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DFS Blog

High Purity Nitrogen Purifier Bypass Skid

Posted by DFS on Nov 18, 2019 2:44:00 PM
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The DFS High Purity Nitrogen (HPN2) Purifier Bypass Skid enables automatic bypass of large facility nitrogen purifiers to ensure continuity of supply to semiconductor fab distribution. This bulk gas skid is a compact design that minimizes gas pad or room purifier space. The skid is delivered as a turn-key factory-tested system.

DFS High Purity HPN2 Bulk Gas Skid

Standard features on the HPN2 High Purity Bulk Gas Skid include:

  • All-welded stainless skid frame
  • I&C junction box
  • Bellows-sealed manual isolation valves
  • Fast-acting fail-open globe control valve
  • Pressure transmitter

Quality Assurance:

  • Designed, manufactured, and tested under our ISO9001:2015 certified quality management system, in accordance with ASME B31:3 Chap X
  • Welded under high purity Argon purge, by AWS certified welders in a ISO-6 clean room
  • 100% weld examination by ASNT-IIs
  • Pneumatic testing to 110% of MAWP
  • Helium leak checked to 10-9 atm.cc/s
  • Particle testing optional
  • Connections capped, shipped under dry N2 positive pressure

Configurable Options Include:

  • Indoor or outdoor installation
  • Customer preferred Control strategy
  • Valve positioning: Pneumatic, electronic
  • On-skid instrument N2 distribution
  • Choice of bellows-sealed isolation valves
  • Customer-specific material and component specification compliance
  • Optionally EU Pressure Equipment Directive (2014/68/EU) compliant, CE marked

The net-benefit of the High Purity HPN2 bulk gas skid is that it minimizes lead-times and reduces installation cost and schedule. 

If you would like to learn more about our HPN2 Bulk Gas Skid, please feel free to:

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Download the High Purity Nitrogen Purifier Bypass Skid data sheet 


Click here to learn more about our semiconductor manufacturing solutions.

Topics: process control, gas systems

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