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Model 1330FC Thermal Expansion Relief Valve

Model 1330FC Thermal Expansion Relief Valve

The Model 1330FC is a pressure relief valve that is installed downstream of a pressure reducing valve and is located in the distribution piping in a fire protection system. If the pressure in the distribution piping should become over pressurized, the 1330FC will open and relieve the excess pressure, preventing damage.

Model Features

  • UL Listed, Control Number 39TZ
  • Normally closed, increasing inlet pressure opens valve
  • UL Listed spring 20-175 psi
  • Local sense line (self contained sense loop)
  • Simple adjustment
  • All parts replaceable while valve is installed
  • Rubber to metal seat for positive shut-off
  • Can be installed vertically or horizontally
  • Available in sizes 1/2″, 3/4″ and 1″
Model SheetModel Sheet (metric)SpecificationsAnimationOperations Manual
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