable gasses or liquids, solvents, toxic fluids, or any. Fusible links for the 4 package shall be the kstyle link and be ul listed. When the fusible link melts the spring actuated lever is released to close the valve. In order to perform maintenance on these new automatic systems and permit them to be. Designed for both trucks and stationary tanks, c407 series internal valves.
Visually inspect the link to verify its not damaged. Valtorc fusible link valve assemblies are designed for flow shutoff protection in piping systems. Fusible link valve, fusible link ball valve, fusible link. What are indicating control valves and why would they be helpful. A firesafety shutoff valve or a thermal shutoff valve or a fusible link valve, is a safety device that provides automatic valve shutoff in case of. Fusible link shutoff valves receive factory mutual approval for.
My thoughts are to remove the existing fusible link valves, and move the pump suction isolation valves. Fm firesafe fusible link manual shutoff valves new. It is sometimes used at the tank and held open by a spring loaded flexible wire in which fusible links are set. Lt series fusible link fire safe ball valve assembly iom youtube. Assembly includes two fusible links, a return spring, a 20foot 6,1 m cable, twocable clamps, a connector and a machine screw. Firesafety valve with a fusible link bitorq valve automation. Designed for installation at the bottom outlet of an aboveground storage tank ast where product flow must be stopped in the event of a fire. Round fire damper allows the fusible link to be replaced easily then the damper can be adjusted to its fullopen position. Dont settle for the cheap competition get a high quality product from valtorc international the fastest and most economic choice for fusible link. This is a form of friction hold open that employs a fusible link and springloaded clamp assembly at the hold open friction joint. Fire safety valves, check valves, and thermal switches. Fusible links are a vital part of a fire protection program. Bt series fusible link fire safe ball valve assembly iom.
Never install a fire damper without the proper ul approved fusible link in place. Assured automations fm firesafe fusible link manual shutoff. The fusible link is one of the simplest forms of heat detection devices. Agent tank, air compressor, air maintenance device, alarm valve. Different spring packs shall be used to correspond with ball valves torques plus safety factor. This factory mutual fm approved fusible link shutoff, available with ball valves, flanged ball valves and butte rfly valves. In the case of multiple generators, the advisability of installing fos fusible links between the main tank and each day tank. The fusible link assembly portion shall be fm approved.
Fusible link valve assemblies are found in storage tanks, carrying vessels, or mixing vessels to control the spread of fire by automatic shutoff of flow. The closure of an fos valve link to the day tank will only shutdown the generator. Supplied with a fire valve kit, available in sizes, small 15 to 50mm nb valves, medium 65 to 100mm nb valves and large 125 to 200mm nb valves. Fusible links offer protection against fire at tank farms, airports, and petroleum plants. These valves are directly butted up to the tank and reduce from 14 at the tank to 12 prior to the pump suction isolation valve. When links are used in a restaurant system, their purpose is to cause the system to function and extinguish the fire. Fire safety protection systems also use fusible link assemblies as a failsafe open valve. C486 series internal valve is designed to shutoff remotely or automatically when. Learn how to safely operate and maintain bitorq valve automations ltseries fire safe fusible link valve assembly. Fm firesafe fusible link valves assured automation. Ht series fusible link fire safe butterfly valve iom. Maintenance instructions on back the 346 series valves are designed to shut off liquid. Fm firesafe fusible link valve protects refineries and chemical processors from fire hazards. Valtorc usa fire safe ball valves are generally supplied with manual hand lever or gear actuator operated, depending on valve size.
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