Z-VAC & Z-POS

The Z-VAC and Z-POS Series are a range of bi-directional rupture disk and holder assemblies designed to relieve between 1-30” WC in one direction and 2-150 psi in the other direction uniquely protecting processing, fermentation, storage tanks and low strength vessels from vacuum implosion or over-pressure failure in a single device.

Features

  • Highly accurate, ultra-low burst pressures starting at 1” (25 mm) water column
  • Dual-acting design, with laser cut metal top section and girdle (when ordered in 316SS)
  • Sizes 2” to 12” / 50 mm to 300 mm
  • Standard 316SS girdle for full range of vacuum pressures ensures clean opening of seal at specified pressure
  • Burst ratings from 1” (25 mm) of water column to 150 psig (10.34 barg)
  • Temperature ratings to 500˚F (260˚C)
  • Permanently attached 3D stainless steel tag shows positive and vacuum flow directions

Options / Accessories

  • Integral Burst Indication

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