Fusible Link Butterfly Valve

Fire safe, fusible link butterfly valve. Available in carbon steel, in wafer or lug designs. From sizes 1/4" to 6" and 6" to 24". Butterfly valves are offered actuated and fusible links are FM approved.
Product Description, Dimensions and Specifications PDF

Series FS-30 (Fire Safe Butterfly Valve)

Fire Safe Butterfly Valves From Valtorc International

Fusible link fire safe butterfly valves are the perfect solution to a hazardous project which needs automatic shut off in case of a fire.  Fusible links are FM approved and available in heats up to 300F.  You can operate these valves while they are engaged.

Click here to learn more about our fire safety products.

Fire Safe Fusible Link Butterfly Valve Package with FM Approved Fusible Links*

  • Sizes availability from 1/4" - 24"
  • Fire safe butterfly valve body
  • Valves work up to 150PSI
  • Weather-proof design
  • Valve can be operated while engaged
  • Fusible links are FM approved
  • Automatic shut-off in case of fire
  • Industrial grade, heavy duty hardware and mounting kits
  • Fully assembled and tested in the USA
  • *FM approval on actual links only.

Temperature Ratings (FM Approved and Standard Links)

FM Approved Links:  
Issue C Temperature Rating Max. Allowable Temperature Exposure
135° F (57° C) 100° F (36° C)
165° F (74° C) 100° F (38° C)
212° F (100° C) 150° F (66° C)
286° F (141° C) 225° F (107° C)
360° F (162° C) 300° F (149° C)
500° F (260° C) 475° F (246° C)
   
Non FM Approved Links:  
Issue C Temperature Rating Max. Allowable Temperature Exposure
135° F (57° C) 100° F (36° C)
165° F (74° C) 100° F (38° C)
212° F (100° C) 150° F (66° C)
286° F (141° C) 225° F (107° C)
360° F (162° C) 300° F (149° C)
536° F (280° C) 475° F (246° C)

Fusible Link Installation Guide

Fusible Link With Gearbox

  1. Remove the red safety link and disengage the gearbox to activate valves (armed).
  2. Fusible links should be changed annually.
  3. The valve can not be manually operated, it must remain open 100%
  4. Do not tighten nuts on to the fusible links.  Doing so could cause a malfunction
  5. Keep the red link handy for valve maintenance.

Fusible Link Without Gearbox

  1. Remove the red safety link after installation
  2. Fusible links should be changed annually.
  3. The valves can be manually operated.
  4. Do not tighten nuts on to the fusible links.  Doing so could cause a malfunction
  5. Keep the red link handy for valve maintenance.

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Valve Product Catalog

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