Overflow Valve

7300D Series

The Protectoseal Overflow Valve eliminates an open overfill pipe connection into a tank’s vapor space. The Series 7300D is not the primary pressure relief device. The valve seals a liquid overflow pipe against vapor or liquid leakage until it reaches its set point.

Description

  • Mounts securely on the storage tank overflow pipe
  • Directly vents to the atmosphere for optimal performance
  • Pressure setting easily achieved through weight loading mechanism
  • Maintains accurate pressure settings within +/- 3% range
  • Unique hinged/counterweight design allows for precision pressure settings
  • Innovative patented FEP Film “Air-Cushioned Seating” ensures superior sealing
  • Efficient Low-Leak Pallet Design enables fast inspection and easy maintenance
  • Sleek and lightweight unit facilitates hassle-free handling
  • Sizes: 2” (DN 50) through 12” (DN 300)
  • Connections: 150# ANSI and DIN PN 16
  • Materials: Carbon Steel, Stainless Steel, C276
  • Other materials are available upon request, including FRP
  • Other drilling patterns are available upon request